When two observers measure an entangled state, the frequencies of their observed results manifest the strength of quantum theory. Extreme values governing these statistics have now been successfully identified. Credit:…
Category: Physics
Precision measurement of boron-like tin ion’s g factor
Visualization of the QED interactions in boron-like tin ions. Credit: MPIK Highly charged heavy ions form a very suitable experimental field for investigating quantum electrodynamics (QED), the best-tested theory in…
How an unconventional type of quantum computer opens a new door to the world of elementary particles
A new type of quantum computer studies the dance of elementary particles. Credit: Harald Ritsch The standard model of particle physics is our best theory of the elementary particles and…
Looking for elusive quantum particles? Try a bad metal, researchers suggest
Credit: Columbia University Quantum Initiative Metals, as most know them, are good conductors of electricity. That’s because the countless electrons in a metal like gold or silver move more or…
An experimental test of the nonlocal energy alteration between two quantum memories
Conceptual diagram: (2+1) dimensional relativistic Bohmian trajectory. Credit: Dou et al. Quantum technologies operate by leveraging various quantum mechanical effects, including entanglement. Entanglement occurs when two or more particles share…
Wireless terahertz cryogenic interconnect minimizes heat-to-information transfer in quantum processors
Credit: Wang et al. Quantum computers, devices that process information leveraging quantum mechanical effects, could outperform classical computers in some complex optimization and computational tasks. However, before these systems can…
Quantum sensing achieves unprecedented precision in light displacement detection
Credit: Pixabay/CC0 Public Domain A study led by the University of Portsmouth has achieved unprecedented precision in detecting tiny shifts in light displacements at the nanoscale. This is relevant in…
Mediterranean neutrino observatory sets new limits on quantum gravity
The visualization of a simulated event in the KM3NeT/ORCA detector. Credit: CC BY-NC 4.0 Credits KM3NeT Quantum gravity is the missing link between general relativity and quantum mechanics, the yet-to-be-discovered…
World’s first quantum microsatellite demonstrates secure communication with multiple ground stations
The microsatellite and the portable OGS. Credit: Nature (2025). DOI: 10.1038/s41586-025-08739-z To achieve this, the team developed several key technologies, including miniaturized decoy-state QKD light sources for quantum state preparation,…
