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Quantum Physics news
Universal quantum protocol extracts maximum work without knowing a system's state in advance
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.
Bright quantum light emission achieved at room temperature in 2D semiconductors
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 ...
Optics & Photonics
20 hours ago
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Quantum-informed AI improves long-term turbulence forecasts while using far less memory
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 ...
Soft Matter
Apr 17, 2026
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Quantum bottleneck breaks wide open as one light beam carries 23 secure channels at the same time
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 ...
Optics & Photonics
Apr 16, 2026
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Laser method unlocks 3,000-Kelvin thin-film synthesis for quantum materials
Thin films might not come up in conversation every day, but they are all around us. Take the metallic plastic films of chip bags, for example, or the anti-reflective coatings on eyeglasses. Even the coatings on pills that ...
Superconductivity
Apr 16, 2026
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Quantum Fourier transform reaches 52 qubits, shattering the previous 27-qubit record
The spin-off company ParityQC has implemented the largest quantum Fourier transform ever reported using an IBM quantum computer, thereby setting a new milestone on the path toward the industrial application of quantum computers. ...
Quantum Physics
Apr 16, 2026
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Spatiotemporal light pulses could secure optical communication by masking data
Researchers at Ben-Gurion University of the Negev have developed a new approach to secure optical communication that hides information in the physical structure of light, making it difficult for unauthorized parties to intercept ...
Optics & Photonics
Apr 15, 2026
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Quantum-inspired algorithm solves 268 million-site quasicrystal simulation in a heartbeat
Quantum technologies like quantum computers are built from quantum materials. These types of materials exhibit quantum properties when exposed to the right conditions. Curiously, engineers can also trigger quantum behavior ...
Quantum Physics
Apr 15, 2026
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Quantum simulations reveal spin transport in 1D materials
Researchers from the Department of Energy's Quantum Science Center (QSC) headquartered at Oak Ridge National Laboratory (ORNL) have achieved a significant milestone by demonstrating the first digital quantum simulations of ...
Condensed Matter
Apr 15, 2026
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Any color you like: Scientists create 'any wavelength' lasers in tiny circuits for light
Computer chips that cram billions of electronic devices into a few square inches have powered the digital economy and transformed the world. Scientists may be on the cusp of launching a similar technological revolution—this ...
Optics & Photonics
Apr 15, 2026
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Multitasking quantum sensors can measure several properties at once
A special class of sensors leverages quantum properties to measure tiny signals at levels that would be impossible using classical sensors alone. Such quantum sensors are currently being used to study the inner workings of ...
Quantum Physics
Apr 15, 2026
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Smart cable sharing gives quantum computers a big boost
A major obstacle in the development of powerful quantum computers is the growing number of cables required to control a computer as the number of qubits increases. Researchers at Chalmers University of Technology in Sweden ...
Quantum Physics
Apr 14, 2026
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A silicon-compatible path toward scalable quantum systems
Beginning in the 1950s, silicon transformed the electronics industry by enabling smaller and faster devices that could be reliably manufactured at scale. More than six decades later, silicon-based semiconductors remain at ...
Condensed Matter
Apr 14, 2026
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Mirror-positioning method could make quantum gravity tests possible
In quantum physics, objects can exist in multiple states at the same time—a phenomenon known as quantum superposition, where a particle does not have a single definite value of position or momentum until it is measured. A ...
General Physics
Apr 14, 2026
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Using atomic nuclei could allow scientists to read time more precisely than ever
Most clocks, from wristwatches to the systems that run GPS and the internet, work by tracking regular, repeating motions.
Quantum Physics
Apr 14, 2026
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Quantum simulations tackle photon polarization flip, but today's hardware falls short
For the last 80 years, the theory of quantum electrodynamics (QED), which describes all electromagnetic interactions, has been a cornerstone of the standard model, withstanding the scrutiny of countless experiments and agreeing ...
Optics & Photonics
Apr 14, 2026
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Quantum sensors get a precision boost as 2D defects reveal their hidden timing
A key factor for the performance of sensors is the speed at which the system returns to its initial state after a disturbance or measurement, similar to the taring of a balance. In the quantum sensor under investigation, ...
Condensed Matter
Apr 13, 2026
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Physicists discover how to reverse 'quantum scrambling'
Quantum computers stand to revolutionize research by helping investigators solve certain problems exponentially faster than with conventional computers. Current quantum computers encounter a challenge where they lose stored ...
Quantum Physics
Apr 13, 2026
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Unlocking unusual superconductivity in a lightweight element
Superconductors—materials that can conduct electricity without energy loss—are crucial for next-generation high-efficiency, ultrafast electronics. However, most superconductors share a critical limitation: they lose their ...
Superconductivity
Apr 13, 2026
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A tabletop ring of atoms brings the universe's doomsday vacuum collapse into the lab
Physicists in China have simulated the effect of "false vacuum decay": a phenomenon believed to play out constantly in the seemingly empty expanses of space, and which one theory even suggests could bring an abrupt end to ...
More news
'Poor man's Majoranas' can be used as quantum spin probes
Electron–atom scattering encodes the quantum state of electron wave packets
Quantum computing without interruptions
A tiny detector for microwave photons could advance quantum tech
How noise limits today's quantum circuits
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Flat optics move toward market with 300-per-second metalens production
Antioxidant glutathione discovered to play a key role in proper protein folding
Ultrafast quantum light pulses measured for the first time
Framework unifies the classical and quantum Mpemba effects
Quantum researchers engineer extremely precise phonon lasers
