Fastest-ever study of how electrons respond to X-rays performed
A study of electron dynamics timed to millionths of a billionth of a second reveals the damage radiation can do on a molecular level.
A study of electron dynamics timed to millionths of a billionth of a second reveals the damage radiation can do on a molecular level.
General Physics
Jan 21, 2022
0
2041
Adding energy to any material, such as by heating it, almost always makes its structure less orderly. Ice, for example, with its crystalline structure, melts to become liquid water, with no order at all.
Condensed Matter
Nov 12, 2019
0
8604
Elasticity, the ability of an object to bounce back to its original shape, is a universal property in solid materials. But when pushed too far, materials change in unrecoverable ways: Rubber bands snap in half, metal frames ...
Condensed Matter
Mar 14, 2019
0
153
In an advance that could dramatically shrink particle accelerators for science and medicine, researchers used a laser to accelerate electrons at a rate 10 times higher than conventional technology in a nanostructured glass ...
Nanophysics
Sep 27, 2013
10
0
In recent years, two cutting-edge technologies have rapidly gained momentum: quantum entangled light sources and ultrafast stimulated Raman spectroscopy.
Optics & Photonics
Jul 17, 2024
0
71
Highly reducing or oxidizing photocatalysts are a fundamental challenge in photochemistry. Only a few transition metal complexes with Earth-abundant metal ions have so far advanced to excited state oxidants, including chromium, ...
Analytical Chemistry
Feb 9, 2024
0
17
Scientists at the Shanghai Advanced Research Institute (SARI) of the Chinese Academy of Sciences have proposed and validated a novel approach for single-shot characterization of ultrashort free-electron laser pulses based ...
Optics & Photonics
Nov 28, 2023
0
94
One of the most important tasks in modern information technologies is controlling spin directions in magnets. State-of-the-art hard disk drives and large-volume magnetic storage used in data centers require magnetization ...
Optics & Photonics
Sep 1, 2021
0
222
In a new study, investigators report an optimized approach to using laser-induced breakdown spectroscopy (LIBS) for analyzing hydrogen isotopes. Their new findings could enable improved rapid identification and measurement ...
Optics & Photonics
Feb 1, 2021
0
21
Recently, a research group from the Shanghai Institute of Optics and Fine Mechanics of the Chinese Academy of Sciences (CAS) has observed periodic electron bunch fringes induced by the femtosecond laser field.
Optics & Photonics
Dec 11, 2020
0
1345