Ultrafast lasers used to probe next-generation solar cells
Researchers have tracked the first fractions of a second after light strikes solar cells, providing insights into how they produce electricity.
Researchers have tracked the first fractions of a second after light strikes solar cells, providing insights into how they produce electricity.
General Physics
Jun 14, 2022
0
71
Many hypotheses seek to explain the particularly favorable properties of perovskite semiconductors for solar cells. Polarons or a giant Rashba effect, for example, are thought to play a major role. A team at BESSY II has ...
Condensed Matter
Jun 9, 2022
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125
What do coffee, red wine and ink have in common? The stubborn stains they leave behind. Anyone who has ever knocked over a cup of coffee will know that coffee dries in an unusual pattern, the stain is lighter at the center ...
Polymers
Jun 8, 2022
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59
Clouds of ultralight particles can form around rotating black holes. A team of physicists from the University of Amsterdam and Harvard University now show that these clouds would leave a characteristic imprint on the gravitational ...
Astronomy
Jun 7, 2022
1
1761
Lightweight as a window cling and replicable as a newspaper, organic solar cells are emerging as a viable solution for the nation's growing energy demand.
Biochemistry
Jun 6, 2022
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57
Sustainable chemical applications need to be able to employ renewable energy sources, renewable raw materials, and earth-abundant elements. However, to date many techniques have only been possible with the use of expensive ...
Analytical Chemistry
Jun 3, 2022
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49
Solar energy is a popular candidate for a sustainable alternative to fossil fuels. A solar cell, or photovoltaic (PV) cell, converts sunlight directly into electricity. However, the conversion efficiency has not been enough ...
Optics & Photonics
Jun 1, 2022
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234
A team of researchers from the UK and Japan has found that the tiny defects which limit the efficiency of perovskites—cheaper alternative materials for solar cells—are also responsible for structural changes in the material ...
Materials Science
May 24, 2022
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533
Researchers at the University of Oklahoma, with the National Renewable Energy Laboratory, the University of North Texas, the NASA Glenn Research Center and several collaborators within the space power community, have recently ...
Materials Science
May 3, 2022
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7
Organic semiconductors are an emerging class of materials for opto-electronic devices such as solar cells and organic light emitting diodes. As a result, it's important to tune materials properties for specific requirements ...
Optics & Photonics
Apr 22, 2022
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9