In many materials, electrical resistance and voltage change in the presence of a magnetic field, usually varying smoothly as the magnetic field rotates. This simple magnetic response underlies many applications including ...
General Physics
Jun 21, 2019
3
3
Researchers in China and at UC Davis have measured high conductivity in very thin layers of niobium arsenide, a type of material called a Weyl semimetal. The material has about three times the conductivity of copper at room ...
Condensed Matter
Mar 18, 2019
0
85
Researchers at the George Washington University have taken a major step toward reaching one of the most sought-after goals in physics: room temperature superconductivity.
Superconductivity
Jan 15, 2019
11
13371
Electronic materials have been a major stumbling block for the advance of flexible electronics because existing materials do not function well after breaking and healing. A new electronic material created by an international ...
Nanomaterials
May 16, 2016
0
1650
Laptop computer users operating their devices on their laps will be familiar with the heat they generate, which comes from electrical resistance converting waste energy to heat. Scientists dream of creating electronic devices ...
General Physics
May 9, 2016
0
1220
Up until now, no material has been able to conduct current with no resistance at such high temperatures: Researchers at the Max Planck Institute for Chemistry in Mainz and the Johannes Gutenberg University Mainz observed ...
Superconductivity
Aug 18, 2015
19
4476
MIT researchers have discovered a new mathematical relationship—between material thickness, temperature, and electrical resistance—that appears to hold in all superconductors. They describe their findings in the latest ...
Superconductivity
Dec 17, 2014
1
1
Research published today in the Proceedings of the National Academy of Sciences makes it possible to predict how subjecting metals to severe pressure can lower their electrical resistance, a finding that could have applications ...
Condensed Matter
Jun 2, 2014
2
0
Classical and high-temperature superconductors differ hugely in the value of the critical temperatures at which they lose all electrical resistance. Scientists have now used powerful X-rays to establish another big difference: ...
Superconductivity
Nov 24, 2013
1
0
Quite by accident, Washington State University researchers have achieved a 400-fold increase in the electrical conductivity of a crystal simply by exposing it to light. The effect, which lasted for days after the light was ...
General Physics
Nov 14, 2013
3
0
