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Phys. Rev. A 57, 2037–2040 (1998)

Nonlinear optical Kerr coefficients of disordered media

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R. E. de Araujo and A. S. L. Gomes
Departamento de Física, Universidade Federal de Pernambuco, Cidade Universitária, Recife 50739-640, Pernambuco, Brazil

Received 11 August 1997; published in the issue dated March 1998

The degenerate and nondegenerate nonlinear Kerr coefficients n2 of disordered media composed of submicrometer dioxide titania particles embedded in a dye solution were measured using an interferometric technique. The influence of the scattering particles on the value of n2 are discussed in the light of stimulated emission in these systems. The results obtained can be useful for applications in nonlinear ultrashort pulse propagation in disordered media.

© 1998 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.57.2037
DOI:
10.1103/PhysRevA.57.2037
PACS:
42.55.Mv, 42.70.Hj, 78.90.+t