We present a heterodyne Z-Scan technique to obtain resonant nonlinearities (n2) of Kerr-like media. From phase measurements we determine both signal and magnitude of n2. Results are presented for a ruby sample.
© 2006 Optical Society of America
I. Guedes, L. Misoguti, L. de Boni, and S. C. Zilio, "Measuring Optical Nonlinearities Using a Heterodyne Z-Scan Technique," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper JThC52.
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