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There's a race to produce solar cells from CIGS that approach silicon's efficiency. HelioVolt says it's getting there--and fast.
You've heard about them for years, but CIGS solar cells are finally coming to market.
CIGS aren't on the market yet, but there's a lot of money floating around. And the Miasole layoff rumors aren't true, says company.
The specialist in CIGS solar cells plans to use the money to build factories for producing the panels.
In a first, the CEO of the oil giant calls for a carbon tax, rather than a cap and trade. Meanwhile, small solar start-ups HelioVolt and Spectrawatt hit hurdles.
Thin-film solar company HelioVolt signs on Architectural Glass & Aluminum to build curtain walls, or large windows, with integrated solar cells.
Solar systems don't come cheap, so HelioVolt is teaming with Exceltech to cut back on the installation costs.
Heliovolt will start making prototypes this month, with an eye toward "power buildings."
Bob Oswald, who directed solar tech efforts at BP, will be chief technology officer at HelioVolt.