infrared spectroscopy

  • FTIR in Gem Testing — A Pink Sapphire Lesson

    • Date: 2020-09-01
    FTIR in Gem Testing • A Pink Sapphire Lesson

    A discussion of DRIFTS vs the Beam Condenser FTIR attachment in the testing of pink sapphire. The DRIFTS accessory is generally much better at unmasking heat treatment in ruby and sapphire.