August 1, 2007Using very different designs, several companies are focusing the sun's energy onto solar cells to lower the cost of solar electricity.Photos: More solar bang for the buckTAGS:photovoltaics, solar energy, sun, cell, electricity, silicon, energy, FAQ, CEO
May 22, 2007Companies hoping to sell an inexpensive solar technology have had to delay commercial production of their products or change their product line.TAGS:cell, silicon, efficiency, factory, manufacturing, process, CEO
May 5, 2006Start-ups focus on an old technique of concentrating sunlight to make more cost-efficient photovoltaic panels. Photos: Solar 'concentrators'TAGS:hologram, cell, silicon, electricity, sunlight, photovoltaics, CEO