Nonlinear refractive index of dye-doped organic polymers

Susana A. Planas; A. S. Duarte; Claudio Mazzali; E. Palange; Hugo L. Fragnito; V. L. Cardoso; Mariangela P. R. Sanches; M. F. Villani; Atilio Eduardo Reggiani

doi:10.1117/12.165275

16 December 1993 Nonlinear refractive index of dye-doped organic polymers

Susana A. Planas, A. S. Duarte, Claudio Mazzali, E. Palange, Hugo L. Fragnito, V. L. Cardoso, Mariangela P. R. Sanches, M. F. Villani, Atilio Eduardo Reggiani

Author Affiliations +

Proceedings Volume 2025, Nonlinear Optical Properties of Organic Materials VI; (1993) https://doi.org/10.1117/12.165275
Event: SPIE's 1993 International Symposium on Optics, Imaging, and Instrumentation, 1993, San Diego, CA, United States

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.

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Susana A. Planas, A. S. Duarte, Claudio Mazzali, E. Palange, Hugo L. Fragnito, V. L. Cardoso, Mariangela P. R. Sanches, M. F. Villani, and Atilio Eduardo Reggiani "Nonlinear refractive index of dye-doped organic polymers", Proc. SPIE 2025, Nonlinear Optical Properties of Organic Materials VI, (16 December 1993); https://doi.org/10.1117/12.165275

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