A 3-kHz Er:YAG single-frequency laser with a ‘triple-reflection’ configuration on a piezoelectric actuator

Shuai Huang; Qing Wang; Meng Zhang; Chaoyong Chen; Kaixin Wang; Mingwei Gao; Chunqing Gao

doi:10.1088/1674-1056/ab9441

Chinese Physics B, Volume. 29, Issue 8, (2020)

A 3-kHz Er:YAG single-frequency laser with a ‘triple-reflection’ configuration on a piezoelectric actuator

Shuai Huang^1,2, Qing Wang^1,2、†, Meng Zhang^1,2, Chaoyong Chen^1,2, Kaixin Wang^1,2, Mingwei Gao^1,2, and Chunqing Gao^1,2

Author Affiliations

¹School of Optics and Photonics, Beijing Institute of Technology, Beijing 0008, China

²Key Laboratory of Information Technology, Ministry of Industry and Information Technology, Beijing Institute of Technology, Beijing 100081, China

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Figures & Tables(6)

Fig. 1. Lay out of the novel Er:YAG laser system. PD: photo detector; PBS: polarization beam splitter; HWP: half wave plate; ISO: isolator; LD: laser diode; AOM: acousto–optic modulator; PZT: piezoelectric ceramic transducer.

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Fig. 2. (a) Output power in the CW mode. (b) Pulse energy and pulse width at the PRF of 2 kHz and 3 kHz in the Q-switch operation.

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Fig. 3. (a) Frequency detuning versus light intensity of seed laser with different cavity lengths. (b) Frequency detuning versus light intensity of seed laser at different output coupler transmissions. (c) The detected resonant signal at 3 kHz when scanning the length of the slave cavity.

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Fig. 4. (a) The output properties of single-frequency pulse versus pump power. (b) Build-up time before and after injection-seeding at the PRFs of 3 kHz versus the pump power.

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Fig. 5. (a) The pulse temporal profiles of single-frequency pulse at a PRF of 3 kHz. (b) The corresponding spectral characteristics of the single-frequency pulses. (c) The heterodyne beating signal at 3 kHz.

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Fig. 6. Characteristics of 3-kHz single-frequency pulse: (a) beam quality and (b) pulse energy fluctuation.

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Shuai Huang, Qing Wang, Meng Zhang, Chaoyong Chen, Kaixin Wang, Mingwei Gao, Chunqing Gao. A 3-kHz Er:YAG single-frequency laser with a ‘triple-reflection’ configuration on a piezoelectric actuator[J]. Chinese Physics B, 2020, 29(8):

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Paper Information

Received: Mar. 8, 2020

Accepted: --

Published Online: Apr. 29, 2021

The Author Email: Wang Qing (qingwang@bit.edu.cn)

DOI:10.1088/1674-1056/ab9441

Topics

Nuclear physics

Particles and fields

Particle and nuclear astrophysics and cosmology