Proferssor Liu's research include (1) emerging nanoelectronics using low dimensional materials for generation green electronics, and (2) solar energy harversting for massive green energy production. 

1997-2001 Qingdao University of Science and Technology B.S.

2001-2004 Qingdao University of Science and Technology M.S.

2005-2008 Institute of Chemistry, Chinese Academy of Sciences PH.D.

2008-2010, University of California, Los Angeles, Department of Materials Science and Engineering, postdoctoral fellow

2010-2016, University of California, Santa Barbara, Department of Electrical and Computer Engineering, postdoctoral fellow/associate specialist

2016-present, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, professor

1.      Liu, W., Kang, J., and Banerjee, K.: ‘Characterization of FeCl3 Intercalation Doped CVD Few-Layer Graphene, IEEE Electron Device Letters, 2016, 37, 1246-1249

2.      Cao, W., Liu, W., Kang, J., and Banerjee, K.: ‘An Ultra-Short Channel Monolayer MoS2 FET Defined by the Curvature of a Thin Nanowire’, IEEE Electron Device Letters, 2016, 37, 1497-1499

3.      Sarkar, D., Xie, X., Liu, W., Cao, W., Kang, J., Gong, Y., Kraemer, S., Ajayan, P.M., and Banerjee, K.: ‘A subthermionic tunnel field-effect transistor with an atomically thin channel’, Nature, 2015, 526, 91-95

4.      Liu, W., Sarkar, D., Kang, J., Cao, W., and Banerjee, K.: ‘Impact of contact on the operation and performance of back-gated monolayer MoS2 field-effect-transistors’, ACS nano, 2015, 9, 7904-7912

5.      Sarkar, D.; Xie, X.; Kang, J.; Zhang, H.; Liu, W.; Navarrete, J.; Moskovits, M.; Banerjee, K. Functionalization of Transition Metal Dichalcogenides with Metallic Nanoparticles: Implications for Doping and Gas-Sensing, Nano Letters, 2015,15, 2852-2862

6.      Cao, W; Kang, J.; Liu, W.; Banerjee, K, A Compact Current–Voltage Model for 2D Semiconductor Based Field-Effect Transistors Considering Interface Traps, Mobility Degradation, and Inefficient Doping Effect, IEEE Transactions on Electron Devices, 2014, 61, 12, 4282-4290

7.      Kang, J.; Liu, W.; Sarkar, D.; Debdeep J.; Banerjee, K. A Computational Study of Metal-Contacts to Monolayer Transition-Metal Dichalcogenide Semiconductors. Physical Review X, 2014, 4, 031005

8.      Xie, X.; Sarkar, D.; Liu, W.; Kang, J.; Marinov, O.; Jamal, D.; Banerjee, K. Low-Frequency Noise in Bilayer MoS2 Transistor. ACS Nano, 2014, 8, 6,5633-5640

9.      Li, H.; Russ, C. C.; Liu, W.; Johnsson, D.; Gossner, H.; Banerjee, K. ESD Characterization of Atomically-Thin Graphene. IEEE Transactions on Electron Devices. 2014, 61, 6，1920-1928.

10.   Sarkar, D.; Liu, W.; Xie, X.; Anselmo, A. C.; Mitragotri, S.; Banerjee, K., MoS2 Field-Effect-Transistor for Next-Generation Label-Free Biosensors. ACS Nano, 2014, 8, 3992–4003

11.   Kang, J.; Liu, W.; Banerjee, K. High-Performance MoS2 Transistors with Low-Resistance Molybdenum Contacts. Applied Physics Letters, 2014, 104, 093106.

12.   Khatami, Y.; Li, H.; Liu, W.; Banerjee, K., On the Electrostatics of Bernal-Stacked Few-Layer Graphene on Surface Passivated Semiconductors., IEEE Transactions on Nanotechnology, 2014, 13, 94-100.

13.   Liu, W.; Kraemer, S.; Sarkar, D.; Li, H.; Ajayan, P. M.; Banerjee, K. Controllable and Rapid Synthesis of High-Quality and Large-Area Bernal Stacked Bilayer Graphene Using Chemical Vapor Deposition. Chem. Mater. 2014, 26, 907–915.

14.   Liu, W.; Kang, J.; Sarkar, D.; Khatami, Y.; Jena, D.; Banerjee, K. Role of Metal Contacts in Designing High-Performance Monolayer N-Type WSe2 Field Effect Transistors. Nano Lett. 2013, 13, 1983–1990.

15.   Liu, W.; Cao, W.; Kang, J.; Banerjee, K., High-Performance Field-Effect-Transistors on Monolayer-WSe2. ECS Transactions 2013, 58, 7, 281-285. (Invited)

16.   Li, H.; Liu, W.; Cassell, A. M.; Kreupl, F.; Banerjee, K. Low-Resistivity Long-Length Horizontal Carbon Nanotube Bundles for Interconnect Applications—Part I: Process Development, IEEE Transactions on Electron Devices. 2013, 60, 2862–2869.

17.   Li, H.; Liu, W.; Cassell, A. M.; Kreupl, F.; Banerjee, K. Low-Resistivity Long-Length Horizontal Carbon Nanotube Bundles for Interconnect Applications—Part II: Characterization. IEEE Transactions on Electron Devices. 2013, 60, 2870–2876.

18.   Burkhardt, M.; Liu, W.; Shuttle, C. G.; Banerjee, K.; Chabinyc, M. L. Top Illuminated Inverted Organic Ultraviolet Photosensors with Single Layer Graphene Electrodes. Appl. Phys. Lett. 2012, 101, 33302–33304.

19.   Liu, W.; Li, H.; Xu, C.; Khatami, Y.; Banerjee, K. Synthesis of High-Quality Monolayer and Bilayer Graphene on Copper Using Chemical Vapor Deposition. Carbon 2011, 49, 4122–4130.

20.   Liu, W.; Jackson, B. L.; Zhu, J.; Miao, C.-Q.; Chung, C.-H.; Park, Y.-J.; Sun, K.; Woo, J.; Xie, Y.-H. Large Scale Pattern Graphene Electrode for High Performance in Transparent Organic Single Crystal Field-Effect Transistors. ACS Nano 2010, 4, 3927–3932.

21.   Liu, W.; Chung, C.-H.; Miao, C.-Q.; Wang, Y.-J.; Li, B.-Y.; Ruan, L.-Y.; Patel, K.; Park, Y.-J.; Woo, J.; Xie, Y.-H. Chemical Vapor Deposition of Large Area Few Layer Graphene on Si Catalyzed with Nickel Films. Thin Solid Films 2010, 518, S128–S132.

22.   Liu, W.; Xiu, F.; Sun, K.; Xie, Y.-H.; Wang, K. L.; Wang, Y.; Zou, J.; Yang, Z.; Liu, J. Na-Doped P-Type ZnO Microwires. Journal of the American Chemical Society 2010, 132, 2498–2499.

23.   Sun, K.; Lee, J. Y.; Li, B.; Liu, W.; Miao, C.; Xie, Y.-H.; Wei, X.; Russell, T. P. Fabrication and Field Emission Study of Atomically Sharp High-Density Tungsten Nanotip Arrays. J. Appl. Phys. 2010, 108, 36102–36103.

24.   Wang, Y.; Miao, C.; Huang, B.-c.; Zhu, J.; Liu, W.; Park, Y.; Xie, Y.-h.; Woo, J. C., Scalable synthesis of graphene on patterned Ni and transfer. IEEE Transactions on Electron Devices, 2010, 57, 12, 3472-3476.

25.   Miao, C.; Park, Y. J.; Liu, W.; Wang, Y.; Zhu, J.; Huang, B.; Woo, J. S.; Xie, Y.-H. (Invited) Graphene FETs: Promises and Challenges. ECS Transactions 2010, 33, 953-961.

26.   Zhu, J.; Liu, W.; Wang, Y.; Huang, B.-C.; Xie, Y.-H.; Woo, J., Synthesis and devices of graphene. ECS Transactions 2009, 25, 7, 495-501.

27.   Zhang, Y.; Liu, W.; Jiang, L.; Fan, L.; Wang, C.; Hu, W.; Zhong, H.; Li, Y.; Yang, S. Template-Free Solution Growth of Highly Regular, Crystal Orientation-Ordered C60 Nanorod Bundles. J. Mater. Chem. 2009, 20, 953–956.

28.   Jiang, S.; Qian, H.; Liu, W.; Wang, C.; Wang, Z.; Yan, S.; Zhu, D., Vapor phase epitaxy of perylo [1, 12-b, c, d] thiophene on highly oriented polyethylene thin films. Macromolecules 2009, 42, 23, 9321-9324.

29.   Han, P. Y.; Liu, W.; Xie, Y. H.; Zhang, X. C. Graphene and Terahertz Science. Physics (Chinese). 2009, 38,395. (Invited)

30.   Tian, F.; Liu, W.; Wang, C.-R., Controllable preparation of copper tetracyanoquinodimethane nanowire and the field emission study. The Journal of Physical Chemistry C 2008, 112, 24, 8763-8766.

31.   Guo, Y.; Zhao, H.; Yu, G.; Di, C.; Liu, W.; Jiang, S.; Yan, S.; Wang, C.; Zhang, H.; Sun, X., Single‐Crystal Microribbons of an Indolo [3, 2‐b] carbazole Derivative by Solution‐Phase Self‐Assembly with Novel Mechanical, Electrical, and Optical Properties. Advanced Materials 2008, 20, 24, 4835-4839.

32.   Zhang, X.; Ma, Y.; Gao, Z.; Wang, D.; Wang, L.; Liu, W.; Wang, C., Strongly enhanced current-carrying performance in MgB2 tape conductors by C60 doping. Journal of Applied Physics 2008, 103, 10, 103915.

33.   Liu, W.; Cui, Z.-M.; Liu, Q.; Yan, D.-W.; Wu, J.-Y.; Yan, H.-J.; Guo, Y.-L.; Wang, C.-R.; Song, W.-G.; Liu, Y.-Q., Catalytic synthesis and structural characterizations of a highly crystalline polyphenylacetylene nanobelt array. Journal of the American Chemical Society 2007, 129, 43, 12922-12923.

34.   Yan, D.-W.; Liu, W.; Wang, H.-Z.; Wang, C.-R., Preparation of fullerene polycrystalline films on different substrates by physical vapor deposition. Materials transactions 2007, 48, 4, 700-703.

35.   Liu, Q.; Liu, W.; Cui, Z.-M.; Song, W.-G.; Wan, L.-J., Synthesis and characterization of 3D double branched K junction carbon nanotubes and nanorods. Carbon 2007, 45, 2, 268-273.

36.   Liu, W.; Deng, X.; Zhang, Z.-k., Research of thermal stability of nano-copper particles. Physical Testing and Chemical Analysis Part A Physical Testing 2004, 2, 003.

37.   Liu, W.; Xuan, Z-W., Cui, Z.-l.; Zhang, Z.-k., The Desulphurization of Nano-Ti Particles Prepared by H2+Ar Arc Plasma Method, Journal of Molecular Catalysis, 2004, 18,224.

38.   Liu, W.; Cui, Z.-l.; Zhang, Z.-k., Morphology and Structure Changes of the Oxide Layer over Nanocopper in the Ambient Benzene. Journal of Materials Science and Engineering 2004, 3, 020.

39.   Liu, W.; Zhang X-P; Cui Z-L; Zhang Z-K, Nano-Au Particles Prepared by H2+Ar Arc Plasma, Chinese Journal of Rare Metals, 2004, 6, 1082

40.   Liu, W.; Cui, Z.-l.; Zhang, Z.-k., Preparation of Nano-Sized Copper Particles using Seed-mediated Growth Method. China Powder Science and Technology 2004, 3, 31-32.

41.   Liu, W.; Cui, Z.-l.; Zhang, Z.-k., Structure and Catalytic Properties of Nano CeNi/Al2O3 Catalyst. Petrochemical Technology, 2004, 33, 24-27. 

1. Cao, W.; Kang, J.; Sarkar, D.; Liu, W.; Banerjee, K. Performance Evaluation and Design Considerations of 2D Semiconductor based FETs 

   for Sub-10 nm VLSI, IEEE International Electron Devices Meeting (IEDM), San Francisco, Dec. 15-17, 2014, 30.5.1–30.5.4

2. Li, X.; Kang, J.; Xie, X.; Liu, W.; Sarkar, D.; Mao, J.; Banerjee, K. Graphene Inductors for High-Frequency Applications-Design, Fabrication,

   Characterization, and Study of Skin Effect, IEEE International Electron Devices Meeting (IEDM), San Francisco, Dec. 15-17, 2014, 5.4.1–5.4.4

3. Kang, J.; Liu, W.; Sarkar, Banerjee, K. Computational Study of Interfaces between 2D MoS2 and Surroundings, 45th IEEE Semiconductor 

   Interface Specialists Conference (SISC), San Diego, CA, December 10-13, 2014

4. Kang, J.; Cao, W.; Xie, X.; Sarkar, D.; Liu, W.; Banerjee, K. Graphene and beyond-graphene 2D crystals for next-generation green electronics Proc. 

   SPIE 9083, Micro-and Nanotechnology Sensors, Systems, and Applications VI, 908305, June 5, 2014 (INVITED)

5. Kang, J.; Liu, W.; Sarkar, Banerjee, K. Computational Study of Interfaces between 2D MoS2 and Surroundings, 

   45th IEEE Semiconductor Interface Specialists Conference (SISC), San Diego, CA, December 2014, 10-13, 

6. Liu, W.; Kang, J.; Cao, W.; Sarkar, D.; Khatami, Y.; Jena, D.; Banerjee, K. High-Performance Few-Layer-MoS2 Field-Effect-Transistor 

   with Record Low Contact-Resistance, IEEE International Electron Devices Meeting (IEDM), Washington DC, December, 2013, 19.4. 1-19.4. 4.

7. Banerjee, K.; Liu, W.; Kang, J. High-Performance Field-Effect-Transistors on Monolayer-WSe2224th ECS Meeting, 

   San Francisco, California, 2013, October 27 – November 1.

8. Khatami, Y.; Liu, W.; Kang, J.; Banerjee, K., Prospects of Graphene Electrodes in Photovoltaics, Proceedings SPIE Optics + Photonics, 

   San Diego, CA, Aug 25-29, 2013, 1-6. (INVITED)

9. Kang, J.; Cao, W.; Sarkar, D.; Khatami, Y.; Liu, W.; Banerjee, K. 2-Dimensional Tunnel Devices and Circuits on Graphene: Opportunities and Challenges, 

  3rd Berkeley Symposium on Energy Efficient Electronic Systems, Berkeley, CA, Oct 28-29, 2013, 1-2.

10. Kang, J.; Sarkar, D.; Liu, W.; Jena, D.; Banerjee, K. A computational study of metal-contacts to beyond-graphene 2D semiconductor materials, 

   Electron Devices Meeting (IEDM), San Francisco, Dec. 2012, 17.4. 1-17.4. 4. 

11. Cao, W.; Kang, J.; Liu, W.; Khatami, Y.; Sarkar, D.; Banerjee, K. 2D Electronics: Graphene and Beyond, 

   43rd European Solid-State Device Research Conference (ESSDERC), Bucharest, Romania, Sept. 16-20, 2013, 1-8. (KEYNOTE)

12. Banerjee, K.; Liu, W.; Kang, J.; Khatami, Y.; Sarkar, D. "Graphene and Beyond-Graphene 2D-Crystals for Green Electronics," 

   18th Silicon Nanoelectronics Workshop, Kyoto, Japan, June 9-10, 2013, 1-2. (INVITED)

13. Li, H.; Russ, C. C.; Liu, W.; Johnsson, D.; Gossner, H.; Banerjee, K. ESD Characterization of Atomically-Thin Graphene.

   Electrical Overstress/Electrostatic Discharge Symposium (EOS/ESD), 2012 34th; IEEE, 2012, 1–8.

14. Liu, W.; Li, H.; Xu, C.; Banerjee, K. Factors influencing the synthesis of monolayer and bilayer Graphene on copper using Chemical Vapor Deposition. 

     38th Conference on the Physics and Chemistry of Surfaces and Interfaces (PCSI-38), San Diego, CA, January, 2011, 16-20.

15. Li, H.; Xu, C.; Sarkar, D.; Khatami, Y.; Liu, W.; Banerjee, K. Future of Carbon Nanomaterials as Next-Generation Interconnects and Passives Devices. 

   IEEE Electrical Design of Advanced Packaging & Systems (EDAPS) Symposium, Hangzhou, China, Dec, 2011, 12-14

16. Banerjee, K.; Li, H.; Xu, C.; Khatami, Y.; Dadgour, H. F.; Sarkar, D.; Liu, W. In Prospects of carbon nanomaterials for next-generation green electronics, 

    Nanotechnology (IEEE-NANO), 10th IEEE Conference on, IEEE: 2010, 56-61.

17. Miao, C-Q.; Park, Y-J.; Liu, W.; Wang, Yan-Jie.; Zhu, J.; Huang, B-C.; Woo, J. Xie, Y-H.; Graphene FETs: Promises and Challenges. 

   218th ECS Meeting, Las Vegas, NV, October, 2010, 15.

18. Sun, K.; Lee, J-Y.; Li, B-Y.; Miao, C-Q.; Liu, W.; Xie, Y-H.; Wei, X-Y.; Russell, T. Field Emission Properties of Atomically Sharp Tungsten Nanotip 

   Arrays Fabricated by a Novel Nanocasting Method, Vacuum Nanoelectronics Conference (IVNC), 2010 23rd Internationalc, 26-30 July 2010, Palo Alto, CA

19. Zhu, J.; Liu, W., Wang, Yan-Jie.; Huang, B-C.; Xie, Y-H.; Woo, J. 216th ECS Meeting MA 2009-02, October 4 - October 9, 2009, Vienna, Austria 

20. Liu, W., Chung, C-H.; Miao, Cong-Qin.; Wang, Yan-Jie.; Li, B-Y.; Ruan, L-Y.; Patel, K.; Park, Y–J.; Xie, Y-H.. Few-Layer Graphene 

   Deposited on Ni Surface by Chemical Vapor Deposition. 6th International Conference on Silicon Epitaxial and Heterostructures May 22, 2009, Los Angeles, California, USA