Nonlinear Cherenkov radiations modulated by mode dispersion in a Ti in-diffused LiNbO_3 planar waveguide
Author(s) -
Yan Chen,
Zhilin Ye,
Yaodong Wu,
Yunfei Niu,
Rui Ni,
Xiao Hu,
Yong Zhang,
Shining Zhu
Publication year - 2018
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.26.002006
Subject(s) - optics , planar , cherenkov radiation , waveguide , wavelength , radiation , dispersion (optics) , materials science , nonlinear system , lithium niobate , physics , computer graphics (images) , quantum mechanics , detector , computer science
We report nonlinear Cherenkov radiations (NCRs) in a Ti in-diffused LiNbO 3 planar waveguide. The radiations were modulated exploiting different polarizations and orders of the guided modes, the fundamental wavelengths and the working temperatures. Some characteristics related to NCRs, such as radiation angles and relative intensities were investigated in detail. The experimental results matched well with theoretical calculations.
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