This work was supported by the National Natural Science Foundation of China (No. 10804074), the Science and Technology Project of Shenzhen (Nos. JCYJ20130326113421781, JCYJ20120613105141482, and JC201005280473A), and the Specialized Research Fund for the Doctoral Program of Higher Education (NO. 20124408120004).
We report a diode-end-pumped Q-switched YVO4/Nd:YVO4/YVO4 self-Raman second-Stokes laser at the wavelength of 1764 nm. With the incident pump power of 32 W and the pulse repetition frequency of 20 kHz, the maximal av...