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Analysis of Gemstones and Diamonds in Jewelry using FTIR Microscopy
Thomas J. Tague Jr., PhD, Bruker Optics, Inc.
The LUMOS FTIR microscope is suitable for the examination, identification, and classification of mounted diamonds. Small stones that are in close proximity to others can be used to readily determine whether the stone is natural or synthetic and whether it has undergone treatment, thereby assessing its true value.
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Using the Full Spectrum for Raman: from UV to NIR
Dr. E. Illy, Professor W. R. Browne, and Dr. A. Draksharapu, Cobolt
With the current availability of high performance DPSS lasers offering a broad range of wavelengths from the UV to the NIR, the applications for Raman spectroscopy are only just beginning to be fully explored.
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Rapid Crystal Orientation
Owen Vajk and Don Bilderback, Multiwire Laboratories
The MWL120 real-time Laue camera combines single-photon detector sensitivity, rapid signal processing technology, and innovative software control to provide the fastest, easiest way to orient single crystals.
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Narrowband Laser Characterization
Ocean Optics
Miniature spectrometers can be configured to characterize high-resolution laser output in the UV-vis and NIR spectral regions, either as part of an internal laser feedback loop or externally.
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