In a world of materials that normally expand upon heating, one that shrinks along one 3-D axis while expanding along another stands out. That's especially true when the unusual shrinkage is linked to a property important ...
Materials Science
May 10, 2022
0
63
Just as an electrical switch regulates the flow of electric current, thermal switches can control the flow of heat. These switches serve as thermal control devices and are useful for thermal management applications. For example, ...
Materials Science
Apr 25, 2022
0
104
The burgeoning field of optoelectronic devices is driving the development of new alkali metal-based chalcogenides with qualities that have to be robustly investigated.
Analytical Chemistry
Apr 5, 2022
0
7
Can you imagine charging your mobile phone by simply using your body heat? It may still sound rather futuristic, but thermoelectrics can do it. Thermoelectrics is all about transforming heat into useful energy, mostly using ...
Materials Science
Apr 4, 2022
0
48
A new heat storage material could help to significantly improve the energy efficiency of buildings. Developed by researchers at Martin Luther University Halle-Wittenberg (MLU) and the University of Leipzig, it can be used ...
Materials Science
Mar 29, 2022
4
281
The continued depletion of fossil fuel-based energy resources is leading us towards a growing energy crisis. Consequently, this has set in motion a search for sustainable alternative resources. Thermoelectric energy conversion—a ...
Materials Science
Mar 28, 2022
1
324
Scientists at the Suzhou Institute of Biomedical Engineering and Technology (SIBET) of the Chinese Academy of Sciences recently developed a light emitting diode (LED)-based solar simulator to produce better terrestrial solar ...
Optics & Photonics
Jan 28, 2022
0
3
When cell phones, electric vehicle chargers, or other electronic devices get too hot, performance degrades, and eventually overheating can cause them to shut down or fail. In order to prevent that from happening researchers ...
General Physics
Dec 21, 2021
0
32
Forcing electrons to flow perpendicularly to a heat flow requires an external magnetic field—this is known as the Nernst effect. In a permanently magnetized material (a ferromagnet), an anomalous Nernst effect (ANE) exists ...
Materials Science
Nov 24, 2021
0
204
Space probes, gas pipelines, and other applications require an ongoing source of thermoelectric power without direct human maintenance, but current technologies for the corresponding energy conversion are inefficient. Now, ...
Condensed Matter
Nov 18, 2021
0
90
