Within the electromagnetic middle ground between microwaves and visible light lies terahertz radiation, and the promise of "T-ray vision."
Optics & Photonics
Nov 14, 2019
2
465
University of Illinois physicists have experimentally demonstrated for the first time how three-dimensional conduction is affected by the defects that plague materials. Understanding these effects is important for many electronics ...
General Physics
Oct 7, 2011
6
0
We have all seen crystals, whether a simple grain of salt or sugar, or an elaborate and beautiful amethyst. These crystals are made of atoms or molecules repeating in a symmetrical three-dimensional pattern called a lattice, ...
General Physics
Feb 14, 2022
5
996
"Ready? Signal sent!" In the control room of a research center in Romania, engineer Antonia Toma activates the world's most powerful laser, which promises revolutionary advances in everything from the health sector to space.
General Physics
Mar 31, 2024
0
88
Lightning never strikes twice, so the saying goes, but new technology may allow us to control where it hits the ground, reducing the risk of catastrophic bushfires.
General Physics
Nov 11, 2020
9
6470
How do you integrate the advantages of a benchtop laser that fills a room onto a semiconductor chip the size of a fingernail?
Optics & Photonics
Oct 24, 2022
0
204
(PhysOrg.com) -- Scientists in the Optical Sciences Division at the Naval Research Laboratory, report a successful demonstration of a novel high-efficiency ceramic laser that is both, light-weight and compact for use in both ...
Optics & Photonics
May 24, 2011
1
0
The Institute of Laser Engineering (ILE), Osaka University, has succeeded to reinforce the Petawatt laser "LFEX" to deliver up to 2,000 trillion watts in the duration of one trillionth of one second (this corresponds to 1000 ...
Optics & Photonics
Aug 6, 2015
1
38
(Phys.org) —For the first time, researchers have shown that diamond can radically improve the quality of high power laser beams, according to new photonics research published overnight in Laser & Photonics Reviews. A team ...
Optics & Photonics
May 5, 2014
1
0
To magnetize an iron nail, one simply has to stroke its surface several times with a bar magnet. Yet, there is a much more unusual method: A team led by the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) discovered some time ...
Optics & Photonics
Dec 7, 2023
0
50
