Amorphous and Microcrystalline Silicon Solar Cells

    Research output: Contribution to conferencePaper

    Abstract

    We review the progress made by amorphous silicon solar cells, including the emerging technology of solar cells of microcrystalline silicon. The long-term trend in the efficiency of stabilized laboratory cells based on a-Si:H has been a rise of approx. 0.6% per year. The recent trend in the a-Si,Ge:H cell efficiency alone, measured in the spectral window assigned to the bottom device atriple-junction cell, has been an increase of approx.0.16% per year. These improvements have brought within reach the target of 15% efficiency identified by EPRI and DOE for widespread application. Our review leads to an identification of areas of promising research, with emphasis on the fundamental science required to reach the 15% target, and then to move to the next-level efficiency goal.
    Original languageAmerican English
    Pages19-31
    Number of pages13
    StatePublished - 1999
    EventWorkshop on Basic Research Opportunities in Photovoltaics: Workshop: in Conjunction with the 195th Meeting of the Electrochemical Society - Seattle, Washington
    Duration: 3 May 19993 May 1999

    Conference

    ConferenceWorkshop on Basic Research Opportunities in Photovoltaics: Workshop: in Conjunction with the 195th Meeting of the Electrochemical Society
    CitySeattle, Washington
    Period3/05/993/05/99

    NREL Publication Number

    • NREL/CP-520-27171

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