Researchers generate terahertz laser with laughing gas
Within the electromagnetic middle ground between microwaves and visible light lies terahertz radiation, and the promise of "T-ray vision."
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
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465
Graphene is the miracle material of the future. Consisting of a single layer of carbon atoms arranged in a honeycomb lattice, the material is extremely stable, flexible, highly conductive and of particular interest for electronic ...
Quantum Physics
Nov 12, 2014
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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
It's "lights out" for antibiotic-resistant superbugs as next-generation light-activated nanotech proves it can eradicate some of the most notorious and potentially deadly bacteria in the world.
Bio & Medicine
Jan 16, 2023
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307
Today, lasers are well-established in daily life, even if it is sometimes hard to tell what and where they are. As an example, we can find them in CD/DVD readers or medical applications like cancer and eye surgery, being ...
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
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204
Medicinal microrobots could help physicians better treat and prevent diseases. But most of these devices are made with synthetic materials that trigger immune responses in vivo. Now, for the first time, researchers reporting ...
Bio & Medicine
Jul 13, 2022
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202
A team of researchers at Harvard University, has developed a way to create ultracold polyatomic molecules by trapping and cooling them in three dimensions. In their paper published in the journal Nature, the group describes ...
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
The generation of high harmonics from metals opens a link between solid and plasma harmonics. High-harmonic generation (HHG) is the field of creating high-frequency photons from low-frequency lasers. HHG is the cornerstone ...
Nanophysics
Sep 13, 2021
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136