The magnetic-field induced second-harmonic generation and the resultant Kerr rotation of SH light were demonstrated in oxide "tricolor" magnetic superlattices. The signal intensity probes the interface magnetization of the superlattice.
© 2004 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4350) Nonlinear optics : Nonlinear optics at surfaces
(310.0310) Thin films : Thin films
(310.6860) Thin films : Thin films, optical properties
Y. Ogawa, T. Arima, H. Yamada, M. Kawasaki, and Y. Tokura, "Nonlinear magneto-optical Kerr rotation of an oxide superlattice with artificially broken symmetry," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper IMQ1.