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线偏振超连续谱研究进展 线偏振超连续谱研究进展
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos230923
李博 Li Bo, 陈胜平 Chen Shengping, 李敬岁 Li Jingsui, 宋家鑫 Song Jiaxin, 宋锐 Song Rui, 韩凯 Han Kai
{"title":"线偏振超连续谱研究进展","authors":"李博 Li Bo, 陈胜平 Chen Shengping, 李敬岁 Li Jingsui, 宋家鑫 Song Jiaxin, 宋锐 Song Rui, 韩凯 Han Kai","doi":"10.3788/aos230923","DOIUrl":"https://doi.org/10.3788/aos230923","url":null,"abstract":"线偏振超连续谱光源是具有线偏振特性的宽光谱激光光源,是连接偏振光学与非线性光学的一个很好的纽带,在高光谱成像照明、光学相干层析等领域有重要应用。近几年关于线偏振超连续谱的研究报道逐渐增多,研究人员已经针对线偏振超连续谱的偏振度提高、相干性增强、光谱平坦度提高、功率提升以及光谱拓展等重点问题开展研究工作,并取得重要进展。本文介绍线偏振超连续谱的研究进展,总结分析线偏振超连续谱产生中的关键技术,并介绍与分析两种针对线偏振超连续谱的偏振消光比测量方法。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135152255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
基于光谱滤波的宽谱激光相干合成光程与相位同步控制研究 基于光谱滤波的宽谱激光相干合成光程与相位同步控制研究
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos231162
常洪祥 Chang Hongxiang, 靳凯凯 Jin Kaikai, 张雨秋 Zhang Yuqiu, 张嘉怡 Zhang Jiayi, 金坤 Jin Kun, 李灿 Li Can, 粟荣涛 Su Rongtao, 冷进勇 Leng Jinyong, 周朴 Zhou Pu
{"title":"基于光谱滤波的宽谱激光相干合成光程与相位同步控制研究","authors":"常洪祥 Chang Hongxiang, 靳凯凯 Jin Kaikai, 张雨秋 Zhang Yuqiu, 张嘉怡 Zhang Jiayi, 金坤 Jin Kun, 李灿 Li Can, 粟荣涛 Su Rongtao, 冷进勇 Leng Jinyong, 周朴 Zhou Pu","doi":"10.3788/aos231162","DOIUrl":"https://doi.org/10.3788/aos231162","url":null,"abstract":"高精度光程控制是宽谱激光相干合成中的关键技术之一,是在一定光谱宽度条件下保持多路激光相干性的重要手段。为了保持各路激光之间的时间相干性,对于光谱宽度为10 nm量级的激光,光程差一般要控制在十几个波长以内。因此,为了实现宽谱激光的相干合成,除了对多束激光进行相位控制,还需要同步地对各路激光之间的光程差进行有效控制。本文研究了基于光谱滤波的相位与光程同步控制技术,利用放大自发辐射光源和中心波长为1064 nm的光纤带通滤波器产生光谱宽度为10 nm的光纤激光,通过光谱滤波的方式实现相位和光程的同步探测与控制,光程控制范围优于0.1 ps,相位控制残差<λ/16。该方法在高平均功率光纤激光相干合成中具有重要的应用价值。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135152259","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
主被动星载大气探测载荷性能对比与分析 主被动星载大气探测载荷性能对比与分析
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos231153
王静松 Wang Jingsong, 刘东 Liu Dong
{"title":"主被动星载大气探测载荷性能对比与分析","authors":"王静松 Wang Jingsong, 刘东 Liu Dong","doi":"10.3788/aos231153","DOIUrl":"https://doi.org/10.3788/aos231153","url":null,"abstract":"卫星遥感能够获取全球范围的大气环境参数,主要包括主动和被动两类探测技术。星载激光雷达作为典型的主动光学遥感载荷可以用于探测全球大气气溶胶、云、大气风场和温室气体等,并可以反演垂直廓线信息。本文概述了星载激光雷达探测技术的发展历程,较为全面地总结了星载激光雷达载荷轨道及技术参数,并与被动光学遥感载荷进行了比较,探讨了主被动星载大气探测载荷各自的优劣势和未来发展趋势。通过对比分析,为未来不同应用场景的大气探测载荷选择提供参考,有助于更好地利用卫星数据反演全球大气参数。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135152284","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
光采样示波器软件同步算法研究 光采样示波器软件同步算法研究
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos230731
杨爱英 Yang Aiying, 赵喆 Zhao Zhe, 李谦 Li Qian
{"title":"光采样示波器软件同步算法研究","authors":"杨爱英 Yang Aiying, 赵喆 Zhao Zhe, 李谦 Li Qian","doi":"10.3788/aos230731","DOIUrl":"https://doi.org/10.3788/aos230731","url":null,"abstract":"随着高速光通信信号速率的不断提高,电采样示波器所需的带宽也增加了。现有宽带高性能电采样示波器逐渐达到电子瓶颈决定的带宽极限。为了克服电子瓶颈,研制了基于光域采样技术的光采样示波器样机,其中软件同步算法的复杂度决定了样机测试的实时性。在基于啁啾z变换(CZT)的软件同步算法基础上,提出了基于选带傅里叶变换(ZoomFFT)的软件同步算法,进一步降低软件同步复杂度。与基于CZT的软件同步算法相比,基于ZoomFFT的软件同步算法所需实数乘法个数下降了68.8%。利用研制的光采样示波器样机,分别对不同速率的四电平脉冲幅度调制(PAM4)光信号、正交相移键控(QPSK)光信号进行了测量,并以宽带电采样示波器的测量结果进行对比,验证了光采样示波器能自适应地对不同速率的强度调制信号、相位调制信号进行测量。此外,为了表征光采样示波器本底噪声的影响,通过降低被测光通信信号功率,对Q因子进行了测量,结果表明,Q因子下降3 dB对应的灵敏度约为10 dB。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135156086","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
多谱段复杂红外场景模拟技术 多谱段复杂红外场景模拟技术
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos230756
李卓 Li Zhuo, 高彦泽 Gao Yanze, 张金英 Zhang Jinying
{"title":"多谱段复杂红外场景模拟技术","authors":"李卓 Li Zhuo, 高彦泽 Gao Yanze, 张金英 Zhang Jinying","doi":"10.3788/aos230756","DOIUrl":"https://doi.org/10.3788/aos230756","url":null,"abstract":"多谱段复杂红外场景模拟技术是红外成像制导半实物仿真系统试验的关键技术,其技术特性限制了整个仿真平台的总体性能。实现多谱段复杂红外场景模拟的技术途径主要包括电阻阵列、光热图像转换阵列、数字微镜、液晶空间光调制器、红外发光二极管阵列、相变材料阵列、可调发射率半导体屏、量子点下转换芯片、光致发磷光材料、光子晶体等。本文回顾了多谱段复杂红外场景模拟技术的发展历史,介绍了典型技术的实现原理,讨论了每种技术的相对优点和缺点,并总结了国内外主要研究机构的研究现状。最后,对这些技术的性能参数进行了比较。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135157912","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
狭缝匀光器对遥感光谱仪探测精度的研究 狭缝匀光器对遥感光谱仪探测精度的研究
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos222099
郭宝泽 Guo Baoze, 石恩涛 Shi Entao, 王咏梅 Wang Yongmei, 武志昆 Wu Zhikun
{"title":"狭缝匀光器对遥感光谱仪探测精度的研究","authors":"郭宝泽 Guo Baoze, 石恩涛 Shi Entao, 王咏梅 Wang Yongmei, 武志昆 Wu Zhikun","doi":"10.3788/aos222099","DOIUrl":"https://doi.org/10.3788/aos222099","url":null,"abstract":"对星载仪器的回传数据进行分析,发现空间场景不均匀现象会造成光谱响应函数(ISRF)的“漂移”,从而影响探测数据精度。提出通过光学元件平衡了ISRF“漂移”的问题——狭缝匀光器。概述了光线在狭缝匀光器中的传播过程,建立了合理的光学模型,利用近场衍射原理解释其传播过程并分析了狭缝匀光器的光学特性。整个狭缝模型由数学软件和光学软件进行仿真模拟及数理分析,得到狭缝匀光器匀光效果的具象表示。通过光学模型表示了入瞳场景与狭缝匀光器匀光效果之间关联,研究不同入瞳场景中痕量气体排放点位置和覆盖面积的不同对狭缝匀光器提升探测精度的影响,量化了不同入瞳场景下光谱仪系统ISRF的变化,并提出一种提高探测精度的方法。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135104354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
飞秒激光直写Tm∶YAP波导脉冲激光器 飞秒激光直写Tm∶YAP波导脉冲激光器
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos230859
王士香 Wang Shixiang, 陈志翔 Chen Zhixiang, 刘洪亮 Liu Hongliang, 任莹莹 Ren Yingying, 孙晓莉 Sun Xiaoli, 贾曰辰 Jia Yuechen, 陈峰 Chen Feng
{"title":"飞秒激光直写Tm∶YAP波导脉冲激光器","authors":"王士香 Wang Shixiang, 陈志翔 Chen Zhixiang, 刘洪亮 Liu Hongliang, 任莹莹 Ren Yingying, 孙晓莉 Sun Xiaoli, 贾曰辰 Jia Yuechen, 陈峰 Chen Feng","doi":"10.3788/aos230859","DOIUrl":"https://doi.org/10.3788/aos230859","url":null,"abstract":"利用飞秒激光直写技术制备Tm∶YAP光波导并实现1.9 μm波导调Q锁模激光输出。结合具有金属特性的NbSe2薄膜作为可饱和吸收元件进行光学调制,波导激光输出的激光脉冲重复频率为7.8 GHz,最短脉宽为62 ps。这也是已报道的从Tm∶YAP波导中获得的最短激光脉宽。通过调整泵浦光的偏振,可以获得1855.87/1892.54 nm的双波长激光输出。结果表明,具有金属特性的NbSe2薄膜在调制中红外超快脉冲激光器方面具有较大的应用价值。此外,双波长输出的紧凑型Tm∶YAP波导脉冲激光器在多功能集成光子学研究方面具有较好的应用前景。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135104367","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
基于羟基标记的速度、温度同时测量技术 基于羟基标记的速度、温度同时测量技术
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos230982
叶景峰 Ye Jingfeng, 李国华 Li Guohua, 邵珺 Shao Jun, 张振荣 Zhang Zhenrong, 王晟 Wang Sheng, 胡志云 Hu Zhiyun, 陶蒙蒙 Tao Mengmeng
{"title":"基于羟基标记的速度、温度同时测量技术","authors":"叶景峰 Ye Jingfeng, 李国华 Li Guohua, 邵珺 Shao Jun, 张振荣 Zhang Zhenrong, 王晟 Wang Sheng, 胡志云 Hu Zhiyun, 陶蒙蒙 Tao Mengmeng","doi":"10.3788/aos230982","DOIUrl":"https://doi.org/10.3788/aos230982","url":null,"abstract":"基于羟基标记示踪速度测量技术,研究了基于该技术中激光光解水产生的OH-进行温度测量的双色平面激光诱导荧光(PLIF)方法和荧光强度测温方法,进而开发了一种新的速度、温度同时测量技术,并在电加热流场及超燃冲压发动机流场进行了测量验证。在室温至900 K的温度范围内,与热电偶温度测量结果比,基于光解OH-的双色PLIF温度测量的平均标准偏差为12.1 K,基于光解OH-荧光强度的温度测量最大偏差为16.8 K,速度测量不确定度在1%以内。在超燃冲压发动机流场中,利用CARS温度测量数据作为温度测量标定点,获得了标记线上温度、速度的同时测量结果,其中所得温度与CARS温度测量结果的最大偏差为44 K。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135104376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
基于非厄密拓扑效应的无线传能与传感研究 基于非厄密拓扑效应的无线传能与传感研究
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos230850
郭志伟 Guo Zhiwei, 胡胜宇 Hu Shengyu, 张海燕 Zhang Haiyan, 王宇倩 Wang Yuqian, 董丽娟 Dong Lijuan, 孙勇 Sun Yong, 李云辉 Li Yunhui, 江海涛 Jiang Haitao, 羊亚平 Yang Yaping, 陈鸿 Chen Hong
{"title":"基于非厄密拓扑效应的无线传能与传感研究","authors":"郭志伟 Guo Zhiwei, 胡胜宇 Hu Shengyu, 张海燕 Zhang Haiyan, 王宇倩 Wang Yuqian, 董丽娟 Dong Lijuan, 孙勇 Sun Yong, 李云辉 Li Yunhui, 江海涛 Jiang Haitao, 羊亚平 Yang Yaping, 陈鸿 Chen Hong","doi":"10.3788/aos230850","DOIUrl":"https://doi.org/10.3788/aos230850","url":null,"abstract":"近年来受拓扑绝缘体启发而兴起的拓扑光子学有力地促进了电磁波调控和新型波功能器件的研究。光子人工带隙材料因其丰富的物态调控机制和高度定制化的设计自由度成为了研究拓扑光子学和研制鲁棒性光子器件的重要平台。本文主要综述了周期性二聚化以及准周期性Harper光子拓扑链中光子与人工带隙材料的相互作用,揭示了非厄密物理、宇称-时间对称转变和拓扑相变对能带和带隙的作用规律,以及光场本征态的调控和传输机制。围绕实际的共振耦合技术,介绍了非厄密拓扑物理启发下的具有拓扑保护特性的高性能近场无线传能和传感方案,并对非厄密拓扑物理对于无线传能和传感的发展将起到的作用进行了展望。","PeriodicalId":7103,"journal":{"name":"Acta Optica Sinica","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135104976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
光力矩的基本原理及其应用 光力矩的基本原理及其应用
4区 物理与天体物理
Acta Optica Sinica Pub Date : 2023-01-01 DOI: 10.3788/aos231146
陶也 Tao Ye, 钟伟 Zhong Wei, 吴欣怡 Wu Xinyi, 何涛 He Tao, 赖成兴 Lai Chengxing, 王占山 Wang Zhanshan, 施宇智 Shi Yuzhi, 程鑫彬 Cheng Xinbin
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