In recent years, lead-free halide perovskite nanocrystals have drawn more and more attention due to their low toxicity, high stability and chemical diversity.
Analytical Chemistry
Jan 26, 2021
0
6
Advanced optoelectronics require materials with newly engineered characteristics. Examples include a class of materials named metal-halide perovskites that have tremendous significance to form perovskite solar cells with ...
In recent years, all-inorganic CsPbX3 (X = Cl, Br, I) perovskite nanocrystals have attracted extensive research attention due to their excellent photoelectric properties. However, the problems of Pb toxicity and poor stability ...
Materials Science
Sep 7, 2020
0
14
Three teams of researchers at Clemson University have joined forces to unravel some of the mysteries surrounding perovskite nanocrystals, which are semiconductors with numerous applications, including LEDs, lasers, solar ...
Nanomaterials
Aug 20, 2020
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163
An international team of scientists that includes researchers from ITMO University has developed a new composite material based on perovskite nanocrystals for the purpose of creating miniature light sources with improved ...
Nanophysics
Apr 27, 2020
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4
Perovskite nanocrystals hold promise for improving a wide variety of optoelectronic devices—from lasers to light emitting diodes (LEDs) - but problems with their durability still limit the material's broad commercial use.
Nanomaterials
Nov 29, 2019
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400
Researchers from Tokyo Institute of Technology (Tokyo Tech) used single-particle spectroscopy to study electroluminescence in light-emitting devices. They discovered that efficient charge funneling between individual perovskite ...
Materials Science
Oct 10, 2019
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16
Illumination consumes more than 20 percent of electricity. Thus, finding an efficient, stable, single-phase warm white-light material is very important. Lead hybrid perovskites have drawn interest for excellent photoelectric ...
Materials Science
Jul 22, 2019
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14
Medical imaging, such as X-ray or computerised tomography (CT), may soon be cheaper and safer, thanks to a recent discovery made by chemists from the National University of Singapore (NUS).
Nanophysics
Oct 25, 2018
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36
Perovskites are a family of crystals that show promising properties for applications in nanotechnology. However, a property called carrier multiplication, an effect that makes materials much more efficient in converting light ...
Nanophysics
Oct 11, 2018
0
43
