Tohoku University researchers have improved a method for probing semiconducting crystals with light to detect defects and impurities. The details of their omnidirectional photoluminescence (ODPL) spectroscopy set-up were ...
Materials Science
Oct 6, 2020
0
4
Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine—which, as a single calcium ion, is approximately ten billion times smaller than a car ...
Quantum Physics
Aug 21, 2019
7
2550
The darkest form of ultraviolet light, known as UV-C, is unique because of its reputation as a killer – of harmful organisms.
Nanophysics
Mar 2, 2017
1
949
Using arrays of long, thin silicon wires embedded in a polymer substrate, a team of scientists from the California Institute of Technology has created a new type of flexible solar cell that enhances the absorption of sunlight ...
Materials Science
Feb 16, 2010
4
0
