The living machinery responsible for photosynthesis - while commonplace and essential to life on Earth - is still not fully understood. One of its molecular mysteries involves how a protein complex, photosystem II, harvests ...
Materials Science
Nov 21, 2016
0
1651
In the first experiment to take advantage of a new technology for producing powerful attosecond X-ray laser pulses, a research team led by scientists from the Department of Energy's SLAC National Accelerator Laboratory and ...
General Physics
Sep 14, 2020
0
1361
Physicists at the University of Maryland have developed a powerful new method to detect radioactive material. By using an infrared laser beam to induce a phenomenon known as an electron avalanche breakdown near the material, ...
Optics & Photonics
Mar 22, 2019
5
663
Particle accelerators hold great potential for semiconductor applications, medical imaging and therapy, and research in materials, energy and medicine. But conventional accelerators require plenty of elbow room—kilometers—making ...
Optics & Photonics
Nov 28, 2023
1
92
Holography, like photography, is a way to record the world around us. Both use light to make recordings, but instead of two-dimensional photos, holograms reproduce three-dimensional shapes. The shape is inferred from the ...
Optics & Photonics
Mar 8, 2018
1
552
In experiments at the Department of Energy's SLAC National Accelerator Laboratory, scientists were able to see the first step of a process that protects a DNA building block called thymine from sun damage: When it's hit with ...
General Physics
Jun 23, 2017
0
523
A cooperation between theoretical and experimental physicists has uncovered previously unknown quantum states inside atoms. The results, described in a paper published today in the journal Nature Communications, allow a better ...
Quantum Physics
Apr 9, 2015
1
256
(PhysOrg.com) -- Researchers have used lasers to create the first practical macroscopic yarns from boron nitride fibers, opening the door for an array of applications, from radiation-shielded spacecraft to stronger body armor, ...
Nanomaterials
Dec 2, 2009
2
0
Scientists have used powerful X-rays from the Linac Coherent Light Source (LCLS) at the SLAC National Accelerator Laboratory, to study and measure, in atomic detail, a key process at work in extreme plasmas like those found ...
Plasma Physics
Dec 12, 2012
2
0
For the first time, researchers have succeeded in selectively exciting a molecule using a combination of two extreme-ultraviolet light sources and causing the molecule to dissociate while tracking it over time. This is another ...
Optics & Photonics
Nov 22, 2023
0
238
