【个人简介】

李星宇，工学博士，特聘副研究员，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（2017年）和博士学位（2023年）。主要从事难熔金属、粉末冶金材料的制备和应用研究。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10项，美国专利1项。担任《粉末冶金技术》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。

【研究方向】

1. 难熔金属
2. 硬质合金
3. 金属粉末合成
4. 新型耐高温结构材料

【科研业绩】

近五年发表论文：

[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 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.

[5] 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.

[6] 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.

[7] 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.

[8] 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.

[9] 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.

[10] Que Zhongyou, Wei Zichen, Li Xingyu, Zhang Lin*, Dong Yanhao*, Qin Mingli, Yang Junjun, Qu Xuanhui, Li Ju*. Pressureless two-step sintering of ultrafine-grained refractory metals: Tungsten-rhenium and molybdenum. Journal of Materials Science & Technology, 2022, 126: 203-214.

[11] Wei Zichen, Zhang Lin*, Li Xingyu, Wang Guangda, Que Zhongyou, Guo Chenguang, Qu Xuanhui*. Temperature-induced twinning mechanism transformation and strain hardening behavior of pure rhenium in compression. International Journal of Refractory Metals and Hard Materials, 2024, 119: 106506.

[12] 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.

[13] Wei Zichen, Zhang Lin*, Li Xingyu, Long Ying, Qu Xuanhui*. Effect of grain size on deformation behavior of pure rhenium. Materials Science and Engineering: A, 2022, 829: 142170.

[14] 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.