Faculty Profile

Wenjuan Zhu

Micro and Nanotechnology Lab
Wenjuan Zhu
Wenjuan Zhu
Assistant Professor
  • Electrical and Computer Engineering
3258 Micro and Nanotechnology Lab
208 N. Wright Street
Urbana Illinois 61801
(217) 244-9456

Affiliation

  • Electrical and Computer Engineering

Primary Research Area

  • Optoelectronics and Nanophotonics

Education

  • Ph.D., Electrical engineering, Yale University, New Haven, CT, 2003
  • M.S. Electrical engineering, Yale University, New Haven, CT, 1999

Academic Positions

  • 2014-present: Assistant professor, Electrical and Computer Engineering, University of Illinois at Urbana-Champaign
  • 2008-2014: Research Staff member, IBM T.J. Watson Research Center, Yorktown Heights, NY,
  • 2003-2008: Advisory Engineer/Scientist, IBM Semiconductor Research and Development Center (SRDC)

For more information

Professional Highlights

  • Nature photonics highlights, "Damping of plasmons in graphene", 2013
  • IEEE spectrum highlights, "IBM demonstrates a competitive graphene infrared detector", 2013
  • Nanotechweb.org highlights, "Band tail states appear in MoS2", 2014
  • Nature Photonics highlights, "Graphene versus metal plasmons", 2013

Research Interests

  • Two-dimensional (2D) materials
  • Nano-scale electronic and photonic devices
  • Flexible electronics based on 2D materials
  • Tunneling Devices
  • Microelectronics

Research Areas

  • Micro and Nanoelectronics
  • Optoelectronics and Nanophotonics

Selected Articles in Journals

  • Zhengfeng Yang, Roberto Grassi, Marcus Freitag, Yi-Hsien Lee, Tony Low, and Wenjuan Zhu, "Spatial/temporal photocurrent and electronic transport in monolayer molybdenum disulfide grown by chemical vapor deposition", Applied Physics Letters Vol. 108, Article number: 083104, (2016)
  • Shang-Chun Lu, Mohamed Mohamed, and Wenjuan Zhu, ￿Novel vertical hetero- and homo-junction tunnel field-effect transistors based on multi-layer 2D crystals￿, 2D Materials, Vol..3, Article number: 011010, (2016)
  • Mehrshad Mehboudi, Benjamin M. Fregoso, Yurong Yang, Wenjuan Zhu, Arend van der Zande, Jaime Ferrer, L. Bellaiche, Pradeep Kumar, and Salvador Barraza-Lopez, "Structural Phase Transition and Material Properties of Few-Layer Monochalcogenides", Physical Review Review Letters, 117, 246802 (2016)
  • Mehrshad Mehboudi, Alex M. Dorio, Wenjuan Zhu, Arend van der Zande, Hugh O. H. Churchill, Alejandro A. Pacheco-Sanjuan, Edmund O. Harriss, Pradeep Kumar, and Salvador Barraza-Lopez, “Two-Dimensional Disorder in Black Phosphorus and Monochalcogenide Monolayers”, Nano Letters, Vol. 16, pp 1704−1712, (2016)
  • Wenjuan Zhu, Tony Low, Yi-Hsien Lee, Han Wang, Damon B. Farmer, Jing Kong, Fengnian Xia and Phaedon Avouris, ￿Electronic transport and device prospects of monolayer molybdenum disulphide grown by chemical vapour deposition￿, Nature Communications, Vol. 5, Article number: 3087, (2014)
  • Marcus Freitag, Tony Low, Luis Martin-Moreno, Wenjuan Zhu, Francisco Guinea and Phaedon Avouris, ￿Substrate-Sensitive Mid-infrared Photoresponse in Graphene￿, ACS Nano, Vol. 8, pp 8350￿8356, (2014)
  • Yilei Li, Hugen Yan, Damon B Farmer, Xiang Meng, Wenjuan Zhu, Richard M Osgood, Tony F Heinz, Phaedon Avouris, ￿Graphene plasmon enhanced vibrational sensing of surface-adsorbed layers￿, Nano Letters, Vol.14, pp 1573￿1577, (2014)
  • Hugen Yan, Tony Low, Wenjuan Zhu, Yanqing Wu, Marcus Freitag, Xuesong Li, Francisco Guinea, Phaedon Avouris and Fengnian Xia, "Damping pathways of mid-infrared plasmons in graphene nanostructures", Nature Photonics, 7, pp.394￿399, (2013)
  • Wenjuan Zhu, Tony Low, Damon B. Farmer, Keith Jenkins, Bruce Ek, and Phaedon Avouris, ￿Effect of dual gate control on the alternating current performance of graphene radio frequency device￿, J. Appl. Phys. 114, 044307 (2013)
  • Marcus Freitag, Tony Low, Wenjuan Zhu, Hugen Yan, Fengnian Xia, Phaedon Avouris, "Photocurrent in graphene harnessed by tunable intrinsic plasmons", Nature Communications, Vol. 4, Article number:1951, (2013).
  • Wenjuan Zhu, Damon Farmer, Keith Jenkins, Bruce Ek, Satoshi Oida, Xuesong Li, Jim Bucchignano, Simon Dawes, Elizabeth A. Duch, and Phaedon Avouris, ￿Graphene radio frequency devices on flexible substrate￿, Appl. Phys. Lett. Vol. 102, 233102 (2013)
  • Wenjuan Zhu, Tony Low, Vasili Perebeinos, Ageeth A. Bol, Yu Zhu, Hugen Yan, Jerry Tersoff, Phaedon Avouris, ￿Structure and electronic transport in graphene wrinkles￿, Nano Letters, Vol. 12, pp 3431￿3436, (2012)
  • Hugen Yan, Xuesong Li, Bhupesh Chandra, George Tulevski, Yanqing Wu, Marcus Freitag, Wenjuan Zhu, Phaedon Avouris, Fengnian Xia , ￿Tunable infrared plasmonic devices using graphene/insulator stacks￿, Nature Nanotechnology 7, 330￿334 (2012)
  • Yanqing Wu, Damon B Farmer, Wenjuan Zhu, Shu-Jen Han, Christos D Dimitrakopoulos, Ageeth A Bol, Phaedon Avouris, Yu-Ming Lin, ￿Three-terminal graphene negative differential resistance devices￿, ACS Nano, 6, pp 2610￿2616, (2012)
  • Hugen Yan, Zhiqiang Li, Xuesong Li, Wenjuan Zhu, Phaedon Avouris, Fengnian Xia, ￿Infrared spectroscopy of tunable dirac terahertz magneto-plasmons in graphene￿, Nano Letters, 12, pp 3766￿3771, (2012)
  • Ching-Tzu Chen, Tony Low, Hsin-Ying Chiu and Wenjuan Zhu, ￿Graphene-Side-Gate Engineering￿, IEEE Electron Device Letters, Vol. 33, No.3, pp. 330, March 2012
  • Yanqing Wu, Keith A Jenkins, Alberto Valdes-Garcia, Damon B Farmer, Yu Zhu, Ageeth A Bol, Christos Dimitrakopoulos, Wenjuan Zhu, Fengnian Xia, Phaedon Avouris, Yu-Ming Lin, ￿State-of-the-art graphene high-frequency electronics￿, Nano Letters, 12, pp 3062￿3067, (2012)
  • Wenjuan Zhu, C. Dimitrakopoulos, M. Freitag and Ph. Avouris, ￿Layer Number Determination and Thickness-dependent Properties of Graphene Grown on SiC￿, IEEE Transactions of nanotechnology, Vol. 10, No. 5, pp.1196, (2011).
  • Hugen Yan, Fengnian Xia, Wenjuan Zhu, Marcus Freitag, Christos Dimitrakopoulos, Ageeth A. Bol, George Tulevski, and Phaedon Avouris, ￿Infrared Spectroscopy of Wafer-Scale Graphene￿, ACS Nano, Vol. 5, No.12, pp 9854, (2011)
  • Wenjuan Zhu, D. Neumayer, V. Perebeinos, and Ph. Avouris, ￿Silicon Nitride Gate Dielectrics and Band Gap Engineering in Graphene Layers￿, Nano Letters, Vol. 10, pp. 3572, (2010).
  • Y.-M. Lin, C. Dimitrakopoulos, D. B. Farmer, S-J. Han, Y. Wu, Wenjuan Zhu, D. K. Gaskill, J. L. Tedesco, R.L. Myers-Ward, C.R. Eddy, Jr., Alfred Grill, and Ph. Avouris, ￿Multicarrier transport in epitaxial multilayer graphene￿, Applied Physics Letters, Vol. 97, 112107, (2010).
  • Wenjuan Zhu, V. Perebeinos, M. Freitag and Ph. Avouris, ￿Carrier scattering, mobilities, and electrostatic potential in monolayer, bilayer, and trilayer graphene￿, Physics Review B, Vol. 80, 235402, (2009)
  • W. J. Zhu and T.P. Ma, ￿Temperature dependence of channel mobility in HfO2-gated NMOSFETs￿, IEEE Electron Device Letters, Vol. 25, No. 2, pp. 89- 91, (2004).
  • W.J. Zhu, J.P. Han, and T.P. Ma, ￿Mobility Measurement and Degradation Mechanisms of MOSFETs MadeWith Ultrathin High-k Dielectrics￿, IEEE Transactions on Electron Devices, Vol. 51, No.1, pp.98- 105, (2004).
  • Y. Yang, W. J. Zhu, T.P Ma and S. Stemmer, ￿High-temperature phase stability of hafnium aluminate films for alternative gate dielectrics￿, Journal of Applied Physics, Vol. 95, No.7, pp.3772-3777, (2004)
  • W.J. Zhu, T.P. Ma, T. Tamagawa, J. Kim and Y.Di, ￿Current Transport in Metal/Hafnium Oxide/Silicon Structure￿, IEEE Electron Device Letters, Vol. 23, No.2, pp.97-99, (2002).
  • Min She Tsu-Jae King Chenming Hu Wenjuan Zhu, Zhijiong Luo Jin-Ping Han Tso-Ping Ma, ￿JVD silicon nitride as tunnel dielectric in p-channel flash memory￿, IEEE Electron Device Letters, Vol. 23, Issue: 2, pp. 91-93, (2002)
  • W.J. Zhu, S. Zafar, T. Tamagawa, and T.P. Ma, ￿Charge trapping in ultra-thin hafnium oxide￿, IEEE Electron Device Letters, Vol. 23, No.10, pp.597-599, (2002).
  • W.J. Zhu, T. Tamagawa, M. Gibson, T. Furukawa and T.P. Ma, ￿Effect of Al inclusion in HfO2 on the physical and electrical properties of the dielectrics￿, IEEE Electron Device Letters, Vol. 23, No.11, pp. 649- 651, (2002).

Patents

  • Wenjuan Zhu, ￿Graphene-based efuse device￿ (method), U.S. Patent US 8,735,242 B2, filed Jul. 31, 2012, issued May 27, 2014
  • Wenjuan Zhu, Yanqing Wu, Phaedon Avouris, ￿Graphene Devices and Semiconductor Field Effect Transistors in 3D Hybrid Integrated Circuits￿, U.S. Patent US 8,748,871 B2, filed January, 18, 2012, issued Jun 10, 2014
  • Wenjuan Zhu, Yanqing Wu, Jin Cai, ￿Graphene pressure sensors￿, U.S. Patent US 8852985 B2, filed Apr. 12, 2012, issued Oct. 7, 2014
  • Wenjuan Zhu, ￿Graphene-based efuse device￿, U.S. Patent 8,598,634 B1, Filed Sep. 14, 2012, issued Dec. 3, 2013.
  • Wenjuan Zhu, ￿Graphene-based non-volatile memory￿ (method), U.S. Patent 8,557,686 B1, Filed Aug. 27, 2012, issued Oct. 15,2013
  • Wenjuan Zhu, ￿Nano-devices formed with suspended graphene membrane￿ (method), U.S. Patent US8569089B2, filed Aug. 31, 2012, issued Oct. 29, 2013.
  • Wenjuan Zhu, ￿Graphene-based non-volatile memory￿ (structure), U.S. Patent US8519450 B1, filed August 17, 2012, issued Aug. 27, 2013.
  • Wenjuan Zhu, Deborah A Neumayer, Phaedon Avouris, ￿Nitride gate dielectric for graphene MOSFET￿, U.S. Patent US 8,530,886 B2, filed March 18, 2011, issued September 10, 2013
  • Wenjuan Zhu, ￿Nano-devices formed with suspended graphene membrane￿ (structure), U.S. Patent US8564027B2, filed January 27, 2012, issued Oct. 22, 2013
  • Wenjuan Zhu, ￿Structure and method of forming buried-channel graphene field effect device￿, U.S. Patent US8101474B2, filed January 6, 2010, issued January 24, 2012
  • Huilong Zhu, Wenjuan Zhu, Zhijiong Luo, ￿Forming silicided gate and contacts from polysilicon germanium and structure formed￿, U.S. Patent US7718513 B2, filed April 13, 2007, issued May 18, 2010
  • Huilong Zhu, Mahender Kumar, Dan M. Mocuta, Ravikumar Ramachandran, Wenjuan Zhu, ￿Structure and method for manufacturing device with ultra-thin SOI at the tip of a V-shape channel￿, U.S. Patent 7528027 B1, filed March 25, 2008, issued, May 5, 2009
  • Huilong Zhu, Ravikumar Ramachandran, Effendi Leobandung, Mahender Kumar, Wenjuan Zhu, Christine Norris, ￿Field effect device including inverted V shaped channel re-gion and method for fabrication thereof￿, U.S. Patent US7485510B2, filed October 3, 2006, issued February 3, 2009
  • Huilong Zhu, Ravikumar Ramachandran, Effendi Leobandung, Mahender Kumar, Wenjuan Zhu, Christine Norris, ￿Semiconductor structure and manufacturing method thereof￿, China Patent CN100568531C, filed January 8, 2007, issued December 9, 2009.
  • Wenjuan Zhu, Michael P. Chudzik, Oleg Gluschenkov, Dae-Gyu Park, Akihisa Sekiguchi, ￿Semiconductor structure￿, China Patent CN100550422C, filed April 19, 2006, issued October 14, 2009
  • Wenjuan Zhu, Michael P. Chudzik, Oleg Gluschenkov, Dae-Gyu Park, Akihisa Sekiguchi, ￿Method of forming an ultra-thin HfSiO metal silicate film for high performance CMOS applications and semiconductor structure formed in said method￿, U.S. Patent 7504700 B2, filed April 21, 2005, issued March 17, 2009

Conferences Organized or Chaired

  • Technical program committee and session chair for 47th IEEE Semiconductor Interface Specialists Conference, 2016
  • Session chair for America Physical Society (APS) meeting, 2016;
  • Session chair for 46th IEEE Semiconductor Interface Specialists Conference, 2015;
  • Organizer and session chair for America Physical Society (APS) meeting, 2015;
  • Session chair for 46th IEEE Semiconductor Interface Specialists Conference, 2015;
  • Organizing committee and session chair for SPIE Optics + Photonics meeting, 2015;
  • Organizing committee members for 13th annual nanotechnology workshop, 2015;
  • Session chair for America Physical Society (APS) meeting, 2014;
  • Organizing committee member for OSA Integrated Photonics Research (IPR) meeting, 2015.

Other Scholarly Activities

  • Panelist for ACS Petroleum Research Fund (2015)
  • Panelist for Research Grants Council (RGC) of Hong Kong, 2016
  • Panelist for ACS Petroleum Research Fund (2016)
  • Panelist for National Science Foundation (2016)
  • Panelist for National Science Foundation (2017)

Honors

  • National Science Foundation CAREER Award (2017)
  • IBM Research's 2014 Pat Goldberg Memorial Best Paper Award (2014)
  • Invention achieve high value award at IBM (2013)
  • Outstanding Technical Achievement Award at IBM (2008)
  • Bravo Awards at IBM (2007)
  • Bravo Awards at IBM (2006)
  • Invention Achievement Awards at IBM (2005-2013)
  • Henry Prentiss Becton Graduate Prize for exceptional achievement in research in Engineering and Applied Science at Yale University (2003)
  • IEEE SISC Ed Nicollican Award for Best Student Paper (2002)