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Quantum Physics news
Tauonium: The smallest and heaviest atom with pure electromagnetic interaction
The hydrogen atom was once considered the simplest atom in nature, composed of a structureless electron and a structured proton. However, as research progressed, scientists discovered a simpler type of atom, consisting of ...
Quantum Physics
23 hours ago
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145
Visual observation of photonic Floquet–Bloch oscillations
Recently, the exploration of Bloch oscillations (BOs) in periodically driven quantum systems, equivalent to "Floquet systems," has drawn tremendous attention because their exotic characteristics are profoundly distinct from ...
Optics & Photonics
May 10, 2024
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12
Researchers develop compiler acceleration technology for quantum computers
Researchers have succeeded in developing a technique to quickly search for the optimal quantum gate sequence for a quantum computer using a probabilistic method.
Quantum Physics
May 9, 2024
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21
Ultrasound experiment identifies new superconductor
With pulses of sound through tiny speakers, Cornell physics researchers have clarified the basic nature of a new superconductor.
Superconductivity
May 9, 2024
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121
Quantum breakthrough sheds light on perplexing high-temperature superconductors
Superfast levitating trains, long-range lossless power transmission, faster MRI machines—all these fantastical technological advances could be in our grasp if we could just make a material that transmits electricity without ...
Superconductivity
May 9, 2024
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236
Topological phonons: Where vibrations find their twist
An international team of researchers has discovered that the quantum particles responsible for the vibrations of materials—which influence their stability and various other properties—can be classified through topology.
Condensed Matter
May 9, 2024
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166
Study demonstrates fast photoionization detection of single erbium ions in silicon
Efficient detection of single optical centers is crucial for applications in quantum computing, sensing, and single-photon generation. For example, nitrogen-vacancy (NV) centers in diamond have made breakthroughs in high-precision ...
Optics & Photonics
May 9, 2024
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34
Scientists demonstrate the potential of electron spin to transmit quantum information
The spin of the electron is nature's perfect quantum bit, capable of extending the range of information storage beyond "one" or "zero." Exploiting the electron's spin degree of freedom (possible spin states) is a central ...
Condensed Matter
May 9, 2024
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742
Quantum simulators solve physics puzzles with colored dots
By analyzing images made of colored dots created by quantum simulators, ETH researchers have studied a special kind of magnetism. In the future this method could also be used to solve other physics puzzles, for instance in ...
Quantum Physics
May 8, 2024
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53
The interference of many atoms, and a new approach to boson sampling
In daily life, when two objects are "indistinguishable," it's due to an imperfect state of knowledge. As a street magician scrambles the cups and balls, you could, in principle, keep track of which ball is which as they are ...
Optics & Photonics
May 8, 2024
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278
Strictly no dancing: Researchers discover 'new molecular design rules'
Since the discovery of quantum mechanics more than a hundred years ago, it has been known that electrons in molecules can be coupled to the motion of the atoms that make up the molecules. Often referred to as molecular vibrations, ...
Condensed Matter
May 8, 2024
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588
Physicists reach atomic-scale telegraphy with light
In the 1880s Heinrich Hertz discovered that a spark jumping between two pieces of metal emits a flash of light—rapidly oscillating electromagnetic waves—which can be picked up by an antenna. To honor his groundbreaking ...
Optics & Photonics
May 8, 2024
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104
Possible evidence of glueballs found during Beijing Spectrometer III experiments
A large international team of physicists working on the BES III collaboration has announced possible physical evidence of glueballs. In their study, published in the journal Physical Review Letters, the group analyzed decaying ...
Physicist achieve milestone in quantum simulation with circular Rydberg qubits
A team of researchers from the 5th Institute of Physics at the University of Stuttgart is making important progress in the field of quantum simulation and quantum computing based on Rydberg atoms by overcoming a fundamental ...
Quantum Physics
May 8, 2024
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551
The quantum theory of gravitation, effective field theories and strings: Past and present
Gravity is one of four fundamental interactions. The most precise description of this force is still provided by Einstein's General Theory of Relativity, published in 1915, an entirely classical theory. This description sets ...
General Physics
May 7, 2024
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57
New super-pure silicon chip opens path to powerful quantum computers
Researchers at the Universities of Melbourne and Manchester have invented a breakthrough technique for manufacturing highly purified silicon that brings powerful quantum computers a big step closer.
Condensed Matter
May 7, 2024
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964
Attosecond core-level spectroscopy reveals real-time molecular dynamics
Chemical reactions are complex mechanisms. Many different dynamic processes are involved, affecting both the electrons and the nucleus of the present atoms. Very often, the strongly coupled electron and nuclear dynamics induce ...
Optics & Photonics
May 6, 2024
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92
Experiment opens door for millions of qubits on one chip
Researchers from the University of Basel and the NCCR SPIN have achieved the first controllable interaction between two hole spin qubits in a conventional silicon transistor. The breakthrough opens up the possibility of integrating ...
Quantum Physics
May 6, 2024
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61
New quantum sensing scheme could lead to enhanced high-precision nanoscopic techniques
Researchers from the University of Portsmouth have unveiled a quantum sensing scheme that achieves the pinnacle of quantum sensitivity in measuring the transverse displacement between two interfering photons.
Optics & Photonics
May 4, 2024
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417
Physicists create an optical tweezer array of individual polyatomic molecules for the first time
A team of physicists at Harvard University has succeeded in trapping individual polyatomic molecules in optical tweezer arrays for the first time. In their paper published in the journal Nature, the group describes how they ...
More news
Physicists pioneer new quantum sensing platform
Twisting and binding matter waves with photons in a cavity
New work reveals the 'quantumness' of gravity
Physicists discover new way to make strange metal
New system boosts efficiency of quantum error correction
Quantum challenge to be solved one mile underground
Unveiling a new quantum frontier: Frequency-domain entanglement
Other news
Life expectancy study reveals longest and shortest-lived cats
GoT-ChA: New tool reveals how gene mutations affect cells
Demonstration of heralded three-photon entanglement on a photonic chip
Light stands still in a deformed crystal
Scientists tune the entanglement structure in an array of qubits
Manipulating the geometry of the 'electron universe' in magnets
Researchers reveal new cellular mechanical transducer
Bilbies could hop back into mild climate zones, study finds
Study reveals mechanisms of hydrodynamic escape in low-mass exoplanets
Designer peptoids mimic nature's helices
