Second-harmonic generation of green light in periodically poled stoichiometric LiTaO3 doped with MgO

2004 ◽  
Vol 96 (12) ◽  
pp. 7445-7449 ◽  
Author(s):  
Ariel Bruner ◽  
David Eger ◽  
Shlomo Ruschin
2000 ◽  
Vol 09 (01) ◽  
pp. 21-53 ◽  
Author(s):  
YUJIE J. DING ◽  
XIAODONG MU ◽  
XINHUA GU

We review our recent results on efficient generation of coherent blue/green light based on different configurations and structures. We have used second-harmonic generation with forward or backward configuration in short-period periodically-poled bulk and wave-guide KTP to generate blue light. We have used backward second-harmonic generation to characterize periodically-segmented submicron KTP waveguides. By cascading second-harmonic generation and subsequent sum-frequency generation, we have generated coherent blue light in KTP and/or Ce:KTP crystals. We have also studied damage threshold of bulk KTP; we hope that we can eventually use it towards efficient generation of cw coherent green light.


2008 ◽  
Vol 2008 ◽  
pp. 1-6 ◽  
Author(s):  
Yi Gan ◽  
Xijia Gu ◽  
Joyce Y. C. Koo ◽  
Wanguo Liang ◽  
Chang-qing Xu

We have experimentally demonstrated an efficient all-fiber passively Q-switched Yb-doped fiber laser with Samarium doped fiber as a saturable absorber. Average output power of 3.4 W at a repetition rate of 250 kHz and a pulse width of 1.1 microseconds was obtained at a pump power of 9.0 W. By using this fiber laser system and an MgO-doped congruent periodically poled lithium niobate (MgO:c-PPLN), second harmonic generation (SHG) output at 532 nm was achieved at room temperature. The conversion efficiency is around 4.2% which agrees well with the theoretical simulation.


2012 ◽  
Vol 100 (2) ◽  
pp. 022905 ◽  
Author(s):  
Huang Huang ◽  
Cheng-Ping Huang ◽  
Chao Zhang ◽  
Ding Zhu ◽  
Xu-Hao Hong ◽  
...  

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