• Micro/nano self-assembly of wafel scale thin film;

• Gas sensing

• Electrocatalysts for OER, HER, ORR

• Post-lithium batteries,  such as sodium ion batteries, Li-O2 batteries

2017.12-Now, Faculty staff of School of Materials Science and Engineering, Xi'an Jiaotong University;

2016.02-2018.01, Nanyang Technological University, Research Fellow (Prof. Qingyu Yan Lab);

2014.12-2016.02 Kyoto University, JSPS Research Fellow (Prof. Hiroshi Kitagawa Lab); 2014.03-2014.11, Korea University, Research Professor (Prof. Jong-Heun Lee Lab); 2013.07-2014.02 Institute of Solid State Physics, Chinese Academy of Sciences, Postdoctoral researcher;

2008.09—2013.07, University of Chinese Academy of Sciences, Material Physics and Chemistry, Ph. D. (Supervisor: Weiping Cai);

2004.09—2008.07 Central South University, State Key Laboratory for Powder Metallurgy, Material Chemistry, BS

1.  Zhengfei Dai, Hongbo Geng, Jiong Wang, Yubo Luo, Bing Li, Yun Zong, Jun Yang, Yuanyuan Guo, Yun Zheng, Xin Wang, and Qingyu Yan,* Hexagonal-Phase Cobalt Monophosphosulphide for Highly Efficient Overall  Water Splitting. ACS Nano 2017,11, 11031-11040.

2. Zhengfei Dai, Yue Li, GuotaoDuan, Lichao Jia, and Weiping Cai, "Phase diagram, design of monolayerbinary colloidal crystals, and their fabrication based on ethanol-assistedself-assembly at the air/water interface", ACS Nano. 2012, 6(8), 6706-6716.

3. Penglun Zheng, Zhengfei Dai,* Yu Zhang, Khang Ngoc Dinh, Yun Zheng, Haosen Fan, Jun Yang,Raksha Dangol, Bing Li, Yun Zong, Qingyu Yan* and Xiaobo Liu,* Scalable Synthesis of SnS2/S-Doped Graphene Composites for Superior Li/Na-Ion Batteries, Nanoscale, 2017, 9, 14820-14825.

4. Khang Ngoc Dinh, Penglun Zheng, Zhengfei Dai,* Yu Zhang, Raksha Dangol, Yun Zheng, Bing Li, Yun Zong, and Qingyu Yan,*  Ultrathin Porous NiFeV Ternary Layer Hydroxide Nanosheets as a Highly Efficient Bifunctional Electrocatalyst for Overall Water Splitting. Small, 2018, DOI: 10.1002/smll.201703257

5. Zhengfei Dai, Chul-Soon Lee, Yahui Tian, Il-Doo KimJong-Heun Lee, Highly reversible switching from P- toN-type NO2 sensing in a monolayer Fe2O3 inverse opal film and the associated P–N transition phasediagram. Journal of Materials Chemistry A 2015, 3(7), 3372-3381. (backcover)

6. Zhengfei Dai, Chul-Soon Lee, Bo-Young Kim, Chang-Hoon Kwak, Ji-Wook Yoon, Hyun-Mook Jeong, Jong-Heun Lee, "Honeycomb-Like Periodic Porous LaFeO3 Thin Film Chemiresistors with Enhanced Gas Sensing Performances", ACS Applied Materials & Interfaces, 2014, 6(18), 16217-16226.

7. Zhengfei Dai, Lichao Jia, Guotao Duan, Yue Li, Hongwen Zhang, Jingjing Wang, Jinlian Hu, and Weiping Cai, "Crack‐free periodic porous thin films assisted by plasma irradiation at low temperature and their enhanced gas‐sensing performance", Chemistry-A European Journal. 2013, 19(40), 13387-13395. (Inside cover)

8. 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, 2015, 51, 8193-8196.  

9. Zhengfei Dai, and Qingyu Yan, Advcanced cathode materials for sodium ion batteries: What determines our choices?. Small Methods, 2017, 1, 1700098.

10. Zhengfei Dai, Lei Xu, Guotao Duan, Tie Li, Hongwen Zhang, Yue Li, Yi Wang, Yuelin Wang, and Weiping Cai, "Fast-Response, Sensitivitive and Low-Powered Chemosensors by Fusing Nanostructured Porous Thin Film and IDEs-Microheater Chip", Scientific Reports. 2013, 3, 1669.