Scientists with the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) have taken a big step toward the practical application of "valleytronics," which is a new type of electronics that could ...
Nanophysics
Apr 4, 2016
5
1056
(Phys.org)—Measurements obtained with ESA's Venus Express spacecraft have shed new light on the interaction between the solar wind and the second planet from the Sun. During a rare period of very low density solar outflow, ...
Space Exploration
Jan 29, 2013
2
0
(Phys.org) —Researchers in Singapore, with assistance from materials scientist Ramamoorthy Ramesh, of the University of California, have succeeded in building a prototype ferroelectric memory device that uses light to read ...
A team of researchers affiliated with multiple institutions in China, Germany and the US has found that data from the Event Horizon Telescope (EHT) rules out the likelihood of axion particles in a specific mass range around ...
Recently, quantum dots (QDs)—nano-sized semiconductor particles that produce bright, sharp, color light—have moved from the research lab into commercial products like high-end TVs, e-readers, laptops, and even some LED ...
Nanophysics
Aug 7, 2015
1
1514
Monolayer films of tungsten disulfide, just three atoms thick, have unique electronic valleys which can be manipulated with laser light. This finding, by MIT physics graduate student Edbert Jarvis Sie, Associate Professor ...
Condensed Matter
Dec 3, 2015
0
1652
How can Marvel movie character Ant-Man produce such strong energy out of his small body? The secret lies in the transistors on his suit that amplify weak signals for processing. Transistors that amplify electrical signals ...
Nanophysics
Apr 14, 2023
0
84
Physicists with the Institute of Ultrafast Spectroscopy and Lasers (IUSL) at The City College of New York have presented a new way to map spiraling light that could help harness untapped data channels in optical fibers. Increased ...
General Physics
Aug 25, 2011
0
0
Optical fibres made of topological photonic crystals allow improved versatility and control across the modes and polarization of light they transmit. Compositionally, photonic crystals contain bandgaps to prevent the passage ...
The fine structure constant is one of the most important natural constants of all. At TU Wien, a remarkable way of measuring it has been found—it shows up as a rotation angle.
General Physics
Nov 21, 2022
3
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