Nonlinear refractive index of dye-doped organic polymers
- 16 December 1993
- proceedings article
- Published by SPIE-Intl Soc Optical Eng
- p. 381-387
- https://doi.org/10.1117/12.165275
Abstract
We experimentally investigate the origin of the nonlinear refractive index, n2, of dye-doped polymeric films. We observe large positive or negative values of n2 for different dyes and conclude that it is due to two photon absorption resonant enhancement of the nonlinearity.Keywords
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