HIGH EFFICIENCY, LARGE-AREA PHOTOVOLTAIC DEVICES USING AMORPHOUS Si : F : H ALLOY A. Madan, W. Czubatyj, J. Yang, J. McGill et S.R. Ovshinsky J. Phys. Colloques, 42 C4 (1981) C4-463-C4-466 DOI: 10.1051/jphyscol:1981497