Qinghui Shao

I am a Ph.D.candidate in Nano-Device Laboratory at UC Riverside under the direction of Dr. Alexander A. Balandin.

Right now, I am working in the Center of Micro and Nano Technology at Lawrence Livermore National Lab.

  Research Interests

• Modeling and Optimization of Quantum Dot Superlattices based Photovoltaic Cells
• III-V Compound Semiconductor Materials and Devices
• Graphene based Transparent Electrodes for Optoelectronics and Electrical Interconnects
• Pillar Structured Neutron Detectors
• Design and Fabrication of Infrared Photodetectors
• Electrical Characterization of Semiconductor Devices

•   October 2008 - Present         Lawrence Livermore National Laboratory, Lawrence Scholar Program
•   May 2006 - Present               University of California - Riverside, Ph.D. in Electrical Engineering (In Progress)
•   August 2003 - August 2005   Rensselaer Polytechnic Institute, M.S. in Electrical Engineering

•   Q. Shao and A. A. Balandin, ''Intermediate-Band Tandem Solar Cell Based on Quantum Dot Superlattices,'' UC Case No. 2008-280-1
•   Q. Shao and A.A. Balandin, ''Graphene Layers and Ribbons as Transparent Electrodes for Photovoltaic and Optoelectronic Devices,'' UC Case No. 2008-768-1

•  Recipient of Student Employee Graduate Research Fellowship (SEGRF) (now Lawrence Scholar Program), Lawrence Livermore National Laboratory, Livermore, California (2008).
•  Recipient of the 1st place award of graduate research poster competition (Board of Advisors), University of California-Riverside (2008).
•  Recipient of Dean's Distinguished Fellowship, Bourns College of Engineering, University of California-Riverside (2006).

• Q. Shao, G. Liu, D. Teweldebrhan, A. A. Balandin, S. Roumyantsev, M. Shur and D. Yan, ''Flicker noise in bilayer graphene transistors,'' IEEE Electron Device Letters 30, 288 (2009).
• Q. Shao, G. Liu, D. Teweldebrhan, and A. A. Balandin, ''High-Temperature Quenching of Electrical Resistance in Graphene Interconnects,'' Appl. Phys. Lett. 92, 202108 (2008).
• Q. Shao, A. A. Balandin, A. I. Fedoseyev,  and M. Turowski, "Intermediate-band Solar Cells based on Quantum Dot Supra-crystals," Appl. Phys. Lett. 91, 163503 (2007). Selected for publication in the Virtual Journal of Nanoscale Science & Technology 16(18), 2007.
• D. L. Nika, E. P. Pokatilov, Q. Shao, and A. A. Balandin, "Charge-carrier States and Light Absorption in Ordered Quantum Dot Superlattices," Phys. Rev. B 76, 125417 (2007). Selected for publication in the Virtual Journal of Nanoscale Science & Technology 16(14), 2007.
• Q. Shao, A. A. Balandin, A. I. Fedoseyev, and M. Turowski, ''Computational design of the intermediate-band solar cells based on the quantum dot superlattices,'' Proc. SPIE, Vol. 7047, 70470B, August 2008.
• A. I. Fedoseyev, M. Turowski, A. Raman, Q. Shao, and A. A. Balandin, ''Multiscale models of quantum dot based nanomaterials and nanodevices for solar cells,'' The International Conference on Computational Science (ICCS), Part II, LNCS 5102, pp. 242-250 (2008).
• A. I. Fedoseyev, M. Turowski, Q. Shao, and A. A. Balandin, Invited Paper, ''Solar Cell Nanotechnology for Improved Efficiency and Radiation Hardness,'' Proc. SPIE, V6308, 630806, Aug. 2006.
• Y. Xiao, I. Bhat, T. F. Refaat, M. N. Abedin, and Q. Shao, ''MOVPE of GaSb/InGaAsSb Multilayers and Fabrication of Dual Band Photodetector,'' Proc. SPIE, V5881, 588101, Aug. 2005.