Assoc. Prof. SUN Zhengyi

Contacts

Email: iamzysun@njtech.edu.cn

Address: 5 Xin Mo Fan Road, Nanjing Tech University, Nanjing 210009, China

Research Interests

Experimental studies of the surface and interface phenomenon in the hybrid organic systems by surface science techniques

Biographical Information

2001-2005: Bachelor degree; Central China Normal University.

2006-2011: PhD degree; Fudan University.

2012-2015: Post-Doc.; Linköping University.

2015- : Assoc. Prof.; Institute of Advanced Materials, Nanjing Tech University.

Academic Achievements

Associate Professor SUN Zhengyi is interested in the experimental studies of the surface and interface phenomenon in the hybrid organic systems by surface science techniques. He has published 9 SCI papers onAdvanced Functional Materials,Journal of Materials Chemistry C, Advanced Materials Interfaces, et al.

Publications:

1.Zhengyi Sun, Shengwei Shi, Qinye Bao, Xianjie Liu, and Mats Fahlman, Role of thick-LiF interlayer in energy level alignment at organic/metal interface: Unifying effect on high metallic work functions.Advanced Materials Interfaces,2015, DOI: 10.1002/admi.201400527.

2. Shengwei Shi, Feng Gao,Zhengyi Sun, Yiqiang Zhan, Mats Fahlman, and Dongge Ma, Effects of side groups on kinetics of charge carrier recombination in dye molecule-doped multilayer organic light-emitting diodes.Journal of Materials Chemistry C,2015,3, 46.

3. R.Moubah, M. Ahlberg, A. Zamani, A. Olsson, S. Shi,Z. Sun, S. Carlson, A. Hallen, B. Hjörvarsson, and P. E. Jönsson, Origin of the anomalous temperature dependence of coercivity in soft ferromagnets.Journal of Applied Physics,2014,116, 053906.

4.Zhengyi Sun, Yiqiang Zhan, Shengwei Shi, and Mats Fahlman, Energy level alignment and interactive spin polarization at organic/ferromagnetic metal interfaces for organic spintronics.Organic Electronics,2014,15, 1951.

5. Shengwei Shi,Zhengyi Sun, Amilcar Bedoya, Patrizio Graziosi, Xin Li, Xianjie Liu, Luis Hueso, Valentin A. Dediu, Yi Luo, and Mats Fahlman, Hybrid Interface States and Spin Polarization at Ferromagnetic Metal-Organic Heterojunctions: Interface Engineering for Efficient Spin Injection in Organic Spintronics.Advanced Functional Materials,2014,24, 4812.

6.Zhengyi Sun, Xunmin Ding, Baofu Ding, Xindong Gao, Yongmao Hu, Xiaoqing Chen, Yun He, and Xiaoyuan Hou, Buffer-enhanced electron injection in organic light-emitting devices with copper cathode.Organic Electronics,2013,14, 511.

7.Zhengyi Sun, Baofu Ding, Bo Wu, Yintao You, Xunmin Ding, and Xiaoyuan Hou, LiF Layer at the Interface of Au Cathode in Organic Light-Emitting Devices: A Nonchemical Induced Carrier Injection Enhancement.The Journal of Physical Chemistry C,2012,116, 2543.

8. Y.M. Hu, Y. He, X.Q. Chen, Y.Q. Zhan,Z.Y. Sun, Y.T. You, and X. Y. Hou, Obvious efficiency enhancement of organic light-emitting diodes by parylene-N buffer layer.Applied Physics Letters,2012,100, 163303.

9. WU Bo, SUN XiaoYu,SUN ZhengYi, YOU YinTao, LU Min, DING XunMin, and HOU XiaoYuan, Large enhancement of transient photovoltage induced by the absorption of the metal Al.SCIENCE CHINA Physics, Mechanics & Astronomy,2012,55, 1240.