1. Sample preparation,fluorescnece,chemiluminescence
2. Sample preparation methods and devices
3. Fluorescence sensors and fluorescent analysis
4. Chemiluminescence in liquid solution and its application in bioanalysis
1. Associate Professor, Dalian Institute of Chemical Physics, CAS, 2012/12-present
2. Assistant Researcher, Dalian Institute of Chemical Physics, CAS, 2009/07-2012/11
3. Ph.D. in University of Science and Technology of China, 2004/09 - 2009/06
1. Chunfeng Duan, Jiamin Li, Yuanhao Zhang, Kun Ding, Xuhui Geng, Yafeng Guan*, Portable instruments for on-site analysis of environmental samples. Trends in Analytical Chemistry, 2022, 154, 116653
2. Yuxuan Li1, Ting Deng1, Chunfeng Duan*, Lanxiu Ni, Nan Wang, and Yafeng Guan*, Dispersive matrix solid-phase extraction method coupled with high performance liquid chromatography-tandem mass spectrometry for ultrasensitive quantification of endogenous brassinosteroids in minute plants and its application for geographical distribution study. Journal of Agricultural and Food Chemistry, 2019, 67, 3037
3. Chunfeng Duan, Zheng Shen, Dapeng Wu, Yafeng Guan*, Recent developments in solid-phase microextraction for on-site sampling and sample preparation. Trends in Analytical Chemistry, 2011, 30, 1568-1574