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Quantum Physics news
Hidden side channels in quantum sources could compromise secure communication
A team of researchers from University of Toronto Engineering has discovered hidden multi-dimensional side channels in existing quantum communication protocols.
Quantum Physics
6 hours ago
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A quantum superhighway for ultrafast NOON states
Until now, creating quantum superpositions of ultra-cold atoms has been a real headache, too slow to be realistic in the laboratory. Researchers at the University of Liège have now developed an innovative new approach combining ...
Condensed Matter
Mar 31, 2025
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71
Study proposes new mechanism underpinning intrinsic strange metal behavior
Quantum critical points are thresholds that mark the transition of materials between different electronic phases at absolute zero temperatures, around which they often exhibit exotic physical properties.
Scientists develop method to speed up quantum measurements using space-time trade-off
In an attempt to speed up quantum measurements, a new Physical Review Letters study proposes a space-time trade-off scheme that could be highly beneficial for quantum computing applications.
Quantum entanglement reveals strange metals' unique electron behavior at critical point
Scientists have long sought to unravel the mysteries of strange metals—materials that defy conventional rules of electricity and magnetism. Now, a team of physicists at Rice University has made a breakthrough in this area ...
General Physics
Mar 29, 2025
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259
Quantum imaging method developed for enhanced image clarity
For decades, quantum imaging has promised sharper images and greater light sensitivity than classical methods by exploiting the unique properties of quantum light, such as photon entanglement. But the approaches to do so ...
Optics & Photonics
Mar 28, 2025
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Physicist revisits the computational limits of life and Schrödinger's essential question in the era of quantum computing
More than 80 years ago, Erwin Schrödinger, a theoretical physicist steeped in the philosophy of Schopenhauer and the Upanishads, delivered a series of public lectures at Trinity College, Dublin, which eventually came to ...
General Physics
Mar 28, 2025
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242
Thermopower-based technique can detect fractional quantum Hall states
If one side of a conducting or semiconducting material is heated while the other remains cool, charge carriers move from the hot side to the cold side, generating an electrical voltage known as thermopower.
The first comprehensive characterization of unconventional superconductivity arising from multipolar moments
Superconductivity is a quantum phenomenon, observed in some materials, that entails the ability to conduct electricity with no resistance below a critical temperature. Over the past few years, physicists and material scientists ...
Liquid-crystal platform overcomes optical losses in photonic circuits
Photonic circuits, which manipulate light to perform various computational tasks, have become essential tools for a range of advanced technologies—from quantum simulations to artificial intelligence. These circuits offer ...
Optics & Photonics
Mar 27, 2025
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131
Newly developed waveguide device protects photonic quantum computers from errors
Together with an international team of researchers from the Universities of Southern California, Central Florida, Pennsylvania State and Saint Louis, physicists from the University of Rostock have developed a novel mechanism ...
Optics & Photonics
Mar 27, 2025
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76
Topology-based quantum states resist noise, promising more stable networks
Researchers have discovered a way to protect quantum information from environmental disruptions, offering hope for more reliable future technologies.
Quantum Physics
Mar 27, 2025
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Theoretical physicists completely determine the statistics of quantum entanglement
For the first time, theoretical physicists from the Institute of Theoretical Physics (IPhT) in Paris-Saclay have completely determined the statistics that can be generated by a system using quantum entanglement. This achievement ...
Quantum Physics
Mar 26, 2025
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348
Quantum randomness and nonlocality: New insights from MIMO systems
Researchers from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences revealed that not all forms of quantum nonlocality guarantee intrinsic randomness. They demonstrated that violating ...
Quantum Physics
Mar 26, 2025
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108
Elusive electronic rotons, detected for first time, reveal formation of Wigner crystallites in 2D electron liquid
For decades, researchers have explored how electrons behave in quantum materials. Under certain conditions, electrons interact strongly with each other instead of moving independently, leading to exotic quantum states. One ...
Superconductivity
Mar 26, 2025
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Quantum computing milestone: 56-qubit computer provides truly random number generation
In a new paper in Nature, a team of researchers from JPMorganChase, Quantinuum, Argonne National Laboratory, Oak Ridge National Laboratory and The University of Texas at Austin describe a milestone in the field of quantum ...
Quantum Physics
Mar 26, 2025
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257
Novel protocol enables photon entanglement without quantum measurement
Georgia Tech researchers recently proposed a method for generating quantum entanglement between photons. This method constitutes a breakthrough that has potentially transformative consequences for the future of photonics-based ...
Optics & Photonics
Mar 26, 2025
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38
Entangled in self-discovery: Quantum computers analyze their own entanglement
Similar to humans going on journeys of self-discovery, quantum computers are also capable of deepening their understanding of their own foundations.
Quantum Physics
Mar 26, 2025
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85
A new benchmark for quantum electrodynamics in atoms: Precision measurement of boron-like tin ion's g factor
Highly charged heavy ions form a very suitable experimental field for investigating quantum electrodynamics (QED), the best-tested theory in physics describing all electrical and magnetic interactions of light and matter. ...
General Physics
Mar 26, 2025
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Listening to quantum atoms talk together thanks to acoustics
What happens when a quantum physicist is frustrated by the limitations of quantum mechanics when trying to study densely packed atoms? At EPFL, you get a metamaterial, an engineered material that exhibits exotic properties.
Condensed Matter
Mar 25, 2025
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110
More news
Quantum heat dynamics toggled by magnetic fields in semimetal ZrTe₅
Boosting the response speed of quantum LEDs via an excitation memory effect
Why does nature love spirals? The link to entropy
Other news
North America is dripping from below, geoscientists discover
Can brain activity reveal your political party while grocery shopping?
A validated model can predict the growth of Listeria in artisanal fresh cheeses
Use of antifungals in agriculture may increase resistance in an infectious yeast
Live-cell labeling sheds light on how our DNA is packed and behaves in cells
Hidden virus harbored by fruit flies may influence experimental accuracy
Quantum-inspired cameras capture the start of life
A new protocol to image wave functions in continuous space
Quantum holograms: Metasurfaces entangle light and information in new study
New agent inhibits Staphylococcus aureus toxin—giving hope to pneumonia patients
