Found: 15

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  • Origin of Rare Fancy Yellow Diamonds from Zimmi (West Africa).

    Published in:
    Gems & Gemology, 2018, v. 54, n. 3, p. 307
    By:
    • Smit, Karen V.;
    • D'Haenens-Johansson, Ulrika F. S.;
    • Howell, Daniel;
    • Loudin, Lorne C.;
    • Wuyi Wang
    Publication type:
    Article

  • The Lesedi La Rona and the Constellation--The Puzzle of the Large Rough Diamonds from Karowe.

    Published in:
    Gems & Gemology, 2018, v. 54, n. 3, p. 273
    By:
    • D'Haenens-Johansson, Ulrika F. S.
    Publication type:
    Article

  • Diamond at the Diffraction Limit: Optical Characterization of Synthetic Diamond.

    Published in:
    Gems & Gemology, 2018, v. 54, n. 3, p. 265
    By:
    • Diggle, Phil L.;
    • D'Haenens-Johansson, Ulrika F. S.;
    • Wuyi Wang;
    • Newton, Mark E.
    Publication type:
    Article

  • CVD Synthetic Diamond Overgrowth on a Natural Diamond.

    Published in:
    Gems & Gemology, 2017, v. 53, n. 2, p. 237
    By:
    • Moe, Kyaw Soe;
    • Paul Johnson;
    • D'Haenens-Johansson, Ulrika;
    • Wuyi Wang
    Publication type:
    Article

  • Melee Diamond Parcel Containing Nearly One-Third CVD Synthetics.

    Published in:
    Gems & Gemology, 2017, v. 53, n. 2, p. 236
    By:
    • Bhoir, Manisha;
    • Dhawale, Priyanka;
    • D'Haenens-Johansson, Ulrika
    Publication type:
    Article

  • G&G Lab Notes.

    Published in:
    Gems & Gemology, 2015, v. 51, n. 4, p. 428
    By:
    • Zhou, Yixin (Jessie);
    • Kyaw Soe Moe;
    • Wuyi Wang;
    • Smit, Karen;
    • Kazuko Saruwatari;
    • Yusuke Katsurada;
    • Shoko Odake;
    • Ahmadjan Abduriyim;
    • Chunhui Zhou;
    • Wing Yan Ho, Joyce;
    • Somsa-ard, Nanthaporn;
    • Dieck, Caitlin;
    • Loudin, Lorne;
    • D'Haenens-Johansson, Ulrika;
    • Ng-Pooresatien, Nattida
    Publication type:
    Article

  • G&G Lab Notes.

    Published in:
    Gems & Gemology, 2015, v. 51, n. 3, p. 312
    By:
    • Ardon, Troy;
    • Chan, Sally;
    • Muyal, Jonathan;
    • Renfro, Nathan;
    • Cooper, Amy;
    • Ziyin Sun;
    • Ito, Claire;
    • Hand, Dylan;
    • Neurauter, Amy;
    • Breitzmann, Heidi;
    • Homkrajae, Artitaya;
    • Yan Ho, Joyce Wing;
    • Wong, Surjit Dillon;
    • Kyaw Soe Moe;
    • D'Haenens-Johansson, Ulrika;
    • Wuyi Wang;
    • Sehgal, Akhil;
    • Befi, Riccardo
    Publication type:
    Article

  • LARGE COLORLESS HPHT-GROWN SYNTHETIC GEM DIAMONDS FROM NEW DIAMOND TECHNOLOGY, RUSSIA.

    Published in:
    Gems & Gemology, 2015, v. 51, n. 3, p. 260, doi. 10.5741/GemS.51.3.260
    By:
    • D'Haenens-Johansson, Ulrika F.S.;
    • Katrusha, Andrey;
    • Kyaw Soe moe;
    • Johnson, Paul;
    • Wuyi Wang
    Publication type:
    Article

  • Lab Notes.

    Published in:
    Gems & Gemology, 2014, v. 50, n. 2, p. 151, doi. 10.5741/GEMS.50.2.151
    By:
    • Ardon, Troy;
    • Eaton-Magaña, Sally;
    • Soonthorntantikul, Wasura;
    • Zhou, Jessie (Yixin);
    • Chunhui Zhou;
    • Kyaw Soe Moe;
    • Wuyi Wang;
    • D'Haenens-Johansson, Ulrika;
    • Ziyin Sun;
    • DeGhionno, Dino;
    • Cooper, Amy;
    • Renfro, Nathan;
    • Suthiyuth, Ratima
    Publication type:
    Article

  • NEAR-COLORLESS HPHT SYNTHETIC DIAMONDS FROM AOTC GROUP.

    Published in:
    Gems & Gemology, 2014, v. 50, n. 1, p. 30, doi. 10.5741/GEMS.50.1.30
    By:
    • D'Haenens-Johansson, Ulrika F. S.;
    • Kyaw Soe Moe;
    • Johnson, Paul;
    • Shun Yan Wong;
    • Ren Lu;
    • Wuyi Wang
    Publication type:
    Article

  • Lab Notes.

    Published in:
    Gems & Gemology, 2013, v. 49, n. 4, p. 252, doi. 10.5741/GEMS.49.4.252
    By:
    • Ardon, Troy;
    • D’Haenens-Johansson, Ulrika F. S.;
    • Bhoir, Manisha;
    • Kyaw Soe Moe;
    • Allen, Tara;
    • Renfro, Nathan;
    • Altobelli, Martha;
    • Johnson, Paul;
    • Ren Lu
    Publication type:
    Article

  • G&G LAB NOTES.

    Published in:
    Gems & Gemology, 2013, v. 49, n. 1, p. 44, doi. 10.5741/GEMS.49.1.44
    By:
    • Siau Fung Yeung;
    • Kyaw Soe Moe;
    • Wuyi Wang;
    • Ren Lu;
    • Johnson, Paul;
    • Nazz, Marzena;
    • Ardon, Troy;
    • Allen, Tara;
    • Breeding, Christopher M.;
    • D'Haenens-Johansson, Ulrika;
    • Eaton-Magaña, Sally;
    • Bhoir, Manisha;
    • Shinde, Yogesh
    Publication type:
    Article

  • CVD Synthetic Diamonds from Gemesis Corp.

    Published in:
    Gems & Gemology, 2012, v. 48, n. 2, p. 80, doi. 10.5741/GEMS.48.2.80
    By:
    • Wang, Wuyi;
    • D'Haenens-Johansson, Ulrika F. S.;
    • Johnson, Paul;
    • Moe, Kyaw Soe;
    • Emerson, Erica;
    • Newton, Mark E.;
    • Moses, Thomas M.
    Publication type:
    Article

  • Recent Advances in CVD Synthetic Diamond Quality.

    Published in:
    Gems & Gemology, 2012, v. 48, n. 2, p. 124, doi. 10.5741/GEMS.48.2.124
    By:
    • Eaton-Magaña, Sally;
    • D'Haenens-Johansson, Ulrika F. S.
    Publication type:
    Article

  • Deformation-related spectroscopic features in natural Type Ib-IaA diamonds from Zimmi (West African craton).

    Published in:
    Mineralogy & Petrology, 2018, v. 112, p. 243, doi. 10.1007/s00710-018-0587-6
    By:
    • Smit, Karen V.;
    • D'Haenens-Johansson, Ulrika F. S.;
    • Howell, Daniel;
    • Loudin, Lorne C.;
    • Wang, Wuyi
    Publication type:
    Article