To convert heat into electricity, easily accessible materials from harmless raw materials open up new perspectives in the development of safe and inexpensive so-called "thermoelectric materials." A synthetic copper mineral ...
Materials Science
Nov 8, 2022
0
2561
As much of Europe bakes in a third heatwave since June, fears are growing that extreme drought driven by climate change in the continent's breadbasket nations will dent stable crop yields and deepen the cost-of-living crisis.
Environment
Aug 3, 2022
0
83
Waste heat is a promising source of energy conservation and reuse, by means of converting this heat into electricity—a process called thermoelectric conversion. Commercially available thermoelectric conversion devices are ...
Analytical Chemistry
Jul 11, 2022
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327
Tucson didn't quite set a record during the National Weather Service's excessive heat warning over the weekend, but at a certain point, who can really tell the difference?
Environment
Jun 15, 2022
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20
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
To keep the planet from warming more than 1.5°C above pre-industrial levels, most countries, including the U.S., have goals to reach net zero by 2050. Net zero means that all greenhouse gas emissions produced are counterbalanced ...
Environment
Apr 22, 2022
0
36
Cities—home to over half of the world's population—currently account for more than 70% of all greenhouse gas emissions.
Environment
Apr 22, 2022
0
56
The James Webb Space Telescope (JWST), launched last December, has been slowly powering up its instruments and unfurling its sunshield, and is now in the process of aligning its mirrors in preparation for operation. Within ...
Astronomy
Feb 21, 2022
0
6112
Scientist, engineer, test subject and tradesperson—astronauts in orbit wear many different hats. In this 360° timelapse, ESA astronaut Matthias Maurer works to repair a faulty valve behind EXPRESS-Rack 3.
Space Exploration
Feb 7, 2022
0
72
Machines and electronic devices often generate waste heat that is difficult to utilize. If electricity could be generated from this waste heat, it would offer a means for a clean and sustainable power production: Such a technology ...
Nanophysics
Jan 18, 2022
1
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