Educational Background

Columbia University, Dept. of Physics, New York, NY, Ph.D. in Physics 2011; M. A. in Physics, 2007

University of Science and Technology of China, Dept. of Material Science and Engineering, Hefei, China, B. S. in Material Physics, 2005

Professional Experience

• Southern University of Science and Technology, Department of Physics Shenzhen, China, Associate Professor, 2016/05-Present

• National Institute of Standard and Technology, Center for Nanoscale Science and Technology Gaithersburg, MD, Visiting Professor, Energy Research Group, 2015/10 -2016/01

  Conducted joint research project on novel nanoscale electrical devices and investigated electron surface states of future electronic material in real device geometries

• Southern University of Science and Technology, Department of Physics Shenzhen, China, Assistant Professor, 2015/07-2016/05

  Building a lab to investigate the electronic properties of low dimensional nanoscale devices

• National Institute of Standard and Technology, Center for Nanoscale Science and Technology, Gaithersburg, MD, Research Associate, Energy Research Group, Mentor: Joseph Stroscio, Nikolai Zhitenev, 2012/01-2015/02

  Led two research projects and developed new microscopic measurement method to investigate future electronic materials in real device geometries;

  Developed nanofabrication techniques of nanoscale electrical devices that are optimized for characterization by low temperature, ultra-high vacuum scanning tunneling microscopy

  Discovered electron whispering gallery modes in gate tunable circular graphene pn junction devices by STM, and observed spectra gaps and modified Landau level spectra due to tip induced potential modification to graphene's Dirac wave function;

  Observed strong asymmetric charge carrier dependence in inelastic electron tunneling spectroscopy of graphene phonons

• Columbia University Physics Department New York, NY, Research Assistant, Condensed Matter Physics Research Group, Advisor: Prof. Philip Kim, 2007/07-2011/12

  Studied the transport of monolayer graphene and bilayer graphene in the quantum Hall regime

  Investigated fractional quantum Hall effect in monolayer graphene by exploring wet chemical etching to suspend electronic devices for higher mobility

  Explored tunable graphene work function by electric field effect using scanning kelvin probe microscopy(SKPM)

  Worked on organic thin film transistor (Rubrene) using one step micro-patterning of CVD graphene electrodes

• University of Science and Technology of China Hefei, China, Research Assistant, Condensed Matter Physics Research Group, Advisor: Prof. Hongshun Yang, 2004/07-2005/07

  Conducted thermoelectric measurements of quasi-one-dimensional organic superconductor.

学习经历

Columbia University, Dept. of Physics, New York, NY, Ph.D. in Physics 2011; M. A. in Physics, 2007

University of Science and Technology of China, Dept. of Material Science and Engineering, Hefei, China, B. S. in Material Physics, 2005

Honors & Awards

National-level High-level Professional in Shenzhen 2016
Chinese Government Award for Outstanding Students Abroad 2011
Faculty Teaching Fellowship, Columbia University 2005 – 2011
Guo Moruo Scholarship (Best Graduate Award), University of Science and Technology of China 2005

Selected Publication

1).  “Dual-Additive Assisted Chemical Vapor Deposition for the Growth of Mn-Doped 2D MoS2 with Tunable Electronic Properties”Z. Cai, T. Shen, Q. Zhu, S. Feng, Q. Yu, J. Liu, L. Tang, Y. Zhao, B. Liu*, H. Cheng*, Small 1903181 (2019)  
2).  “Confined van der Waals Epitaxial Growth of Two-Dimensional Large Single-Crystal In2Se3 for Flexible Broadband Photodetectors ”Tang, C. Teng, Y. Luo, U. Khan, H. Pan, Z. Cai, Y. Zhao, B. Liu*, and H. Cheng*, Research 2763704 (2019) 
3).  “Flexible Electronics: Stretchable Electrodes and Their Future” S. Huang, Y. Liu, Y. Zhao, Z. Ren*, C. F. Guo*, Adv. Funct. Mater. 1805924 (2018)  
4).  “Defect-engineered reduced graphene oxide sheets with high electric conductivity and controlled thermal conductivity for soft and flexible wearable thermoelectric generators” W. Zeng, X. M. Tao, S. Lin, C. Lee, D. Shi, K. Lam, B. Huang, Q. Wang, Y. Zhao, Nano. Energy. 54, 163 (2018) 
5).  “High-Temperature Continuous-Wave Pumped Lasing from Large-Area Monolayer Semiconductors Grown by Chemical Vapor Deposition” L. Zhao, Q. Shang, Y. Gao, J. Shi, Z. Liu, J. Chen, Y. Mi, P. Yang, Z. Zhang, W. Du, M. Hong, Y. Liang, J. Xie, X. Hu, B. Peng, J. Leng, X. Liu, Y. Zhao*, Y. Zhang*, Q. Zhang*, ACS Nano 12(9), 9390 (2018)  

The 18th International Symposium on the Physics of Semiconductors and Applications, Jeju, Korea, Jul. 2016

The 19th Annual Conference of the Physical Society of Hong Kong, Hong Kong, Jun.2016

HUST Physics Department Seminar, Wuhan, China, May. 2016

ICQD Young Scientists’ Forum on Quantum Matters, Hefei, China, May. 2016

American Physical Society(APS) March Meeting, Baltimore, MD, Mar. 2016

City University of Hong Kong Joint Workshop on Disorder and Disordered Materials, Hong Kong, Jan. 2016

SUSTC Physics Forum 2015-Topological Matters and Quantum Materials, Shenzhen, China, Nov. 2015

City University of Hong Kong Colloquium in Dept. of Physics and Material Science, Hong Kong, Sep. 2015

SUSTC Physics Dept. Seminar, Shenzhen, China, Jun. 2015

International Conference on Nanoscience + Technology, Vail, CO, Jul. 2014

American Physical Society(APS) March Meeting, Denver, CO, Mar. 2014

East Lake Forum at HUST, Wuhan, China, Dec. 2013

NIST/CNST Seminar Gaithersburg, MD Jul. 2011

IBM Watson Center Seminar Yorktown Heights, NY, Jul. 2011

Penn State University Physics Dept. Seminar, University Park, PA, Jul. 2011

University of Illinois at Urbana-Champaign Physics Dept. Seminar, Champaign, IL, Jun. 2011

American Physical Society(APS) March Meeting, Dallas, TX, Mar. 2011

Graphene Week (Poster) , College Park, MA, Apr. 2010

American Physical Society(APS) March Meeting, Portland, OR, Mar. 2010

Beyond Moore’s Law 2 (Poster) Jeju, Korea Feb. 2010

Gotham-Metro Condensed Matter Meeting (Poster), New York, NY, Nov. 2009

American Physical Society(APS) March Meeting, Pittsburgh, PA, Mar. 2009

Other Information

Lectured General Physics II on spring semester 2016 and 2017, General Physics I on fall semester of 2017;

Served as a member of council of Shenzhen Young Science and Technology Talents Association from 2016;

Mentored students in Zhicheng College;

Served as a teaching assistant for undergraduate physics classes in Columbia University: Classical and Quantum Waves(C2601), Introduction to Electricity/Magnetisms and Optics(C1402), and taught recitation sessions for C2601;

Lectured and organized teaching assistants for physics and engineering labs as the preceptor in Columbia

University Physics Department;

Co-organized the Gotham-Metro Condensed Matter Meeting in 2009;

Served as a reviewer for Physical Review Letters, Physical Review B, Journal of Low Temperature Physics, Scientific Reports and Nano Lett.