Two-photon recording of the microholograms and nonvolatile heterodyne readout were demonstrated in undoped lithium tantalate crystals with high holographic sensitivity, large refractive index change, and fast hologram writing time. Holographic characteristics strongly depend on composition.
© 2007 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.5330) Nonlinear optics : Photorefractive optics
(210.0210) Optical data storage : Optical data storage
(210.2860) Optical data storage : Holographic and volume memories
I. S. Steinberg and I. E. Kalabin, " Two-Photon Recording of the Microholograms in Undoped Lithium Tantalate Crystals with Different Compositions," in Controlling Light with Light: Photorefractive Effects, Photosensitivity, Fiber Gratings, Photonic Materials and More, OSA Technical Digest (CD) (Optical Society of America, 2007), paper MB6.
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