中国激光, 2017, 44 (9): 0901007, 网络出版: 2017-09-07
高通量脉冲三倍频激光参数精密诊断 
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Precision Diagnosis of Third-Harmonic Laser Parameters of High-Flux Pulse
图 & 表
图 1. 神光Ⅱ升级装置终端光学系统示意图 [ 7 ]
Fig. 1. Diagram of terminal optical system of SGII-upgraded facility [ 7 ]
图 2. 神光II驱动器升级装置3 ω 激光参数精密诊断系统。(a)示意图;(b)光路排布
Fig. 2. 3 ω laser-parameter precision diagnostic system of SGII-upgraded facility. (a) Diagram; (b) optical path arrangement
图 3. 类NIF驱动器的3 ω 远场焦斑。(a)强度分布;(b)环围能量积分图
Fig. 3. 3 ω far-field focal spot of high power driver similar to NIF. (a) Distribution of intensity; (b) encircled-energy integral diagram
图 4. 3 ω 激光脉冲通量密度为2 J·cm -2 时的基频远场焦斑。(a)强度分布;(b)环围能量积分图
Fig. 4. 1 ω far-field focal spot when flux density of 3 ω laser pulse is 2 J·cm -2 . (a) Distribution of intensity; (b) encircled-energy integral diagram
图 5. 近场测量结果。(a) 3 ω 脉冲全口径近场数据; (b)终端光学系统焦平面上的3 ω 模拟光远场焦斑; (c)局部区域高分辨率近场数据
Fig. 5. Near-field measurement results. (a) Full-diameter near-field data of 3 ω pulse; (b) simulated far-field focal spot of 3 ω pulse at focal plane of terminal optical system; (c) high resolution near-field data in local area
图 7. 相位型周期结构对3 ω 近场强度调制的影响。(a)模拟结果;(b)实际测量结果
Fig. 7. Influences of phase-type periodic structure on 3 ω near-field intensity modulation. (a) Simulated result; (b) actual measurement result
何荣斌, 刘崇, 季来林, 刘栋, 朱宝强. 高通量脉冲三倍频激光参数精密诊断[J]. 中国激光, 2017, 44(9): 0901007. He Rongbin, Liu Chong, Ji Lailin, Liu Dong, Zhu Baoqiang. Precision Diagnosis of Third-Harmonic Laser Parameters of High-Flux Pulse[J]. Chinese Journal of Lasers, 2017, 44(9): 0901007.
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