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Conferences > CLEO > 1997 > CThE > CThE4
  • Conference on Lasers and Electro-Optics
  • OSA Technical Digest (Optica Publishing Group, 1997),
  • paper CThE4

High photorefractive sensitivity in the visible and at 860 nm in reduced iron and rhodium-doped KNbO3

M. Ewart, R. Ryf, C. Medrano, H. Wüest, M. Zgonik, I. Biaggi, and P. Günter

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Abstract

Treatment of photorefractive crystals at high temperature in reducing atmosphere can change the dominant charge carriers under illumination from holes to electrons and increase the photosensitivity of the crystal.

© 1997 Optical Society of America

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