Energy & Green Tech

Decoding thermophotovoltaic efficiency

The field of solar cells has witnessed exponential development over the past decades. Evaluating the performance of solar cells has been simple because all devices can be compared given a single metric, the efficiency, which ...

Energy & Green Tech

Promising salt batteries for heat storage

Salt batteries can store summer heat to be used in winter, but which salt works best for the purpose? On 19 December, Lian Blijlevens will defend her Ph.D. thesis on her research into salt for heat storage at Radboud University.

Engineering

Researchers' 'cooling glass' blasts building heat into space

University of Maryland researchers aiming to combat rising global temperatures have developed a new "cooling glass" that can turn down the heat indoors without electricity by drawing on the cold depths of space.

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