刘自军

光学工程博士，博导，研究员，山东泰安人，1986年12月；宁波市青年科技创新领军人才。

Email：liuzijun@nbu.edu.cn 

个人教育和工作经历

(1) 2023-12 至 今, 宁波大学, 宁波高等技术研究院, 研究员

(2) 2019-12 至 2023-12, 宁波大学, 宁波高等技术研究院, 副研究员

(3) 2018-12 至 2019-12, 法国雷恩第一大学, 法国国家研究中心玻璃和陶瓷实验室, 访问学者

(4) 2014-07 至 2019-12, 宁波大学, 宁波高等技术研究院, 讲师

(5) 2009-09 至 2014-07, 华中科技大学, 光学工程, 博士

       科研工作主要集中于特种玻璃材料、红外光纤及其器件化研究等方面，包括红外玻璃材料、红外特种光纤、基于硫系玻璃的红外光学系统等。主持国家重点研发计划课题1项、国家自科基金3项、省重大课题1项、公司横向课题等科研项目10余项。以第一/通讯作者在在Opt. Lett、Opt. Express、J. Lightwave Technol.、J. Mater. Chem. C、Ceram. Int.等SCI期刊发表系列论文，获得授权国家发明专利10件。

主要科研项目

1. 国家重点研发计划项目课题，硫系玻璃薄膜制备及超构表面异质集成研究，2024-12-01，2027-11-30，主持；
2. 国家自然科学基金-面上项目，基于热扩散缺陷消除的高激光损伤阈值硫系光纤研究，2024-01-01，2027-12-31，主持；
3. 国家自然科学基金-面上项目，过渡金属掺杂II-VI纳米晶-硫系玻璃复合光纤及中红外激光性能研究，2020-01-01，2023-12-31，主持；
4. 国家自然科学基金-青年科学基金项目，中红外光纤激光器用硫系掺杂光纤制备及性能研究，2017-01-01，2019-12-31，主持；
5. 青年科技创新领军人才项目，渐变折射率红外硫系玻璃扩散机理及应用研究， 2024-06-28，2026-06-28，主持；
6. 浙江省自然科学基金重大项目，远红外非晶薄膜材料设计与制备，2023-01-01，2025-12-31，主持；
7. 浙江省探索一般项目，纳米晶-硫系玻璃复合中红外激光材料制备及性能研究， 2019-01-01，2021-12-31，主持；
8. 宁波市重点研发计划，面向危化气体检测的智能可视化红外系统研制及应用示范，2023-7-01，2025-7-30，参与；
9. 企、事业单位委托项目，基于高折射率硫系玻璃的镜片研发，2023-07-15，2026-03-30，主持；
10. 企、事业单位委托项目，主持，高折射率红外新型硫系玻璃的设计研发， 2024-10-01，2026-09-30，主持。

学术专著

戴世勋, 林常规, 沈祥, 等. 红外硫系玻璃及其光子器件, 北京：科学出版社, 2017年2月.  (刘自军参编第四章)

代表性论文(近5年)： 

1. Duan Kerong，Guan Yongnian，Wang Qiangqiang，Wu Yan，Chen Xiaodong，Xia Kelun，Wu Yu，Xu Weisheng，Wang Xunsi，Dai Shixun，Shen Xiang，Liu Zijun^*; "Reducing fiber scattering loss through hot-diffusion: a study on eliminating core–cladding interface defects" Optics Letters，2025, 50, 8, p. 2582-2585.
2. Yan Wu, Kerong Duan,Qiangqiang Wang , Xiaodong Chen , Yongnian Guan , Kelun Xia , Shixun Dai, Xiang Shen , Xunsi Wang, Liu Zijun^* ; "Fabrication of large-mode area multi-core mid-infrared photonic crystal fiber with bending resistance." Optics & Laser Technology 186 (2025): 112648.
3. Xiaodong Chen, Senlin Yan, Yan Wu, Guang Jia, Kelun Xia, Yongnian Guan, Xuni Shen, Xunsi Wang, Shixun Dai, Xiang Shen, and Liu Zijun^* ;, "Fabrication and performance of high refractive index achromatic gradient index chalcogenide glass," Optics Express 33, 7841-7851 (2025)
4. Kelun Xia, Yongnian Guan, Guang Jia, Jierong.Gu, Miaomiao Wu, Chenjie Gu, Rongping Wang, Liu Zijun^* ;, Xiang Shen*, Network structure and property evolution of GexAsySe1-x-y glasses: Towards specialized functional glasses, Journal of Alloys and Compounds, 1010 (2025) 178242.
5. Yachen Liang , Xiange Wang, Zhengxiang Gu, Yongnian Guan, Lelu He, Kelun Xia, Xunsi Wang , Shixun Dai ,Xiang Shen , and Zijun Liu*, High Extinction-Ratio and Near-Zero Dispersion Chalcogenide Polarization Maintaining Photonic Crystal Fibers in Mid-Infrared. Journal of Lightwave Technology, 2024. 42(16): 5691-5697.
6. Kelun Xia, Guang Jia, Yongnian Guan, Jierong Gu, Miaomiao Wu, Zhengxiang Gu, Chenjie Gu, Tiefen Xu, Zhiyong Yang, Heqi Ren, Changlong Wang, Zijun Liu*, Xiang Shen*, Thermal diffusion preparation and rebonding behavior of Ge20Se80-xTex infrared gradient glass, Ceramics International, 50 (2024) 13318-13326.
7. He Lelu; Liang Yachen; Guan Yongnian; Gu Zhengxiang; Xia Kelun; Wang Xunsi; Dai Shixun; Shen Xiang; Liu Zijun^* ; Large mode-area all-solid anti-resonant fiber based on chalcogenide glass for mid-infrared transmission, Optics Express , 2023, 31(5): 8975-8986
8. Zhengxiang Gu, Yachen Liang, Kelun Xia, Yongnian Guan, Lelu He, Xunsi Wang, Shixun Dai, Xiang Shen, and Zijun Liu*, Chalcogenide GRIN glasses with high refractive index and large refractive index difference for LWIR imaging, Optics Express, 2023,31(22), 37162-37173.
9. Yachen Liang, Zhengxiang Gu, Yongnian Guan, Lelu He, Kelun Xia, Xunsi Wang, Shixun Dai, Xiang Shen, and Zijun Liu*，Low-loss chalcogenide microstructured optical fibers prepared by eliminating interfaces defects. Optics Express. 2023, 31(19), 30682-30692.
10. Guan Yongnian; Xia Kelun; He Lelu; Gu Zhengxiang; Liang Yachen; Zhang Jingwei; Gui Yiming; Wang Xunsi; Dai Shixun; Shen Xiang; Liu Zijun^*  ; Preparation and refractive index characterization of chalcogenide glasses with gradient refractive index, Journal of the American Ceramic Society, 2023, 106(4): 2288-2297
11. Yiming Gui; Yongnian Guan; Xusheng Zhang; Chunqiu Zhang; Kelun Xia; Lelu He; Xiang Shen; Liu Zijun^*; Development and characteristics of infrared gradient refractive index chalcogenide glasses by hot pressing, Optics Express, 2022, 30(12): 21491-21500
12. Xusheng Zhang; Liu Zijun^*; Yiming Gui; Haotian Gan; Yongnian Guan; Lelu He; Xunsi Wang; Xiang Shen; Shixun Dai ; Characteristics and preparation of a polarization beam splitter based on a chalcogenide dual-core photonic crystal fiber, Optics Express, 2021, 29(24): 39601-39610
13. Gui Yiming; Zhang Xusheng; Xia Kelun; Gan Haotian; He Lelu; Guan Yongnian; Liu Zijun^*; Yang Zhiyong; Wang Xunsi; Dai Shixun; Shen Xiang ; Mid infrared fluorescence characteristics and application of Co²⁺:ZnS doped chalcogenide glass-ceramics, Ceramics International, 2022, 48(6): 8502-8508
14. Chunqiu Zhang, Yiming Gui, Kelun Xia, Guang Jia, Cuiping Liu, Jingwei Zhang, Jialin Li, Zhiyong Yang, Liu Zijun^*, and Xiang Shen*, "Preparation of infrared axial gradient refractive index lens based on powder stacking and the sintering thermal diffusion method," Optical Materials Express, 2022, 12(2): 584-592
15. Haotian Gan, KelunXia, Yiming Gui, Xusheng Zhang, Na Zeng, Zhenfei Cao, Xunsi Wang, Shixun Dai, Liu Zijun^*, High content Er³⁺ doped ZBLAN glass: The spectral characteristics and high slope efficiency MIR laser investigation, Journal of Alloys and Compounds, 2021, 865,158170
16. Haotian Gan, Liu Zijun^*, Kelun Xia, Xusheng Zhang, Yiming Gui, Shixun Dai, Er³⁺/Pr³⁺ co-doped GeAsGaSe chalcogenide glasses for infrared emissions and their potential in 2.7 μm fiber laser, Ceramics International., 46 (18, Part A), 2020, 28125-28131.
17. Kelun Xia, Liu Zijun^*, Yuan Yuan, Hua Chen, Haotian Gan, Shixun Dai, Xunsi Wang, Zhang Xianghua, Rongping Wang. Broadband mid-infrared emission from Cr²⁺ in crystal-in-glass composite glasses by Hot Uniaxial Pressing. Journal of the American Ceramic Society (ISSN: 0002-7820), 2019, 102(11):6618-6625.