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A new way to convert heat into electricity could lead to more efficient solar power.
The first prototype cell to use photonic crystals looks promising.
A silicon coating could boost the efficiency of solar cells.
Improved dyes and electrolytes could make the Grätzel solar-cell design more practical.
A new type of silicon promises cheaper, more-sensitive light detectors.
Surface plasmons could improve solar cells and wireless devices.
A novel photovoltaic technology moves into large-scale production.
A startup is selling cylindrical solar cells that can generate more power than conventional panels.
Thin but efficient solar cells use one-tenth the silicon of conventional cells.