The absorption of light in semiconductor crystals without inversion symmetry can generate electric currents. Researchers at the Max Born Institute have now generated directed currents at terahertz (THz) frequencies, much ...
General Physics
Jan 14, 2019
0
36
The concept of "valence" - the ability of a particular atom to combine with other atoms by exchanging electrons - is one of the cornerstones of modern chemistry and solid-state physics.
General Physics
Nov 6, 2017
0
2374
In nanotechnology control is key. Control over the arrangements and distances between nanoparticles can allow tailored interaction strengths so that properties can be harnessed in devices such as plasmonic sensors. Now researchers ...
Nanophysics
Dec 2, 2016
0
1247
It may be unwise to judge a book by its cover, but you can tell a lot about a material from the outermost electrons in its atoms.
General Physics
Nov 21, 2016
0
770
Physicists at BESSY II of Helmholtz-Zentrum Berlin studied an artificial structure composed of alternating layers of ferromagnetic and superconducting materials. Charge density waves induced by the interfaces were found to ...
Superconductivity
Jun 21, 2016
0
17
Research performed by U.S. Department of Energy's Ames Laboratory Associate Scientist Durga Paudyal was recently featured on the cover of the November 13, 2015, issue of Physical Review Letters.
Condensed Matter
Jan 4, 2016
0
14
Rare earth elements are used in computer hard drives, electric motors and to generate and amplify the lasers at Lawrence Livermore's National Ignition Facility (NIF). Future applications may include serving as memory for ...
Materials Science
Oct 15, 2015
0
41
In cooperation with the Center for Nano-Optics of Georgia State University in Atlanta, scientists of the Laboratory for Attosecond Physics of the Max Planck Institute of Quantum Optics and the Ludwig-Maximilians-Universität ...
Nanophysics
Oct 5, 2015
0
49
A group of scientists from Russia, the USA and China have predicted the existence of a new two-dimensional carbon material via computer generated simulation, a "patchwork" analogue of graphene called phagraphene. The results ...
Nanomaterials
Sep 3, 2015
0
145
Mimicking photosynthesis is not easy. The bottleneck of artificial photosynthesis is visible light as converting it into other energy is not efficient. Researchers at Michigan Technological University have found a way to ...
Materials Science
Aug 20, 2015
0
2920
