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Ultrafast Upconversion Time-Gating in Rare-Earth Doped Glasses for Optical Imaging Through Highly Scattering Media.

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Abstract

A new subpicosecond time-gating technique based on two step upconversion absorption of signal and reference pulses at two different wavelengths by rare-earth ions (Pr3+) is presented.

© 1996 Optical Society of America

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