Several high-performance thermoelectric materials have been discovered over the past two decades, but without efficient devices to convert the energy they produce into emission-free power, their promise has been unfulfilled. ...
Nanophysics
May 1, 2023
0
74
Thermoelectric technology can generate electricity from waste heat, although their performance can result in a bottleneck for wider applications. Materials scientists can regulate the configurational entropy of a material ...
If your laptop or cell phone starts to feel warm after playing hours of video games or running too many apps at one time, those devices are actually doing their job.
General Physics
Jul 5, 2018
0
55
Plant-derived materials such as cellulose often exhibit thermally insulating properties. A new material made from nanoscale cellulose fibers shows the reverse, high thermal conductivity. This makes it useful in areas previously ...
Nanophysics
Nov 4, 2022
0
123
(Phys.org) —A mixture of diamond nanoparticles and mineral oil easily outperforms other types of fluid created for heat-transfer applications, according to new research by Rice University.
Nanomaterials
Mar 28, 2014
3
0
Diamond is a particularly interesting material for this type of laser for two key reasons. Its high thermal conductivity means it is possible to make miniature lasers that simultaneously have high stability and high power. ...
Optics & Photonics
Mar 4, 2020
3
63
With the growth of the Internet of Things, sustainable solutions for powering wireless sensors and devices are considered important. Thermoelectric generators, for example, which have the ability to convert waste heat into ...
Nanomaterials
May 21, 2024
0
10
Gallium nitride (GaN) is an important material for the semiconductor industry. It features a wide band gap and high thermal conductivity at room temperature, which make it a good material for optoelectronic devices and high-performance ...
Materials Science
Nov 7, 2013
0
0
Many wearable biosensors, data transmitters and similar tech advances for personalized health monitoring have now been "creatively miniaturized," says materials chemist Trisha Andrew at the University of Massachusetts Amherst, ...
Materials Science
Jan 22, 2019
0
177
Today, over half of the total energy produced from fossil fuels is discarded as waste heat, which accelerates global warming. If we could convert the waste heat into a more useful form of energy like electricity, we could ...
Analytical Chemistry
Apr 18, 2023
0
38
