Purification of Silicon Through Transport Reactions Open PDF Document Details Document Type Technical Report Publication Date Sep 18, 1961 Accession Number ADA284603 Entities People E. Erben R. Lesser Organizations Joint Publications Research Service Tags DTIC Thesaurus Topics Acids Aluminum Chemical Synthesis Chemistry Chlorides Grain Size High Vacuum Hot Water Hydrofluoric Acid Impurities Materials New York Temperature Gradients Transport Ships United States Vacuum Water