What the world's most accurate clock can tell us about Earth and the cosmos
It would take 15 billion years for the clock that occupies Jun Ye's basement lab at the University of Colorado to lose a second—about how long the universe has existed.
It would take 15 billion years for the clock that occupies Jun Ye's basement lab at the University of Colorado to lose a second—about how long the universe has existed.
General Physics
Sep 9, 2021
11
3485
As the core of the light field modulation technologies, optical lattice has highly tunability and is usually used to manipulate the nonlinear matter waves of Bose-Einstein condensate (BEC). At present, the mainstream researches ...
Optics & Photonics
Sep 1, 2021
0
15
Researchers from the Department of Applied Physics at the University of Tsukuba demonstrated second-order nonlinear optical effects in diamonds by taking advantage of internal color center defects that break inversion symmetry ...
Optics & Photonics
Mar 22, 2021
0
32
Ultracold atoms trapped in appropriately prepared optical traps can arrange themselves in surprisingly complex, hitherto unobserved structures, according to scientists from the Institute of Nuclear Physics of the Polish Academy ...
Quantum Physics
Jun 18, 2020
0
577
In another verification of the validity of Einstein's theory of general relativity, published in Nature Photonics, scientists from the RIKEN Center for Advanced Photonics and Cluster for Pioneering Research, with colleagues, ...
General Physics
Apr 9, 2020
124
4453
Scientists at the National Research Nuclear University MEPhI (MEPhI) have studied the optical properties of detonation nanodiamonds when interacting with various biomacromolecules (biopolymer molecules).
Optics & Photonics
Oct 7, 2019
0
16
Light can be used not only to measure materials' properties, but also to change them. Especially interesting are those cases in which the function of a material can be modified, such as its ability to conduct electricity ...
General Physics
Jun 14, 2019
5
596
Optical clocks of the National Institute of Information and Communications Technology (NICT, Japan) and LNE-SYRTE (Systemes de Reference Temps-Espace, Observatoire de Paris, Universite PSL, CNRS, Sorbonne Universite, France) ...
General Physics
Mar 5, 2019
0
5
Insulators that are conducting at their edges hold promise for interesting technological applications. However, until now their characteristics have not been fully understood. Physicists at Goethe University have now modelled ...
Quantum Physics
Jan 16, 2019
4
74
Monika Aidelsburger uses a special type of optical lattice to simulate quantum many-body phenomena that are otherwise inaccessible to experimental exploration. She has now been awarded an ERC Starting Grant to pursue this ...
General Physics
Oct 22, 2018
0
62