Recent Articles (61)
The Quantum Insider
Insider Brief PRESS RELEASE — A spin qubits, the tiny pieces of information used by quantum computers, in which quantum information is encoded in the spin. This matters because it helps people see how quantum technology is moving from labs into real life.
The Quantum Insider
Insider Brief Chinese researchers have experimentally demonstrated a quantum random access memory architecture, or QRAM, on a superconducting quantum. This matters because it helps people see how quantum technology is moving from labs into real life.
The Quantum Insider
Insider Brief PRESS RELEASE — Classiq and Pontificia Universidad Católica de Chile (UC Chile) today announced a joint research project to develop hybrid. This matters because it helps people see how quantum technology is moving from labs into real life.
The Quantum Insider
Insider Brief PRESS RELEASE — Quantinuum, a leading quantum computing company, announced today that it has signed a non-binding Memorandum of. This matters because it helps people see how quantum technology is moving from labs into real life.
The Quantum Insider
Insider Brief PRESS RELEASE — OQC, JPMorganChase and AMD today announced a research collaboration leveraging a new and dedicated quantum-AI Data Centre,. This matters because it helps people see how quantum technology is moving from labs into real life.
Quantum Computing Report
This industry update shows how quantum companies are growing. It matters because each step helps bring quantum tools closer to real use.
Quantum Computing Report
This industry update shows how quantum companies are growing. It matters because each step helps bring quantum tools closer to real use.
Quantum Computing Report
Some big leaders at companies like Quandela and Zapata Quantum got new jobs. This helps these companies grow and make better quantum computers. It’s important because it helps the future of super-smart computers.
Quantum Computing Report
Rigetti, a company that makes quantum computers, used a special one to study plasma waves. They used tricks to fix errors and get better results. This helps us understand how plasma and quantum computers work.
The Quantum Insider
Qilimanjaro Quantum Tech started a new kind of quantum computer at the Barcelona Supercomputing Center. This computer is called an analog quantum computer. It works alongside other powerful computers to help solve big problems faster.
The Quantum Insider
King’s College London got special access to Google’s Willow quantum processor. This means they can try new ideas using quantum computers. It’s part of a project to find cool new ways to use quantum technology.
The Quantum Insider
Quantinuum, a company helped by Honeywell, wants to sell shares to the public for the first time. They hope to raise over a billion dollars. This is a big deal because it's the largest traditional sale for a quantum computing company. It matters because it shows growing interest and investment in quantum computers.
The Quantum Insider
A British quantum startup called Universal Quantum is getting attention from American investors. These investors want to help the company grow and maybe list it on the stock market. This is important because it shows how countries are competing to build better quantum computers.
The Quantum Insider
GlobalPlatform made Pavona, a free set of computer parts for making chips that use special quantum-safe security. It includes designs that help protect information even from powerful quantum computers. This matters because it helps make safer technology for the future.
The Quantum Insider
Quanscient, a Finnish tech company, raised 10 million euros to grow and improve their quantum and AI technologies. They work on cloud simulations and quantum algorithms. This is important because it helps make better tools for science and technology.
The Quantum Insider
Genience, a cybersecurity company, is starting to work on security for the quantum computer age. They are testing a new technology called Quantum Security Gateway to keep data safe. This matters because quantum computers can break old security, so new protections are needed.
The Quantum Insider
Romania plans to build its first quantum computer with a big investment of over 100 million euros. This will help the country join a small group that has direct access to quantum computers. It matters because it will boost research and technology in Eastern Europe.
The Quantum Insider
Telia Finland and QMill created a new way to protect messages on mobile networks using quantum computers. This method helps keep messages safe from both regular and quantum computer attacks. It matters because it makes our phone communications more secure.
The Quantum Insider
Poznan University in Poland got its first quantum computer to help students and scientists learn and research quantum technology. This fits with Poland’s plan to grow in this field. It matters because it helps train people and advance science with new quantum tools.
The Quantum Insider
La Sierra University in the U.S. is starting a project to protect data against future cyber threats from quantum computers. They are working with a company called enQase. This matters because quantum computers can break current security, so early protection is important.
The Quantum Insider
The Bitcoin Cashtoken community made a big upgrade called Layla that adds new smart features to their blockchain. This helps build more complex financial tools called DeFi. It matters because it makes Bitcoin-based finance more powerful and flexible.
The Quantum Insider
WISeKey and SEALSQ started a new project called WISeRobot.ch to make robots safer using special quantum technology. This helps protect robots and devices connected to the internet from hackers. It’s important because as more machines connect online, keeping them safe helps everyone trust and use them better.
The Quantum Insider
Superpositions Studio made a new online tool that helps companies use quantum computers to solve real-world problems. This tool helps teams in areas like money, energy, and health turn tricky problems into solutions using quantum and regular computers together. It’s important because it makes quantum technology easier to use for big challenges.
The Quantum Insider
Quantum eMotion and JMEM are teaming up to make better quantum security chips. These chips help keep information safe from quantum computer attacks. Their partnership is growing with new projects and visits, showing they are working closely to build stronger security for the future.
The Quantum Insider
Quantum Bridge Technologies got $8 million to help make the internet and other important networks safer from new kinds of computer threats called quantum threats. These threats come from super-powerful quantum computers that can break regular security. This money will help protect banks, phone companies, governments, and defense groups so their important information stays safe.
The Quantum Insider
Quantinuum and Synopsys are working together to use quantum computers to help design new products faster. They want to add quantum computing to the tools engineers use so they can solve tough problems that regular computers struggle with. This teamwork could speed up making new inventions and technology.
The Quantum Insider
A new research project is working on a special kind of MRI that uses quantum technology to see cancer earlier than regular scans can. This could help doctors find and treat cancer sooner.
This is important because early detection can save lives and improve treatment. Quantum technology might give doctors a powerful new tool to fight cancer.
The Quantum Insider
Planckian, a quantum tech company, welcomed Professor Seth Lloyd as a founding fellow. He is a top expert in quantum computing and will help guide the company’s work on making quantum computers better and more reliable.
This matters because having experts like Lloyd helps companies build stronger quantum technologies that can solve big problems in the future.
The Quantum Insider
IQM, a Finnish quantum computing company, is getting closer to being listed on the U.S. stock market. They filed important documents to raise money to build better superconducting quantum computers.
This is exciting because more funding helps companies grow and develop new quantum technologies that could change computing in the future.
The Quantum Insider
Ireland is becoming an important player in the world of quantum computing, even though many people still don’t fully understand what quantum computing is. A long time ago, a scientist from Dublin named William Rowan Hamilton helped create important math ideas that are still useful today.
This matters because Ireland is helping to shape the future of technology. By being quick and smart in this new field, Ireland can help decide what comes next and create new opportunities for people and businesses.
The Quantum Insider
Google is spending $10 million to study how quantum computers and smart machines can help us learn more about biology and medicine. Quantum computers are special machines that can solve tricky problems much faster than regular computers.
This is important because it could help doctors and scientists find new ways to treat diseases and understand how living things work. Using quantum technology in biology might lead to big improvements in health and medicine.
Quantum Computing Report
A company in China called Origin Quantum has made a new, advanced quantum computer named Origin Wukong-180. This is their fourth version, and it uses special technology to work better and faster. They also made it available on the internet so people around the world can use it.
This is exciting because it helps more people try out quantum computing. It shows how countries are working hard to build better quantum machines that can solve big problems in science and technology.
Quantum Computing Report
Scientists from Harvard and other places found something new called the acoustic Purcell effect using tiny diamond structures. This effect helps improve how tiny particles called spins interact with sound and light inside diamonds.
This discovery is important because it helps us understand how to control tiny particles better. That can lead to better quantum devices, which might be used in super-fast computers or new kinds of sensors.
Phys.org Quantum
Scientists are trying to understand how gravity works with quantum physics, which is very tricky. They found that something called the cosmological constant, which affects how the universe grows, might act like a special effect seen in tiny particles called electrons.
This matters because it helps scientists find new ways to connect gravity and quantum physics. Understanding this better could help us learn more about how the universe works.
Nature Quantum
Researchers are using new quantum tools like special signal processing, quantum neural networks (which are like smart computers inspired by the brain), and Hamiltonian engineering (a way to control quantum systems) to improve how we sense things.
This is important because better quantum sensing can help us measure tiny details in the world around us. It could lead to new technologies in medicine, science, and more.
arXiv Quantum
Scientists studied a special rule called the Leggett-Garg inequality, which helps us understand how quantum systems behave over time. They found that when measuring these systems, the efficiency of the detector (how well it catches signals) plays a big role. Even a tiny improvement in detector efficiency can change the results a lot, making the quantum effects less obvious.
This matters because it shows that real-life measurements can hide some of the strange quantum behaviors we expect. Understanding this helps scientists design better experiments and devices that rely on quantum properties.
arXiv Quantum
Researchers explored how certain particles called bosons behave on special lattices, which are like grids with unique patterns. They looked at how these bosons change from one state called a fractional Chern insulator to another called a supersolid. Instead of a direct change, they found a new state in between that has interesting wave-like properties but no superfluid behavior.
This is important because it helps us understand complex quantum materials better. Learning about these states can lead to new technologies in quantum computing and materials science.
arXiv Quantum
This study looks at how certain repeating patterns called quasiperiodic attractors behave in quantum systems that lose energy over time. In classical physics, these patterns last forever, but in quantum systems, tiny random changes cause them to fade away slowly, a process called quantum melting.
Understanding this helps scientists learn how quantum systems change from behaving like classical ones to showing unique quantum effects. This knowledge is useful for designing better quantum devices that rely on stable patterns.
arXiv Quantum
Scientists developed a new way to study complex grids called lattices, including those with curved shapes like hyperbolic lattices. They created a special computer method called non-uniform cellular automata that can handle these tricky lattices better than older methods.
This matters because lattices are used to model many physical systems, like how materials behave. Having better tools helps researchers explore new physics and design advanced materials or devices.
arXiv Quantum
This work focuses on making microwave magnetic fields more even, which is important for controlling many tiny quantum bits called spins in diamonds. The researchers compared five different ways to create these fields and improved one design called the barrel-shaped coil to make the field more uniform.
This is important because better control of spins helps build sensitive quantum sensors and computers. Making the magnetic field uniform means the devices work more accurately and reliably.
arXiv Quantum
Scientists studied tiny quantum dots made from silicon to see how the thickness of a layer called gate oxide affects their behavior. They tested many dots and found an ideal thickness that makes the dots behave more similarly, which is important for building bigger quantum computers.
This matters because having uniform quantum dots helps make reliable and scalable quantum devices. Understanding these details brings us closer to practical quantum computers.
arXiv Quantum
Researchers connected ideas from quantum complexity (how hard it is to describe a quantum state) to shapes in a special kind of gravity theory. They showed that how fast this complexity grows is linked to how fast a wormhole moves and to the momentum of a particle falling into it.
This is exciting because it helps us understand deep connections between quantum physics and gravity, which could one day explain how the universe works at its smallest and biggest scales.
arXiv Quantum
This paper talks about Bell's theorem, which shows that some ideas about how the world works can't all be true at the same time. Recent experiments confirm this, so scientists must rethink some assumptions. The authors explain three ways to understand these results without giving up on important ideas like free choice or reality.
This matters because it helps us make sense of strange quantum experiments and guides how we think about the nature of reality and information.
arXiv Quantum
Scientists searched through many small graphs (networks) to find one that shows the strongest difference between classical and quantum behaviors, called contextuality. They found a special graph with eight points that shows a bigger gap than known examples, helping us understand quantum weirdness better.
This is important because contextuality is a key feature that makes quantum computers powerful. Finding new examples helps design better quantum systems and tests of quantum theory.
arXiv Quantum
This article explains that quantum computers don’t just do many calculations at once like classical computers. Instead, they use special patterns called interference to solve problems faster. The authors clarify why some common ideas about quantum speedups are wrong and explain the real reasons behind quantum advantages.
This helps people understand how quantum computers work and why they can be powerful. It’s important for developing better quantum algorithms and technologies.
arXiv Quantum
Researchers tested a method called the Petz recovery map, which can fix errors in quantum systems. They used simulations on four different organic materials that can hold quantum bits without magnetic fields. They checked how well this method works with various quantum algorithms.
This matters because error correction is essential for building reliable quantum computers. Showing that this method works on real materials helps bring practical quantum devices closer.
arXiv Quantum
Scientists tested a special kind of quantum rule called a Bell-like inequality using a system that mixes different types of quantum information. They used single photons and clever measurements to show that some hidden classical explanations don’t work, proving quantum behavior in a new way.
This is important because it helps confirm the strange and powerful nature of quantum systems, which is key for future quantum technologies.
arXiv Quantum
This work suggests a way to test a special quantum effect called electromagnetic memory, which leaves a lasting mark after an electric field disappears. They propose using superconductors and the tiny electric fields caused by gravity to detect this effect in the lab.
This matters because it offers a new way to observe fundamental quantum phenomena that have never been seen before, helping us understand the deep laws of physics.
arXiv Quantum
Scientists developed a new method called TARE to build special quantum operations needed for algorithms. This method helps combine many simple quantum parts into one big operation more efficiently, using fewer extra quantum bits.
This is important because it can make quantum algorithms faster and easier to run on real quantum computers, helping advance quantum computing technology.
arXiv Quantum
Researchers made the first on-chip quantum memory using a special material called thin-film lithium niobate with erbium ions. This memory can store quantum information carried by light signals used in telecom networks for a short time and can handle multiple signals at once.
This is exciting because quantum memory is a key part of future quantum internet and communication. Making it on a chip helps build smaller, faster, and more practical quantum devices.
arXiv Quantum
This study looks at ways to improve how quantum error correction works by using special codes called stabilizer codes. These codes help fix errors in quantum bits by changing how the noise behaves, allowing better correction and higher data rates.
This matters because error correction is crucial for building reliable quantum computers. Improving these methods helps make quantum computing more practical and powerful.
arXiv Quantum
Scientists studied how to use quantum computers to simulate how molecules like CO2 and water vibrate. They tried different ways to represent these vibrations using quantum bits (qubits) and quantum digits (qudits), finding that qudits gave more accurate results when noise was present.
This is important because simulating molecules helps us understand chemistry and materials better. Using qudits could make quantum simulations more precise and useful.
arXiv Quantum
The authors created the first open-source software that can simulate quantum computers using qudits, which are quantum bits with more than two levels. This tool helps researchers test and develop quantum error correction and other techniques for future quantum computers.
This matters because qudits can make quantum computers more powerful and flexible. Having good simulators helps scientists design better quantum hardware and software.
arXiv Quantum
Researchers proposed a new design for quantum computers using groups of phosphorus atoms in silicon. These groups share electrons, which helps control the quantum bits better and connect them in a flexible way. Their method can achieve very high accuracy for quantum operations.
This is important because it offers a way to build bigger and more reliable quantum computers using materials compatible with current technology.
arXiv Quantum
This work shows how a mathematical method called Krylov subspace can be used to study open quantum systems, which interact with their environment and lose energy. They applied this to a special quantum device called a Kerr resonator and used it to find important properties related to its stability.
This helps scientists understand and design quantum devices that work well even when affected by noise, which is key for building practical quantum technologies.
arXiv Quantum
Scientists studied a special way to send information using tiny particles, called Random Access Code (RAC) protocols. They looked at how one particle can have parts that are connected in a special quantum way, called intraparticle entanglement. This connection helps make the information sending better and more reliable.
This matters because it shows how using just one particle in a clever way can improve communication. Understanding this helps us build faster and smarter quantum technologies in the future.
arXiv Quantum
This work talks about a new way to understand how measuring tiny quantum things happens. Instead of thinking the measurement is a sudden jump, it shows it can be a smooth change that still follows all the rules of physics and doesn’t let information travel faster than light.
This is important because it helps us better understand how quantum measurements work without strange jumps. It could make quantum computers and experiments easier to explain and design.
arXiv Quantum
Researchers explained how sound waves called phonons can be made stronger using special materials with electrons that move in two dimensions. By applying a voltage, electrons can give energy to these sound waves, making them louder and more powerful.
This is exciting because it could help build better devices that use sound and electricity together, like sensors or new kinds of computers that work with quantum effects.
arXiv Quantum
Scientists studied how hard it is for computers to tell if two quantum states are the same when you can change them using certain group actions. They found that this problem is very tricky and connected to other important problems in quantum computing.
This matters because understanding these problems helps us know what quantum computers can do and how to build better algorithms for them.
arXiv Quantum
This paper suggests a new way to think about measuring quantum systems. Instead of a sudden change, the measurement happens smoothly but still ends up with the same result as before. It keeps all the important features of quantum measurements.
This is important because it gives a clearer picture of how quantum measurements work and could help improve quantum technologies by avoiding sudden jumps.
arXiv Quantum
Scientists looked at a famous black hole problem where things get infinitely dense, called the Schwarzschild singularity. They showed that by adding some quantum ideas, this problem can be fixed so nothing becomes infinite or breaks down.
This matters because it helps us understand black holes better and how quantum physics and gravity might work together, which is a big mystery in science.
arXiv Quantum
Quantum jump correlations in long-range dissipative spin systems via cluster and cumulant expansions
This study looks at how groups of tiny spinning particles behave when they lose energy and interact over long distances. By watching how these particles jump and change, scientists can learn about different phases, like when magnets turn on or off.
This is important because it helps us understand complex materials and could lead to new technologies that use quantum effects in magnets and electronics.
arXiv Quantum
Researchers explored a special kind of quantum computer part called PT-symmetric qubits that can interact in unique ways. They studied how these parts work together and how this can help improve a method called quantum annealing, which solves hard problems.
This is exciting because it could make quantum computers better at solving tricky puzzles, helping us use them for real-world tasks faster.
arXiv Quantum
Scientists built a special device using light that acts like a network of paths where waves can travel and bounce around. They showed that when the paths are very mixed up, the behavior matches predictions about chaos, which is a kind of disorder.
This matters because it helps us understand how waves and particles behave in complex systems, which can improve technologies like sensors and quantum computers.
arXiv Quantum
This work shows how changing a system near a special point called a critical point can turn invisible quantum effects into real light particles. Near this point, the system makes more light and shows stronger quantum features.
This is important because it helps us create new ways to make and control light using quantum physics, which can improve sensors and communication devices.
arXiv Quantum
Scientists created new quantum error-correcting codes by improving existing ones with special techniques. These codes help protect quantum information from mistakes during processing.
This matters because better error correction is key to building reliable quantum computers that can solve problems without errors ruining the results.
arXiv Quantum
This paper talks about a way to think of the quantum state as just our knowledge about a system, not the system itself. It studies how this idea matches or differs from what quantum physics predicts.
This is important because it helps us understand the meaning of quantum states and could clarify some puzzles about how quantum mechanics works.
arXiv Quantum
Researchers studied how electric current moves in special materials that are driven by repeating forces, called Floquet topological insulators. They found that the conductance, or how well electricity flows, follows precise rules related to the system’s special properties.
This matters because it helps us design new materials and devices that control electricity in exact ways, useful for future quantum electronics.
arXiv Quantum
Scientists found a difference between how noise affects quantum computers in theory and in real devices. They discovered a constant that shows how much the signal weakens but also found that some quantum algorithms still work well despite this.
This is important because it helps us understand what limits current quantum computers and guides us to make better ones that can handle real-world noise.
arXiv Quantum
This paper introduces QuPort, a tool that helps organize how quantum computers with many parts work together. It makes sure that communication between parts is efficient and doesn’t get stuck or overloaded.
This matters because as quantum computers grow bigger and more complex, tools like QuPort will help them run smoothly and solve problems faster.
arXiv Quantum
Scientists combined ideas from quantum physics with machine learning to help computers better handle datasets where some groups are much smaller than others. They created new methods to balance these groups using quantum-inspired techniques.
This is important because it can improve how computers learn from data, especially when some information is rare, leading to smarter and fairer AI systems.
arXiv Quantum
Researchers developed a new kind of quantum neural network called QKAN. It uses special quantum math to build wide but shallow networks that can learn and process information efficiently.
This matters because it offers a new way to build quantum computers that can learn from data, helping us create smarter quantum AI.
arXiv Quantum
This work presents QCIVET, a system that checks if hybrid quantum-classical computing steps are done correctly. It uses special rules and tests to make sure each part works as it should and keeps a secure record of all actions.
This is important because as quantum computing grows, we need ways to trust and verify results, especially for important tasks like drug discovery or security.
arXiv Quantum
Scientists studied how a single quantum bit (qubit) becomes pure, or well-known, when it is watched continuously. They used math tools to exactly describe how the qubit’s state changes over time.
This matters because understanding how qubits become pure helps improve quantum measurements and control, which are essential for quantum computers.
arXiv Quantum
This paper looks at how information spreads and hides in big quantum systems, a process called scrambling. Using simple measurements, they found ways to track how much information can be accessed locally.
This is important because it helps us understand how quantum information moves and hides, which is key for quantum computing and security.
arXiv Quantum
Scientists studied special materials that change when they are shaken or moved in a repeating way. These materials have unique edges that can hold special waves, even if the inside looks normal. They found that when waves bounce back from these edges, they show a strange effect called the "skin effect," where waves gather in one place.
This discovery helps us understand how to control waves in new materials. It matters because it could lead to better ways to send signals or make devices that work in new ways using these special wave behaviors.
arXiv Quantum
When tiny particles are linked in a special way called entanglement, they can do amazing things like help with super-fast computers. But checking if particles are really entangled can be hard if you can't measure everything.
This work shows a smart way to tell if particles are entangled by measuring only a few things. This makes it easier and faster to check entanglement, which is important for building better quantum devices and computers.
arXiv Quantum
Quantum computers use special steps to simulate how particles behave. These steps need to be chosen carefully to get good results, but it’s tricky because some choices are like puzzles with many parts.
The researchers made a smart system that tries different step plans and learns which ones work best. This helps quantum computers run better, which is important for solving hard problems faster in the future.
arXiv Quantum
Grover's algorithm is a way for quantum computers to find things faster than normal computers. This study looks at how to make Grover’s algorithm even better by changing certain parts called phases.
They found that the usual way works great until you almost find the answer, but near the end, changing the phases differently helps more. This helps make quantum searches faster and more accurate, which is useful for many computer tasks.
arXiv Quantum
Scientists use special computer programs called neural networks to understand how many tiny particles work together in quantum systems. Some of these programs seem slow because they work step-by-step.
This work shows a new way to make these step-by-step programs run faster and still be accurate. This helps study big quantum systems better, which is important for future quantum technologies.
arXiv Quantum
Some special molecules can give off one tiny particle of light at a time, called a single photon. These molecules are very stable and work well when they are very cold.
Using these molecules as tiny light sources is important for new quantum technologies, like super-secure communication and advanced computers. This research helps us understand how to make and use these special light sources better.
arXiv Quantum
This work studies devices where light pushes tiny mechanical parts, creating a connection between light and motion. They explore how to use this connection to send information perfectly using a process called quantum teleportation.
They also predict ways to make strong links, called entanglement, between light and mechanical parts. This is important because it helps build new quantum machines that can do tasks regular machines cannot.
arXiv Quantum
Scientists are working on tiny devices that use light to process quantum information. Designing these devices is hard because light behaves in complex ways.
This research introduces a smart method to design these devices by using a special math tool called tensor networks. This helps make better quantum devices that use light, which is important for future quantum computers and sensors.
arXiv Quantum
Quantum illumination is a way to detect objects using special linked particles of light called entangled photons. This study shows a new method to make these linked light particles even better by using special operations that change their shape.
Their method improves how well we can detect things, even when some light is lost. This matters because it can help build better quantum sensors for things like radar or medical imaging.
arXiv Quantum
Scientists studied a method called multivariate quantum signal processing, which helps simulate how quantum systems change over time. They solved some tricky math problems about how to do this efficiently and found limits on how fast it can be done.
Understanding these limits helps researchers know what is possible with quantum simulations. This is important for building better quantum computers and understanding complex quantum systems.
arXiv Quantum
This work suggests a new way to think about tiny quantum particles as spread-out waves that can collapse when they interact with things. Unlike other ideas, this model explains how the chance of finding a particle comes from the wave itself.
This helps us understand how measurements in quantum physics really work. It matters because it offers a clearer picture of the strange world of quantum particles and could lead to new experiments.
arXiv Quantum
Scientists studied a special chain of light paths arranged in a pattern called Fibonacci. They showed that light can be moved from one end of the chain to the other by making small changes.
They tested this idea with real light devices and found it works well. This is important because it could help build better networks that send signals in a reliable and efficient way.
arXiv Quantum
Quantum sensors can measure things very precisely but can be hurt by noise and errors. This study looks at a way to protect these sensors using special patterns of light called orbital angular momentum and special codes called GKP lattices.
They found a new setup that improves measurement accuracy by carefully choosing these patterns. This helps make quantum sensors better, which is useful for science and technology.
arXiv Quantum
Quantum key distribution (QKD) lets people share secret codes safely using quantum physics. But real devices have imperfections that make security tricky.
This work creates a flexible computer method to check QKD security even with imperfect devices. This helps make quantum communication safer in the real world, which is important for protecting information.
arXiv Quantum
Quantum error-correcting codes help fix mistakes in quantum computers. This study looks at a special kind called hypergraph product codes and how to fix errors when the information about mistakes is noisy.
They show how to turn this problem into a simpler one using classical codes. This helps make quantum computers more reliable, which is important for their future use.
arXiv Quantum
Scientists studied a special quantum system called the SYK model, which can act like a wormhole that lets signals pass through. They wanted to see if this signal depends on a property called chaos.
Surprisingly, they found the signal stays strong even when chaos is mostly removed. This helps us understand what makes these signals special and could guide future quantum technologies.
arXiv Quantum
Quantum computers can solve hard problems but have limits on how many parts they can use. One way to handle big problems is to split them into smaller pieces, but this can cause problems with how the computer starts working.
This research created a smart system that learns how to split problems and pick good starting points together. This helps quantum computers work better on big problems, which is important for their future success.
arXiv Quantum
This study looks at tiny electric noises caused by particles with spin, a property like a tiny magnet. They found that while electric noise is always positive, spin noise can be negative because of special effects when particles flip their spin and bounce off superconductors.
This discovery helps scientists understand how spin behaves differently from charge, which is important for future spin-based electronics and quantum devices.
arXiv Quantum
Scientists studied a model where particles interact on a triangular grid. When extra particles are added, they found a new kind of metal with unusual properties, like strange resistance to electricity.
This helps us understand how complex materials behave and could lead to discovering new materials with special features useful for technology.
arXiv Quantum
Quantum computers can simulate particles but make mistakes when circuits get too long. This work shows a new way to reduce errors by checking parts of the computation in the middle using special measurements.
They tested this on a small quantum computer and found it lowers errors a lot. This is important because it helps quantum computers work better and solve problems more accurately.
arXiv Quantum
Scientists studied how gravity might cause tiny particles to stop being in two places at once, a strange idea from quantum physics called wave function collapse. They used math to understand how a particle’s mass and how far apart it is in space affect this process when it gives off tiny gravitational particles called gravitons.
This matters because it helps us connect big ideas about gravity with tiny quantum effects. Understanding this could help scientists design experiments to see if gravity really causes these changes in particles.
arXiv Quantum
This work looks at ways to measure how different quantum processes compare to each other using ideas from a special kind of math called noncommutative geometry. They found new ways to create these measurements that keep important properties useful in quantum information.
This is important because it helps scientists better understand and compare quantum operations, which is key for improving quantum computers and communication.
arXiv Quantum
Researchers explored how to send and recover quantum information through a chain of tiny spinning particles, even when the chain interacts with its surroundings. They showed that the quantum state can be transferred perfectly sometimes, especially when the environment’s effect is very small.
This is important because it helps us learn how to move quantum information reliably, which is needed for building future quantum computers and communication devices.
arXiv Quantum
Scientists studied a new way to simulate how quantum systems change over time by focusing on smaller parts that affect what we can observe. They found that even in very chaotic systems, these parts can be simplified using a method called low-rank approximation.
This matters because it can make simulating complex quantum systems easier and faster, helping researchers understand quantum behavior without needing huge computers.
arXiv Quantum
This study looks at special quantum batteries that charge better when energy flows in one direction only. By adding a part that loses energy in a controlled way, they made energy flow from the charger to the battery more efficiently.
This is exciting because it shows a new way to build quantum batteries that charge faster and hold more energy, which could help future quantum devices work better.
arXiv Quantum
Scientists studied how to charge quantum batteries faster by controlling how energy moves and disappears in the system. They used a simple example with a trapped ion and found that the charging speed depends on certain properties of the system’s energy loss.
This is important because it helps us understand how to make quantum batteries work better, which is useful for future technologies that rely on quantum energy storage.
arXiv Quantum
This work looks at how quantum computers might help find patterns in data without being told what to look for, a task called unsupervised learning. They found that quantum methods only work better than classical ones in special cases, depending on the data and what we want to learn.
This is important because it helps us understand when quantum computers can really help with learning from data, guiding future research and applications.
arXiv Quantum
Researchers found a way to learn and recreate certain quantum states using only measurements, focusing on states that can be made by simple, shallow circuits. Their method can efficiently find a way to build these states again with a small amount of work.
This matters because it helps scientists better understand and control quantum states, which is key for quantum computing and simulations.
arXiv Quantum
This study improves special devices called Josephson traveling-wave parametric amplifiers, which help read quantum signals with low noise. By optimizing parts inside these devices, they increased how much they can amplify signals and how well they can squeeze noise.
This is important because better amplifiers help quantum computers and sensors work more accurately and efficiently.
arXiv Quantum
Scientists studied a famous quantum model called the transverse-field Ising model and found a way to make its special symmetry exact by changing how its edges are set up. This exact symmetry helps understand the model better and shows new interesting behaviors at the edges.
This matters because it helps physicists learn more about quantum phase transitions and symmetries, which are important for understanding materials and quantum systems.
arXiv Quantum
This work looks at tiny light sources called quantum emitters in a material called hexagonal boron nitride. They studied whether some of these light signals come from unwanted contamination during sample preparation.
This is important because knowing the true origin of these emitters helps scientists make better quantum devices that use light for communication and computing.
arXiv Quantum
Researchers developed a new kind of superconducting diode that works without needing a magnetic field. Their design lets them easily change how the diode works and even reverse its direction.
This is exciting because such diodes can be used in future superconducting electronics, making devices faster and more energy-efficient.
arXiv Quantum
This study looks at a math method called the Magnus expansion to better understand how two-level quantum systems change over time when driven by certain forces. They applied this to well-known models and showed how to get accurate results.
This matters because it helps scientists predict quantum behavior more precisely, which is useful for quantum control and computing.
arXiv Quantum
Scientists worked on finding complex interactions between genes that affect traits, which is hard because there are so many possibilities. They used a smart method combining machine learning and optimization to find these interactions more efficiently.
This is important because understanding gene interactions helps in studying diseases and developing treatments.
arXiv Quantum
This report proposes new designs for quantum bits (qubits) that work at higher frequencies and last longer without losing information. These designs could help build better and more reliable quantum computers.
This matters because improving qubits is key to making practical quantum computers that can solve problems faster than regular computers.
arXiv Quantum
Researchers studied how to train quantum circuits to learn and predict data better by changing how the input data is presented and gradually increasing the circuit’s complexity. They used special training methods to improve learning.
This is important because it helps make quantum machine learning more effective, which could lead to better quantum algorithms for real-world problems.
arXiv Quantum
This work explores how particles that can only move in certain ways combine with each other in special materials. They found that these movement rules create new and interesting ways the particles can fuse together.
This matters because understanding these fusion rules helps scientists learn about new phases of matter with unusual properties, which could be useful for future technologies.
arXiv Quantum
Scientists studied how to use light to make tiny objects interact in special ways that don’t work the same forwards and backwards. They showed how to control these interactions to create useful operations for quantum technologies.
This is exciting because it provides new tools to build advanced quantum sensors and devices that rely on controlling motion and forces at the quantum level.
arXiv Quantum
This paper introduces a new way to use Feynman diagrams, a kind of picture math, to calculate tiny changes in matter waves used in interferometers. Their method can find more detailed effects than before and works for different kinds of forces.
This matters because it helps improve precision measurements, like those used in detecting gravity or other forces, which are important in physics and technology.
arXiv Quantum
Researchers found a way to simulate how electrons interact on a grid using the same number of quantum bits (qubits) without needing extra space. Their method keeps the number of connections low and can work faster on special quantum computers.
This is important because it helps make simulating materials and molecules on quantum computers more efficient, which is a big step toward practical quantum simulations.
arXiv Quantum
Scientists studied a special way to solve tricky problems using quantum computers, called feedback-based quantum optimization. They also looked at similar methods using regular computers to see how well they compare. Their tests showed that quantum computers can sometimes find better answers than classical ones, especially for small problems.
This matters because it helps us understand when quantum computers can really help us solve problems faster or better. Knowing this can guide us in building better quantum tools for the future.
arXiv Quantum
Researchers created a new method to study random chains of tiny magnets called spins without having to check every possible random setup. Their method uses a smart way to look at the whole chain as if it repeats forever, making calculations easier and faster.
This is important because it helps scientists understand how materials with random parts behave. This knowledge can lead to better materials and technologies in the future.
arXiv Quantum
Scientists used a type of computer learning called reinforcement learning to study a complex shape called the holographic entropy cone. This shape helps us understand how information is shared in quantum systems. Their method finds ways to match or get close to certain information patterns using graphs.
This matters because it helps us explore the rules of quantum information and could lead to new discoveries in how quantum systems work and communicate.
arXiv Quantum
Scientists found a new way to make tiny defects in diamonds, called nitrogen-vacancy centers, better at sensing magnetic fields. They use special laser pulses to prepare these defects so they give clearer signals when measuring spins, which are tiny magnetic properties.
This is important because it helps improve quantum sensors, which can be used in medicine, navigation, and studying materials with very high precision.
arXiv Quantum
Researchers developed new math tools to better understand how electrons behave in materials that repeat their structure, like crystals. They used special functions called correlated Gaussians to make calculations more accurate and efficient.
This matters because understanding electrons in materials helps us design better electronics, solar cells, and other technologies that rely on materials' properties.
arXiv Quantum
Scientists studied how a single tiny spin behaves when surrounded by many particles called bosons at different temperatures. They looked at how the spin changes over time when it interacts with these bosons.
This is important because it helps us understand how particles affect each other in quantum systems, which is useful for building better quantum devices and understanding nature.
arXiv Quantum
Scientists compared different ways to send pairs of linked photons, called entangled photons, through networks. Some methods use a signal to confirm the photons are ready (heralding), while others do not. They studied how these methods affect the speed and quality of sending entanglement.
This matters because entangled photons are key for future quantum internet and secure communication. Knowing the best ways to send them helps build faster and safer quantum networks.
arXiv Quantum
Researchers found a clever way to create entanglement, a special quantum connection, by sending particles through two paths at once. Even when the paths are noisy, this trick turns noise into something helpful, making entanglement during communication easier.
This is important because entanglement is needed for quantum communication and computing. Using noise in a good way could make quantum networks more reliable and easier to build.
arXiv Quantum
Scientists improved how much information quantum channels can carry before errors happen. They studied two common types of noise and found new ways to send more quantum information reliably than before.
This matters because better quantum channels mean faster and more secure quantum communication, which is important for future quantum computers and networks.
arXiv Quantum
Researchers found a way that hackers might trick quantum key distribution devices, which are supposed to be super secure. They discovered that the timing of detector clicks changes with the energy of incoming light, which could be used to sneak in information.
This is important because it helps scientists find and fix weak spots in quantum security, making future quantum communication safer.
arXiv Quantum
Scientists measured how tiny pairs of photons are created and sent out by very small structures called nanostructured resonators. They looked at where and how these photon pairs go, and used new math to explain their findings.
This matters because photon pairs are used in quantum technologies like secure communication and computing. Understanding how they behave helps build better quantum devices.
arXiv Quantum
Researchers developed a new way to simulate how quantum systems behave when they are warm, called thermal states. Their method uses simple building blocks and avoids complicated steps, making simulations faster and easier.
This is important because understanding thermal behavior helps scientists study materials and quantum devices in real-life conditions, improving technology design.
arXiv Quantum
Scientists showed that it is possible to send special quantum states called time-bin entangled states through city fiber networks using regular equipment. These states help create secure keys for communication.
This matters because it proves that quantum communication can work well in real cities, helping build secure quantum internet for the future.
arXiv Quantum
Researchers studied how waves behave in traps that can lose energy, like a swing slowing down. They found ways to keep waves stable for a long time by changing how the waves interact over time.
This is important because controlling waves helps in many areas, like designing better sensors and quantum devices that need stable signals.
arXiv Quantum
Scientists looked at how quantum interference, which is when waves combine in special ways, affects how well a tiny solar cell made from quantum dots works. They found that some types of interference help the cell work better, while others can make it worse.
This matters because understanding these effects can help make better solar cells that turn sunlight into electricity more efficiently.
arXiv Quantum
Scientists studied how a particle that is in two places at once loses its special quantum state when moving along certain paths in space and time. They used math to describe how the particle’s motion and environment cause this loss.
This is important because understanding how quantum states change helps us build better quantum technologies that keep information safe longer.
arXiv Quantum
Researchers improved a type of quantum computer model called quantum reservoir computing by using special operations called partial-SWAPs. This helps the system remember information better and work more reliably.
This matters because better memory in quantum computers can help them solve problems more efficiently and improve future quantum technologies.
arXiv Quantum
Scientists created a computer program called Polfed.jl that helps find important energy levels and states in big quantum systems. This is hard because the number of possibilities grows very fast, but their program uses smart math to do it efficiently.
This matters because knowing these energy states helps us understand how quantum materials and devices behave, which is key for developing new quantum technologies.
arXiv Quantum
Scientists compared four different ways to make quantum bits (qubits) using germanium, a special material. Each way has its own strengths and challenges for building quantum computers.
This is important because understanding these options helps researchers choose the best methods to build powerful and reliable quantum computers.
arXiv Quantum
Researchers solved a puzzle about a special 14-qubit quantum state called Φ_E8. They proved it is entangled, meaning its parts are connected in a special quantum way, by using a new math method that combines several techniques.
This matters because knowing which states are entangled helps us understand quantum systems better and can lead to advances in quantum computing and communication.
arXiv Quantum
Scientists studied how cesium atoms behave when they are in a special gas and exposed to light without a magnetic field. They found that the atoms' spins (tiny magnets inside atoms) interact in unusual ways, making some signals stronger and narrower in certain directions. This happens more when there are more atoms packed together.
This matters because understanding these spin interactions helps improve technologies like atomic clocks and sensors. It shows how atoms can remember past states, which could be useful for making better quantum devices.
arXiv Quantum
Researchers found a new way to protect quantum bits (qubits) from noise by combining two parts: a superconducting qubit and a tiny particle with spin, called a spinmon. They use magnetic fields and electric signals to control these spinmons fully.
This is important because it helps make qubits more stable and easier to control. Better qubits mean more reliable quantum computers that can solve problems faster than regular computers.
arXiv Quantum
Scientists created a new programming language called Cobble to help build quantum algorithms that work with big math problems involving matrices. Quantum computers can't store big matrices like regular computers, so Cobble helps write the right instructions to handle them efficiently.
This is important because it makes it easier for developers to create powerful quantum programs for things like simulations and data analysis. It helps unlock the speed advantages quantum computers can offer.
arXiv Quantum
This study looks at a special quantum feature called contextuality, which makes quantum systems different from regular ones. They found that when a quantum system loses its special properties because of noise (called decoherence), it starts to behave more like a normal system.
Understanding this change is important because it helps explain when quantum computers can do things better than regular computers. It shows how noise affects the power of quantum machines.
arXiv Quantum
Scientists studied a special kind of quantum mechanics where space itself behaves differently, called noncommutative quantum mechanics. They used math tools to show that this new kind is not the same as regular quantum mechanics, meaning it has unique properties.
This matters because it helps us understand new ways quantum particles might behave. It could lead to discoveries about how the universe works at very tiny scales.
arXiv Quantum
Researchers developed a new way to assign quantum bits (qubits) to physical parts of a quantum computer using a smart learning method called reinforcement learning. This helps reduce extra steps needed to run quantum programs, making them faster and more efficient.
This is important because better qubit assignments mean quantum computers can work more smoothly. It helps bring us closer to using quantum computers for real-world problems.
arXiv Quantum
Scientists found that light from space can change its direction of vibration when it passes through special invisible boundaries in the universe. This change happens even without mysterious particles called axions, which were thought to cause it.
This matters because it helps explain signals seen in space in a new way. Understanding this could teach us more about the hidden parts of the universe and how light travels through it.
arXiv Quantum
This work shows that building very large quantum computers needs a new design. Instead of one big machine, it’s better to make smaller parts that work together because controlling everything at once becomes too slow and hard.
This matters because it guides how future quantum computers should be built. Using smaller connected parts can help make powerful quantum machines that work well and solve big problems.
arXiv Quantum
Scientists discovered a new way that special quantum phases, called Berry phases, affect how energy flows in tiny systems, even when they lose some quantum features. This creates a kind of direction or 'chirality' in how work is done.
This is important because it helps us understand the role of quantum geometry in energy and heat, which could lead to better quantum machines and new technologies.
arXiv Quantum
This paper talks about hidden dangers in certain quantum programs called variational quantum circuits. Bad actors can secretly add harmful parts that only show up with special triggers, causing wrong results or problems.
Knowing about these threats is important to keep quantum computers safe and trustworthy. It helps scientists build better ways to find and stop these hidden attacks.
arXiv Quantum
An extensive theory of nonlinearly intercoupled pseudomodes for noise model reduction in circuit QED
Researchers developed a new way to model complex quantum circuits that include parts which don’t behave simply. Their method helps describe how these circuits lose energy and interact with their environment more accurately.
This matters because better models help design stronger quantum devices, like superconducting circuits, which are important for building quantum computers.
arXiv Quantum
Scientists created a new math framework to study how to control very complex systems, including quantum ones, even when the parts are infinite or unbounded. They showed how to find the best ways to steer these systems over time.
This is important because it helps us understand and control both classical and quantum machines better, which is useful for technology and science.
arXiv Quantum
This work introduces a new way to describe quantum clocks that can measure time even when they speed up or slow down, like when they accelerate. The method respects the rules of space and time in physics.
This matters because better quantum clocks can help test ideas about quantum gravity and improve technologies that rely on precise time measurements.
arXiv Quantum
Scientists tested a new idea about a physics problem called the strong CP problem using simple quantum systems like a particle on a ring. They found that the new idea doesn’t match the real behavior of these systems.
This is important because it shows that the proposed solution to the problem isn’t correct, helping physicists focus on better explanations.
arXiv Quantum
Researchers used a small quantum system with up to six qubits to predict stock market movements. Their quantum model could guess if stocks would go up or down with over 86% accuracy.
This is exciting because it shows how even small quantum computers might help with real-world problems like finance, making predictions better and faster.
arXiv Quantum
Scientists developed a way to run several quantum chemistry calculations at the same time on cloud quantum computers. They worked on a method to reduce errors caused by running many tasks together.
This is important because it helps use quantum computers more efficiently, speeding up research in chemistry and materials science.
arXiv Quantum
Scientists improved how to trap cold atoms near tiny light devices called nanophotonic traps. They used a special cooling method that helps catch six times more atoms than before.
This matters because having more atoms trapped means better experiments and devices for quantum technologies like sensors and computers.
The Quantum Insider
At a meeting called Quantum Harlem, people talked about how the quantum technology community is still very small, with fewer than 30,000 workers worldwide. This shows that quantum technology is new and growing.
This is important because it means there are many chances for people to learn and work in this exciting field. Building a strong community can help create new jobs and discoveries.
The Quantum Insider
Scientists made a new 3D quantum memory that can keep information safe for a very long time without needing extra fixing. This is surprising because many thought it was impossible.
This matters because it could make quantum computers work better and faster. Keeping information safe is very important for these powerful machines to solve big problems.
The Quantum Insider
A company in the UK made a special robot skin that can sense things before they touch it, making robots safer to work with people. This skin is super sensitive and can feel things like human skin.
This is important because it helps robots and humans work together safely. Robots with this skin can better understand their surroundings and avoid accidents.
The Quantum Insider
NVision, a company that uses quantum technology to help healthcare, got $55 million to grow. They want to use quantum sensing and computing to design and test new medicines.
This is exciting because quantum tools can help make better treatments faster. It could lead to new ways to fight diseases and improve health.
The Quantum Insider
Infleqtion created a new way to sense radio waves using quantum technology with atoms. This method is very different from old ways that use antennas.
This matters because it can make radio sensing more powerful and trustworthy. It can help in many areas like communication and security.
Quantum Computing Report
NVision and Aarhus University got a big grant to improve MRI machines using quantum technology. MRI machines take pictures inside our bodies to help doctors see what’s wrong.
This is important because quantum technology can make MRI images clearer and faster. That helps doctors find problems earlier and treat patients better.
Quantum Computing Report
NVision raised $55 million to shift from just sensing with quantum technology to also using quantum computers. This will help them build better tools for healthcare and science.
This is exciting because combining sensing and computing can create new ways to solve problems and develop medicines faster.
Quantum Computing Report
Infleqtion introduced Quantum Spectrum, a new kind of quantum sensing that uses special atoms to detect radio waves. This is different from regular radios that use antennas.
This matters because it can cover a huge range of radio frequencies with one device. It can improve how we use radios for communication and safety.
Phys.org Quantum
Two scientists found new rules about what we can measure in solid materials by looking at them with something called quantum geometry. This helps us understand both materials and quantum physics better.
This is important because knowing these limits helps scientists design better materials and devices for technology.
Phys.org Quantum
Scientists studied special materials called insulators where electrons can’t move freely. They found a new kind of insulator where electrons stay in empty spaces between atoms instead of on the atoms.
This discovery is important because it shows a new way that materials can behave. It could lead to new technologies based on these unusual properties.
Phys.org Quantum
Scientists have learned how to move atoms in 3D to create many tiny defects that have special quantum properties. This helps us design materials atom by atom.
This matters because controlling atoms like this can make new materials with cool features. It helps us understand and use quantum behavior better.
Nature Quantum
Scientists made something called squeezed light inside a tiny semiconductor cavity. Squeezed light is a special kind of light that can help us measure things more precisely.
This is important because using squeezed light can improve technologies like sensors and quantum computers, making them work better.
Nature Quantum
Researchers studied how ideas from relativity and quantum physics affect something called spacetime superpositions, which are ways that space and time can be in many states at once.
This matters because understanding these effects helps us learn more about the universe and how quantum physics and relativity work together.
The Quantum Insider
Quobly and the Hon Hai Research Institute made a free toolbox that helps people learn and test a quantum idea called phase estimation. Phase estimation is a way for a quantum computer to measure a hidden pattern, a bit like listening to a note and figuring out its pitch.
The toolbox is open source, which means researchers and students can look at it, use it, and build on it. It also gives people a more visual way to try quantum programs, instead of needing to write everything from scratch.
This matters because tools like this can make quantum computing easier to learn. When more people can test ideas, the whole field can move faster, like giving more students the same set of science tools for a classroom experiment.
The Quantum Insider
A company called IonQ makes special computers called quantum computers. These computers are very powerful and can solve tricky problems fast. In the first three months of 2026, IonQ earned a lot more money than before—about $64.7 million! That is more than seven times what they made last year at the same time.
Why did they make so much more money? IonQ sold more of their quantum computers and got big orders from the government and research groups. These groups want to use quantum computers to help with science and new technology. It’s like when a school buys lots of new tablets to help students learn better.
This matters because quantum computers can help solve problems regular computers find very hard. They might help make new medicines, improve the internet, or even help us understand space better. IonQ’s big success shows that quantum computers are becoming more important and useful in real life.
The Quantum Insider
A company called Haiqu made a new computer system for quantum computers. Quantum computers are special machines that can solve tricky problems much faster than regular computers. This new system helps scientists and businesses use quantum computers more easily.
Think of this system like a smart helper that guides you when you build a big LEGO set. It tells you the best way to put pieces together, so you don’t waste time or make mistakes. This saves lots of time and money when people try to create new ideas using quantum computers.
Why is this exciting? It means more people can use quantum computers to solve important problems. This could help make new medicines, improve technology, or even protect the environment faster than before. The new system is like a superpower that helps unlock the magic of quantum computing!
The Quantum Insider
A company called QuTwo just got a lot of money—25 million euros! That’s like getting a huge pile of coins to help build something cool. QuTwo is building a special computer that mixes two types of computing: classical and quantum. Classical computers are like the ones we use every day. Quantum computers are super new and can solve tricky problems faster.
Why is this exciting? Think of it like a superhero team. Classical computers are strong and smart, and quantum computers have special powers. When they work together, they can do amazing things that regular computers can’t do alone. QuTwo wants to make this team work really well. This could help with things like smarter robots or faster ways to learn new stuff.
This is good news for Europe too! QuTwo is from Finland, and getting this money shows people believe in Europe’s tech ideas. It means more chances for new inventions and cool jobs. So, QuTwo’s big step helps us get closer to a future with smarter computers that can solve big problems faster and better!
The Quantum Insider
Two companies, ORCA Computing and SiC Systems, are working together now. ORCA makes super-powerful quantum computers, which are like special brains that can solve tricky puzzles fast. SiC Systems builds smart computer programs that help factories run better.
They are mixing their smart computers to help factories make things like medicine and chemicals. It’s like combining a super calculator with a clever robot to make factory work easier and faster. This mix of quantum and regular computers will help control machines and fix problems more quickly.
This is important because it can help factories save time and make better products. It’s like having a superhero team of computers helping people work smarter and cleaner. This new teamwork might change how factories work in the future!
Phys.org Quantum
Scientists have found a cool new way to study light using something called "quantum geometry." This is like measuring how much a tiny particle’s state changes when things around it slowly move or twist. Think of it like watching a spinning top that changes its spin direction little by little.
This new idea helps us understand special kinds of light called "topological photonics." These lights can move in very unique ways, kind of like toy cars that can only follow certain tracks without falling off. By using quantum geometry, scientists can better control and design these lights.
Why does this matter? Well, these special lights could help make super-fast computers or better internet. It’s like having new tools to build cooler and smarter gadgets. This discovery opens up more chances to create amazing technology with light!
Nature Quantum
Scientists found a new way to use tiny particles called quantum bits to make electricity from heat. Quantum bits are like special coins that can be heads and tails at the same time! This helps create energy in a cool and different way.
They used a trick called "bipolar thermoelectricity." This means they can turn heat into electricity in two opposite ways, like having a toy car that can zoom forward and backward. This makes the energy work better and helps save power.
Why does this matter? It can help us make new machines that use less energy and don’t waste heat. One day, this could help power things like phones and computers with heat from our bodies or the sun. That’s a big step for clean energy and cool gadgets!
Nature Quantum
Scientists found a new way to use light to study how molecules move and shake. Molecules are tiny things that make up everything around us. When molecules move, they make special sounds called vibrations. These vibrations help us understand how molecules work.
The researchers used a special light trick called "Gaussian boson sampling." This trick is like a super tricky game with light particles, called photons. By playing this light game, scientists can guess how molecules vibrate without doing really hard math.
This is important because it helps us learn about chemicals and medicines faster. Using light to solve these puzzles is like having a super-fast helper for scientists. One day, this can help make new medicines or better materials for the world!
Nature Quantum
Scientists made a new kind of super smart computer using tiny particles of light. This computer is called a "quantum reservoir computer." It uses a special machine called a Gaussian Boson Sampler, which is like a magical toy that can mix and match light in many ways.
This new quantum computer can solve tricky problems much faster than regular computers. It works by letting light particles play together in special patterns, kind of like how puzzle pieces fit together to make a picture. The computer learns from these patterns to find answers.
Why does this matter? This new technology could help us do big, hard tasks like making better medicines or understanding space faster. It’s like having a super-fast brain that can help scientists solve puzzles that regular computers find too hard.
This discovery is exciting because it shows how light and quantum tricks can make computers way better. Soon, these smart quantum computers might help with many important things in our world!
Nature Quantum
Scientists found a new way to help computers understand tiny particles called electrons. Electrons are like super tiny balls that move around in special ways inside materials. These movements are tricky to guess because electrons like to hang out and affect each other a lot.
The researchers made a smart method that mixes two kinds of computer thinking. One kind is like a fast toy car that guesses quickly but sometimes misses details. The other kind is like a slow robot that knows a lot but takes a long time. By combining both, the new method works better and faster to solve tricky electron puzzles.
This is important because it helps us learn about materials that can do cool things, like better batteries or faster computers. When scientists understand electrons better, they can invent new technology to make our lives more fun and easier!
Quantum Computing Report
A company named Bluefors makes special coolers that keep things super cold. These coolers help quantum computers work better. Quantum computers are like super-smart brains that use tiny pieces called quantum bits to solve big problems.
Bluefors just joined a group called the Chicago Quantum Exchange. This group helps scientists and companies work together to build better quantum computers. Bluefors also opened a new place in Chicago to make their coolers right nearby.
This is important because quantum computers need to be very cold to work well—colder than ice cream! With Bluefors nearby, it’s easier to build and fix these coolers fast. This helps scientists make new discoveries and create amazing new technology for the future.
Quantum Computing Report
A company named IonQ makes special computers called quantum computers. These computers can solve tricky problems much faster than regular ones. In the first part of 2026, IonQ made more money than ever before! This means more people are interested in their amazing technology.
IonQ also created a new kind of computer chip. Think of a chip like the brain inside a toy robot. This new chip helps their quantum computers work better and makes fewer mistakes. Fixing mistakes is very important because it helps the computer give the right answers.
Why does this matter? Quantum computers could help us solve big puzzles, like finding new medicines or making energy better. IonQ’s progress means we are closer to using these super-smart computers in real life. That’s exciting for the future!
Quantum Computing Report
A company named Haiqu made a new computer system for quantum computers. Quantum computers are special machines that can solve tricky problems very fast. Haiqu’s system helps people build and test quantum programs more easily.
This new system uses a smart helper called “agentic AI.” Think of it like a robot brain that helps plan and run experiments on the quantum computer. It makes sure everything works well without humans doing all the hard work.
Why is this important? It means scientists and companies can create new ideas faster. This could help make better medicines, find new materials, or solve big puzzles in science. The future of quantum computers just got a little brighter!
arXiv Quantum
Scientists studied how tiny forces between atoms can change when atoms "talk" to each other using light. Usually, they think these forces stay the same, like toys that don’t change no matter what. But this new study shows the forces can actually change and get stronger or weaker when atoms send and receive tiny light signals back and forth.
Think of atoms like friends playing catch with a glowing ball. When one friend throws the ball, the other catches it and throws it back again and again. This back-and-forth changes how close or far apart the friends want to stand. The scientists used a small model with three steps to understand this game better.
Why does this matter? Knowing how atoms really behave helps us build better technology, like super-fast quantum computers. These computers use atoms and light to solve big problems quickly. This new discovery helps scientists make these machines work better and more accurately. It’s like learning new rules in a game that helps you win!
The Quantum Insider
QuantWare is a company making special super-fast computers called quantum processors. These new computers can solve really hard problems much faster than normal ones, like a superhero doing math! They just got a lot of money to build even bigger and better quantum processors to help scientists and people everywhere.
The Quantum Insider
Horizon Quantum is a company working on special computers called quantum computers that can solve tricky problems faster. They are building both the machines and the programs to run on them, like making both the toys and the games to play. This is important because these new computers might help us do things regular computers can’t do easily.
The Quantum Insider
Quantinuum and BMW are working together for many years to use super-powerful computers called quantum computers. These special computers help scientists understand and create new materials, which can make cars better and cleaner. This teamwork could help build cooler, smarter cars in the future!
The Quantum Insider
Clemson University is starting a new project to help keep smart cities safe from hackers. They will use super-powerful computers called quantum computers and smart robots (called artificial intelligence) to protect things like traffic lights and connected devices. This is important because it helps make sure our cities work well and stay safe for everyone.
The Quantum Insider
Quantum Art is using special super-powerful computers called quantum computers to help understand how waves, like light and radio waves, move around. This is important because it can help us make better phones, TVs, and other cool gadgets. Think of it like using a magic calculator that solves tricky wave puzzles much faster than regular ones!
The Quantum Insider
Quantum Machines, a company that helps control special computers called quantum computers, has joined with another company named QHarbor. This helps them work better and grow in a place where many people are studying quantum computers. It’s like building a new clubhouse in a town full of friends who love the same hobby!
The Quantum Insider
eleQtron is a company making super-powerful computers called quantum computers, which can solve big problems much faster than regular ones. They just got a lot of money—€57 million—to help build bigger and better versions. This is important because these special computers could change how we do things like medicine, science, and technology in the future.
The Quantum Insider
Scientists used special super-powerful computers called quantum computers to create a detailed model of a very big protein made of over 12,000 atoms. This is like building a giant LEGO set in the computer to better understand how it works. Learning this helps doctors and scientists figure out how our bodies work and could lead to new medicines.
The Quantum Insider
Insider Brief A new study proposes that DNA functions as a quantum computing system capable of sensing cosmic radiation and that this sensitivity may help explain how living cells track biological time and accumulate the mutations that drive aging and evolution. The paper, published in the journal P
The Quantum Insider
Insider Brief U.S. House Committee on Science, Space, and Technology is set to review legislation that would extend and update the U.S. government’s quantum technology strategy, marking a procedural step that could shape federal investment and coordination in the sector. Lawmakers scheduled a full c
The Quantum Insider
From The Conversation By Gary Skuse, Professor of Bioinformatics, Rochester Institute of Technology and Sherry Dadgar, Clinical Assistant Professor of Medicine, George Washington University Decades after researches first sequenced the human genome, scientists throughout the world are still work
The Quantum Insider
Insider Brief SAS reports that interest in quantum AI remains high, but uncertainty about real-world applications has overtaken cost as the top barrier to adoption, even as the company positions new tools to lower entry hurdles. Organizations are beginning to test quantum computing’s near-term value
The Quantum Insider
Insider Brief PRESS RELEASE — IBM (NYSE: IBM) announced today the completion of its latest expansion of the IBM Quantum Data Center in Poughkeepsie, New York, which operates the highest number of available utility-scale quantum computers at a single location in the world. These syste
The Quantum Insider
Insider Brief PRESS RELEASE — As quantum technologies move closer to real-world applications, cavity quantum electrodynamics is emerging as a central framework for controlling the interaction of light and matter at the most fundamental level. That momentum brought researchers from around the w
The Quantum Insider
Insider Brief PRESS RELEASE — Fermi National Accelerator Laboratory (Fermilab) is strengthening the next generation of scientists and engineers through its Saturday Morning Quantum (SMQ*) program, graduating a new cohort of Chicago-area high school students prepared to explore career
The Quantum Insider
Insider Brief PRESS RELEASE — Infleqtion (NYSE: INFQ), a global leader in quantum computing and quantum sensing powered by neutral-atom technology, announced that the U.S. Navy has awarded the company a $1 million contract to advance its Quantum-Inspired Rapid Context (QuIRC) machine
The Quantum Insider
Insider Brief A series of announcements out of South Florida last week leave little doubt that the state’s quantum push has moved from positioning to delivery. The headline came on Friday at 2026 eMerge Americas Conference + Expo, when IonQ and Florida LambdaRail (FLR) signed a Master Service
The Quantum Insider
Insider Brief PRESS RELEASE — The Chicago Quantum Exchange released a new report today that outlines a regional strategy for expanding the quantum workforce, a crucial step in preparing for the tens of thousands of quantum jobs that are expected in the Illinois-Wisconsin-Indiana regi
Phys.org
Scientists at the University of East Anglia have uncovered a hidden property of light that allows it to twist, spin and behave differently—without mirrors, materials or special lenses. In a breakthrough that could transform medical testing, data transmission and future quantum technologies, research
Quantum Computing Report
Monarch Quantum and Oratomic have entered a strategic partnership to accelerate the development of utility-scale, fault-tolerant quantum computers. The collaboration integrates Monarch’s specialized photonics systems with Oratomic’s neutral atom computing architecture. Under the agreement, Monarch Q
Quantum Computing Report
Haiqu, a New York-based quantum middleware developer, and HSBC have published peer-reviewed research in Physical Review Research demonstrating a method to overcome one of quantum computing's most significant hurdles: quantum state preparation. This process involves encoding classical data (such as f
Quantum Computing Report
IBM has submitted a proposal to the Town of Poughkeepsie Planning Board to construct a new 511,000-square-foot quantum computing facility at its historic Poughkeepsie campus. The project involves the demolition of two existing buildings totaling 161,000 square feet to accommodate a manufacturing and
Science
David Morens could face prison time for allegedly concealing back-channel efforts to help nonprofit accused of starting pandemic
Science
Germany and Brazil reach agreement over controversial spinosaurid fossil, heralding new collaboration between the two nations
Phys.org
Researchers at McGill University have developed a novel device that generates sound-like particles known as phonons at extremely cold temperatures. The technology could be used to create phonon lasers, with possible applications in communications and medical diagnostics.
Phys.org
A rainbow reveals with colors what otherwise remains hidden: light is "refracted" by transparent matter, in this case water droplets. This same physical effect underlies many everyday technologies, like LCD screens and broadband connections based on fiber-optic cables. Light refraction is caused by
Quantum Computing Report
IonQ (NYSE: IONQ) and Florida LambdaRail (FLR) have announced a Master Service Agreement to deploy a quantum-safe communication network across the state of Florida. Announced at the 2026 eMerge Americas Conference, the initiative marks the first phase of a broader effort to transition critical fiber
Quantum Computing Report
Yuval Boger interviews Lionel Martellini, finance professor at the EDHEC and founding director of the EDHEC Quantum Institute. Lionel describes his unusual path from finance to astrophysics and why business schools should teach quantum awareness to future leaders. They discuss core quantum concepts,
Quantum eMotion Introduces eShield-Q for Cryptographic Security
Imagine a super strong lock that keeps your secrets safe on the internet — that’s what Quantum eMotion just made! They created something called eShield-Q, which is like a magic shield to protect important information from sneaky hackers. This shield uses special new technology called quantum computing, which works kind of like a superhero computer that can solve tricky problems faster than normal ones.
Why is this important? Well, lots of the things we do online—like playing games, chatting with friends, or even buying stuff—use secret codes to keep everything safe. But some hackers are getting better at breaking these codes. The new eShield-Q helps stop that by making super tough secret codes that are almost impossible to crack, even by the smartest computers.
So, thanks to this new magic shield, our online secrets like passwords, messages, and bank info can stay safe and sound. It’s like having a super strong lock on your digital treasure chest, helping everyone feel safer when they use the internet!
Symmetry says these crystal vibrations can never mix, but an exotic quantum phase rewrites the rules
Imagine you have two groups of kids playing on a playground. Normally, the rules say these two groups can’t mix or play together. That’s kind of like how tiny parts inside crystals – called atoms – move. They wiggle and vibrate, but some vibrations are not supposed to mix because of special rules called symmetry. Symmetry is like a magic mirror that makes sure things look the same when flipped or turned. It sets the rules for how atoms can move.
But scientists found something surprising! In a very unusual state of matter – think of it as a super special kind of crystal party – these symmetry rules don’t always work the way we thought. The vibrations that were supposed to never talk to each other actually start to mix and dance together. It’s like those two groups of kids suddenly breaking the playground rules to play an awesome new game!
This discovery is important because it helps us understand how tiny particles behave when the usual rules get changed. It might help scientists make better quantum computers, which are super-powerful machines that use strange quantum tricks to solve problems much faster than normal computers. So, learning about these special vibrations could open up new ways to create amazing technology in the future!
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Right now, the way we keep our information safe on the internet uses special math puzzles that are hard for regular computers to solve. But new kinds of super-powerful computers called quantum computers can solve these puzzles much faster, which could make our secrets easier to crack. So, scientists are working on new ways to protect our information that even quantum computers can't break.
Read full article →Quantum eMotion made a new tool called eShield-Q to help keep computer secrets safe. It protects important information from being stolen or hacked, which is very important as more things happen online. This helps people and companies stay safe in the digital world.
Read full article →Michaela Eichinger works with quantum computers, which are super-powerful machines that can solve tricky problems faster than regular computers. She talks about how people need to work together and share ideas to make these machines better and help them grow. This is important because quantum computers can help us learn new things and solve big challenges in the future.
Read full article →Quantum eMotion made a new tool called eShield-Q to keep secret codes safe while computers are working. This is important because bad people and new powerful computers might try to steal these secrets. Think of it like a special shield that protects your treasure while you’re using it.
Read full article →Maryland is putting a lot of money into special computers called quantum computers, which can solve big problems much faster than regular ones. This helps the state create new jobs and become a leader in this cool technology. It’s like building a super-fast brain to help people do amazing things in the future!
Read full article →TreQ has made a special new computer called a quantum testbed in Oxfordshire, UK. This computer can try out different parts from many companies, like building with LEGO blocks that fit together easily. It helps scientists learn and create better quantum computers, which could solve big problems faster than regular computers.
Read full article →Some smart people made a special computer called a quantum computer work faster by using clever software. This software helps set up and check 21 tiny parts called qubits, which are like super tiny switches that can do lots of things at once. Making these computers ready quicker is important because it helps scientists solve really hard problems faster in the future!
Read full article →Some smart people made a tiny special computer called a quantum computer work by itself without much help. This computer uses tiny spots called nitrogen-vacancy centers, which are like little helpers inside diamonds, to do tricky math faster. Making it start up on its own is important because it helps scientists use these cool computers more easily in the future.
Read full article →Scientists used a special kind of computer called a quantum computer to watch how tiny particles called spins move in a line. This is important because it helps us understand how things like electricity work in very small spaces. It’s like using a super-smart robot to explore how a tiny train of magnets travels along a track!
Read full article →IBM and Dallara are working together to use super-smart computers to help design faster race cars. They use special computer programs that can learn and solve tricky problems, like how air moves around a car. This helps make racing cars better and faster, which is exciting for people who love speed and technology!
Read full article →A company called QuantumDiamonds has set up a special new machine in Taiwan that can help find tiny problems in computer parts. This machine uses a special kind of science called quantum sensing, which helps it see things much more clearly than normal tools. This is important because it can help make computers work better and faster in the future.
Read full article →A group called the Chicago Quantum Exchange made a plan to help train lots of people for new jobs with quantum computers, which are super-powerful computers of the future. This is important because many new jobs will open up, and they want to make sure people in the Midwest are ready to take them. It’s like getting a team ready to play a big game so everyone can win!
Read full article →A virus called hantavirus made some people on a cruise ship very sick. Scientists are trying to figure out how the virus spread because it’s new and tricky. This is important so they can help the people on the ship and stop the virus from spreading to others.
Read full article →Scientists think they might have found a lost Maya city called Sac Balam. The way the buildings and land look is just like old stories say. Finding this city helps us learn more about how people lived a long time ago.
Read full article →A big whale named Timmy got stuck on the beach in Germany six weeks ago. Scientists were very worried because he was very sick and might have died. This is important because it helps people learn how to help whales in trouble.
Read full article →Gravity is the force that pulls things together, like when you drop a ball, it falls to the ground. Scientists tested a rule about gravity called the "inverse square law" by looking at huge groups of galaxies very far away. They found that this rule works even across these giant distances, helping us understand how the universe holds itself together.
Read full article →Shirley Meng is a scientist who works on making better batteries to help the Earth stay clean. She moved to Singapore because the rules in the U.S. made it harder for her to do this important work. Her goal is to help stop pollution and protect the planet for everyone.
Read full article →Scientists used special tools to see deep underground by checking how rocks carry electricity. This helped them find pieces of an old continent that used to be part of the United States. Knowing this is important because it can help us find valuable minerals and keep power grids safe.
Read full article →Scientists made tiny tools that can watch the brain when it has sudden bursts called "spikes." These spikes confuse the brain cells that help us think. Knowing when a spike will happen, even just one second before, can help doctors take better care of people with epilepsy.
Read full article →Scientists used smart computer programs called AI to help make a tiny living thing, a bacterium, that is missing one building block it usually needs. This is like making a new recipe with different ingredients to create special proteins that could help doctors and invent new medicines. It matters because it might help us make better medicines and tools to keep people healthy.
Read full article →A smart computer program can now help doctors figure out what’s wrong with sick patients, even when things are very busy and fast, like in an emergency room. This is important because it can help doctors make better and quicker choices to take care of people. It’s like having a very fast and smart helper who knows a lot about medicine.
Read full article →Deepfakes are fake pictures and videos that look real, made by computers. Hany Farid is a scientist who creates special tools to find these fake images. Now, he is working hard to stop new computer tricks that make deepfakes even trickier to spot.
Read full article →QuantX Labs has announced that a subsystem payload of TEMPO, its compact optical atomic clock, is now in orbit following a successful launch on March 30, 2026, via the SpaceX Transporter-16 mission. Developed in partnership with the Institute for Photonics and Advanced Sensing (IPAS) at Adelaide Uni
Read full article →Quantum Art, an Israeli-based developer of full-stack trapped-ion quantum computers, has extended its Series A financing to $140 million. Led by Bedford Ridge Capital, the extension follows an initial $100 million round announced in December 2025 and includes new participation from Hudson Bay Capita
Read full article →IQM Quantum Computers has reached an agreement with TOYO Corporation for the sale and deployment of an IQM Radiance 20-qubit system. This transaction marks the first instance of an enterprise-purchased quantum computer deployment in Japan. The full-stack superconducting system is scheduled for deliv
Read full article →Hawking’s signature prediction may prevent vexing singularities from forming
Read full article →Before antiretroviral drugs reached South Africa, high death toll shaped immune system genes
Read full article →Pennsylvania has launched the Keystone AI + Quantum Factory, a first-of-its-kind statewide innovation network designed to transition academic research into industrial applications. This historic collaboration aligns the Commonwealth's seven R1 research universities—Carnegie Mellon, Drexel, Lehigh, P
Read full article →Quantinuum LLC, a quantum hardware company majority owned by Honeywell, has filed a confidential S-1 form on February 17, 2026 with the U.S. Security and Exchange Commission (SEC) for a proposed Initial Public Offering (IPO) of Quantinuum’s common stock. This detailed registration statement will un
Read full article →Dismissal of the National Science Board is widely seen as latest move to erase NSF’s independence
Read full article →Three RIKEN researchers have demonstrated a way to stop problematic "dark modes" from squelching intriguing effects in quantum systems. This advance could help with the development of more versatile quantum devices that can be used to control the storage and transmission of quantum information. The
Read full article →A novel approach for realizing the one-way quantum synchronization of phonons has been proposed by three theoretical physicists at RIKEN. Importantly, this method is remarkably resilient against practical challenges such as imperfections and environmental noise. Their paper, "Nonreciprocal quantum s
Read full article →Agency’s temporary director says Morbidity and Mortality Weekly Report needs external reviewers
Read full article →As SpaceX readies its latest megarocket, engineer Stephen Whitmore explains why atmospheric reentry pushes materials to their limits
Read full article →Experts say the lapse highlights that even new measures to control access did not safeguard deidentified patient information
Read full article →Flood of proposals to European Research Council—perhaps unleashed by AI—means unsuccessful applicants must wait longer to reapply
Read full article →The most demanding calculations in quantum chemistry can now be solved with graphics processing unit (GPU) supercomputers. A recently published study shows that software adapted to use GPU hardware can provide not just speed, but also the accuracy needed to solve complex chemistry problems. The work
Read full article →Semiconductor spin qubits are a promising candidate for the building blocks of next-generation quantum computers due to their high potential for integration and compatibility with existing semiconductor technologies. Qubits—like the 0s and 1s of a traditional computer—serve as a basic unit of inform
Read full article →Quantum computers, devices that process information leveraging quantum mechanical effects, could tackle some tasks that are difficult or impossible to solve using classical computers. These systems represent data as qubits, units of information that can exist in multiple states at once, unlike the b
Read full article →Researchers in the US and Germany have unveiled a theoretical blueprint for an atomic clock driven by a highly synchronized laser, where atoms work in concert rather than independently. Publishing their results in Physical Review Letters, Jarrod Reilly at the University of Colorado, Simon Jäger at t
Read full article →Long-awaited policy shift could ease barriers for scientists who study the drug
Read full article →It was a head-spinning discovery. In 2018, researchers in Japan claimed to find concrete evidence of an elusive particle, a Majorana fermion, in a quantum spin liquid called ruthenium trichloride. Majoranas are highly sought-after by quantum materials scientists because when a pair are localized, or
Read full article →A new method developed at LMU overcomes fundamental resolution limits and may provide insights into high-temperature superconductivity. Physicist Dr. Sebastian Paeckel has developed a method that can be used to calculate spectral functions of complex quantum systems much more precisely than was poss
Read full article →When you throw a ball in the air, the equations of classical physics will tell you exactly what path the ball will take as it falls, and when and where it will land. But if you were to squeeze that same ball down to the size of an atom or smaller, it would behave in ways beyond anything that classic
Read full article →A tiny discrepancy in particle physics has loomed for decades as an exciting possible crack in one of science's most successful theories, hinting at unknown forces or quantum objects. Now, an international team led by a Penn State physicist has published the most precise study yet to reveal the disc
Read full article →Only about 5% of the universe is composed of normal matter that we can directly observe, while the remaining 95% is widely believed to consist of dark matter and dark energy. Paradoxically, however, the nature of these dark components remains unknown. Is this due to limitations in our observational
Read full article →As long as there's been an internet, there's been a way to hack it. Scientists have spent decades imagining a different kind of network, one where the laws of physics make eavesdropping physically impossible, not just technically difficult. They call that dream a quantum internet.
Read full article →Researchers from the University of Twente and Harvard University have developed a new way to generate ultraviolet (UV) light on a photonic chip at power levels high enough for real-world use. For the first time, the technique produces milliwatt-level UV light on a chip. It is an important step for q
Read full article →Researchers have discovered a new way to tune the quantum properties of tiny defects in diamond—by gently stretching or compressing the crystal. These findings could pave the way for next-generation sensors that can detect pressure, temperature, and other physical changes with unprecedented precisio
Read full article →A quantum spin liquid is a phase of matter in which the magnetic moments in a material do not align or freeze, even at temperatures close to absolute zero (i.e., at 0 K). The experimental realization of this highly dynamic state could have important implications for the development of quantum comput
Read full article →The cosmological constant is the mathematical description of the energy that drives the ever-accelerating expansion of the cosmos. It's also the source of one of the most enduring and confounding problems in modern physics.
Read full article →A new theoretical study finds shorter laser pulses achieve higher quantum efficiency for photoemission from a solid surface without increasing power or intensity. Using light to knock electrons loose from a surface—known as photoemission—may soon be achievable more easily in smaller labs with smalle
Read full article →A joint theoretical study by the University of Innsbruck and Zhejiang University has uncovered the microscopic origin of a striking quantum phenomenon: a periodically driven gas of ultracold atoms that simply refuses to heat up, defying classical expectations.
Read full article →Superconducting qubits—bits of quantum information—have been widely considered a promising technology for moving quantum computing forward. But there's still much work to be done before they can be brought out of a near absolute zero temperature environment. The lab of Professor Hong Tang has recent
Read full article →Few concepts in physics are as familiar, yet as enigmatic, as time. In Einstein's theory of relativity, time is not absolute: its passage depends on motion and gravity. But when combined with quantum physics, this relativistic form of time becomes even more counterintuitive.
Read full article →Two independent research teams have each demonstrated collisional quantum gates using fermionic atoms: a long-sought milestone in quantum computing where logic operations are performed through the direct physical overlap of atoms, rather than forcing them into fragile, highly excited states.
Read full article →In the quirky quantum world, particles can be affected by forces that they never directly encounter. A classic example is the Aharonov–Bohm (AB) effect, where electrons are affected by a magnetic field, despite not passing through it. Although predicted in 1959, it took more than two decades to conf
Read full article →Researchers in the UC Santa Barbara Materials Department have uncovered the elusive quantum mechanism by which energetic electrons break chemical bonds inside microelectronic devices—a detrimental process that slowly degrades performance over time. The discovery, published as an Editors' Suggestion
Read full article →A new study published in Nature Communications has shown that in the asymptotic limit, extracting the maximum possible work from many copies of a quantum system does not require knowing exactly what state that system is in.
Read full article →A joint research team led by Professor Park Kyoung-Duck and Associate Director Suh Yung Doug of the Center for Multidimensional Carbon Materials within the Institute for Basic Science (IBS) has succeeded in realizing a high-efficiency quantum light source that emits bright lights even at room temper
Read full article →An AI model informed by calculations from a quantum computer can better predict the behavior of a complex physical system over the long term than current best models that use only conventional computers, according to a new study led by UCL (University College London) researchers. The findings, publi
Read full article →A new Bar-Ilan University study points to a major advance in quantum information processing, demonstrating a way to send, manipulate, and measure quantum information across many frequency channels simultaneously, rather than one at a time. The study was recently published in the journal Science Adva
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