Water photolysis at 12.3% efficiency via perovskite photovoltaics and Earth-abundant catalysts

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Summary

It is shown that a pair of perovskite cells connected in series can power the electrochemical breakdown of water into hydrogen and oxygen efficiently, and the combination of the two yields a water-splitting photocurrent density and a solar-to-hydrogen efficiency of 12.3%.

Type
article
Published
2014-09-26
Cited by
2,282
References
43
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Open access

Keywords

Photocurrent, Water splitting, Perovskite (structure), Bifunctional, Photovoltaics

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