Summer 2011

POSTER SESSION: DIAMOND IDENTIFICATION

Length-to-Width Ratios Among Fancy-Shape Diamonds
Troy Blodgett, Al Gilbertson, Ronnie Geurts, Brooke Goedert

Hydrogen-rich Diamonds from Zimbabwe with Natural Radiation Features
Christopher M. Breeding

Recent Studies of Colored Diamonds from Argyle
John G. Chapman

Evidence of an Interstitial 3H-related Optical Center at 540.7 nm in Natural Diamond
Hyun-Min Choi, Young-Chool Kim, Sun-Ki Kim, Ahmadjan Abduryim

Optical Properties of Silicon-Related Defects in CVD Synthetic Diamond
Ulrika F. S. D’Haenens-Johansson, Andrew M. Edmonds, Ben Green, Mark E. Newton, 
Philip M. Martineau, and Rizwan U. A. Khan

Observation of Strain through Photoluminescence Peaks in Diamonds
Sally C. Eaton-Magaña

Characterization of Some Natural and Treated Colorless and Colored Diamonds
Marina Epelboym, Nick DelRe, Annette Widemann, Alexander Zaitsev, and Inga Dobrinets

Pink HPHT Synthetic Diamonds—A New Coloration Technique
Paul Johnson and Kyaw Soe Moe

Characterization of Distinctive Color Zoning and Various Inclusions in Low-Grade Diamonds
Sae-Ra Kwon, Jin-Gyo Seo, Yong-Kil Ahn, Jong-Wan Park

Mineralogical Characteristics of Diamonds from the Nurbinskaya Pipe, 
Yakutian Diamond-Bearing Province, Russia
Yulia Solodova, E. Sedova, M. Gasanov, G. Samosorov, and K. Kurbatov

The Nature of Black Coloration in Gem-Quality Diamonds from Brazil
Evgeny Vasilyev, Vitaly A. Petrovsky, Alexander V. Kozlov, and Alexander Sukharev

Donor Nitrogen Aggregation in Synthetic Diamonds Annealed in the Graphite Stability Field
Victor G. Vins, Alexander P. Yelisseyev, and Alex G. Grizenko

New Ultra-Deep Diamond Cleaning Technology
Victor G. Vins

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