近几年主持科研项目：

1、宽带光谱黑体辐射实验仪的开发，2024年。

2、微波光子学实验系统开发，2024年。

3、倾斜光纤光栅的设计和开发，2023年。

4、国家自然科学基金项目，自混合光电振荡超高精度传感及应用研究，2018年。

近几年发表主要论文：

1. Haotian Hu, Zhen Chen, Daofu Han*, Haitao Yan, Research on laser cleaning of graphite substrate in MOCVD equipment, Optics Communications, 577 , P131438  0030-4018, Mar 2025.

2. Shitong Zhong, Daofu Han*, Fangming Lai, Haitao Yan and Zhanwu Xie, Low cross-sensitivity and sensitivity enhanced FBG sensor based on OCMI with three cascaded FBGs, Optics Express, 32(27): 48995-49005, Dec 2024.

3. Zhanwu Xie, Wenlong Zeng, Pengfei Li, Haitao Yan, Daofu Han*, Thermal Modulation of a Chaotic Fiber Laser by Using a Phase-Shifted Fiber Bragg Grating, IEEE Phot onics Journal, 15(5): 1501805, Oct 2023.

4. Kai Tu, Zhanwu Xie, Wenlong Zeng, Daofu Han*, Haitao Yan, High Temperature Accurate Monitoring Based on Phase-Shifting Grating and Photoelectric Oscillation, IEEE Photonics Technology Letters, 33(21)1169-1172, Nov 2021.

5. Zhanwu Xie, Haitao Yan, Hongtao Zhang, Xiaoyan Zhao, Daofu Han, Cantilever deflection optical fiber sensor based on a chirped fiber grating Fabry-Perot cavity, Applied Optics, 60(27)8384-8389, Sep 2021.

6. Xuejie Mu, Zhi Yan, Yarong Yu, Haitao Yan, Daofu Han*, A tunable self-mixing chaotic laser based on high frequency electro-optic modulation, Optics and Laser Technology 127(2020)10672, Jul 2020.

获授权发明专利：

1. 曾文龙，韩道福，闫海涛，一种超宽带混沌光纤激光器，发明专利CN 115000789 B，2024-11-26

2. 韩道福，王华，李明，闫海涛，一种基于光电振荡的多普勒测速系统，发明专利CN106707292B，2019-04-26