温度诱导液晶相控光束质量恶化分析
O436.4; 液晶光学相控阵是下一代光束控制技术的核心器件,提高其耐受激光阈值是当前研究的热点之一.针对较高功率激光入射场景下评测液晶光学相控阵相位调制性能恶化程度的问题,本文基于传统四分之一波片法,实现快速、直接测量液晶对入射激光的相位调制量.验证试验发现,当中心温度为33℃时,对应的最大畸变相位为3.6 rad.同时,本文基于该实测相位调制结果,研究出射光的光束质量恶化过程.分析结果表明:当液晶移相器的中心温度变化小于10℃时,光束质量恶化小于20%....
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Published in | 光电工程 Vol. 48; no. 6; pp. 21 - 28 |
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Main Authors | , , , , , , , |
Format | Journal Article |
Language | Chinese |
Published |
电子科技大学光电科学与工程学院,四川 成都 611731%中国科学院光电技术研究所,四川 成都 610209
15.06.2021
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Subjects | |
Online Access | Get full text |
ISSN | 1003-501X |
DOI | 10.12086/oee.2021.200463 |
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Abstract | O436.4; 液晶光学相控阵是下一代光束控制技术的核心器件,提高其耐受激光阈值是当前研究的热点之一.针对较高功率激光入射场景下评测液晶光学相控阵相位调制性能恶化程度的问题,本文基于传统四分之一波片法,实现快速、直接测量液晶对入射激光的相位调制量.验证试验发现,当中心温度为33℃时,对应的最大畸变相位为3.6 rad.同时,本文基于该实测相位调制结果,研究出射光的光束质量恶化过程.分析结果表明:当液晶移相器的中心温度变化小于10℃时,光束质量恶化小于20%. |
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AbstractList | O436.4; 液晶光学相控阵是下一代光束控制技术的核心器件,提高其耐受激光阈值是当前研究的热点之一.针对较高功率激光入射场景下评测液晶光学相控阵相位调制性能恶化程度的问题,本文基于传统四分之一波片法,实现快速、直接测量液晶对入射激光的相位调制量.验证试验发现,当中心温度为33℃时,对应的最大畸变相位为3.6 rad.同时,本文基于该实测相位调制结果,研究出射光的光束质量恶化过程.分析结果表明:当液晶移相器的中心温度变化小于10℃时,光束质量恶化小于20%. |
Author | 黄帆 汪相如 马浩统 贺晓娴 张梦雪 王影丽 郭弘扬 胡婕 |
AuthorAffiliation | 电子科技大学光电科学与工程学院,四川 成都 611731%中国科学院光电技术研究所,四川 成都 610209 |
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Author_FL | Wang Xiangru Guo Hongyang Huang Fan He Xiaoxian Ma Haotong Zhang Mengxue Wang Yingli Hu Jie |
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Keywords | 液晶光学相控阵 高功率激光 光束质量 相位恶化 |
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Snippet | O436.4; 液晶光学相控阵是下一代光束控制技术的核心器件,提高其耐受激光阈值是当前研究的热点之一.针对较高功率激光入射场景下评测液晶光学相控阵相位调制性能恶化程度的问题,本文基于传统四分之一波片法,实现快速、直接测量液晶对入射激光的相位调制量.验证试验发现,当中心温度为33℃时,对应的最大畸变相位为3.6... |
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Title | 温度诱导液晶相控光束质量恶化分析 |
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