High-power long-wave infrared laser based on polarization beam coupling technique

Yingjie Shen; Chuanpeng Qian; Xiaoming Duan; Ruijun Lan

doi:doi:10.1017/hpl.2020.10

High Power Laser Science and Engineering, 2020, 8 (2): 02000e12, Published Online: Apr. 21, 2020

High-power long-wave infrared laser based on polarization beam coupling technique Download： 531次

Yingjie Shen ^1,*Chuanpeng Qian ²Xiaoming Duan ³Ruijun Lan ¹

Author Affiliations

¹ School of Opto-electronic Information Science and Technology, Yantai University, Yantai264005, China

² Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai201800, China

³ National Key Laboratory of Tunable Laser Technology, Harbin Institute of Technology, Harbin150001, China

Figures & Tables

Fig. 1. ZGP crystal angular tuning curves for type-I and type-II phase matching.

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Fig. 2. Schematic diagram of the far-infrared laser system: (a) linear OPO resonator; (b) ring OPO cavity; (c) OPA system.

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Fig. 3. Output performance of the ring OPO and cascaded OPA system.

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Fig. 4. Output performance of the linear OPO.

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Fig. 5. Output performance with the use of a thin polarized plate; inset shows an oscilloscope profile at the maximum output power.

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Fig. 6. Output spectrum of the far-infrared laser.

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Fig. 7. The beam quality of the far-infrared laser.

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Yingjie Shen, Chuanpeng Qian, Xiaoming Duan, Ruijun Lan. High-power long-wave infrared laser based on polarization beam coupling technique[J]. High Power Laser Science and Engineering, 2020, 8(2): 02000e12.

High-power long-wave infrared laser based on polarization beam coupling technique Download： 531次

Fig. 1. ZGP crystal angular tuning curves for type-I and type-II phase matching.

Fig. 2. Schematic diagram of the far-infrared laser system: (a) linear OPO resonator; (b) ring OPO cavity; (c) OPA system.

Fig. 3. Output performance of the ring OPO and cascaded OPA system.

Fig. 4. Output performance of the linear OPO.

Fig. 5. Output performance with the use of a thin polarized plate; inset shows an oscilloscope profile at the maximum output power.

Fig. 6. Output spectrum of the far-infrared laser.

Fig. 7. The beam quality of the far-infrared laser.

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High-power long-wave infrared laser based on polarization beam coupling technique Download： 531次

Fig. 1. ZGP crystal angular tuning curves for type-I and type-II phase matching.

Fig. 2. Schematic diagram of the far-infrared laser system: (a) linear OPO resonator; (b) ring OPO cavity; (c) OPA system.

Fig. 3. Output performance of the ring OPO and cascaded OPA system.

Fig. 4. Output performance of the linear OPO.

Fig. 5. Output performance with the use of a thin polarized plate; inset shows an oscilloscope profile at the maximum output power.

Fig. 6. Output spectrum of the far-infrared laser.

Fig. 7. The beam quality of the far-infrared laser.

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