特殊工况下材料的摩擦学行为。目前的主要研究方向为航空发动机中关键材料的摩擦磨损行为，包括转子叶片与封严涂层之间的高速刮擦，叶片榫头与榫槽之间的微动磨损，航发主轴轴承的接触疲劳磨损行为等。

最近发表的代表论文：
1. J. Wang, W. Xue*, S. Gao, S. Li, D. Duan*, Effect of groove surface texture on the fretting wear of Ti–6Al–4V alloy, Wear, 486-487, 204079 (2021)
2. J.F. Wang, D.L. Duan*, W.H. Xue*, S.Y. Gao, S. Li, Ti-6Al-4V fretting wear and a quantitative indicator for fretting regime evaluation, Proc. Inst. Mech. Eng. Part J.-J. Eng. Tribol., 235(2),423-433, (2021)
3. J.P. Zhang, W.H. Xue*, D.L. Duan*, S.L. Jiang, J. Song, S.Y. Gao, S. Li, Effect of the Corrosion of Seal Coatings Used in Aero Engines on Their High-Speed Wear Behaviour, Journal of Thermal Spray Technology, 29(8), 1958-1967 (2020)
4. W. Xue, S. Gao, D. Duan*, J. Zhang, Y. Liu, S. Li, Effects of blade material characteristics on the high-speed rubbing behavior between Al-hBN abradable seal coatings and blades, Wear, 410, 25-33 (2018)
授权专利：
1.薛伟海, 戴智鑫；段德莉； 高禩洋；杨晓光；刘阳；刘明阳，李曙等, 材料高速液滴冲蚀试验机, 2020.8.21, 中国, ZL 2019 2 1897296.6
2.薛伟海, 段德莉； 高禩洋；刘阳；杨晓光；刘明阳，李曙等,高速刮擦进程中转子叶片外形影像抓拍系统, 2020.8.21, 中国, ZL 2019 2 1961997.1