Electronics are increasingly being paired with optical systems, such as when accessing the internet on an electronically run computer through fiber optic cables.
Optics & Photonics
Dec 14, 2020
0
100
Led by the Department of Energy's Oak Ridge National Laboratory, a new study clears up a discrepancy regarding the biggest contributor of unwanted background signals in specialized detectors of neutrinos. Better characterization ...
General Physics
Dec 14, 2020
4
921
Led by academician Prof. Guo Guangcan from the Chinese Academy of Sciences (CAS), Prof. Li Chuanfeng's group and Prof. Xiang Guoyong's group from University of Science and Technology of China (USTC), CAS, in cooperation with ...
Quantum Physics
Nov 23, 2020
0
8
When light falls on a material, such as a green leaf or the retina, certain molecules transport energy and charge. This ultimately leads to the separation of charges and the generation of electricity. Molecular funnels, so-called ...
Nanophysics
Nov 23, 2020
0
242
A hypothetical particle that could solve one of the biggest puzzles in cosmology just got a little less mysterious. A RIKEN physicist and two colleagues have revealed the mathematical underpinnings that could explain how ...
General Physics
Nov 13, 2020
7
373
The action of neutrinos in supernovae is poorly understood. When the core of a massive star at the end of its life collapses on itself under the effect of gravity, the electrons in the atoms combine with the protons in their ...
General Physics
Nov 9, 2020
7
19
For decades, most physicists have agreed that string theory is the missing link between Einstein's theory of general relativity, describing the laws of nature at the largest scale, and quantum mechanics, describing them at ...
Quantum Physics
Nov 6, 2020
23
5778
Scientists often refer to the neutrino as the "ghost particle." Neutrinos were one of the most abundant particles at the origin of the universe and remain so today. Fusion reactions in the sun produce vast armies of them, ...
General Physics
Sep 29, 2020
0
336
Through a one-of-a-kind experiment at the Department of Energy's Oak Ridge National Laboratory, nuclear physicists have precisely measured the weak interaction between protons and neutrons. The result quantifies the weak ...
General Physics
Sep 24, 2020
6
1590
Composite fermions are exotic quasi-particles found in interacting 2-D fermion systems at relatively large perpendicular magnetic fields. These quasi-particles, which are composed of an electron and two magnetic flux quanta, ...
