We introduce a new method to measure both absorption coefficient and third order optical nonlinearity of materials with high sensitivity in a single experimental setup. A dual-beam pump-probe experiment achieves this goal but shows a counterintuitive coupling.
© 2002 Optical Society of America
D. Goswami, S. A. Hosseini, and A. Sharan, " Novel Femtosecond Setup for High Sensitive Absorption Coefficient and Optical Nonlinearities Measurements," in Nonlinear Optics: Materials, Fundamentals and Applications, A. Sawchuk, ed., Vol. 79 of OSA Trends in Optics and Photonics (Optical Society of America, 2002), paper MB4.