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Contact

 Xuejun Lu

Title:

Associate Professor

Phone:

(978)934-3359

 

Office:

FA 206

 

E-mail:

xuejun_lu@uml.edu

 

Website:

http://faculty.uml.edu/xlu/

 

Education

  • Ph.D. in Electrical Engineering, University of Texas at Austin, 2001

  • M.S. in Electrical Engineering,  University of Texas at Austin, 1999
  • B.S. in Chemistry, Peking (Beijing) University, China, 1992

Research

  • Longwave infrared (LWIR) quantum dot detector, LWIR focal plane array (FPA)

  • Flexible electronics, Nanoelectronics 

  • Silicon Nanophotonics

  • Nonlinear thresholding optical gates 

  • Optical Interconnects

  • Ultra high-speed transceiver interface

Grant
  • Xuejun Lu (PI), "Transparent flexible electrodes," AFOSR, 03/2008 - 02/2011.
  • Xuejun Lu (PI), "LWIR FPA," Raytheon, 04/01/07-03/31/08
  • Xuejun Lu (PI), "Flexible electronics," NSF STTR, 07/01/07-06/30/08
  • Xuejun Lu (PI), "High sensitivity LWIR quantum dot infrared photodetectors," AFRL, 04/01/06-1/31/07
  • Xuejun Lu (PI), "A Room-temperature High-speed Quantum Dot Infrared Photodetector with High Photodetectivity," NASA, GSFC, 01/01/2005-12/31/2005.
  • Xuejun Lu (PI), "Development of Techniques for On-chip Optical Interconnect Bus," Crystal Research Inc., 07/01/04-12/31/04
  • Xuejun Lu (PI), "Development of 32-channel variable optical attenuator (VOA) drivers for phased-array antenna," Crystal Research Inc., 03/01/04-06/31/04

Publication

2009:
  • Jarrod Vaillancourt, Puminun Vasinajindakaw, Xuejun Lu, Andreas Stintz, Jason Bundas, Robert Cook, Douglas Burrows, Kelly Patnaude, Richard Dennis, Axel Reisinger, Mani Sundaram, “A voltage-tunable multi-spectral 320x256 InAs/GaAs quantum-dot infrared focal plane array (FPA),” Accepted for publication, Semiconductor Science and Technology (2009).

2008:

  • Jarrod Vaillancourt, Haiyan Zhang, Puminun Vasinajindakaw, Haitao Xia, Xuejun Lu, Xuliang Han , Daniel Janzen , Wu-Sheng Shih , Carissa Jones , Mike Stroder , Maggie (Yihong) Chen , Harish Subbaraman , Ray Chen , Urs Berger , Michael Renn, “All Ink-Jet-Printed Carbon Nanotube (CNT) Thin-Film Transistor on a Polyimide Substrate with an Ultra-high Operating Frequency of over 5 GHz,”  Applied Physics Letters,  Vol. 93, No. 24, pp. 243301(2008). Selected for Virtual Journal of Nanoscale Science & Technology. The Virtual Journal, which is published by the American Institute of Physics and the American Physical Society in cooperation with numerous other societies and publishers, is an edited compilation of links to articles from participating publishers, covering a focused area of frontier research..

  • Jarrod Vaillancourt, Andreas Stintz, Mark J. Meisner, and Xuejun Lu, “Low-bias, high-temperature operation of an InAs-InGaAs quantum-dot infrared photodetector with peak-detection wavelength of 11.7 µm,” Accepted for publication, Infrared physics and technology (2008).

  • Mark J. Meisner, Jarrod Vaillancourt, and Xuejun Lu, “Voltage-tunable dual-band InAs quantum-dot infrared photodetectors based on InAs quantum dots with different capping layers,” Semiconductor Science and Technology, Vol. 23, pp. 095016 (2008).

2007:

  • Xuejun Lu, Jarrod Vaillancourt and Mark J. Meisner, “Temperature-dependent photoresponsivity and high-temperature (190  K) operation of a quantum dot infrared photodetector,” Applied Physics Letters, Vol. 91, No. 5, pp. 051115 (2007). Selected for the August 13, 2007 issue of Virtual Journal of Nanoscale Science & Technology. The Virtual Journal, which is published by the American Institute of Physics and the American Physical Society in cooperation with numerous other societies and publishers, is an edited compilation of links to articles from participating publishers, covering a focused area of frontier research.

  • Xuejun Lu, Mark J. Meisner, Jarrod  Vaillancourt, Jin Li, Xifeng Qian, and William D. Goodhue, “Modulation-doped InAs-InGaAs quantum dot longwave infrared photodetector with high quantum efficiency,” IEE Electronics Letters, Vol. 43, Issue 10, p. 589-590 (2007).

  • Xuejun Lu, Jarrod Vaillancourt, and Mark J. Meisner, “A modulation-doped longwave infrared quantum dot photodetector with high photoresponsivity,” Semiconductor Science and Technology, vol. 22, pp. 993-996 (2007).

  • Xuejun Lu, Rohit Samarth and Lei Zheng, “An Electro-optic Tunable Band-pass Filter Based on Long –period-grating Assisted Asymmetric Waveguide Coupling,” Accepted for publication, Optical Engineering Letters (2007).

  • Xuejun Lu, Jarrod Vaillancourt, Mark J. Meisner, and Andreas Stintz “Longwave-infrared InAs-InGaAs quantum-dot infrared photodetector with high operating temperature over 170 K”, Journal of Physics D: Applied Physics, vol. 40, pp. 5878-5882 (2007).

  • Han, Xuliang; Janzen, Daniel; Vaillancourt, Jarrod; and Lu, Xuejun; “Printable High-Speed Thin-Film Transistor on Flexible Substrate Using Carbon Nanotube Solution,” Micro & Nano Letters, Accepted for publication (2007).

 

2006:

 

 

 

 

  • Jarrod Vaillancourt, Xuejun Lu, Xuliang Han, and Daniel C. Janzen, “High-Speed Thin-Film Transistor on Flexible Substrate Fabricated at Room-Temperature,” IEE Electronics Letters, Vol. 42, Issue 23, pp. 1365-1367 (2006).

  • Lei Zheng, Jarrod Vaillancourt, Craig Armiento, and Xuejun Lu, “A Thermo-optically Tunable Fiber Ring Laser,” Optical Engineering Letters, Vol. 45 (7), 070503-1 (2006).

  • Xuejun Lu, Linghui Wu, Xuping Zhang and Ray T. Chen, "A Wide-band Polymeric Electro-Optic Modulator Array Based on Unidirectional Coupling between Multi-mode Waveguide Array and a Vertical Configured Dumping Planar Waveguide," Optics & Laser Technology, Volume 38, Issue 8, p.573-576 (2006).

2005:

 

 

 

 

  • Wei Jiang, Ray T. Chen, and Xuejun Lu, “Theory of light refraction at the surface of a photonic crystal,” Phys. Rev. B 71, 245115 (2005).

  • Xuejun Lu, Suning Tang, Jing Lin, Jennifer Cologrove, Yuanji Tang, X. Wang, Lei Zheng  and James Foshee, “An integrated High-speed Digital Optical True-Time–Delay Line with Embedded Electrically Switchable Gratings,” Optical Engineering Letters, Vol. 44 (5), 050505-1 (2005).

  • Zhang Xuping, Shi Zhan, and Lu Xuejun, “Experimental Comparison of Corona and Contact Poling for EO Polymer Modulators,” Journal of Southeast University China, Vol. 21, No. 4, pp. 449-452 (2005).

 

 

 

 

 Student
  • Lei Zheng (Graduated, MSEE)
  • Rohit Samarth (Graduated, MS Physics)
  • Jarrod Vaillancourt
  • Haitao Xia
  • Haiyan Zhang
  • Puminun Vasinajindakaw

Class