Ion-exchanged Waveguides in Periodically Poled Rb-doped KTiOPO4 for Efficient Second Harmonic Generation

Patrick Mutter,Cristine Calil Kores,Fredrik Laurell,Carlota Canalias

Ion-exchanged Waveguides in Periodically Poled Rb-doped KTiOPO4 for Efficient Second Harmonic Generation

2020

Patrick Mutter
Cristine Calil Kores
Fredrik Laurell
Carlota Canalias

We present the fabrication of channel waveguides in PPRKTP crystals for QPM SHG in the blue region. Our waveguides reached a normalized conversion efficiency of 119 %/Wcm2 and showed low loss (0.51dB/cm).

Keywords:

Refractive index
Waveguide
Crystal
Energy conversion efficiency
Optoelectronics
Ion
Second-harmonic generation
Fabrication
Materials science
Doping

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