李星宇，工学博士，副研究员，硕士生导师，入选国家博士后创新人才支持计划。在北京科技大学获学士和博士学位。主要从事难熔金属、粉末冶金材料的制备原理和应用研究。主持和参与国家重点研发计划课题、国家自然科学基金、中国博士后科学基金、“揭榜挂帅”项目等项目。以第一/通讯作者在Acta Mater.、Adv. Mater.、Int. J. Refract. Met. H.、J. Nucl. Mater.等期刊上发表SCI论文10余篇。授权中国发明专利13项，美国专利1项。获教育部科技进步一等奖、浙江省科技进步三等奖、北京市优秀博士学位论文、中国冶金教育学会优秀博士学位论文等。担任《粉末冶金技术》、《Advanced Powder Materials》、《中国钼业》期刊青年编委。指导研究生获“互联网+”创新创业大赛北京市二等奖、工信部能源电子产业创新大赛新锐奖。

1. 难熔金属
2. 新型耐高温结构材料
3. 金属粉末合成
4. 铁基粉末冶金材料抗疲劳制造

科研业绩：

[1] Li Xingyu, Zhang Lin*, Dong Yanhao*, Gao Rui, Qin Mingli, Qu Xuanhui, Li Ju*. Pressureless two-step sintering of ultrafine-grained tungsten. Acta Materialia, 2020, 186: 116-123.

[2] Li Xingyu, Zhang Lin*, Dong Yanhao*, Qin Mingli, Wei Zichen, Que Zhongyou, Yang Junjun, Qu Xuanhui, Li Ju*. Towards pressureless sintering of nanocrystalline tungsten. Acta Materialia, 2021, 220: 117344.

[3] Zhang Lin1, Li Xingyu1, Qu Xuanhui*, Qin Mingli, Que Zhongyou, Wei Zichen, Guo Chenguang, Lu Xin*, Dong Yanhao*. Powder metallurgy route to ultrafine-grained refractory metals. Advanced Materials, 2023, 35: 2205807. (1These authors contributed equally to this work.)

[4] Li Xingyu, Wei Zichen, Zhang Lin, Zejing Li, Peng Zhang, Zhongyou Que, Chenguang Guo, En Mei, Qu Xuanhui. Hot Deformation Behavior of Rhenium and Understanding the Dynamic Recrystallization Process Involved. Metallurgical and Materials Transactions A, 2025, 56: 1605-1619.

[5] Li Xingyu, Zhang Baohong, Yu Ying, Wu Mao, Zhang Lin*, Wang Guanghua, Dong Di, Xiong Ning, Wang Tiejun, Qu, Xuanhui*. New insights on microstructural parameters controlling mechanical properties of rolled molybdenum. Materials Characterization, 2024, 215: 114135.

[6] Li Xingyu1, Xiong Ning1, Zhang Lin*, Qu Xuanhui*. A novel through-length gradient structure assisted strength-ductility synergy in hot-rolled tungsten. Materials & Design, 2022, 219: 110775.

[7] Li Xingyu, Zhang Lin*, Wang Guanghua, Long Ying, Yang Junjun, Qin Mingli*, Qu Xuanhui, So Kang Pyo*. Microstructure evolution of hot-rolled pure and doped tungsten under various rolling reductions. Journal of Nuclear Materials, 2020, 533: 152074.

[8] Li Xingyu, Zhang Lin*, Dong Yanhao, Wei Zichen, Que Zhongyou, Qu Xuanhui*. Orientation relationship of texture development in hot-rolled W during annealing. International Journal of Refractory Metals & Hard Materials, 2021, 97: 105527.

[9] Li Xingyu, Zhang Lin*, Wei Zichen, Que Zhongyou, Qin Mingli, Qu Xuanhui*. Impurity-induced microstructural uniformity by narrowing stored energy difference between {111} and {100} grains in rolled W. International Journal of Refractory Metals & Hard Materials, 2021, 99: 105593.

[10] Li Xingyu, Zhang Lin*, Wang Guanghua, Qin Mingli, Qu Xuanhui*, So Kang Pyo*. Influence of impurities on hot-rolled molybdenum for high temperature applications. International Journal of Refractory Metals & Hard Materials, 2020, 92: 105294.

[11] Que Zhongyou1, Li Xingyu1, Zhang Lin*, Wei Zichen, Guo Chenguang, Sun Haishen, Qin Mingli, Qu Xuanhui*, Dong Yanhao*. Resolving the sintering conundrum of high-rhenium tungsten alloys. Journal of Materials Science & Technology, 2023, 166: 78-85.

[12] Que Zhongyou, Li Xingyu*, Zhang Lin*, Mei En, Guo Chenguang, Sun Haishen, Liu Junming, Qin Mingli, Chen Gang, Qu Xuanhui*. Preparation, microstructure, and mechanical properties of HfN in-situ doped W-Re alloys by nitridation-denitridation method. International Journal of Refractory Metals and Hard Materials, 2025, 128: 107044.

[13] Que Zhongyou, Li Xingyu*, Zhang Lin*, Mei En, Guo Chenguang, Sun Haishen, Liu Junming, Qin Mingli, Chen Gang, Qu Xuanhui*. Preparation and properties of tungsten-rhenium alloys resistant to ultra-high temperatures. International Journal of Refractory Metals and Hard Materials, 2025, 127: 106975.

[14] Liu Junming, Li Xingyu*, Zhang Lin*, Zhang Peng, Guo Chenguang, Mei En, Hussain M. Irfan, Que Zhongyou, Qu Xuanhui*. Powder optimization for enhanced printing and sintering of porous tungsten in binder jet printing. International Journal of Refractory Metals and Hard Materials, 2025, 128: 107012.

[15] Zhang Haipo, Wang Daokuan, Li Xingyu*, Yin Fengshi*, Zhang Lin*, Li Xiaodong, Qu Xuanhui. Towards selective laser melting of high-density tungsten. Metals, 2023, 13: 1431.

[16] 李星宇, 章林*, 秦明礼, 魏子晨, 阙忠游, 曲选辉*. 气流磨处理对烧结钨粉微观组织和力学性能的影响. 粉末冶金技术, 2021, 3: 251-257.