Abstract.
A series of Zn:Fe:LiNbO3 crystals were prepared by the Czochralski technique with 0.015 wt. % Fe2O3 content and various concentrations of ZnO. The ultraviolet-visible absorption spectra and the infrared absorption spectra of the Zn:Fe:LiNbO3 crystals were detected in order to investigate their defect structure. Their optical damage resistance was characterized by the photoinduced birefringence change and transmission facula distortion method. The optical damage resistance of the Zn:Fe:LiNbO3 crystals increases remarkably when the concentration of ZnO is over its threshold concentration (more than 6.0 mol. %). The effects of defects on the optical damage resistance of the Zn:Fe:LiNbO3 crystals are discussed in detail.
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Received: 25 October 2002 / Revised version: 6 January 2003 / Published online: 22 May 2003
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Zhen, X., Zhao, L. & Xu, Y. Defect structure and optical damage resistance of Zn:Fe:LiNbO3 crystals . Appl Phys B 76, 655–659 (2003). https://doi.org/10.1007/s00340-003-1158-y
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DOI: https://doi.org/10.1007/s00340-003-1158-y