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DAI Junfeng

Assistant Professor

Department of Physics


Room 225, Research Building 2

Research Interests

◆Electric and optical properties of carbon nanotubes

◆Spin current generation, transport and manipulation in non-magnetic semiconductors

◆Optical and electric properties of emerging semiconductors (Monolayer MoS2, WS2 etc.)


Educational Background

◆BS in Physics, Sep. 1999-Jul. 2003: Liaoning University and Peking University, China

◆MS in Physics, Sep. 2003-Jul. 2006: Peking University, China

◆PhD in Physics, Sep. 2006-Jul. 2010: The University of Hong Kong, Hong Kong, China


Professional Employment

◆Assistant Professor, Jan. 2012-Now: Southern University of Science and Technology, Department of Physics, Shenzhen, China 

◆Postdoctoral Fellow, Jul. 2010-Aug. 2012: The University of Hong Kong, The Department of Physics, Hong Kong, China


Selected Publications

◆"Optical signature of symmetry variations and spin-valley coupling in atomically thintungsten dichalcogenides"

    Hualing Zeng, Gui-Bin Liu, Junfeng Dai, Yajun Yan, Bairen Zhu, Ruicong He, LuXie, Shijie Xu, Xianhui Chen, Wang Yao, Xiaodong Cui; Nature Scientific Reports3, 1608. doi:10.1038/srep01608 (2013)

◆"Valley polarization in MoS2 monolayers by optical pumping"

    Hualing Zeng┼, Junfeng Dai┼, Wang Yao, Di Xiao, Xiaodong Cui; Nature Nanotechnology, 7, 490-493 (2012)

◆"Quadratic magnetic field dependence ofmagneto-electric photocurrent"

    Junfeng Dai, Hai-Zhou Lu, Shun-Qing Shen, Fu-Chun Zhang, and Xiaodong Cui; Phys. Rev. B 83,155307 (2011)

◆"Magneto-electricphoto current generated by direct inter-band transitions in In GaAs/InAlAs two-dimensional electron gas"

    Junfeng Dai, Hai-Zhou Lu, C. L. Yang, Shun-Qing Shen, Fu-Chun Zhang, and Xiaodong Cui; Phys. Rev. Lett. 104, 246601 (2010)

◆"Determination of the Sign of g factors for Conduction Electrons Using Time resolved Kerr Rotation"

    C. L. Yang, Junfeng Dai, W. K. Ge, Xiaodong Cui; Appl. Phys. Lett. 96, 152109 (2010)

◆"Measurements on quantum capacitance of individual single walled carbon nanotubes"

    Junfeng Dai, Jun Li, Hualing Zeng, and Xiaodong Cui; Appl. Phys. Lett. 94, 093114 (2009)

◆"Light-Induced Incan descence of Single-Walled Carbon Nanotubes"

    Hualing Zeng, Chunlei Yang, Junfeng Dai and Xiaodong Cui; J. Phys. Chem. C, 112 (11), 4172 -4175,2008.


Honors & Awards

◆Receipt of Oversea High-Caliber Personal Award, Shenzhen


Research Project

◆2012, Young Science Research Project Awarded by National Natural Science Foundation of China


Course Teaching

◆PH2206 Optics (3 credits)

◆PH3211 Laser Fundamentals (3 credits)


Other Info

Research fellow and postdoctoral positions are now open. Detail information can be found in the following link:

Anyone interested in the positions may contact me directly.




◆Tel: +86-755-88018223

◆Add: Room 223, Research Building 2, Departmentof Physics, Southern University of Science and Technology, No. 1088, Xueyuan Rd., Xili, Nanshan District, Shenzhen, Guangdong, China

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