Fig. 1. Experiments of thermal birefringence in electro-optic crystal (no voltage is applied); (a) conventional resonator; (b) conpensated resonator.

Fig. 2. Beam patterns of semiconductor laser; (a) with noncompensation; (b) with compensation.

Fig. 3. E-O Q-switched Nd:YAG laser resonator design for reducing the depolarization loss.

Fig. 4. Long-pulse output power of Nd:YAG at 946 nm versus the incident pump power with different output couplers.

Fig. 5. Average output power and pulse width as a function of incident pump power.

Fig. 6. (a) Experimental pulse train at 11.1 W of pump power; (b) temporal shape of a single pulse.