A team of researchers from the University of Exeter and Piazza Leonardo da Vinci, has shown, theoretically, that corkscrew elastic waves carry well-defined orbital angular momentum. In their paper published in the journal ...
A major cost of running the National Ignition Facility (NIF) is managing and mitigating laser-induced damage to optics as the laser beams propagate to the target.
Plasma Physics
Feb 21, 2022
0
33
The blue whale (Balaenoptera musculus) is the largest animal ever to inhabit Earth. Despite its gargantuan size, many aspects of its biology, behavior and ecology still elude us. This magnificent mammal spends most of its ...
Plants & Animals
Feb 18, 2022
1
438
A quasiparticle that forms in semiconductors can now be moved around at room temperature, a University of Michigan-led study has shown. The finding could cool down computers, enabling faster speeds and higher efficiencies, ...
Optics & Photonics
Feb 15, 2022
0
400
Inside every cellphone lies a tiny mechanical heart, beating several billion times a second. These micromechanical resonators play an essential role in cellphone communication. Buffeted by the cacophony of radio frequencies ...
Optics & Photonics
Feb 5, 2022
0
105
Ultra-precise lasers can be used for optical atomic clocks, quantum computers, power cable monitoring, and much more. But all lasers make noise, which researchers from DTU Fotonik want to minimize using machine learning.
Optics & Photonics
Jan 3, 2022
0
182
Microplastics are released into the environment by cosmetics, clothing, and industrial processes or from larger plastic products as they break down naturally.
General Physics
Nov 30, 2021
0
9
The captured electrons typically absorb light in the visible spectrum, so that a transparent material becomes colored under the presence of such centers, for instance in diamond. "Color centers are often coming along with ...
Quantum Physics
Nov 1, 2021
0
530
A Chinese research team from the Shanghai Institute of Optics and Fine Mechanics (SIOM) of the Chinese Academy of Sciences (CAS) has developed a new method to enhance the practical performance of distributed fiber acoustic ...
General Physics
Oct 12, 2021
0
7
Wingtips of certain species of silkmoth are structured to reflect sound and throw off attackers, according to a new study.
Plants & Animals
Sep 9, 2021
1
505
