Photoelectrochemical cells are promising tools for the conversion of sunlight into fuel, for example, water into hydrogen, or CO2 into organic molecules. To realize this, a higher efficiency of the photocathode, often based ...
Analytical Chemistry
Jun 30, 2022
0
11
A team of researchers at Cornell has developed an ultrathin film of cesium antimonide that can be used as a highly efficient photocathode. In their paper published in the journal Physical Review Letters, the group describes ...
Protective coatings are common for many things in daily life that see a lot of use. We coat wood floors with finish; apply Teflon to the paint on cars; even use diamond coatings on medical devices. Protective coatings are ...
Materials Science
Jan 25, 2022
0
228
The photocathode drive laser is one of the key parts of the beam test system of the Platform of Advanced Photon Source (PAPS). Recently, the researchers from Institute of High Energy Physics (IHEP) of the Chinese Academy ...
Optics & Photonics
Sep 10, 2021
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24
When it comes to producing high-quality electron beams like those found in state-of-the-art scientific equipment like free-electron lasers, ultrafast electron diffraction and imaging and wakefield accelerators, scientists ...
Nanophysics
Mar 8, 2021
1
57
Rice University engineers have discovered technology that could slash the cost of semiconductor electron sources, key components in devices ranging from night-vision goggles and low-light cameras to electron microscopes and ...
Analytical Chemistry
Feb 1, 2021
0
931
Solar-driven photoelectrochemical (PEC) water splitting is an attractive approach to convert solar energy into chemical energy. Among many photoelectrode materials, crystalline silicon (c-Si) has drawn considerable attention ...
Materials Science
Jan 25, 2021
0
4
Photocathodes that produce electron beams for electron microscopes and advanced accelerators can be refreshed and rebuilt repeatedly without opening the devices that rely on them, provided the electron emitting materials ...
Nanomaterials
Jul 1, 2020
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40
Teams from the accelerator physics and the SRF groups at HZB are developing a superconducting linear accelerator featuring energy recovery (Energy Recovery Linac) as part of the bERLinPro project. It accelerates an intense ...
General Physics
Dec 10, 2018
0
23
Transforming light into electricity is no mean feat. Some devices, like solar cells, use a closed circuit to generate an electric current from incoming light. But another class of materials, called photocathodes, generate ...
Nanomaterials
Sep 17, 2018
0
52
