Ultrafast lasers map electrons 'going ballistic' in graphene with implications for next-gen electronic devices
Research appearing in ACS Nano reveals the ballistic movement of electrons in graphene in real-time.
Research appearing in ACS Nano reveals the ballistic movement of electrons in graphene in real-time.
Nanophysics
Dec 15, 2023
0
214
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
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
A new spectroscopy technique developed by RIKEN researchers could help reveal the inner workings of metal catalysts and the proteins involved in photosynthesis in plants.
Optics & Photonics
Oct 26, 2023
0
170
Researchers at the Max-Born-Institute have now mapped the linear and nonlinear optical polaron response using ultrafast two-dimensional spectroscopy in the THz frequency range. As they discuss in the current issue of Physical ...
General Physics
Oct 19, 2023
0
31
The outer planets of our solar system, Uranus and Neptune, are water-rich gas giants. These planets have extreme pressures 2 million times the Earth's atmosphere. They also have interiors as hot as the surface of the sun. ...
Planetary Sciences
Oct 9, 2023
0
88
Researchers led by Chang Liu of PPPL have unveiled a promising approach to mitigating damaging runaway electrons created by disruptions in tokamak fusion devices. Key to the approach was harnessing a unique type of plasma ...
Plasma Physics
Sep 28, 2023
0
580
The newly upgraded Linac Coherent Light Source (LCLS) X-ray free-electron laser (XFEL) at the Department of Energy's SLAC National Accelerator Laboratory successfully produced its first X-rays, and researchers around the ...
General Physics
Sep 18, 2023
0
19
The humble neutrino, an elusive subatomic particle that passes effortlessly through normal matter, plays an outsized role among the particles that comprise our universe. To fully explain how our universe came to be, we need ...
General Physics
Sep 6, 2023
4
296
Scientists have found a mathematical shortcut that could help harness fusion energy, a potential source of clean electricity that could mitigate floods, heat waves, and other rising effects of climate change. The method allows ...
Plasma Physics
Aug 17, 2023
18
827