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Title: High-resolution optoacoustic spectroscopy of rare-earth oxide powders

Journal Article · · Appl. Phys. Lett.; (United States)
DOI:https://doi.org/10.1063/1.91000· OSTI ID:5978282

We report high-resolution absorption spectroscopy of powdered microsamples using a pulsed laser and a gated optoacoustic detection technique. Our method is simple, sensitive, and easily adaptable for cryogenic cooling of the sample. Quantitative data for Ho/sub 2/O/sub 3/, Dy/sub 2/O/sub 3/, and Er/sub 2/O/sub 3/ powdered crystals are obtained, and identification and analysis of the observed spectral lines are given for Dy/sub 2/O/sub 3/ and Er/sub 2/O/sub 3/.

Research Organization:
Bell Laboratories, Murray Hill, New Jersey 07974
OSTI ID:
5978282
Journal Information:
Appl. Phys. Lett.; (United States), Vol. 35:11
Country of Publication:
United States
Language:
English