Energy & Green Tech
The world's first solid-state photovoltaics were reported in 1883, and were composed of selenium, which eventually led to the development of the present-day photovoltaics, although the wide bandgap of selenium was limiting ...
Energy & Green Tech
To tackle global warming, engineers have been trying to develop increasingly advanced technologies that can generate and store electrical energy more sustainably. The most renowned among these technologies are solar cells, ...
Energy & Green Tech
Amid all of the efforts to convert the nation's energy supply to renewable sources, solar power still accounts for a little less than 3% of electricity generated in the U.S. In part, that's because of the relatively high ...
Dec 15, 2022
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Electronics & Semiconductors
Organic photovoltaics (OPVs), solar technologies based on organic semiconductors, have shown great promise both for the scalable provision of clean energy and for the development of solar-powered wearable electronics. Despite ...
Energy & Green Tech
Tin sulfide (SnS) solar cells have shown immense promise in the rush to develop more environmentally friendly thin-film solar cells. Yet for years SnS solar cells have struggled to achieve a high conversion efficiency. To ...
Dec 2, 2022
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Electronics & Semiconductors
Over the past few decades, engineers and material scientists have created increasingly advanced and efficient solar technologies. Some of these technologies are based on photovoltaics with a so-called heterojunction structure, ...
Energy & Green Tech
Acceptor layers made of oligomers can increase the performance of organic solar cells and ensure a long operating life at the same time. This is the result of a series of complex laboratory experiments conducted by materials ...
Nov 21, 2022
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Engineering
Organic solar cells are an emerging technology with a lot of promise. Unlike the ubiquitous silicon solar panel, they have the potential to be lightweight, flexible, and present a variety of colors, making them particularly ...
Nov 18, 2022
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Hardware
Most space satellites are powered by photovoltaic cells that convert sunlight to electricity. Exposure to certain types of radiation present in orbit can damage the devices, degrading their performance and limiting their ...
Nov 8, 2022
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Engineering
Diodes allow directed flows of current. Without them, modern electronics would be inconceivable. Until now, they had to be made out of two materials with different characteristics. A research team at the Technical University ...
Nov 3, 2022
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