Which PV Material Will Win the Market?

“I’m going to quote Marisa Tomei in My Cousin Vinny,” said Ryne Raffaelle, a researcher at the U.S. Department of Energy’sprestigious National Renewable Energy Laboratory. “’It’s a bullshitquestion.’”

Raffaelle was responding to two questions posed by the moderator of the “Which Technology Will Emerge Dominant in the Market?” panel at Solar Power International 2010, the U.S.’s biggest yearly gathering of solar businesses.

Following a detailed presentation of the competing technologies and the scientific strengths and challenges of each, the panelists were askedto say which was most likely to be first to achieve unsubsidized grid parity and which would be dominant when solar is producing twenty percent of U.S. power.

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