Energy & Green Tech

A cool approach to defect-free solar cells

Chemists regularly use high temperatures to make things happen, but sometimes keeping cool can work better. Researchers at KAUST are discovering that a low-temperature approach can make better single crystals for use in solar ...

Energy & Green Tech

On the road to nontoxic and stable perovskite solar cells

Halide perovskite materials show high efficiency for solar energy technologies, but this comes at a cost: The best perovskite materials incorporate toxic lead, which poses a hazard to the environment. Replacing lead with ...

Electronics & Semiconductors

Environment-friendly compound shows promise for solar cell use

A widespread transition to solar energy will depend heavily on reliable, safe, and affordable technology like batteries for energy storage and solar cells for energy conversion. At Rensselaer Polytechnic Institute, researchers ...

Energy & Green Tech

Tandem solar cell world record: New branch in the NREL chart

A new world-record-setting solar cell developed by HZB combines the semiconductors perovskite and CIGS to a monolithic 'two-terminal' tandem cell. Due to the thin-film technologies used, such tandem cells survive much longer ...

Electronics & Semiconductors

A combined optical transmitter and receiver

Researchers at Linköping University, together with colleagues in China, have developed a tiny unit that is both an optical transmitter and a receiver. "This is highly significant for the miniaturisation of optoelectronic ...

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