Stable seeder-injected Nd:YAG pulsed laser using a RbTiOPO<sub>4</sub> phase modulator

Junxuan Zhang; Xiaolei Zhu; Xiuhua Ma; Huaguo Zang; Shiguang Li; Suyong Yin; Weibiao Chen

doi:doi:10.3788/COL201513.111404

Chinese Optics Letters, 2015, 13 (11): 111404, Published Online: Sep. 13, 2018

Stable seeder-injected Nd:YAG pulsed laser using a RbTiOPO₄ phase modulator Download： 558次

Junxuan Zhang ^1,2Xiaolei Zhu ^1,*Xiuhua Ma ¹Huaguo Zang ¹Shiguang Li ¹Suyong Yin ¹Weibiao Chen ¹

Author Affiliations

¹ Key Laboratory of Space Laser Communication and Detection Technology, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Science, Shanghai 201800, China

² University of Chinese Academy of Sciences, Beijing 100049, China

Figures & Tables

Fig. 4. Laser output energy verse pump-pulse energy with different pump-pulse durations.

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Fig. 5. Laser output energy and pulse duration as a function of the pump-pulse energy.

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Fig. 6. Laser pulse power stability over 23 min.

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Fig. 7. Measurement of beam quality factor $M^{2}$ .

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Fig. 8. Temporal trace of laser pulse (a) with and (b) without seeder injection.

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Fig. 9. Spectrum interference pattern (a) with and (b) without seeder injection.

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Fig. 10. Frequency stability over 37 min with 1500 V of ramp voltage.

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Fig. 11. Frequency stability over 37 min with 900 V of ramp voltage.

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Junxuan Zhang, Xiaolei Zhu, Xiuhua Ma, Huaguo Zang, Shiguang Li, Suyong Yin, Weibiao Chen. Stable seeder-injected Nd:YAG pulsed laser using a RbTiOPO₄ phase modulator[J]. Chinese Optics Letters, 2015, 13(11): 111404.

Stable seeder-injected Nd:YAG pulsed laser using a RbTiOPO₄ phase modulator Download： 558次

Fig. 1. Schematic diagram of single-frequency Nd:YAG laser.

Fig. 2. RTP crystals used (a) as a phase modulator and (b) as a $Q$ -switcher.

Fig. 3. Timing diagram of signals in DRF event.

Fig. 4. Laser output energy verse pump-pulse energy with different pump-pulse durations.

Fig. 5. Laser output energy and pulse duration as a function of the pump-pulse energy.

Fig. 6. Laser pulse power stability over 23 min.

Fig. 7. Measurement of beam quality factor $M^{2}$ .

Fig. 8. Temporal trace of laser pulse (a) with and (b) without seeder injection.

Fig. 9. Spectrum interference pattern (a) with and (b) without seeder injection.

Fig. 10. Frequency stability over 37 min with 1500 V of ramp voltage.

Fig. 11. Frequency stability over 37 min with 900 V of ramp voltage.

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Stable seeder-injected Nd:YAG pulsed laser using a RbTiOPO4 phase modulator Download： 558次

Fig. 1. Schematic diagram of single-frequency Nd:YAG laser.

Fig. 2. RTP crystals used (a) as a phase modulator and (b) as a Q-switcher.

Fig. 3. Timing diagram of signals in DRF event.

Fig. 4. Laser output energy verse pump-pulse energy with different pump-pulse durations.

Fig. 5. Laser output energy and pulse duration as a function of the pump-pulse energy.

Fig. 6. Laser pulse power stability over 23 min.

Fig. 7. Measurement of beam quality factor M2.

Fig. 8. Temporal trace of laser pulse (a) with and (b) without seeder injection.

Fig. 9. Spectrum interference pattern (a) with and (b) without seeder injection.

Fig. 10. Frequency stability over 37 min with 1500 V of ramp voltage.

Fig. 11. Frequency stability over 37 min with 900 V of ramp voltage.

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Stable seeder-injected Nd:YAG pulsed laser using a RbTiOPO₄ phase modulator Download： 558次

Fig. 2. RTP crystals used (a) as a phase modulator and (b) as a $Q$ -switcher.

Fig. 7. Measurement of beam quality factor $M^{2}$ .