We have observed and explained three types of hexagon pattern formation in photo refractive crystal KNb03:Fe. These are:
- Dynamic (laser induced)
- Semipermanent (holographically stored)
- Permanent (induced by a static domain grid) over a wide wavelength range
Copyright © 1995, Society of Photo-Optical Instrumentation Engineers. One print or electronic copy may be made for personal use only. Systematic electronic or print eproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited.
Society of Photo-Optical Instrumentation Engineers (SPIE)
Kukhtarev, Nickolai; Kukhtareva, Tatiana V.; Caulfield, John; Banerjee, Partha P.; Yu, Hsueh-Ling; and Hesselink, Lambertus, "Broadband Dynamic, Holographically Self-Recorded, and Static Hexagonal Scattering Patterns in Photorefractive KNbO3:Fe" (1995). Electrical and Computer Engineering Faculty Publications. 178.
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