James E. Butler
Smithsonian Institution, Washington, DC
Activity
2016
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INVESTIGATIONS INTO THE LUMINESCENCE PROPERTIES AND COMPOSITIONS OF COLORED DIAMONDS
T136 Gemological Research in the Twenty-First Century: Characterization, Exploration, and Geological Significance of Diamonds and Other Gem MineralsMonday, 26 September 20161:30 PM - 5:30 PMRoom 207
2015
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LUMINESCENCE INVESTIGATIONS OF NATURAL COLOR-CHANGING DIAMONDS
T64 Gemological Research in the 21st Century: Exploration, Geology, and Characterization of Diamonds and other Gem MineralsSunday, 1 November 20151:30 PM - 5:30 PMRoom 342
2014
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CONSTRAINS ON HIGHLY STRAINED PINK DIAMONDS BY HIGH SPATIAL RESOLUTION FTIR AND RAMAN MAPPING
T104 Gemological Research in the 21st Century: Exploration, Geology, and Characterization of Diamonds and Other Gem Minerals IMonday, 20 October 20148:00 AM - 12:00 PM202/203