Scientists and engineers keep developing ever faster and more powerful technological devices. But there is a need for even faster and more efficient electronics. A promising route is to take advantage of terahertz waves, ...
Optics & Photonics
Sep 14, 2023
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717
Polarons are quasiparticles composed of excess electrons dressed with virtual phonon clouds. They are ubiquitous in materials and play a key role in various physicochemical properties, including superconductivity, photocatalysis ...
Optics & Photonics
Aug 28, 2023
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40
Defects often limit the performance of devices such as light-emitting diodes (LEDs). The mechanisms by which defects annihilate charge carriers are well understood in materials that emit light at red or green wavelengths, ...
General Physics
Aug 7, 2023
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74
Carbon nanotubes, large cylindrical molecules composed of hybridized carbon atoms arranged in a hexagonal structure, recently attracted significant attention among electronics engineers. Due to their geometric configuration ...
A new approach to developing semiconductor materials at tiny scales could help boost applications that rely on converting light to energy. A Los Alamos-led research team incorporated magnetic dopants into specially engineered ...
Nanophysics
Jul 14, 2023
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56
The fast switching and modulation of light is at the heart, among other things, of modern data transfer, in which information is sent through fiber optic cables in the shape of modulated light beams. It has been possible ...
Nanophysics
Jul 3, 2023
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366
Only one year after introducing a new concept to membrane carriers, Werner Nau, Professor of Chemistry, and fellow researchers from Constructor University in Bremen, Universidade de Santiago de Compostela and the Czech Academy ...
Cell & Microbiology
Jun 16, 2023
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133
A study carried out by a research team from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), the Catalan Institute of Nanoscience and Nanotechnology (ICN2), University of Exeter Centre for Graphene Science, and TU Eindhoven ...
Nanophysics
Jun 15, 2023
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31
A laser pulse hits an electron in a solid. If it receives enough energy from the light wave, it can then move freely through a solid. This phenomenon, which scientists have been exploring since the beginnings of quantum mechanics, ...
Optics & Photonics
May 25, 2023
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71
South Korea canceled its planned launch Wednesday of its first commercial-grade satellite due to a technical issue, days after rival North Korea reaffirmed its push to place its first military spy satellite into orbit.
Space Exploration
May 24, 2023
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12
