Highly efficient surface third harmonics (STHG) in TiO2 nanolayers was obtained by exciting with 13-fs Ti:sapphire laser pulses. Using a 180 nm thick film, the conversion efficiency exceeded air-glass STHG by a factor of 30.
© 2011 OSA
S. K. Das, C. Schwanke, A. Pfuch, W. Seeber, M. Bock, and R. Grunwald, "Enhanced surface third harmonic generation in TiO2 nanolayers," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper JThB52.
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