New roadmap to better performing solar energy cells

Perovskite solar cells are in many ways already as efficient as conventional crystalline silicon-based solar cells; perovskite has the added benefit of being much more cost-effective than its silicon counterpart. Perovskites ...

How chlorine stabilizes next-gen solar cells at an atomic scale

A team of researchers led by Professor Yabing Qi in the Energy Materials and Surface Sciences Unit at the Okinawa Institute of Science and Technology Graduate University (OIST) in Japan have imaged the atoms at the surface ...

Space mission tests NREL perovskite solar cells

On a clear night, Kaitlyn VanSant will be able to watch her work whiz by. Knowing the success of her project, however, will have to wait until her tiny, temporary addition to the International Space Station returns to Earth.

Germanium-lead perovskite LEDs: A new way to reduce toxicity

Metal-halide perovskites are a new class of semiconductor materials for LED display and solar-energy harvesting. However, the best-performing devices are often made from lead (Pb)-based perovskites, whose toxicity may cause ...

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