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Quantum Physics news
Quantum spirals: Programmable platform offers new ways to explore electrons in chiral systems
A new platform for engineering chiral electron pathways offers potential fresh insights into a quantum phenomenon discovered by chemists—and exemplifies how the second quantum revolution is fostering transdisciplinary collaborations ...
Condensed Matter
13 hours ago
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65
First quantum-mechanical model of quasicrystals reveals why they exist
A rare and bewildering intermediate between crystal and glass can be the most stable arrangement for some combinations of atoms, according to a study from the University of Michigan.
Condensed Matter
15 hours ago
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71
Scientists achieve precision activation of quantum defects in diamond
A new study led by researchers at the Universities of Oxford, Cambridge and Manchester has achieved a major advance in quantum materials, developing a method to precisely engineer single quantum defects in diamond—an essential ...
Optics & Photonics
Jun 12, 2025
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56
Trapped-ion advances break new ground in quantum computing
Research at the Quantum Systems Accelerator has been steadily breaking new ground, quickening the pace toward flexible, stable quantum computers with capabilities well beyond those of today's classical machines.
Quantum Physics
Jun 12, 2025
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33
Strontium optical lattice clock in China surpasses key benchmarks for precision timekeeping
A research team led by Prof. Chang Hong from the National Time Service Center (NTSC) of the Chinese Academy of Sciences (CAS) has developed a strontium optical lattice clock with both frequency stability and systematic uncertainty ...
Optics & Photonics
Jun 12, 2025
0
1
A new problem that only quantum computing can solve
As quantum computing develops, scientists are working to identify tasks for which quantum computers have a clear advantage over classical computers. So far, researchers have only pinpointed a handful of these problems, but ...
Quantum Physics
Jun 12, 2025
3
93
Understanding quantum computing's most troubling problem—the barren plateau
For the past six years, Los Alamos National Laboratory has led the world in trying to understand one of the most frustrating barriers that faces variational quantum computing: the barren plateau.
Quantum Physics
Jun 12, 2025
0
103
A quantum random access memory based on transmon-controlled phonon routers
Recent technological advances have opened new exciting possibilities for the development of cutting-edge quantum devices, including quantum random access memory (QRAM) systems. These are memory architectures specifically ...
Harnessing magnons for quantum information processing
Researchers have determined how to use magnons—collective vibrations of the magnetic spins of atoms—for next-generation information technologies, including quantum technologies with magnetic systems.
Condensed Matter
Jun 12, 2025
0
29
Decades-old mystery of AlCl dipole moment resolved
In a study that closes a long-standing knowledge gap in fundamental science, researchers Boerge Hemmerling and Stephen Kane at the University of California, Riverside, have successfully measured the electric dipole moment ...
General Physics
Jun 12, 2025
0
42
Quantum navigation device uses atoms to measure acceleration in 3D
In a new study, physicists at the University of Colorado Boulder have used a cloud of atoms chilled down to incredibly cold temperatures to simultaneously measure acceleration in three dimensions—a feat that many scientists ...
Condensed Matter
Jun 11, 2025
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38
Charge-parity symmetry breaking revealed in Rydberg atom multibody systems
A research team has observed multibody interaction-induced EPs and hysteresis trajectories in cold Rydberg atomic gases. They revealed the phenomenon of charge-conjugation parity (CP) symmetry breaking in non-Hermitian multibody ...
General Physics
Jun 11, 2025
0
5
Quantum mechanics provide truly random numbers on demand
Randomness is incredibly useful. People often draw straws, throw dice or flip coins to make fair choices. Random numbers can enable auditors to make completely unbiased selections. Randomness is also key in security; if a ...
Quantum Physics
Jun 11, 2025
0
60
Two different time scales could increase quantum clock accuracy exponentially
How can the strange properties of quantum particles be exploited to perform extremely accurate measurements? This question is at the heart of the research field of quantum metrology. One example is the atomic clock, which ...
Quantum Physics
Jun 10, 2025
3
113
First on-chip photonic qubit enables GKP states for error correction at room temperature
Xanadu has achieved a significant milestone in the development of scalable quantum hardware by generating error-resistant photonic qubits on an integrated chip platform. A foundational result in Xanadu's roadmap, this first-ever ...
Optics & Photonics
Jun 10, 2025
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26
IBM claims 'real world' edge in quantum computing race
Technology veteran IBM on Tuesday laid out a plan to have a "practical" quantum computer tackling big problems before the end of this decade.
Quantum Physics
Jun 10, 2025
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130
Physicists set new world record for qubit operation accuracy
Physicists at the University of Oxford have set a new global benchmark for the accuracy of controlling a single quantum bit, achieving the lowest-ever error rate for a quantum logic operation—just 0.000015%, or one error ...
Quantum Physics
Jun 9, 2025
1
119
Out of the string theory swampland: New models may resolve problem that conflicts with dark energy
String theory has long been touted as physicists' best candidate for describing the fundamental nature of the universe, with elementary particles and forces described as vibrations of tiny threads of energy. But in the early ...
General Physics
Jun 9, 2025
1
189
Quantum machine learning: Small-scale photonic quantum processor can already outperform classical counterparts
One of the current hot research topics is the combination of two of the most recent technological breakthroughs: machine learning and quantum computing.
Optics & Photonics
Jun 9, 2025
0
96
Modeling electric response of materials, a million atoms at a time
Researchers in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed a machine learning framework that can predict with quantum-level accuracy how materials respond to electric fields, ...
Condensed Matter
Jun 9, 2025
0
16
More news
Nonreciprocal light speed control achieved using cavity magnonics device
Phase-resolved attoclock precisely measures electron tunneling time
The quantum physics of forgetting information
Physicists recreate extreme quantum vacuum effects
'String breaking' observed in 2D quantum simulator
How bigger molecules can help quantum charge flow last longer
Memory matters for quantum atomic motion on metals
Unveiling under-the-barrier electron dynamics in strong field tunneling
Other news
Strange radio pulses detected coming from ice in Antarctica
Planet-forming disks lose gas faster than dust, new survey finds
A high-resolution spectrometer that fits into smartphones
Aromatic ring technique converts inert chemicals into complex functional molecules
2D quantum sensor uses spin defects for precise magnetic field detection
New technique turns 'noisy' lasers into quantum light
Record-breaking performance in data security achieved with quantum mechanics
