Claiming that something has a defect normally suggests an undesirable feature. That's not the case in solid-state systems, such as the semiconductors at the heart of modern classical electronic devices. They work because ...
Quantum Physics
Apr 29, 2021
0
141
Introducing chemical impurities to a material for the sake of tailoring its properties or performance—sometimes called doping—has long proven vital in electronic engineering, especially the fabrication of semiconductors ...
Materials Science
Apr 23, 2021
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7
Scientists from the U.S. Department of Energy's Ames Laboratory have mapped the dynamics of a catalyst's active site in three dimensions. This achievement gives researchers new insights into how these catalysts work, and ...
Analytical Chemistry
Mar 24, 2021
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26
Solar cells made of crystalline silicon achieve peak efficiencies, especially in combination with selective contacts made of amorphous silicon (a-Si:H). However, their efficiency is limited by losses in these contact layers. ...
Nanophysics
Mar 17, 2021
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14
Researchers at Duke University have revealed long-hidden molecular dynamics that provide desirable properties for solar energy and heat energy applications to an exciting class of materials called halide perovskites.
Materials Science
Mar 15, 2021
1
1376
Air conditioners, refrigerators and other machines that heat and cool work with a simple premise. Pressure is applied to a gaseous refrigerant to turn it into a liquid state and then removed again so cold air is released. ...
Materials Science
Mar 10, 2021
0
9
Texas A&M University researchers have recently shown superior performance of a new oxide dispersion strengthened (ODS) alloy they developed for use in both fission and fusion reactors.
Materials Science
Mar 4, 2021
0
3464
A highly porous metal organic framework, assembled from molecular building blocks designed to lock together in a specific orientation, has been developed by researchers at KAUST.
Materials Science
Feb 18, 2021
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16
A team of researchers from Immanuel Kant Baltic Federal University obtained magnetic nanoparticles using sweet flag (Acorus calamus). Both the roots and the leaves of this plant have antioxidant, antimicrobial, and insecticide ...
Bio & Medicine
Feb 10, 2021
0
23
An international team of researchers produced islands of amorphous, non-crystalline material inside a class of new metal alloys known as high-entropy alloys.
Materials Science
Jan 29, 2021
0
120
