By coupling two counter-propagating fundamental beams into a LiNbO3 channel waveguide, we have generated a strong surface-emitting second-harmonic beam, with normalized conversion efficiency being enhanced by seven orders of magnitude.
© 2011 OSA
Y. Jiang, D. Li, X. Lin, Y. J. Ding, L. Wang, I. B. Zotova, and N. S. Prasad, "Enhancement on Surface-Emitting Second-Harmonic Generation by Counter-Propagating Fundamental Beams in LiNbO3 Channel Waveguide by Seven Orders of Magnitude," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CMC6.
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