A diode end-pumped acousto-optic Q-switched Nd:YVO_4/LuVO_4 Raman laser is demonstrated. Both YVO_4 and LuVO_4 can work as Raman gain, and slightly different active vibration modes of both crystals can result in diffe...
详细信息
A diode end-pumped acousto-optic Q-switched Nd:YVO_4/LuVO_4 Raman laser is demonstrated. Both YVO_4 and LuVO_4 can work as Raman gain, and slightly different active vibration modes of both crystals can result in different first-Stokes wavelengths. The output characteristic as the Raman competition between YVO_4 and LuVO_4 crystals for the laser systems with both shared cavity and coupled cavity is experimentally *** the shared cavity, simultaneous Raman conversion in both YVO_4 and LuVO_4 crystals is achieved with dualwavelength emission at 1175.8 and 1177.1 nm. The maximum output power of 1.03 W and the conversion efficiency of 10.3% are obtained. The 0.84 W single first Stokes wavelength at 1177.1 nm with LuVO_4 Raman conversion is achieved with the coupled cavity. The results show that the coupled cavity with short Raman cavity can obtain a narrow pulse width. The separated laser crystal and Raman gain media with different vanadates in shared cavity have advantages in achieving dual-wavelength lasers with small frequency intervals.
"The wheels on the bus go round and round..."在外教David的带领下。德清莫干山外国语小学的同学们来到了春晖公园。进行每周一次的“英语角活动”。“The pond(池塘)looks like a mirror(镜子).Oh,I can see myself!”哇。...
详细信息
"The wheels on the bus go round and round..."在外教David的带领下。德清莫干山外国语小学的同学们来到了春晖公园。进行每周一次的“英语角活动”。“The pond(池塘)looks like a mirror(镜子).Oh,I can see myself!”哇。公园地图、鹅卵石小径、小池塘……今天都显得特别有生机。
暂无评论