PP-LBGO device with 2 nd -order QPM structure for 266nm generation

Junji Hirohashi,Tetsuo Taniuchi,Koichi Imai,Yasunori Furukawa

PP-LBGO device with 2 nd -order QPM structure for 266nm generation

2015

Junji Hirohashi
Tetsuo Taniuchi
Koichi Imai
Yasunori Furukawa

Second harmonic 266nm generation was demonstrated by periodically-poled LaBGeO 5 (PP-LBGO) with 2 nd -order QPM structure. More than 15mW of 266nm was obtained from nanosecond-pulsed 532nm laser. Circular beam at 266nm without walk-off was obtained.

Keywords:

Thin film
Optics
Second-harmonic generation
Fiber laser
Laser
Optoelectronics
Physics
High harmonic generation
Ferroelectricity
Nonlinear optics
Harmonic
Beam (structure)

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