Surface optical second harmonic generation from rutile TiO2(110) in air

被引:23
作者
Kobayashi, E
Mizutani, G [1 ]
Ushioda, S
机构
[1] Japan Adv Inst Sci & Technol, Sch Mat Sci, Nomi, Ishikawa 92312, Japan
[2] Japan Sci & Technol Corp, PRESTO, Okayama 700, Japan
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1997年 / 36卷 / 12A期
关键词
optical second harmonic generation; SHG; rutile titanium dioxide; TiO2(110); photo-catalyst; surface electric dipole;
D O I
10.1143/JJAP.36.7250
中图分类号
O59 [应用物理学];
学科分类号
摘要
We have measured the azimuthal angle dependence of the SH intensity from the (110) face of TiO2 (rutile) in air at the fundamental photon energy of 2.33 eV. The pattern of the SH intensity shows two-fold symmetry for the p-in/p-out polarization configuration, four-fold symmetry for the p-in/s-out polarization configuration, and two-fold symmetry for the s-in/p-out polarization configuration. From the results of the experimental and theoretical analyses we have concluded that the observed SH light is generated from the surface electric dipole polarization.
引用
收藏
页码:7250 / 7256
页数:7
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