1  kHz single-frequency, injection-seeded Er:YAG laser with an optical feedback

Yixuan Zhang; Chunqing Gao; Qing Wang; Quanxin Na; Meng Zhang; Mingwei Gao; Shuai Huang

doi:doi:10.3788/COL201917.031402

Chinese Optics Letters, 2019, 17 (3): 031402, Published Online: Mar. 8, 2019

1 kHz single-frequency, injection-seeded Er:YAG laser with an optical feedback

Yixuan Zhang Chunqing Gao ^*Qing Wang Quanxin Na Meng Zhang Mingwei Gao Shuai Huang

Author Affiliations

School of Optics and Photonics, Beijing Institute of Technology, Beijing 100081, China

Figures & Tables

Fig. 1. Schematic diagram of the 1 kHz injection-seeded, $Q$ -switched Er:YAG laser.

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Fig. 2. CW output power of the slave laser versus the pump power.

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Fig. 3. Average output power of the single-frequency, injection-seeded laser as a function of PRF.

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Fig. 4. (a) Heterodyne beating signal and the FFT spectrum of the heterodyne beating signal in injection-seeded output direction. (b) Heterodyne beating signal and the FFT spectrum of the heterodyne beating signal in un-injection-seeded output direction.

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Fig. 5. Output energy of the single-frequency, injection-seeded laser with suppression mirror as a function of the pump power.

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Fig. 6. Pulse build-up time of the single-frequency, injection-seeded laser with M18 as a function of the pump power.

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Fig. 7. (a) Heterodyne beating signal of the single-frequency, injection-seeded laser. (b) FFT of the heterodyne beating signal with self-feedback as a function of the pump power.

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Fig. 8. $M^{2}$ factors of the single-frequency, injection-seeded, $Q$ -switched laser.

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Fig. 9. Fluctuation of the output energy at the highest output level.

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Yixuan Zhang, Chunqing Gao, Qing Wang, Quanxin Na, Meng Zhang, Mingwei Gao, Shuai Huang. 1 kHz single-frequency, injection-seeded Er:YAG laser with an optical feedback[J]. Chinese Optics Letters, 2019, 17(3): 031402.

1 kHz single-frequency, injection-seeded Er:YAG laser with an optical feedback

Fig. 1. Schematic diagram of the 1 kHz injection-seeded, $Q$ -switched Er:YAG laser.

Fig. 2. CW output power of the slave laser versus the pump power.

Fig. 3. Average output power of the single-frequency, injection-seeded laser as a function of PRF.

Fig. 4. (a) Heterodyne beating signal and the FFT spectrum of the heterodyne beating signal in injection-seeded output direction. (b) Heterodyne beating signal and the FFT spectrum of the heterodyne beating signal in un-injection-seeded output direction.

Fig. 5. Output energy of the single-frequency, injection-seeded laser with suppression mirror as a function of the pump power.

Fig. 6. Pulse build-up time of the single-frequency, injection-seeded laser with M18 as a function of the pump power.

Fig. 7. (a) Heterodyne beating signal of the single-frequency, injection-seeded laser. (b) FFT of the heterodyne beating signal with self-feedback as a function of the pump power.

Fig. 8. $M^{2}$ factors of the single-frequency, injection-seeded, $Q$ -switched laser.

Fig. 9. Fluctuation of the output energy at the highest output level.

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1 kHz single-frequency, injection-seeded Er:YAG laser with an optical feedback

Fig. 1. Schematic diagram of the 1 kHz injection-seeded, Q-switched Er:YAG laser.

Fig. 2. CW output power of the slave laser versus the pump power.

Fig. 3. Average output power of the single-frequency, injection-seeded laser as a function of PRF.

Fig. 4. (a) Heterodyne beating signal and the FFT spectrum of the heterodyne beating signal in injection-seeded output direction. (b) Heterodyne beating signal and the FFT spectrum of the heterodyne beating signal in un-injection-seeded output direction.

Fig. 5. Output energy of the single-frequency, injection-seeded laser with suppression mirror as a function of the pump power.

Fig. 6. Pulse build-up time of the single-frequency, injection-seeded laser with M18 as a function of the pump power.

Fig. 7. (a) Heterodyne beating signal of the single-frequency, injection-seeded laser. (b) FFT of the heterodyne beating signal with self-feedback as a function of the pump power.

Fig. 8. M2 factors of the single-frequency, injection-seeded, Q-switched laser.

Fig. 9. Fluctuation of the output energy at the highest output level.

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Fig. 1. Schematic diagram of the 1 kHz injection-seeded, $Q$ -switched Er:YAG laser.

Fig. 8. $M^{2}$ factors of the single-frequency, injection-seeded, $Q$ -switched laser.