Wearable electronics could be perpetually powered by stretchy, self-mending materials that use body heat to generate electricity. Three carefully curated organic compounds have been combined to develop a prototype thermoelectric ...
Materials Science
Jan 6, 2020
0
12
As a renewable resource, biomass presents an appealing alternative to fossil fuels for energy production. Burning plants, however, is not a completely clean process; it produces emissions that vary depending on the species ...
Environment
Oct 16, 2019
0
12
In power electronics, semiconductors are based on the element silicon—but the energy efficiency of silicon carbide would be much higher. Physicists of the University of Basel, the Paul Scherrer Institute and ABB explain ...
Condensed Matter
Sep 5, 2019
3
53
When two mesh screens are overlaid, beautiful patterns appear when one screen is offset. These "moiré patterns" have long intrigued artists, scientists and mathematicians and have found applications in printing, fashion ...
Nanophysics
Aug 1, 2019
3
1081
Oxidation numbers have so far eluded any rigorous quantum mechanical definition. A new SISSA study, published in Nature Physics, provides such a definition based on the theory of topological quantum numbers, which was honored ...
Condensed Matter
Jul 1, 2019
0
0
Tohoku University researchers have developed a technique using a hollow sphere to measure the electronic and optical properties of large semiconducting crystals. The approach, published in the journal Applied Physics Express, ...
General Physics
Jun 7, 2019
0
7
Crews at the Department of Energy's SLAC National Accelerator Laboratory have powered up a new electron gun, a key component of the lab's upgrade of its Linac Coherent Light Source (LCLS) X-ray laser, and last night it fired ...
Optics & Photonics
May 31, 2019
0
7
Underwater vehicles, diving robots, and detectors require their own energy supply to operate for long periods independent of ships. A new, inexpensive system for the direct electrochemical extraction of energy from seawater ...
Materials Science
May 13, 2019
1
335
What if the brain could detect its own disease? Researchers have been trying to create a material that "thinks" like the brain does, which would be more sensitive to early signs of neurological diseases such as Parkinson's.
Materials Science
Apr 10, 2019
0
161
Electric currents drive all our electronic devices. The emerging field of spintronics looks to replace electric currents with what are known as spin currents. Researchers from the University of Tokyo have made a breakthrough ...
General Physics
Mar 6, 2019
0
62
