Photos: The many faces of solar power

Photos: The many faces of solar power

Summary: Solar companies are using a range of techniques to cut the cost of PV cells and make solar electricity more cost-competitive.

TOPICS: Hardware

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  • Konarka

    Start-up Konarka is one of several companies using nanotechnology to make photovoltaic material that doesn't require silicon. Konarka says its plastic strips, once commercially available, will be flexible enough for a wide range of applications.

  • awning

    Like other solar companies, Konarka envisions flexible solar material that can be used widely, such as attached to an outdoor awning to generate electricity. The company is developing portable, electricity-generating buildings for the Army.

  • Sunflower

    Energy Innovations, an Idealab company, is developing solar "concentrators" that use mirrors and lenses to intensify the light and generate more electricity from solar panels. The company's Sunflower product is designed specifically for flat-roof buildings such as warehouses and large stores.

Topic: Hardware

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