Center for Nanotechnology and Molecular Materials
at Wake Forest University

Yuan Li

501 Deacon Blvd, Winston-Salem, NC, USA, 27105

Phone: +1-336-608-1865

Email: opticsly@gmail.com

Education

· Aug. 2008- April 2012 (Ph.D Physics): Center for Nanotechnology and Molecular Materials, Wake Forest University, supervisor Prof. Dave Carroll
Research Assistant, Teaching Assistant, President of Chinese student and scholar Association,

· Sep. 2005- Mar. 2008 (M.Sc.): Key Laboratory of Luminescence and Optical Information, Institute of Optoelectronics Technology, Beijing Jiaotong University, supervisor Prof. Xurong Xu
President of Graduate Student Union of Science college. Teaching Assistant.

· Sep. 2001- Jul. 2005 (B.S.): Major in Optical Information Science and Technology, Beijing Jiaotong University
Coach of Science college debate club. Vice-President, Undergraduate Student Union of Science college.

Work & Research experience

Summary: SOLAR CELL, LED, TFT, SENSOR, and other SEMICONDUCTOR DEVICES

· Fiber-based solar cell (Reported on APL, IEEE JSTQE, First author)

· Field Induced Polymer Electroluminescence Device (in Commercial development)

· Tube-based solar cell (Organic & Dye sensitized) (Reported on APL and PRB, First person reported this type of device)

· Nano CZTS synthesis for solar cell (in development)

· Polymer based tandem solar cell (Reported on APL and SEMSC)

· White LED by SSCL (I hold this patent, ID 200710062952.6)

· Open Photovoltaic Analysis Platform (Founder, More than 50 institutes are using it) www.opvap.com

2008~Present, Research Assistant, Center for Nanotechnology and Molecular Materials, WFU

Skill

· Instrument Operation:

Spin coating, Spray coating, dip coating and other solution-processed method

Thermal evaporation, Sputtering evaporation, and Electron beam evaporation, etc.

AFM, SEM, and TEM, etc.

IV (current vs voltage) and CV (capacitance vs voltage)

· Language: English, Chinese

· Program: C, MATLAB, Mathematica, PHP, HTML, python, SolidWorks (see gallery.opvap.com )

Peer review journals

Physical Review B, Applied Physical Letter, Optical Letter, Electron Device Letters, IEEE, Journal of Applied Physics, Solar Energy Materials & Solar Cells, Solar Energy, Physical Chemistry A, Synthetic Metals, etc.

Selected Honor

2011 Project "Curver" (group leader) got the winner of the Mobile Internet Business Plan competition co-organized by HYSTA and TEEC Angel.

2011 Chinese Government Award for Outstanding Self-Financed Students Abroad

2011 The painting “Nano Avatar world” is selected as finalist in the "Science as Art" competition of MRS Spring

2010 Championship of Intramural Grad/Men's Soccer of Wake Forest University

2007 BOE Scholarship (Awarded by BOE Technology Group Co.)

2005 3rd prize winner, National Graduate Mathematical Contest in Modeling

Publications

1. Y. Li, M. Wang, H. Huang, W. Nie, Qi Li, E. D. Peterson, C. Robert, G. Fang, and D. L. Carroll, Influence on open-circuit voltage by optical heterogeneity in three-dimensional organic photovoltaics, Physical Review B, DOI: 10.1103/PhysRevB.84.085206,2011.

2. Y. Li, H. Huang, M. Wang, W. Nie, W. Huang, G. Fang, D. Carroll, Spectral Response of Fiber-Based Organic Photovoltaics Solar Energy Materials and Solar Cells, doi:10.1016/j.solmat.2011.10.033, 2011

3. Y. Li, E. D. Peterson, H. Huang, M. Wang, D. Xue, W. Nie, W. Zhou, and D. L. Carroll, Tube-based geometries for organic photovoltaics, Applied Physics Letters, vol. 96, p. 243505, 2010.

4. Y. Li, W. Nie, J. Liu, A. Partridge, and D. L. Carroll, The Optics of Organic Photovoltaics: Fiber-Based Devices, Selected Topics in Quantum Electronics, IEEE Journal of PP, 1 (2010) .

5. Y. Li, W. Zhou, D. Xue, J. Liu, E. Peterson, W. Nie, D. Carroll. Origins of Performance in Fiber-Based Organic Photovoltaics. Applied Physics Letters, 95, 203503 (2009)

6. Y. Li, S. L. Zhao, Z. Xu, F. J. ZhangJ. Z. Huang, W. W. Jiang, and G. Yan, "The Study of complex accelerating layer in SSCL," Spectroscopy and Spectral Analysis, vol. 28, 2008.

7. Y. Li, S. L. Zhao, Z. Xu, F. J. Zhang, J. Z. Huang, L. Song and P. Ouyang, Research on improving the electron injection in SSCL. ACTA PHYS SIN-CH ED 2007, 56, 5526-5530.

8. Y. Li, W. Huang, W. Nie, H. Huang, D. Carroll, Performances of fiber-based solar cell on very high light intensity, Applied Physics Letters, ready to submit, 2012

9. Y. Li, S. Zhao, Z. Xu, F. Zhang, D. Zhao, J. Song, J. Huang, G. Yan, C. Kong, X. Xu, The effect of Secondary Electrons to Emission, Organic Electronics, under review, 2011

10. M. Wang, Y. Li, H. Huang, E. Peterson, W. Nie, W. Zeng, W. Huang, G. Fang, N. Sun, X. Zhao and D. Carroll, Thickness dependence of the MoO3 blocking layers on ZnO nanorod inverted organic photovoltaic devices, Applied Physics Letters, 98 (2011) 103305.

11. H. Huang, Y. Li, M. Wang, W. Nie, W. Zhou, E. Peterson, J. Liu, G. Fang, D. Carroll, Photovoltaic-thermal solar energy collectors based on optical tubes, Solar Energy, 85 (2011) 450-454.

12. W. Nie, Y. Li, W. Zhou, J. Liu, D. Carroll, Multi-layer deposition of conformal, transparent, conducting oxide films for device applications, Thin Solid Films, http://dx.doi.org/10.1016/j.tsf.2012.01.008

13. F. Zhang, Y. Li, W. Tang, J. Wang, X. Xu, Z. Zhuo, Z. Xu, Y. Wang, D. Carroll, Pentacene nanostructural interlayer for the efficiency improvement of polymer solar cells, Thin Solid Films,520 (2011) 676-679.

14. W. Nie, C. MacNeill, Y. Li, R. Noftle, D. Carroll, R. Coffin, A Soluble High Molecular Weight Copolymer of Benzo[1,2-b:4,5-b’]dithiophene and Benzoxadiazole for Efficient Organic Photovoltaics, Macromolecular Rapid Communication, (COVER) 2011, DOI: 10.1002/marc.201100161

15. D. W. Zhao, L. Ke, Y. Li, S. T. Tan, A. K. K. Kyaw, H. V. Demir, X. W. Sun, D. L. Carroll, G. Q. Lo, and D. L. Kwong, Optimization of inverted tandem organic solar cells , Solar Energy Materials and Solar Cells , 95 (2011) 921-926.

16. W. Nie, R. Coffin, J. Liu, Y. Li, E. Peterson, C. Macneill, R. Noftle, D. Carroll, High Efficiency Organic Solar Cells with Spray Coated Active Layers, Applied Physics Letters, 2012, Accepted

17. H. Huang, G. Fang, Y. Li, S. Li, X. Mo, H. Long, H. Wang, D. Carroll, X. Zhao, Improved and color tunable electroluminescence from n-ZnO/HfO2/p-GaN heterojunction light emitting diodes, Applied Physics Letters, 2012, Submitted.

18. Q. Zheng, G. Fang, R. Coffin, C. MacNeill, Y. Li, N. Sun, P. Qin, W. Nie, E. Peterson, X. Fan, F. Cheng, X. Zhao, D. Carroll, Roles of Thermal Annealing in Cyclopentadithiophene/Thienopyrroledione:Fullerene Blended Film and Performance of Organic Photovoltaics Solar Energy Materials and Solar Cells 95(11): 3114-3118.

19. H. Huang, G. Fang, S. Li, H. Long, X. Mo, H. Wang, Y. Li, Q. Jiang, J. Wang, M. Wang, and X. Zhao, An ultraviolet/orange bi-color ZnO/GaN heterojunction light emitting diode: lighting GaN and ZnO separately at different operation modes, Applied Physics Letters, 99, 263502 (2011);

20. J. Huang, Z. Xu, S. Zhao, Y. Li, G. Yuan, Y. Wang, and X. Xu, "Identification of conduction and hot electron property in ZnS, ZnO and SiO2," Physica B: Condensed Matter, vol. 394, pp. 115-117, 2007.

21. J. Huang, Z. Xu, S. Zhao, Y. Li, F. Zhang, L. Song, Y. Wang, and X. Xu, "Organic/inorganic heterostructures for enhanced electroluminescence," Solid State Communications, vol. 142, pp. 417-420, 2007.

22. J. Z. Huang, Z. Xu, F. J. Zhang, S. L. Zhao, Y. Li, L. Song, and X. R. Xu, "Dissociation of excitons in organic light-emitting diodes," Microelectronics Journal, vol. 38, pp. 501-504. 2007

23. F. J. Zhang, S. L. Zhao, D. W. Zhao, W. W. Jiang, Y. Li, G. C. Yuan, H. N. Zhu, and Z. Xu, "Electroplex emission from bi-layer blue emitting organic materials " Physica Scripta, vol. 75, pp. 407-410, 2007.

24. F. Zhang, S. Zhao, Z. Xu, J. Huang, G. Yuan, Y. Li, Y. Wang, and X. Xu, "How to restrain electroplex emission and enhance red emission intensity of Eu3+ complex?," Optical Materials, vol. 30, pp. 427-430, 2007.

25. W. Nie, R. Coffin, J. Liu, C. MacNeill, Y. Li, R. Noftle, D. Carroll, Exploring Spray Coating Technique for Organic Solar Cell Application, International Journal of Photoenergy, In press, 2011.

Conference talk and presentation

1. Presentation, Material Research Society (MRS) Spring, Presentation, Application of Fiber-based solar cell on very high light intensity, 2012 MRS (Material Research Society) spring meeting In United States

2. Presentation, Material Research Society (MRS) Spring, Presentation, Optical heterogeneity in three dimensional solar cells, 2012 MRS (Material Research Society) spring meeting In United States

3. Talk, “Optical Confinement Geometry Photovoltaics”, 2011 MRS (Material Research Society) spring meeting In United States

4. Talk, “Optics of Optical Confinement Geometry Photovoltaics”, 2011 ChinaNano, Beijing, China

5. Presentation, Heterogeneous Light Distribution and Equivalent Circuit in Three Dimensional Photovoltaics, 2011 MRS (Material Research Society) spring meeting In United States

6. Presentation, Optimizing the route of finding the best processing conditions for organic photovoltaics, 2011 MRS (Material Research Society) spring meeting In United States

7. Presentation, Tube-based Geometries for Organic Photovoltaics, 2010 MRS (Material Research Society) spring meeting In United States

8. Presentation, Origins of Performance in Fiber-Based Organic Photovoltaics, 2010 MRS (Material Research Society) spring meeting In United States

Patents

1. Electroluminescence device based on pentacene for electron injection layer (ID 200710177321.9)

2. A device for white light based on complex emission (ID 200710062952.6)

3. Apparatus for cleaning substrates (ID 200720148977.3)

4. Quartz boat with lid for thermal evaporation (ID 200720103895.7)

Funding

§ USA: Air Force Office of Scientific Research under Grant FA9550-04-1-0161

§ USA: Department of Energy under Grant DE-FG02-07ER46428.

§ National Basic Research Program of China (Grant No. 2003CB314707)

§ National High Technology Research and Development Program of China (Grant No. 2006AA03Z0412)

§ National Natural Science Foundation of China (Grant No. 60576016)

§ National Natural Science Foundation of China (Grant No. 10434030)