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Thin but efficient solar cells use one-tenth the silicon of conventional cells.
A new way to concentrate sunlight could make solar power competitive with fossil fuels.
Silicon shortages drove up prices, but supplies are now increasing.
A technology developed by IBM to cool computer chips could be a boon for solar energy.
Sunrgi claims that its concentrated photovoltaic system outshines the competition.
A simple way to deposit thin films of carbon could lead to cheaper solar cells.
Researchers are working on solar cells that use a novel organic dye.
Placing tiny spheres of silicon in reflective trays could be the key to cheap, efficient solar cells.
Photovoltaics made of nanowires could lead to cheaper solar panels.