We demonstrated the finest twin structure ever reported in crystal quartz with a period of 31.1um. Second harmonic blue light of 190uW was produced by 1st-order QPM with a mode-locked Ti:Sapphire laser at 468.3 nm.
© 2006 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4360) Nonlinear optics : Nonlinear optics, devices
(220.0220) Optical design and fabrication : Optical design and fabrication
(220.4000) Optical design and fabrication : Microstructure fabrication
T. Yamada, S. Kurimura, K. Hayashi, and K. Kitamura, "Second Harmonic Generation in Blue Region by 1st-order QPM in Quartz," 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 CMB7.
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