简介：
主要研究方向是微纳技术和传感技术的应用研发，如基于MEMS技术的气体传感器，流量传感器，以及高通量脑电/肌电检测电极等。在IEEEEDL，JMEMS，Sensors and Actuators B: Chemical等期刊和会议上发表文章30余篇，授权专利30余项。


荣誉：
2015年，IEEE-NEMS 2015会议最佳学生论文
2014年，中国电子科技集团公司科学技术三等奖
2013年，中国电科第三十八研究所所级科技成果一等奖


论文：
1.Lianfeng Guo,Lei Xu, Zongke Xu, Guotao Duan, Yi Wang, Weiping Cai, Yuelin Wang, Tie Li, "Response and stability improvement by fusing optimized micro-hotplatform and double layer bowl-like nano arrays," Sensors and Actuators B: Chemical, 231(2016), pp. 450–457.
2.Lei Xu*, Zhengfei Dai*, Guotao Duan, Lianfeng Guo, Yi Wang, Hong Zhou, Yanxiang Liu, Weiping Cai, Yuelin Wang, and Tie Li, “Micro/Nano Gas Sensors: A New Strategy Towards In-Situ Wafer-Level Fabrication of High-Performance Gas Sensing Chips,” Scientific Reports, 5(2015), pp. 10507 1-12. (*These authors contributed equally to this work)
3.Zhengfei Dai, Guotao Duan, Zhenxing Cheng,Lei Xu, Tie Li, Guangqiang Liu, Hongwen Zhang, Yue Li, and Weiping Cai, “Janus gas: Reversible redox transition of Sarin enables its selective detection by an ethanol modified nanoporous SnO2 chemiresistor,” Chemical Communications, 51( 2015), pp. 8193-8196.
4.Lei Xu, Yuchen Wang, Hong Zhou, Yanxiang Liu, Tie Li, and Yuelin Wang, “Design, fabrication, and characterization of a high-heating-efficiency 3-D microheater for catalytic gas sensors,” Journal of Microelectromechanical Systems, 21(6) (2012), pp. 1402-1409.
5.Lei Xu, Tie Li, Xiuli Gao, and Yuelin Wang, “A high performance three-dimensional microheater-based catalytic gas sensor,” IEEE Electron Device Letters, 33(2)(2012), pp. 284-286.