Coupled wave equation study of non-collinear phase-matching second harmonic generation and nonlinear Cherenkov radiation generated on the surface of bulk lithium niobate crystals doped with magnesium medium

2018 ◽  
Vol 124 (15) ◽  
pp. 152123
Author(s):  
Xiaojing Wang ◽  
Huaijin Ren ◽  
Jianqiang Shen ◽  
Gang Wang ◽  
Xianfeng Chen ◽  
...  
Keyword(s):  
Wave Equation ◽  
Lithium Niobate ◽  
Second Harmonic Generation ◽  
Harmonic Generation ◽  
Cherenkov Radiation ◽  
Second Harmonic ◽  
Phase Matching ◽  
Lithium Niobate Crystals ◽  
Coupled Wave

scholarly journals Metasurface-assisted phase-matching-free second harmonic generation in lithium niobate waveguides

2017 ◽  
Vol 8 (1) ◽  
Author(s):  
Cheng Wang ◽  
Zhaoyi Li ◽  
Myoung-Hwan Kim ◽  
Xiao Xiong ◽  
Xi-Feng Ren ◽  
...  
Keyword(s):  
Lithium Niobate ◽  
Second Harmonic Generation ◽  
Harmonic Generation ◽  
Second Harmonic ◽  
Phase Matching

LITHIUM NIOBATE STEP-INDEX WAVEGUIDES FOR BROADBAND SECOND HARMONIC GENERATION

2006 ◽  
Vol 15 (02) ◽  
pp. 191-202 ◽  
Author(s):  
J. C. G. DE SANDE ◽  
S. STIVALA ◽  
J. GONZALO ◽  
G. ASSANTO
Keyword(s):  
Lithium Niobate ◽  
Second Harmonic Generation ◽  
Film Thickness ◽  
Harmonic Generation ◽  
Second Harmonic ◽  
Phase Matching ◽  
Step Index ◽  
Temperature Tuning

We investigate modal phase matching in lithium niobate step-index waveguides for second harmonic generation. We predict doubling bandwidths as large as 110 nm and show that temperature tuning can compensate for any deviation from the designed film thickness.

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