Welcome to Yi Cheng's Homepage

　

　

　

　

				About Me Yi Cheng Center for Materials Research and Technology (MARTECH) and Physics Department Florida State University, Tallahassee, FL 32306 Tel: 850-644-3808 (office) 850-644-6592 (Lab) Email: cheng@martech.fsu.edu  (yc02@fsu.edu) Hobby: Volleyball, Tennis My CV (PDF): Click here
Research Interest My research has been focused on exploring the physics and applications of low-dimensional nanostructures, including materials growth, device fabrication, electrical characterization, spin transport, and surface functionalization for chemical and biological sensing. Eduacation 2009-present Research Associate Materials Science & Engineering University of Maryland 2002-2009       PhD      Condensed Matter Physics        Florida State University 1998-2002        B.S.                                           Applied Physics                        Anhui University, China Professional Experience Research Assistant (2003-2009), Advisor: Peng Xiong, Professor of Physics, Center for Materials Research and Technology, Florida State University, Dissertation Title: “Physics and Application of Oxide Semiconducting Nanobelt Field-Effect Transistors”. Lab Instructor (2003), Galaxy and Astronomy, and Grader (2002), Intermediate Electrodynamics, Department of Physics, Florida State University Undergraduate Thesis Research (2001-2002), Thesis Advisor: Yinhai Wang, Professor of Physics, Anhui University & Institute of Solid State Physics, Chinese Academy of Sciences. “Growth and Characterization of Ag Nanowire Array”. Experimental Skills Device Fabrication: photolithography, thermal & electron-beam evaporation, magnetron sputtering, pulsed laser ablation, ultrasonic wire bonding, reactive ion etching, electrochemical deposition, surface functionalization. Electrical Measurements: cryogenics (He-4 and He-3 cryostats), low-noise electronics, semiconductor characterization system, electrical transport, magnetotransport, spin-dependent transport, gas sensing measurements. Structural Characterization: AFM/MFM, STM, SEM/TEM, Profilometry, X-ray Diffraction, X-ray Photoelectron Spectroscopy. Publications Yi Cheng, L. Fields, R.S. Yang, Z. L. Wang,  J.P. Zheng, P. Xiong Intrinsic characteristics of semiconducting oxide nanobelt field-effect transistors, Appl. Phys. Lett. 89, 093114 (2006)------ selected for the September 1, 2006 issue of Virtual Journal of Biological Physics Research (Volume 12, Issue 5). L. L. Fields, Y. Cheng, P. Xiong and J. P. Zheng, Room-temperature low-power hydrogen sensor based on a single tin dioxide nanobelt, Appl. Phys. Lett. 88, 263102 (2006)------ selected for the July 11, 2006 issue of Virtual Journal of Nanoscale Science & Technology (Volume 14, Issue 2). P. Andrei, L. L. Fields, Y. Cheng P. Xiong and J. P. Zheng, Modeling and Simulation of Single Nanobelt SnOB2B Gas Sensors with FET Structure, Sensors and Actuators B: Chemical Vol 128, Issue 1, pp 226-234. (2007). Y. Cheng, C. Steven Yun, R.S. Yang, J.P. Zheng, Z.L. Wang, Geoffrey F. Strouse, P. Xiong, Mechanism and optimization of pH sensing with single SnOB2B nanobelt, Nano Lett. 8(12), pp 4179–4184, (2008). Y. Cheng, L. Fields, R.S. Yang, Z. L. Wang, J.P. Zheng and P. Xiong, Electrical Properties of Individual SnO2 Nanobelt and the Effect of Gases, (in preparation). Presentations, Posters & Abstracts Y. Cheng, Nancy Meyer, C. Steven Yun, R.S. Yang, Jing Yuan, J.P. Zheng, Z.L. Wang, Geoffrey F. Strouse, P. Bryant Chase, P. Xiong, pH and Protein Sensing with Functionalized Semiconducting Oxide Nanobelt FETs (Talk), AA11.5, Materials Research Society Spring Meeting, San Francisco, CA, April (2009). Y. Cheng, C. Steven Yun, R.S. Yang, J.P. Zheng, Z.L. Wang, Geoffrey F. Strouse, P. Xiong, Biological Sensing with Functionalized Oxide Nanobelt FETs (Talk), NanoFlorida 2008 — 1st Annual NanoScience Technology Symposium, Orlando, FL, Sep. (2008)------Best in Category (Nanodevices and Applied Nanoscience) Presentation Award Y. Cheng, C. Steven Yun, R.S. Yang, Z.L. Wang, Geoffrey F. Strouse, P. Xiong, pH and Protein Sensing with Functionalized Semiconducting Oxide Nanobelt FETs (Talk), American Physical Society March Meeting, New Orleans, LA, March (2008). Y. Cheng, L. Fields, R.S. Yang, J.P. Zheng, Z. L. Wang and P. Xiong, Electrical Properties of individual Semiconducting Oxide Nanobelt and Their Applications in Bio-sensing (Talk), American Physical Society March Meeting, Denver, CO, March (2007). Y. Cheng, L. Fields, R.S. Yang, J.P. Zheng, Z. L. Wang and P. Xiong, Intrinsic characteristics of Semiconducting Oxide Nanobelt Field-Effect Transistors and Their Applications (Poster), Materials Research Society Fall Meeting, Boston, MA, November (2006)-------2006 MRS Fall meeting Poster Awards Winner. Y. Cheng, L. Fields, R.S. Yang, J.P. Zheng, Z. L. Wang and P. Xiong, Semiconducting Oxide Nanobelt Field Effect Transistors: Characteristics and Chemical Sensing (Talk), American Physical Society March Meeting, Baltimore, MD, March (2006). Yi Cheng, L. Fields, R. Yang, J.P. Zheng, Z. L. Wang, S. von Molnár and P. Xiong, Fabrication and characterization of Tin Dioxide nanobelt field effect transistors (Talk), American Physical Society March Meeting, Los Angeles, CA, March (2005). References Dr. Peng Xiong, Professor, MARTECH and Department of Physics, Florida State University, Tallahassee, FL 32306 Dr. Stephan von Molnár, Director of MARTECH, MARTECH and Department of Physics, Florida State University, Tallahassee, FL 32306 Dr. Zhong Lin Wang, Director of Center for Nanostructure Characterization, School of Materials Science and Engineering, Georgia Institute of Technology, Atlanta, GA 30332 Dr. P. Bryant Chase, Professor and Department Chairman, Department of Biological Science, Florida State University, Tallahassee, FL 32306 Professional Services Referee for Journal of Applied Physics , Applied Physics Letters. Professional Society Membership  American Physical Society (2004-present) Materials Research Society (2006-present) American Chemical Society(2009-present) Professional Award Outstanding Poster Award at 2006 Materials Research Society Fall Meeting, Boston, MA Best in Category Presentation Award at NanoFlorida 2008 1st Annual NanoScience Technology Symposium, Orlando, FL 2008 Recipient of FSU Dissertation Research grant award 2008 Fall Links MARTECH: Physics at FSU: Georgia Tech: http://apl.aip.org/ http://prl.aps.org/ http://pubs.acs.org/journals/nalefd/ Gallery MARTECH Group picture 2005 APS March Meeting Los Angeles, MARTECH reunion 2006 APS March Meeting Baltimore, "Fantastic 4" 2006 MRS Fall Meeting, Winning Poster FSU-CSSA Logo Click the link below to download... JPEG File PS. This is my winning design for the contest of FSU CSSA Logo design.

[The link bar feature is not available in this web]

This site was last updated 12/15/08