Presentation by Jean-Pierre Chalain at the International Gemmological Conference (IGC) in August 2019.
A Preliminary SIMS Study Using Carbon Isotopes to Separate Natural from Synthetic Diamonds. Published in Journal of Gemmology, 2018, 36, 1, 38-43.
Author(s) : H.A.O. Wang, L.E. Cartier, L.P. Baumgartner, A.-S. Bouvier, F. Begué, J.-P. Chalain, M.S. Krzemnicki
GemTOF: A new and highly versatile method to analyse trace elements and isotopes of gemstones and pearls. Published in IGC Namibia 2017 Abstract Proceedings, 88-90.
Author(s): M.S. Krzemnicki, W.A. Balmer, H.A.O. Wang, J.-P. Chalain, P. Lefevre, W. Zhou, L.E. Cartier, H.A. Haenni
Simultaneous High Sensitivity Trace-Element and Isotopic Analysis of Gemstones Using Laser Ablation Inductively Coupled Plasma Time-of-Flight Mass Spectrometry. Published in Journal of Gemmology, 2016, 35, 3, 212-223.
Author(s): H.A.O. Wang, M.S. Krzemnicki, J.-P. Chalain, P. Lefevre, W. Zhou, L.E. Cartier
Retrospective views on the identification of the HPHT treatment. Presentation by Jean-Pierre Chalain at 2015 Gem-A conference in London (UK)
Presentation by Jean-Pierre Chalain at 2015 Swiss Gemmological Society conference on HPHT treatment detection at SSEF
Contributions de la gemmologie de laboratoire à l’identification du traitement HPHT du diamant. Video presentation by Jean-Pierre Chalain in 2014 at the University of Nantes.
Talk by Jean-Pierre Chalain at 2014 Swiss Gemmological Society conference on the ASDI instrument developed by SSEF to detect colourless synthetic diamonds in melee batches.
Diamant-Typen: Identifikation und Bestimmung von Behandlungen. Gold’Or (2011)
Author(s): J.-P. Chalain
2010 Swiss Gemmological Conference presentation by Jean-Pierre Chalain on diamond grading and testing practices at the Swiss Gemmological Institute (SSEF).