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Sol Voltaics plans to make a nanowire-laden ink to boost solar panel efficiency using a rapid manufacturing process.
Newly observed properties mean graphene could be a highly efficient converter of light to electric power.
A spectrally selective approach could let tablets, e-readers, and windows turn light into power.
Astrowatt’s wafer-making method could mean cheaper solar power.
A manufacturing method that uses light instead of heat wastes less energy and makes the cells more efficient.
A performance boost for “small-molecule” solar cells could make the materials more practical.