Scientists at the U.S. Department of Energy's Ames Laboratory have observed novel helical magnetic ordering in the topological compound EuIn2As2 which supports exotic electrical conduction tunable by a magnetic field. The ...
General Physics
Mar 22, 2021
0
5481
About 90% of the world's energy use involves generation or manipulation of heat, while controlling thermal transport is yet a challenge in many fields, varying from the micro- and nano-scale electronic devices to aeronautics. ...
Materials Science
Mar 19, 2021
0
9
In our ongoing struggle to reduce the usage of fossil fuel, technology to directly convert the world's waste heat into electricity stands out as very promising. Thermoelectric materials, which carry out this energy conversion ...
Materials Science
Feb 16, 2021
2
6
A team of researchers affiliated with multiple institutions in India and one in China has found a way to improve the performance of a certain thermoelectric material by partially substituting selective atoms with certain ...
Materials having excess electrons are typically conductors. However, moiré patterns—interference patterns that typically arise when one object with a repetitive pattern is placed over another with a similar pattern—can ...
General Physics
Feb 15, 2021
0
29
Laser beams can be used to change the properties of materials in an extremely precise way. This principle is already widely used in technologies such as rewritable DVDs. However, the underlying processes generally take place ...
General Physics
Jan 25, 2021
0
2041
Nature often offers promising inspiration for biomimetic man-made materials. In a new report now published in Advanced Science, Faheng Wang and a team of scientists in advanced materials, engineering and science in China ...
A new tool that uses light to map out the electronic structures of crystals could reveal the capabilities of emerging quantum materials and pave the way for advanced energy technologies and quantum computers, according to ...
Quantum Physics
Dec 3, 2020
0
699
As a vehicle travels through space at hypersonic speeds, the gases surrounding it generate heat at dangerous temperatures for the pilot and instrumentation inside. Designing a vehicle that can drive the heat away requires ...
Materials Science
Dec 1, 2020
1
54
Materials scientists can control the interlayer twist angle of materials to offer a powerful method to tune electronic properties of two-dimensional (2-D) van der Waals materials. In such materials, the electrical conductivity ...
