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
Francis Crick, who famously co-discovered the shape of DNA, once said: "If you want to understand function, study structure." Many decades later, this remains a tenet of biology, chemistry, and materials science.
Analytical Chemistry
Jan 19, 2022
0
85
An international research team has used the X-ray laser European XFEL to gain new insights into how radiation damage occurs in biological tissue. The study reveals in detail how water molecules are broken apart by high-energy ...
Optics & Photonics
Dec 6, 2021
0
15
Far below you lies a sphere of solid iron and nickel about as wide as the broadest part of Texas: the Earth's inner core. The metal at the inner core is under pressure about 360 million times higher than we experience in ...
General Physics
Nov 11, 2021
0
732
Researchers at the Department of Energy's SLAC National Accelerator Laboratory have uncovered a key step in the ionization of liquid water using the lab's high-speed "electron camera," MeV-UED. This reaction is of fundamental ...
Optics & Photonics
Oct 1, 2021
0
89
Machine learning, a form of artificial intelligence, vastly speeds up computational tasks and enables new technology in areas as broad as speech and image recognition, self-driving cars, stock market trading and medical diagnosis.
General Physics
Jul 29, 2021
0
727
The ultrafast melting of diamond under intense x-ray irradiation has been visualized for the first time by RIKEN researchers. This observation will help scientists improve experimental methods that use high-intensity x-ray ...
General Physics
Jun 24, 2021
0
9
Researchers have created tiny bubbles in high-pressure water via intense focused lasers. Under these conditions, the bubbles expand at supersonic speed and push a shockwave consisting of a spherical shell of highly compressed ...
Optics & Photonics
Jun 9, 2021
0
258
Researchers at the Paul Scherrer Institute PSI have succeeded for the first time in looking inside materials using the method of transient grating spectroscopy with ultrafast X-rays at SwissFEL. The experiment at PSI is a ...
Optics & Photonics
Apr 22, 2021
0
32
New research shows how to measure the super-short bursts of high-frequency light emitted from free electron lasers (FELs). By using the light-induced ionization itself to create a femtosecond optical shutter, the technique ...
Optics & Photonics
Apr 14, 2021
0
192
