研究方向为新型轻质高强韧复合材料的结构设计及强韧化机制的原位电子显微学研究。以第一作者或通讯作者在Nature、Science、Nat. Mater.、JACS、Nat. Commun.、Matter等期刊上发表SCI论文50余篇，授权中国专利40余项，承担国家自然科学基金委区域联合基金重点项目、优秀青年基金等项目。担任《电子显微学报》、《上海金属》编委；《Materials Research Letters》、《航空材料学报》、《金属学报》、《中国有色金属学报》等期刊青年编委；担任新材料发展联盟科学家智库副理事长，国际有色金属新材料大会理事、副秘书长。
李伟，博士。上海交通大学材料学院副教授，博士生导师。上海市热处理学会和上海市金属学会理事。日本京都大学访问学者。从事金属材料固态相变和组织调控研究，极端服役条件（低温、涉氢）下先进钢强韧性和等离子表面处理等。在Science，Science Bulletin, Acta Materialia, International Journal of Plasticity等期刊发表学术论文100余篇。
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