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ArrayPower says its “sequenced inverter” will cut the cost of solar by more than 10 percent.
Their shift toward low-risk projects could strand innovative renewable-energy technology in the lab.
Congress ends without funding research programs, as the United States falls behind in alternative technologies.
A high-power circuit breaker could finally make DC power grids practical.
Suntech Power has developed a better way to make high-grade silicon wafers.
A 30-megawatt plant will be one of the largest to use the technology.
A new light-guiding optic combines low cost with high efficiency.
A novel photovoltaic technology moves into large-scale production.