1997年于咸宁师范高等专科学校，同年进入咸宁医学院任教；2000-2003年于中国地质大学武汉就读，并获理学硕士学位；2003-2006年于中科院长春应化所就读，并获理学博士学位。

(1) 生物传感器 (2) 材料电化学

1. Liji Hong, Yanghai Gui, Juan Lu, Jianguo Hu, Junhua Yuan*, Li Niu, High Performance of Polyoxometalate/PtPd Nanoparticles/Carbon Nanotubes Electrocatalysts for the Methanol Electrooxidation, Inter J Hydrogen Energ, 2013, Accept. 2. Bo He, Liji Hong, Juan Lu, Jianguo Hu, Yunyun Yang, Junhua Yuan*, Li Niu, A novel amperometric glucose sensor based on PtIr nanoparticles uniformly dispersed on carbon nanotubes, Electrochimica Acta, 2013, 91353– 60 3. Jianguo Hu, Bo He, Juan Lu, Liji Hong,Junhua Yuan*, Jixia Song, Li Niu. Facile Preparation of Pt/Polyallylamine/Reduced Graphene Oxide Composites and Their Application in the Electrochemical Catalysis on Methanol Oxidation, Int. J. Electrochem. Sci. 2012, 7, 10094-10107 4. Junhua Yuan*, Bo He, Liji Hong, Juan Lu, Jigen Miao and Li Niu, Uniform PtIr catalysts Supported on Carbon Nanotube prpepared under assistance of PhosphomolybdicAcid, and their Enhanced Performance on the Oxidation of Methanol, J. Mater.Chem.2012, 22, 19658-19665 5. Xiaoli Jin, Bo He, Jigen Miao, Junhua yuan*, Qixian Zhang, Li Niu,Stabilization and dispersion of PtRu and Pt nanoparticles on multiwalled carbon nanotubes using phosphomolybdic acid, and the use of the resulting materials in a direct methanol fuel cell, Carbon,2012, 50, 3083-3091. 6. Na Li, Zhongjie Li, Junhua Yuan*, Jianguo Hu, Jigen Miao, Qixian Zhang, Li Niu, Jixia Song, Nickel hexacyanoferrate nanoparticles anchored to multiwalled carbon nanotubes with a grafted poly(4-vinylpyridine) linker for electrically switched ion exchange, Electrochimica Acta 2012, 72, 150-156 7. Na Li, Bo He, Shaoya Xu, Junhua Yuan*, Jigen Miao, Li Niu, Jixia Song,In site formation and growth of Prussian blue nanoparticles anchored to multiwalled carbon nanotubes with poly(4-vinylpyridine) linker by layer-by-layer assembly, Mater Chem & Phys, 2012, 133. 726-734 8. Junhua Yuan*, Xiaoli Jin, Na Li, Jianrong Chen, Jigen Miao, Qixian Zhangb, Li Niu, Jixia Song, Large scale load of phosphotungstic acid on multiwalled carbon nanotubes with a grafted poly(4-vinylpyridine) linker, Electrochemica. Acta, 2011, 56, 10069-10076. 9. Junhua Yuan*, Jianrong Chen, Xiaohua Wu, Keming Fang, Li Niu, A NADH biosensor based on diphenylalanine peptide/carbon nanotube nanocomposite J. Electroanaly. Chem. 2011, 656 120-124 10. Jixia Song, Junhua Yuan, Fei Li, Dongxue Han, Jiangfeng Song and Li Niu, Tunable Activity in the Electrochemical Reduction of Oxygen by Gold-Polyaniline Porous Nanocomposites J. Solid State Eletrochem. 2010, 14, 1915-1922. 11. Xinyuan Bu, Junhua Yuan, Jixia Song, Dongxue Han and Li Niu Controlled synthesis of nanoporous Au microsheet via surfactant emulsion template,Mater Chem & Phys2009, 116, 153-157. 12. Junhua Yuan, Zhijuan Wang, Dongxue Han, Xiaoyu Xu and Li Niu, Electrostatic Layer-by-Layer Assembly Platinum Loaded Multiwall Carbon Nanotube Multilayer, a Tunable Catalyst Film for the Anode Methanol Oxidation. Thin Solid Film 2008, 516, 6531-6535 13. Zhijuan Wang, Junhua Yuan, Min Zhou, Li Niu and Ari Ivaska, Synthesis, Characterization and Mechanism of Cetyltrimethylammonium Bromide Bilayer-Encapsulated Gold Nanosheets and Nanocrystals, Appl Surf Sci 2008, 254, 6289-6293 14. Zhijuan Wang, Junhua Yuan, Dongxue Han, Yuanjian Zhang, Yanfei Shen, Daniel Kuehner, Li Niu and Ari Ivaska, Simultaneous Synthesis of Polyaniline Nanotubules and Gold Nanoplates, Crystal Growth & Design 2008, 8, 1827-1832 15. Junhua Yuan, Dongxue Han, Yuanjian Zhang, YanFei Shen, Zhijuan Wang, Qixian Zhang, Li Niu, Electrostatic Assembly of Polyaniline and Platinum-poly(amidoamine) Dendrimers Hybrid Nanocomposite Multilayer, and Its Electrocatalysis towards CO and O2, J. Electroanal. Chem. 2007, 599, 127-135 16. Zhijuan Wang, Junhua Yuan, Meiye Li, Dongxue Han, Yuanjian Zhang, Yanfei Shen and Li Niu, Electropolymerization and Catalysis of Well-dispersed Polyaniline/Carbon Nanotube/Gold Composite，J. Electroanal. Chem. 2007, 599, 121-126 17. Zhijuan Wang, Meiye Li, Yuanjian Zhang, Junhua Yuan, Yanfei Shen , Li Niu , Ari Ivaska, Thionine-interlinked Multi-walled Carbon Nanotube/Gold Nanoparticle Composites, Carbon, 2007,45 2111-2115 18. Zhijuan Wang, Junhua Yuan, Dongxue Han, Li Niu, and Ari Ivaska, One-step Synthesis of Gold-Polyaniline Core-Shell Particles and Polyaniline Capsules via a Self-Assembly Process，Nanotechnology 2007, 18, 115610-115614 19. Junhua Yuan, Yuanxian Chen, Dongxue Han, Yuanjian Zhang, Yanfei Shen, Zhijuan Wang, Li Niu, Synthesis of Highly-Faceted Multiply-Twinned Gold Nanocrystals Stabilized by Polyoxometalates, Nanotechnology 2006, 17, 4689-4694 20. Junhua Yuan, Zhijuan Wang, Qixian Zhang, Dongxue Han, Yuanjian Zhang, Yanfei Shen, Li Niu, Controlled Synthesis of 2-D Nano-structural Assembly with the Assistance of Sulfonated Polyaniline，Nanotechnology 2006, 17, 2641-2648