Accession Number : AD0640177
Title : RUBIES FOR REFERENCE TEMPERATURE STANDARDS.
Descriptive Note : Final rept., 7 Apr 65-6 Apr 66,
Corporate Author : LEXINGTON LABS INC CAMBRIDGE MASS
Personal Author(s) : Schaffer,Philip S.
Report Date : SEP 1966
Pagination or Media Count : 53
Abstract : The vapor-phase growth technique was further developed for the growth of sapphire and ruby single crystals. Impurity content below 3 ppm was attained. Electron-microprobe technique was improved and used to demonstrate chromium doping uniformity of plus or minus 5ppm. (Author)
Descriptors : (*CRYSTAL GROWTH, SINGLE CRYSTALS), (*RUBY, CRYSTAL GROWTH), (*SAPPHIRE, CRYSTAL GROWTH), IMPURITIES, CHROMIUM, CORUNDUM, DOPING, CRYSTAL DEFECTS, TEMPERATURE, STANDARDS
Subject Categories : Test Facilities, Equipment and Methods
Distribution Statement : APPROVED FOR PUBLIC RELEASE