Title :
Efficient second harmonic blue generation from self-doubling of quasi-phase-matched PPLT parametric oscillator
Author :
Hu, I-Ning ; Lai, Ying-Yao ; Li, Chun-Yin ; Peng, Lung-Han ; Kung, A.H.
Author_Institution :
Grad. Inst. of Photonics & Optoelectron., Nat. Taiwan Univ., Taipei, Taiwan
Abstract :
High slope-efficiency ~25% for green-to-blue wavelength conversion, rendering 60 mW / 440 nm blue laser by 400 mW / 532 nm pump of 20 ns / 4 KHz, was demonstrated on 7.9 mum-period PPLT due to simultaneous phase matching of the 1st-order QPM-OPO with the 2nd-order QPM-SHG process.
Keywords :
lithium compounds; optical harmonic generation; optical parametric oscillators; optical phase matching; optical pumping; optical wavelength conversion; LiTaO; frequency 4 kHz; green-to-blue wavelength conversion; periodically poled lithium tantalate; phase matching; power 400 mW; power 60 mW; quasiphase-matched parametric oscillator; second harmonic blue generation; self-doubling; slope-efficiency; time 20 ns; wavelength 440 nm; wavelength 532 nm; Laser excitation; Laser theory; Nonlinear optics; Optical harmonic generation; Optical mixing; Optical pumping; Optical wavelength conversion; Oscillators; Pump lasers; Wavelength measurement; (190.2620) Harmonic generation and mixing; (190.4970) Parametric oscillators and amplifiers;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
