Enhanced nonlinearity in lithium niobate on insulator (LNOI) waveguides through engineering of lateral leakage

Andreas Boes,Lin Chang,Thach G. Nguyen,Markus Knoerzer,Jon Peters,I John E. Bowers,Arnan Mitchell

Enhanced nonlinearity in lithium niobate on insulator (LNOI) waveguides through engineering of lateral leakage

2019

Andreas Boes
Lin Chang
Thach G. Nguyen
Markus Knoerzer
Jon Peters
I John E. Bowers
Arnan Mitchell

We present that the nonlinear optical conversion efficiency in LNOI ridge/rib waveguides can be improved by considering the lateral leakage at the second harmonic wavelength, enabling an improved nonlinear optical conversion efficiency of ~780% W−1cm−2.

Keywords:

Optoelectronics
Optics
Lithium niobate
Insulator (electricity)
Physics
Nonlinear system
Waveguide
Leakage (electronics)
Harmonic
Energy conversion efficiency
Waveguide (electromagnetism)
Refractive index
Wavelength

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