Review

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  Research progress on mask imaging and defect compensation strategies for extreme ultraviolet lithography (Cover Paper)

  ZHAO Min, XIN Ying, KUANG Shangqi

  2025 Vol. 42 (6): 733-749. doi:10.3969/j.issn.1007-5461.2025.06.001

  Abstract ( 15 ) PDF (1172KB) ( 9 )

Spectroscopy

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  Measurement of anti‑phospholipase A2 receptor antibodies based on surface‑enhanced Raman spectroscopy

  ZHANG Yu , CHENG Rui , ZHAO Chang , YANG Huinan , SHEN Jianxiao , QI Chaojun , CHEN Jun

  2025 Vol. 42 (6): 750-758. doi:10.3969/j.issn.1007-5461.2025.06.002

  Abstract ( 12 ) PDF (7012KB) ( 3 )

Image and Information Proc.

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  Research on target trajectory extraction algorithm for single‑photon lidar based on improved RANSAC

  SHENG Mingzhen , , Bai Tongzheng , ZHENG Xiaobing , ZHAI Wenchao , XIA Maopeng

  2025 Vol. 42 (6): 759-769. doi:10.3969/j.issn.1007-5461.2025.06.003

  Abstract ( 11 ) PDF (11031KB) ( 1 )

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  Long‐distance single‐photon fast imaging algorithm

  LANG Changcai, LIU Weiyue

  2025 Vol. 42 (6): 770-778. doi:10.3969/j.issn.1007-5461.2025.06.004

  Abstract ( 11 ) PDF (29252KB) ( 3 )

Laser Tech. and Devices

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  Experimental study on rapid switching of phase‑locked and frequency‑locked broadband lasers

  LI Yang , , LU Sibin , , JIANG Min , , SUN Chuan , , CHEN Xiaoli , , FU Jiahao , , LI Runbing , WANG Jin , , ZHAN Mingsheng ,

  2025 Vol. 42 (6): 779-787. doi:10.3969/j.issn.1007-5461.2025.06.005

  Abstract ( 21 ) PDF (10432KB) ( 6 )

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  Wavelength⁃tunable mid⁃infrared Er:ZBLAN fiber laser

  TANG Shihao, LIU Jiayi, HUANG Song, GAO Weiqing

  2025 Vol. 42 (6): 788-794. doi:10.3969/j.issn.1007-5461.2025.06.006

  Abstract ( 12 ) PDF (3681KB) ( 4 )

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  Temperature control system for DFB lasers based on digital PID

  YU Zhichao , , YAO Lu , KAN Ruifeng , SUN Fangliang , , XU Zhenyu , ZHANG Xianyi

  2025 Vol. 42 (6): 795-805. doi:10.3969/j.issn.1007-5461.2025.06.007

  Abstract ( 14 ) PDF (5117KB) ( 5 )

Quantum Optics

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  Steady state properties of open topological waveguides

  CHI Xihao , GUO Xiang , YIN Dongmei , WANG Zhihai

  2025 Vol. 42 (6): 806-817. doi:10.3969/j.issn.1007-5461.2025.06.008

  Abstract ( 15 ) PDF (15274KB) ( 12 )

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  Practical attacks detection of continuous⁃variable quantum key distribution based on KNN

  LIU Chan , HUANG Lei , WANG Zheng , , ZHU Lingjin

  2025 Vol. 42 (6): 818-828. doi:10.3969/j.issn.1007-5461.2025.06.009

  Abstract ( 11 ) PDF (6222KB) ( 2 )

Quantum Optics

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  A novel light source monitoring scheme for mode‑pairing quantum key distribution protocol

  LI Zhenhua , DOU Tianqi , KONG Weiwen , XIE Yuheng , ZHAO Qi , TANG Jianjun , MA Haiqiang

  2025 Vol. 42 (6): 829-839. doi:10.3969/j.issn.1007-5461.2025.06.010

  Abstract ( 10 ) PDF (3286KB) ( 2 )

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  Theoretical study on non‑equilibrium dynamics in Yang‑Lee edge singularity

  GAO Qi, HE Xinhao, ZHUANG Ying, WU Xiaoqing, ZHAI Liangjun

  2025 Vol. 42 (6): 840-848. doi:10.3969/j.issn.1007-5461.2025.06.011

  Abstract ( 13 ) PDF (2055KB) ( 4 )

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  Casimir force in high‑Q cavities under different parameters

  BAHETIGULI Asilibieke , RAN Qiyi , LONG Yumei , LIU Hui ZHENG Taiyu , TUERXUN Aidilibike

  2025 Vol. 42 (6): 849-856. doi:10.3969/j.issn.1007-5461.2025.06.012

  Abstract ( 11 ) PDF (4694KB) ( 4 )

Laser Applications

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  Numerical simulation and experimental analysis of temperature field of aerosol⁃water vapor lidar

  ZHANG Lujin , , WU Decheng , CAI Xinyuan , , HUANG Honghua ,

  2025 Vol. 42 (6): 857-866. doi:10.3969/j.issn.1007-5461.2025.06.013

  Abstract ( 11 ) PDF (11826KB) ( 2 )

Optical Materials

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  Thermal effects and laser properties of end⁃pumped gradient⁃doped Nd:YAG crystal

  LIU Yao, , DOU Renqin, , HUANG Lei , , LUO Jianqiao, , JIANG Haihe , ZHANG Qingli , , ZHANG Junrui , , SUN Guihua, , WANG Xiaofei , , LIU Wenpeng,

  2025 Vol. 42 (6): 867-876. doi:10.3969/j.issn.1007-5461.2025.06.014

  Abstract ( 8 ) PDF (5249KB) ( 3 )