Dr. Saptarshi Mukherjee received a B.Tech. degree in Electronics and Communication Engineering from the National Institute of Technology, Durgapur, India, in 2013, and a Ph.D. in Electrical Engineering from Michigan State University, East Lansing, MI, USA, in 2018. He joined Lawrence Livermore National Laboratory (LLNL) as a Postdoctoral Researcher and is currently working as an Applied Electromagnetics Research Scientist. Dr. Mukherjee’s research interests include nondestructive evaluation methods in advanced manufacturing, computational geosciences, imaging and inverse problems, and high-power microwave devices. He has authored 3 patents and over 20 technical papers. He is currently serving as an American Society for Nondestructive Testing (ASNT) mentor, committee member of ASNT research and engineering councils, and current chair of the ASNT Golden Gate Section. He has served as the chair of the Electromagnetic Nondestructive Evaluation workshop at LLNL and a session chair for 8 international conferences.

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Ph.D. Electrical Engineering, Michigan State University (MSU), East Lansing Michigan, 2018

B.Tech Electronics & Communication Engineering, National Institute of Technology Durgapur, India, 2013

S. Mukherjee, K. Dowling, K. Li, Y. Dong, A. Conway, S. Rakheja, L. Voss, A Prony method for characterization of RF pulses from high power optoelectronic devices, IEEE Signal Processing Letters 29, 2021.

S. Mukherjee, O. Mays, J. Tringe, A microwave time reversal algorithm for detection of extended defects in dielectric composites, IEEE Transactions on Computational Imaging, 2021.

S. Mukherjee, T. Chang, N. Watkins, D. Stobbe, A physics based inverse technique for liquid metal jetting using a millimeter-wave diagnostic, IEEE Antennas and Wireless Propagation Letters, 2021.

T. Chang, S. Mukherjee, N. Watkins, D. Stobbe, O. Mays, E. Baluyot, A. Pascall, J.Tringe, In-situ monitoring for liquid metal jetting using a millimeter-wave waveguide diagnostic, Journal of Applied Physics, Vol. 130 Issue 14, 2021

T. Chang, S. Mukherjee, N. Watkins, D. Stobbe, O. Mays, E. Baluyot, A. Pascall, J.Tringe, In-situ monitoring for liquid metal jetting using a millimeter-wave impedance diagnostic, Nature Scientific Reports 10 (1), 1-9, 2020.

S. Mukherjee, C. Morency, E. Matzel, Finite frequency sensitivity kernels for electromagnetic imaging application, AGU Fall Meeting Abstracts (Vol. 2019, pp. GP13B-0583.

S. Mukherjee, Z. Su, L. Udpa, S. Udpa, A. Tamburrino, Enhancement of microwave imaging using a metamaterial lens, IEEE Sensors Journal, 2019 19 (13), pp.4962-4971.

S. Mukherjee, L. Udpa, S. Udpa, E. Rothwell, Y. Deng, A time reversal based microwave imaging system for detection of breast tumors, IEEE Transactions on Microwave Theory and Techniques, 2019 67 (5), pp.2062-2075.

L. Udpa, S. Udpa, and S. Mukherjee, Michigan State University, Nondestructive imaging using a split-ring resonator sensing apparatus, U.S. Patent Application, 2020, 16/801,439.

S. Mukherjee, A. Tamburrino, M. Haq, S. Udpa, L. Udpa, Far field Microwave NDE of Composite Structures using Time Reversal Mirror, NDT&E International Journal, Vol. 93, 7-17, 2017.

S. Mukherjee, L. Udpa, S. Udpa, E. Rothwell, Target localization using microwave time reversal mirror in reflection mode, IEEE Transactions on Antennas and Propagation, 65-2, 2016.

• LLNL Atmospheric Earth & Energy Sciences Directorate, Stand-out Award, 2021
• American Society for Nondestructive Testing (ASNT) Student Travel Grant Fellowship, 2018
• ASNT Graduate Fellowship Award, 2017
• National Science Foundation (NSF) International Research Fellowship, 2015

Leadership:

Chair, ASNT Golden Gate Section, 2021-2023

Program Chair, Workshop on Electromagnetic Nondestructive Evaluation Techniques, sponsored by Center for Advanced Signal and Image Sciences & Nondestructive Characterization Institute, LLNL with support from IEEE and ASNT, April 2021.

Chair of the Livermore Laboratory Employee Services Association Volunteering group: Create a communication platform for people passionate about philanthropy.

Invited Talks:

• Indian Society for Nondestructive Testing Invited Webinar: Electromagnetic Nondestructive Evaluation Techniques: Breaking the diffraction limits," 2021.
• LLNL Nondestructive Characterization Institute Seminar Series, Invited Talk on Electromagnetic NDE techniques, 2021.
• Indian Society for Nondestructive Testing NDE 2020 Invited Pre-Conference Tutorial Talk on Numerical Modeling of Electromagnetic NDE, 2020.
• Microwave Microsystems Laboratory, University of California Davis, Invited talk on Electromagnetic imaging algorithms for multi-scale imaging applications," 2019.