Copper doped polycrystalline silicon solar cell

Batteries: thermoelectric and photoelectric – Photoelectric – Cells

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357 30, 357 59, 357 63, 252 623E, H01L 3106

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active

042499577

ABSTRACT:
Photovoltaic cells having improved performance are fabricated from polycrystalline silicon containing copper segregated at the grain boundaries.

REFERENCES:
T. Daud et al., "Effect of Copper Impurity on Polycrystalline Silicon Solar Cells", Conf. Record, 13th IEEE Photovoltaic Specialists Conf., (1978), pp. 503-506.
G. F. Wakefield et al., "Influence of Impurities on Silicon Solar Cell Performance", Conf. Record, 11th IEEE Photovoltaic Specialists Conf., (1975), pp. 49-55.
A. Usami, "Copper-Doped Radiation Resistant n/p Type Silicon Solar Cells", Solid-State Electronics, vol. 13, pp. 1202-1204 (1970).
A. M. Salama, "Copper Precipitation Effects in Silicon Used in Solar Cells", J. Electrochem. Soc., vol. 126, pp. 114-118 (1979).
T. L. Chu et al., "Polycrystalline Silicon Solar Cells on Metallurgical Silicon Substrates", Solid-State Electronics, vol. 19, pp. 837-841 (1976).
T. Warabisako et al., "Polycrystalline Solar Cells Fabricated on Metallurgical Silicon Substrates", Proc. Int'l Photovoltaic Solar Energy Conf., Luxembourg, Sep. 1977, Reidel Publishing Co., Aug. 1978, pp. 187-196.
J. I. Hanoka et al., "Efficient Polycrystalline Solar Cells Made From Low-Cost Refined Metallurgical Silicon", Conf. Record, 13th IEEE Photovoltaic Specialists Conf. (1978), pp. 485-489.

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