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Hardeep Mehta
Electrical Engineer

Hardeep Mehta is an electrical engineer who leads EMSL's Instrument Development and Automation Laboratory. In this role, he helps shape automation strategy for both EMSL and Pacific Northwest National Laboratory (PNNL), providing technical expertise to projects that incorporate advances in robotics and automation for scientific research.

Hardeep guides the development and deployment of multiple technology platforms, including the instrument payload for manned and unmanned aircraft used at PNNL's atmospheric research facility and the Anaerobic Molecular Phenotyping Platform (AMP2) supporting EMSL's Digital Phenome (DigiPhen) initiative. He also serves as a technical subject matter expert for EMSL's Microbial Molecular Phenotyping Capability (M2PC), a new 30,000-square-foot expansion that will include a 12,000-square-foot automated laboratory.

Education

  • MS in Electrical Engineering, Michigan Technological University, 2006
  • BE in Electronics Engineering, Institute of Technology and Management, 2004

Awards and Recognition

R&D 100 Award, 2015

Patents

  • Eric D. Walter, Jesse A. Sears, Hardeep S. Mehta, David W. Hoyt. “Snap-in Bushings and Process for High-Pressure and/or High Temperature Magic Angle Spinning Nuclear Magnetic Resonance Spectroscopy.” US Patent: US10550889B2. Licensed to Revolution NMR.
     
  • Jian Z. Hu, Jesse A. Sears, Hardeep S. Mehta, David W. Hoyt. “A Large Sample Volume Magic Angle Spinning Nuclear Magnetic Resonance Probe for In Situ Investigations with Constant Flow of Reactants.” US Patent: US20140099730 A1.
     
  • Jian Z. Hu, Ju Feng, Hardeep S. Mehta. “Slow magic angle spinning Nuclear Magnetic Resonance device and process for Metabolomics profiling of tissues and biofluids.” US Patent:US20130257432 A1.
     
  • Mark C. Butler, Ying Chen, Hardeep S. Mehta, Nancy M. Washton, Karl T. Mueller, Eric D. Walter. “Nuclear Magnetic Resonance Microprobe Detectors and Methods for Detection of Low-Volume Samples.” US Patent Pending: 32072-E.
     
  • Hardeep S. Mehta, Jesse A. Sears, Eric D. Walter, Nancy Washton, Karl Mueller, Ying Chen. “High temperature NMR MAS probe with optimized temperature gradient across the sample.” US Patent Pending: 31605-E. 
     

Publications

2025

  • Mei F., Q. Zhang, D. Zhang, J.D. Fast, G.R. Kulkarni, M.S. Pekour, and C.R. Niedek, et al. 2025. "Measurement Report: Vertically resolved Atmospheric Properties Observed over the Southern Great Plains with the ArcticShark Uncrewed Aerial System." Atmospheric Chemistry and Physics 25, no. 6:3425–3444. PNNL-SA-204341. doi:10.5194/acp-25-3425-2025

2023

  • Goldberger L.A., I. Gonzalez-Hirshfeld, K.D. Nelson, H.S. Mehta, F. Mei, J.M. Tomlinson, and B. Schmid, et al. 2023. "High-Resolution Image Products Acquired from Mid-sized Uncrewed Aerial Systems for Land–Atmosphere Studies." Remote Sensing 15, no. 16:Art. No. 3940. PNNL-SA-183243. doi:10.3390/rs15163940

2022

  • Pole M., Z. Lu, T. Ajantiwalay, M.J. Olszta, S. Tripathi, A. Yu, and H.S. Mehta, et al. 2023. "Modes of Strain Accommodation in Cu-Nb Nanolayered Thin Film on Indentation and Cyclic Shear." Surfaces and Interfaces 37. PNNL-SA-179422. doi:10.1016/j.surfin.2023.102712
     
  • Jardine K., J. Lei, S. Som, D.C. Souza, C.S. Clendinen, H.S. Mehta, and P. Handakumbura, et al. 2022. "Light-dependence of Formate (C1) and Acetate (C2) Transport and Oxidation in Poplar Trees." Plants 11, no. 16:Art. No. 2080. PNNL-SA-170911. doi:10.3390/plants11162080

2021

  • Woo J., S.M. Williams, L. Markillie, S. Feng, C. Tsai, V. Aguilera-Vazquez, and R.L. Sontag, et al. 2021. "High-throughput and high-efficiency sample preparation for single-cell proteomics using a nested nanowell chip." Nature Communications 12, no. 1:Art. No. 6246. PNNL-SA-159977. doi:10.1038/s41467-021-26514-2

2020 

  • Placencia-Gomez R.E., S.N. Kerisit, H.S. Mehta, O. Qafoku, C.J. Thompson, T.R. Graham, and E.S. Ilton, et al. 2020. "Critical Water Coverage during Forsterite Carbonation in Thin Water Films: Activating Dissolution and Mass Transport." Environmental Science & Technology 54, no. 11:6888-6899. PNNL-SA-151291. doi:10.1021/acs.est.0c00897 

2019 

  • Chamas A., L. Qi, H.S. Mehta, J.A. Sears, S.L. Scott, E.D. Walter, and D.W. Hoyt. 2019. "High Temperature/Pressure MAS-NMR for the Study of Dynamic Processes in Mixed Phase Systems." Magnetic Resonance Imaging 56. PNNL-SA-138048. doi:10.1016/j.mri.2018.09.026 
     
  • Mehdi B.L., A. Stevens, L. Kovarik, N. Jiang, H.S. Mehta, A.V. Liyu, and S.M. Reehl, et al. 2019. "Controlling the Spatio-Temporal Dose Distribution During STEM Imaging by Subsampled Acquisition: In-Situ Observations of Kinetic Processes in Liquids." Applied Physics Letters 115, no. 6:Article Number 063102. PNNL-SA-145156. doi:10.1063/1.5096595 
     
  • Mehta H.S., Y. Chen, J.A. Sears, E.D. Walter, M. Campos, J. Kothandaraman, and D.J. Heldebrant, et al. 2019. "A Novel High-Temperature MAS Probe with Optimized Temperature Gradient across Sample Rotor for In-situ Monitoring of High-Temperature High-Pressure Chemical Reactions." Solid State Nuclear Magnetic Resonance 102. PNNL-SA-143153. doi:10.1016/j.ssnmr.2019.06.003 

2018 

  • Moser T.H., H.S. Mehta, C. Park, R.T. Kelly, T. Shokuhfar, and J.E. Evans. 2018. "The role of electron irradiation history in liquid cell transmission electron microscopy." Science Advances 4, no. 4:eaaq1202. PNNL-SA-120688. doi:10.1126/sciadv.aaq1202 
     
  • Walter E.D., L. Qi, A. Chamas, H.S. Mehta, J.A. Sears, S.L. Scott, and D.W. Hoyt. 2018. "Operando MAS NMR Reaction Studies at High Temperatures and Pressures." Journal of Physical Chemistry C 122, no. 15:8209-8215. PNNL-SA-130852. doi:10.1021/acs.jpcc.7b11442 

2017 

  • Butler M., H.S. Mehta, Y. Chen, P.N. Reardon, R.S. Renslow, M. Khbeis, and D. Irish, et al. 2017. "Toward high-resolution NMR spectroscopy of microscopic liquid samples." Physical Chemistry Chemical Physics. PCCP 19, no. 22:14256-14261. PNNL-SA-126952. doi:10.1039/c7cp01933e 
     
  • Chang C., Q. Zhou, M. Oostrom, T. Kneafsey, and H.S. Mehta. 2017. "Pore-scale Supercritical CO2 Dissolution and Mass Transfer under Drainage Conditions." Advances in Water Resources 100. PNNL-SA-122892. doi:10.1016/j.advwatres.2016.12.003 
     
  • Chen, Y., H. S. Mehta, M. C. Butler, E. D. Walter, P. N. Reardon, R. S. Renslow, K. T. Mueller, and N. M. Washton. 2017. “High-Resolution Microstrip NMR Detectors for Subnanoliter Samples.” Physical Chemistry Chemical Physics 19 (41): 28163-28174. https://doi.org/10.1039/c7cp03933f. 
     
  • Du Y., C. Li, K.L. Zhang, M.E. McBriarty, S.R. Spurgeon, H.S. Mehta, and D. Wu, et al. 2017. "An all-perovskite p-n junction based on transparent conducting p-La1-xSrxCrO3 epitaxial layers." Applied Physics Letters 111, no. 6:063501. PNNL-SA-124623. doi:10.1063/1.4997410 

2015 

  • Mehdi B.L., J. Qian, E. Nasybulin, C. Park, D.A. Welch, R. Faller, and H.S. Mehta, et al. 2015. "Observation and Quantification of Nanoscale Processes in Lithium Batteries by Operando Electrochemical (S)TEM." Nano Letters 15, no. 3:2168-2176. PNNL-SA-107504. doi:10.1021/acs.nanolett.5b00175 
     
  • Mehdi B.L., J. Qian, E. Nasybulin, D.A. Welch, C. Park, R. Faller, and H.S. Mehta, et al. 2015. "Quantification of Electrochemical Nanoscale Processes in Lithium Batteries By OperandoEC-(S)TEM." In ECS Conference on Electrochemical Energy Conversion & Storage with SOFC-XIV, July 26-31, 2015, Glasgow, Scotland, MA2015-03, Abstract No. 432. Pennington, New Jersey:The Electrochemical Society. PNNL-SA-111760. 

2014 

  • Renslow R.S., J.T. Babauta, P.D. Majors, H.S. Mehta, R. Ewing, T. Ewing, and K.T. Mueller, et al. 2014. "A biofilm microreactor system for simultaneous electrochemical and nuclear magnetic resonance techniques." Water Science and Technology 69, no. 5:966-973. PNNL-SA-94214. doi:10.2166/wst.2013.802 

2012 

  • Hu J.Z., J.A. Sears, H.S. Mehta, J.J. Ford, J. Kwak, K. Zhu, and Y. Wang, et al. 2012. "A Large Sample Volume Magic Angle Spinning Nuclear Magnetic Resonance Probe for In-Situ Investigations with Constant Flow of Reactants." Physical Chemistry Chemical Physics. PCCP 14, no. 7:2137-2143. PNNL-SA-82533. doi:10.1039/c1cp22692d 
     
  • Renslow, R., P. Majors, J. Babauta, A. Dohnalkova, H. Mehta, and H. Beyenal. 2012. “Integration of Electrochemical Methods with Magnetic Resonance and Electron Microscopies for the Study of Geobacter sulfurreducens Biofilms.” Microscopy and Microanalysis 18: 14-15. https://doi.org/10.1017/S1431927612001924.