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A new design has funding through a White House initiative to develop cheap solar panels.
Its entrance to the market could help make solar power cheaper.
Optical antennas could help solar cells produce more energy.
A new design can make more-efficient thin-film solar cells using existing manufacturing equipment.
IBM researchers have greatly increased the performance of a novel thin film solar cell.
Thin-film silicon solar cells are more efficient with tiny holes in the back electrical contact.