Two-photon induced birefringence associated with the molecular reorientation caused by two-photon induced isomerization was obtained using femtosecond pulses in azoaromatic polymers. This process allowed three-dimensional optical data storage.
© 2004 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4180) Nonlinear optics : Multiphoton processes
(210.0210) Optical data storage : Optical data storage
(210.4810) Optical data storage : Optical storage-recording materials
A. A. Andrade, U. M. Neves, D. S. dos Santos, F. Pavinatto, O. N. Oliveira, S. C. Zilio, L. Misoguti, and C. R. Mendonca, "Two-photon induced orientation in azoaromatic compounds: Demonstration of three-dimensional optical storage," 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 CTuP56.
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