Engineering
All-perovskite tandem solar cells, solar cells comprised of stacked wide-bandgap (WBG) and narrow-bandgap (NBG) perovskites, could be particularly promising energy solutions. Compared to other existing photovoltaic systems, ...
Engineering
While artificial leaves hold promise as a way to take carbon dioxide—a potent greenhouse gas—out of the atmosphere, there is a "dark side to artificial leaves that has gone overlooked for more than a decade," according ...
Jul 31, 2019
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Hardware
MIT researchers have developed the first molecular clock on a chip, which uses the constant, measurable rotation of molecules—when exposed to a certain frequency of electromagnetic radiation—to keep time. The chip could ...
Jul 16, 2018
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289
Engineering
A team of physicists and engineers at Technical University of Denmark reports that it is possible to build a working selenium–silicon tandem solar cell, a combination that could theoretically improve the efficiency of solar ...
Energy & Green Tech
Researchers at Lund University in Sweden are investigating a car fuel comprised of a liquid that is converted to hydrogen by a solid catalyst. The used liquid is then emptied from the tank and charged with hydrogen, after ...
Oct 12, 2023
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76
Energy & Green Tech
A team from the University of Toronto's Faculty of Applied Science & Engineering has invented a device that leverages electrochemistry to increase the efficiency of direct air carbon capture. Their alternative strategy aims ...
Aug 10, 2023
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243
Energy & Green Tech
A Penn State-led team of researchers developed a potentially promising approach to make fuel cells more affordable. The new method reduces the amount of platinum-group metal (PGM) loadings by replicating a process used in ...
Jul 26, 2023
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49
Energy & Green Tech
Ongoing challenges in solar cell production may partly explain why non-renewable energy resources—such as coal, oil, and natural gas—have overshadowed current optoelectronic devices.
Apr 10, 2023
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49
Energy & Green Tech
Though plants can serve as a source of food, oxygen and décor, they're not often considered to be a good source of electricity. But by collecting electrons naturally transported within plant cells, scientists can generate ...
Dec 13, 2022
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167
Energy & Green Tech
Research led by the University of Strathclyde suggests that solar energy can be accessed and converted into hydrogen—a clean and renewable fuel.
May 5, 2022
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