天津理工大学功能晶体研究院副研究员，硕士生导师。2011年本科毕业于西北农林科技大学，同年被保送至西安交通大学进行硕博连读。博士在读期间（2015-2016年），至德国莱布尼茨晶体生长研究所（IKZ）进行博士生联合培养，并于2017年获得工学博士学位。之后在江苏大学能源与动力工程学院，任讲师。2022年调入天津理工大学功能晶体研究院。

主要研究领域为半导体晶体，特别是液相法/PVT法SiC、金刚石单晶、直拉法单晶硅的晶体生长、热场设计及工艺优化。迄今为止，已发表学术论文20余篇，其中SCI一作/通讯作者论文10余篇。主持国家自然科学基金青年项目、江苏省自然科学基金青年项目、中国博士后科学基金面上项目、江苏省博士后科学基金、企业产学研等项目。目前担任Journal of Crystal Growth、Silicon及人工晶体学报等期刊评审人。

承担科研项目

1.国家自然科学基金青年项目，52302007，2023.08-2026.12，30万，主持。

2.国家自然科学基金国家重大科研仪器研制项目，52327801，2023.10-2028.12, 165万，参与。

3.天津市科技局全国重点实验室重大专项，25ZXZSSS00210，2025.12-2027.09，100万，参与。

4.企业委托课题，2023.07-2027.05，205万，主持。

5.江苏省自然科学基金青年项目，BK20210762，2021.07-2024.06，20万，主持。

发表论文

1.Yuhui Liu, Sen Luan, Mengyu Li, Xiaofang Qi*, Wencheng Ma, Yongkuan Xu*, Zhanggui Hu, Effect of solution components on the surface morphology in the solution growth of n-type 4H-SiC crystals, Journal of Alloys and Compounds 1047(5) (2025) 185084.

2.Mengyu Li, Yuhui Liu, Xiaofang Qi*, Wencheng Ma, Yongkuan Xu, Zhanggui Hu*, Yicheng Wu, Suppression of the surface roughness by adjusting the temperature distribution in the top-seeded solution growth of SiC crystal, Journal of Materiomics, 11(5) (2025) 100994.

3.Guanghui Wu, Xiaofang Qi*, Yao Yang, Shanshan Tang, Jiancheng Li, Junlan Wang, Rugang Chen, Lijun Liu, Improvement of crystal-melt interface and reducing dislocation density of casting quasi-single crystalline silicon ingots using a novel thermal field, Solar Energy Materials and Solar Cells 285(15) (2025) 113550.

4.Yuhui Liu, Mengyu Li, Zhaoyang Yan, Xiaofang Qi*, Wencheng Ma, Jianli Chen, Yongkuan Xu, Zhanggui Hu, Effects of coil frequency on the carbon transport in the top-seeded solution growth of SiC single crystal, Journal of Crystal Growth, 643 (2024) 127801.

5.Guanglian Sun, Xiaofang Qi,* Hongping Wu*, Zhanggui Hu, Jiyang Wang, Yicheng Wu, New ultraviolet transparent rare-earth borates with enhanced birefringence induced by cation chemical substitution, Inorg. Chem. Front., 11 (2024) 3245.

6.Xiaofang Qi, Junlei Wang, Yong Wen, Wencheng Ma^*. Effect of water-cooled jacket on the oxygen transport during the Czochralski silicon crystal growth process. Journal of Crystal Growth, 609 (2023) 127139.

7.Fuchang Li, Lei He, Zhaoyang Yan, Xiaofang Qi^*, Wencheng Ma, Jianli Chen, Yongkuan Xu, Zhanggui Hu. Effects of crystal rotation on the carbon transport in the top-seeded solution growth of SiC single crystal. Journal of Crystal Growth, 607 (2023) 127112.

8.Shanshan Tang, Xiaofang Qi^*, Chuanbo Chang, Quanzhi Wang, Lijun Liu^*. Application of a new grain boundary technology for quasi-single crystalline silicon ingots. Journal of Crystal Growth, 607 (2023) 127109.

9.Xiaofang Qi, Wencheng Ma, Lijun Liu^*. Effect of internal radiation on heat transfer during Ti:sapphire crystal growth process by heat exchanger method. International Journal of Heat and Mass Transfer, 170 (2021) 121000.

10.Xiaofang Qi, Yiwen Xue Wenjia Su, et al. Effect of argon flow on oxygen and carbon coupled transport in an industrial directional solidification furnace for crystalline silicon ingots. Crystals, 11(4) (2021) 421.

11.Xiaofang Qi, Wencheng Ma, Yifan Dang, et al. Optimization of the melt/crystal interface shape and oxygen concentration during the Czochralski silicon crystal growth process using an artificial neural network and a genetic algorithm. Journal of Crystal Growth, 548 (2020) 125828.

12.Xiaofang Qi, Lijun Liu, Thècle Riberi-Béridot, et al. Simulation of grain evolution in solidification of silicon on meso-scopic scale. Computational Materials Science, 159 (2019) 432-439.

13.Xiaofang Qi, Lijun Liu^*, Wencheng Ma. Effects of furnace pressure on oxygen and carbon coupled transport in an industrial directional solidification furnace for crystalline silicon ingots. Journal of Crystal Growth, 468 (2017) 933-938.

14.Xiaofang Qi, Qinghua Yu, Wenhan Zhao, et al. Improved seeded directional solidification process for producing high-efficiency multi-crystalline silicon ingots for solar cells. Solar Energy Materials and Solar Cells, 130 (2014) 118–123.

15.Xiaofang Qi, Wenhan Zhao, Lijun Liu^*, et al. Optimization via simulation of a seeded directional solidification process for quasi-single crystalline silicon ingots by insulation partition design. Journal of Crystal Growth, 398 (2014) 5-12.

16.Lijun Liu^*, Xiaofang Qi, Wencheng Ma, et al. Control of the gas flow in an industrial directional solidification furnace for production of high purity multicrystalline silicon ingots. International Journal of Photoenergy, 513639 (2015) 1-10.  

奖励与荣誉

西安交通大学优秀研究生、第16届CSPV会议优秀论文奖、江苏省光伏科学技术三等奖、第十九届全国晶体生长与材料学术会议优秀墙报奖、第四届人工晶体材料青年学术会议优秀青年学者论文等奖励。