Fig. 1. Schematic diagram of three different pumping strategies

Fig. 2. The temperature distribution of the crystal disk in the different pumping strategies with pump power of 35 W

Fig. 3. The crystal maximum temperature varied with the time when the pump power is 35 W

Fig. 4. Maximum temperature of the crystal as a function of time under different revolving speeds with pump power of 35 W

Fig. 5. Maximum temperature of the crystal as a function of time under different pumping powers with 800 r/min

Fig. 6. The experiment setup

Fig. 7. The output power and temperature varied with the incident pump power