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Spire to develop 42% efficiency concentrator solar cells for NREL

The US National Renewable Energy Laboratory (NREL) has awarded Spire Semiconductor a contract to develop triple junction 42% efficiency concentrator solar cells.

Spire Semiconductor, a subsidiary of Spire, has been awarded an 18 month, US$3,706,359 programme by the Department of Energy's (DoE) NREL, consisting of US$2,960,850 in government funding and a US$745,509 cost share.

Under the contract, Spire Semiconductor will develop next-generation manufacturing technology to produce 42% efficient III-V three junction tandem concentrator solar cells.

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Photovoltaics (PV)  •  Solar electricity