Energy & Green Tech
In recent years, engineers have been trying to develop alternative photovoltaic (PV) technologies that could be more affordable and scalable than silicon-based solar cells, while also exhibiting good power-conversion efficiencies ...
Engineering
Solar cells based on perovskites, a class of materials with advantageous optoelectronic properties, have recently achieved power conversion efficiencies (PCEs) comparable to those of some silicon-based photovoltaics. Moreover, ...
Engineering
Perovskites are materials with advantageous optoelectronic properties that could be used to develop more affordable photovoltaics (PVs). While in recent years engineers were able to significantly improve the power-conversion ...
Energy & Green Tech
The air around us contains a powerful solution for making agriculture more sustainable. Researchers at Stanford University and King Fahd University of Petroleum and Minerals in Saudi Arabia have developed a prototype device ...
21 hours ago
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Engineering
Metal scrap can be directly transformed and upgraded into high-performance, high-value alloys without the need for conventional melting processes, according to a study by researchers at the Department of Energy's Pacific ...
Dec 13, 2024
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Energy & Green Tech
Lithium metal, a next-generation anode material, has been highlighted for overcoming the performance limitations of commercial batteries. However, issues inherent to lithium metal have caused shortened battery lifespans and ...
Dec 12, 2024
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Energy & Green Tech
Rechargeable lithium-ion batteries power everything from electric vehicles to wearable devices. But new research from Case Western Reserve University suggests that a more sustainable and cost-effective alternative may lie ...
Dec 11, 2024
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Energy & Green Tech
An international team of physicists, chemists and electronic engineers reports that a stabilizing ligand enables all-inorganic perovskite cells with an efficiency of up to 22%. In their study, published in the journal Nature, ...
Energy & Green Tech
A research group led by Atsushi Noro at Nagoya University in Japan has announced a novel design concept for fuel cell electrolytes, utilizing a phosphonic acid polymer with hydrocarbon spacers. This innovative concept allows ...
Dec 10, 2024
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Energy & Green Tech
For decades, silicon has been the backbone of the solar industry, but it's nearing its theoretical efficiency limit of 29.4%. To push beyond this cap, scientists are turning to tandem solar cells, which have layered materials ...
