Electronics & Semiconductors

Rapid preparation of CdSe thin-film solar cells

The silicon-based tandem solar cell is regarded as the most promising strategy to break the theoretical efficiency limit of single-junction Si solar cells. With Si-based tandem solar cells as the bottom cells, the optimal ...

Energy & Green Tech

Solar cells with 30-year lifetimes for power-generating windows

A new transparency-friendly solar cell design could marry high efficiencies with 30-year estimated lifetimes, research led by the University of Michigan has shown. It may pave the way for windows that also provide solar power.

Energy & Green Tech

Efficiency of flexible CIGS solar cells measured at record 21.4%

A group of scientists at Empa has pushed the efficiency of flexible solar cells to a new limit. Independent measurements revealed an efficiency of 21.4 percent when these types of solar cells convert light into electricity. ...

Engineering

Turbine cooling turns night into day

Keeping turbines running efficiently during a hot Australian summer's day can be hard work. But a new technology is drawing on the cold night air to make it easier.

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