Dr. Biswajit Ray

Associate Professor, ECE


301 Sparkman Drive
Engineering Building
Room 263G
Huntsville, AL 35899
Campus Map



Dr. Ray is an Associate Professor in the Department of Electrical and Computer Engineering with The
University of Alabama in Huntsville. His research spans the boundaries of electron devices and systems
for addressing the challenges in data storage, security and reliability, and energy-efficient computing.
Before joining UAH, he worked in SanDisk Corporation, Milpitas, California, USA, developing 3D
NAND Flash memory technology. Dr. Ray holds more than 15 U.S. issued patents and published more
than 50 research papers in international journals and conferences. He is a recipient of NSF CAREER
Award, 2022 and a senior member of IEEE.

Curriculum Vitae

Personal Website


  • Ph.D., Electrical & Computer Engineering, Purdue University, 2013
  • M.S., Engineering, Indian Institute of Science, 2008
  • B.Tech., Electrical & Electronics Engineering, National Institute of Technology, 2006

Honors & Awards

  • NSF CAREER Award, 2022
  • Outstanding Faculty Research Award, College of Engineering, The University of Alabama in Huntsville, 2020.
  • Outstanding Junior Faculty Award, College of Engineering, The University of Alabama in Huntsville, 2020.
  • NSF EPSCoR Research Fellow (RII Track-4), 2019.
  • Joseph Dowdle Outstanding ECE Faculty Award, The University of Alabama in Huntsville, 2019.
  • Innovation Award, SanDisk Corporation, 2014.
  • Best poster award, IEEE Photovoltaic Specialist Conference, Austin, TX, USA, 2012.
  • Technoinventor Award for outstanding master's thesis, Indian Semiconductor Association, India, 2009


  • Internet of Things (IoT)
  • Hardware Security and Reliability
  • Non-volatile Memory Technology
  • Electronics for Extreme Environment
  • Smart Sensor Design

Recent Publications

  • P. Kumari, S. Huang, M. Wasiolek, K. Hattar, and B. Ray, "Layer Dependent Bit Error Variation in 3-D NAND Flash Under Ionizing Radiation", IEEE Transactions on Nuclear Science, vol. 67, no. 9, pp. 2021-2027, 2020.

  • S. Sakib, A. Milenkovic, and B. Ray, "Flash Watermark: An Anti-Counterfeiting Technique for NAND Flash Memories", IEEE Transaction on Electron Devices, vol. 67, no. 10, pp. 4172–4177, 2020.

  • M. Hasan and B. Ray, "Reliability of NAND Flash Memory as a Weight Storage Device of Artificial Neural Network", IEEE Transactions on Device and Materials Reliability, vol. 20, no. 3, pp. 596- 603, 2020.

  • M. Hasan and B. Ray, “Data Recovery from “Scrubbed” NAND Flash Storage: Need for Analog Sanitization,” in Proc. of the 29th USENIX Security Symposium, Boston, MA, Aug. 2020.

  • B. Ray, and A. Milenkovic, "True Random Number Generation Using Read Noise of Flash Memory Cells", IEEE Transactions on Electron Devices, vol. 65, no. 2, pp. 963-969, 2018.