Abstract
Boron may be removed from liquid silicon by treatment with hydrogen containing water vapor. Use of thft method coupled with zone refining makes it possible to prepare higher purity silicon than is otherwise possible.
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References
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TP 4325E. Manuscript, Jan. 12, 1956. New York Meeting, February 1956.
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Theuerer, H.C. Removal of Boron from Silicon by Hydrogen Water Vapor Treatment. JOM 8, 1316–1319 (1956). https://doi.org/10.1007/BF03377873
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DOI: https://doi.org/10.1007/BF03377873