Research progress of high-power diamond laser technology (<i>Invited</i>)

	Gas (H₂、D₂、CH₄)	Crystal (WO₄、VO₄、NO₃)	Optical fiber (SiO₄、GeO、As₂S₃)	Group-IV materials
	Gas (H₂、D₂、CH₄)	Crystal (WO₄、VO₄、NO₃)	Optical fiber (SiO₄、GeO、As₂S₃)	Silicon	Diamond
Thermal conductivity/W∙m⁻¹∙K⁻¹	0.2	5-10	1	150	2000
Transmission spectrum range/μm	Broad	0.3-5	<2.5	1-6	>0.23
Raman gain coefficient /cm∙GW⁻¹	1	1-10	0.01-0.1	1-10	10
Raman shift/cm⁻¹	4000	400-1000	400-600	521	1332.3

Table 2.
Comparison of laser performance parameters between diamond and other solid Brillouin gain media
金刚石与其他固体布里渊增益材料的参数对比

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Table 2.
Comparison of laser performance parameters between diamond and other solid Brillouin gain media
金刚石与其他固体布里渊增益材料的参数对比

Media	Transmission spectrum range/μm	Brillouin gain coefficient/cm∙GW⁻¹	Brillouin linewidth/MHz	Brillouin shift @1.5 μm/GHz
Fused silica	0.25-3.6	4.52	16	11
CaF₂	0.13-10	4.11	45.6	37.1
TeO₂	0.33-5	100	8.6±2.4	11.4±2.2
As₂S₃	1-8	74	19	7.7
Silicon	>1.2	0.24	320	40
Diamond	>0.23	79±12	11.9±4.3	56

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Zhenxu Bai, Xuezong Yang, Hui Chen, Duo Jin, Jie Ding, Yaoyao Qi, Sensen Li, Xiusheng Yan, Yulei Wang, Zhiwei Lv. Research progress of high-power diamond laser technology (Invited)[J]. Infrared and Laser Engineering, 2020, 49(12): 20201076

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Paper Information

Category: Advanced Laser Technology

Received: Oct. 2, 2020

Accepted: --

Published Online: Jan. 14, 2021

The Author Email:

DOI:10.3788/IRLA20201076

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Comparison of laser performance parameters between diamond and other Raman gain materials金刚石与其他拉曼增益材料的参数对比

Table 1. Comparison of laser performance parameters between diamond and other Raman gain materials金刚石与其他拉曼增益材料的参数对比

Table 2. Comparison of laser performance parameters between diamond and other solid Brillouin gain media金刚石与其他固体布里渊增益材料的参数对比

Table 2. Comparison of laser performance parameters between diamond and other solid Brillouin gain media金刚石与其他固体布里渊增益材料的参数对比

Table 1.
Comparison of laser performance parameters between diamond and other Raman gain materials
金刚石与其他拉曼增益材料的参数对比

Table 1.
Comparison of laser performance parameters between diamond and other Raman gain materials
金刚石与其他拉曼增益材料的参数对比

Table 2.
Comparison of laser performance parameters between diamond and other solid Brillouin gain media
金刚石与其他固体布里渊增益材料的参数对比

Table 2.
Comparison of laser performance parameters between diamond and other solid Brillouin gain media
金刚石与其他固体布里渊增益材料的参数对比