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Ed Thomsen

Ed Thomsen

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352
(509) 375-3739

Biography

Ed Thomsen has over 10 years of experience in solid state ion conductor research. He has been involved in many programs researching fuel cells, batteries, automotive sensors, and basic materials properties. He has designed and built instruments to measure electrical, ionic and mechanical properties of solid state ion conducting materials. He has coauthored more than 50 publications including journal articles, conference proceedings, formal reports and book chapters.

Research Interests

  • Fuel Cells
  • Batteries
  • Solid state electrochemistry
  • Experimental automation using Labview

Education and Credentials

  • B.S. Mechanical Engineering, Washington State University

PNNL Patents

PNNL Publications

2023

  • Viswanathan V.V., A.J. Crawford, E.C. Thomsen, N. Shamim, G. Li, Q. Huang, and D.M. Reed. 2023. "An overview of the design and optimized operation of vanadium redox flow batteries for durations in the range of 4-24 hours." Batteries 9, no. 4:Art. No. 221. PNNL-SA-182087. doi:10.3390/batteries9040221

2022

  • Archipley C.C., J.A. Barclay, K.D. Meinhardt, G.A. Whyatt, E.C. Thomsen, J.D. Holladay, and J. Cui, et al. 2022. "Methane Liquefaction with an Active Magnetic Regenerative Refrigerator." Cryogenics 128. PNNL-SA-171952. doi:10.1016/j.cryogenics.2022.103588
  • Shamim N., V.V. Viswanathan, E.C. Thomsen, G. Li, D.M. Reed, and V.L. Sprenkle. 2022. "Valve Regulated Lead Acid Battery Evaluation under Peak Shaving and Frequency Regulation Duty Cycles." Energies 15, no. 9:Art. No. 3389. PNNL-SA-170871. doi:10.3390/en15093389

2021

  • Modachur Sivakumar B., V. Prabhakaran, K. Duanmu, E.C. Thomsen, B. Berland, N. Gomez, and D.M. Reed, et al. 2021. "Long-Term Structural and Chemical Stability of Carbon Electrodes in Vanadium Redox Flow Battery." ACS Applied Energy Materials 4, no. 6:6074-6081. PNNL-SA-160926. doi:10.1021/acsaem.1c00912
  • Shamim N., E.C. Thomsen, V.V. Viswanathan, D.M. Reed, V.L. Sprenkle, and G. Li. 2021. "Evaluating ZEBRA battery module under the peak-shaving duty cycles." Materials 14, no. 9:2280. PNNL-SA-160793. doi:10.3390/ma14092280

2020

  • Jones M.C., K.B. Campbell, M.J. Coffey, O.A. Marina, G.W. Coffey, A. Heredia-Langner, and J.C. Linehan, et al. 2020. "High-Pressure Apparatus for Monitoring Solid-Liquid Phase Transitions." Review of Scientific Instruments 91, no. 9:Article No. 094102. PNNL-SA-148023. doi:10.1063/5.0015518

2019

  • Barclay J.A., K.P. Brooks, J. Cui, J.D. Holladay, K.D. Meinhardt, E. Polikarpov, and E.C. Thomsen. 2019. "Propane Liquefaction with an Active Magnetic Regenerative Liquefier." Cryogenics 100. PNNL-SA-137298. doi:10.1016/j.cryogenics.2019.01.009
  • Egbert J.D., E.C. Thomsen, S.A. O'Neill-Slawecki, D.M. Mans, D.C. Leitch, L.J. Edwards, and C.E. Wade, et al. 2019. "Development and Scale-up of Continuous Electrocatalytic Hydrogenation of Functionalized Nitro arenes, Nitriles and Unsaturated Aldehydes." Organic Process Research & Development 23, no. 9:1803-1812. PNNL-SA-139588. doi:10.1021/acs.oprd.8b00379
  • Teyber R.P., J.D. Holladay, E. Polikarpov, K.D. Meinhardt, E.C. Thomsen, J. Cui, and A. Rowe, et al. 2019. "Performance investigation of a high-field active magnetic regenerator." Applied Energy 236. PNNL-SA-135929. doi:10.1016/j.apenergy.2018.12.012

2018

  • Holladay J.D., K.D. Meinhardt, E. Polikarpov, E.C. Thomsen, R.P. Teyber, J. Cui, and J.A. Barclay, et al. 2018. "Characterization of Bypass Fluid Flow in an Active Magnetic Regenerative Liqueer." International Journal of Refrigeration. PNNL-SA-130481. doi:10.1016/j.cryogenics.2018.05.010
  • Holladay J.D., R.P. Teyber, K.D. Meinhardt, E. Polikarpov, E.C. Thomsen, C. Archipley, and J. Cui, et al. 2018. "Investigation of Bypass Fluid Flow in an Active Magnetic Regenerative Liquefier." Cryogenics 93. PNNL-SA-135075. doi:10.1016/j.cryogenics.2018.05.010
  • Teyber R.P., K.D. Meinhardt, E.C. Thomsen, E. Polikarpov, J. Cui, A. Rowe, and J.D. Holladay, et al. 2018. "Passive Force Balancing of an Active Magnetic Regenerative Liquefier." Journal of Magnetism and Magnetic Materials 451. PNNL-SA-128790. doi:10.1016/j.jmmm.2017.11.002

2016

  • Crawford A.J., E.C. Thomsen, D.M. Reed, D.E. Stephenson, V.L. Sprenkle, J. Liu, and V.V. Viswanathan. 2016. "Development and Validation of Chemistry Agnostic Flow Battery Cost Performance Model and Application to Non-Aqueous Electrolyte Systems." International Journal of Energy Research. PNNL-SA-113966. doi:10.1002/er.3526
  • Estevez L., D.M. Reed, Z. Nie, A.M. Schwarz, M.I. Nandasiri, J.P. Kizewski, and W. Wang, et al. 2016. "Tunable oxygen functional groups as electro-catalysts on graphite felt surfaces for all vanadium flow batteries." ChemSusChem 9, no. 12:1455-1461. PNNL-SA-113820. doi:10.1002/cssc.201600198
  • Reed D.M., E.C. Thomsen, B. Li, W. Wang, Z. Nie, B.J. Koeppel, and J.P. Kizewski, et al. 2016. "Stack Developments in a kW class all vanadium mixed acid redox flow battery at the Pacific Northwest National Laboratory." Journal of the Electrochemical Society 163, no. 1:A5211-A5219. PNNL-SA-112057. doi:10.1149/2.0281601jes
  • Reed D.M., E.C. Thomsen, B. Li, W. Wang, Z. Nie, B.J. Koeppel, and V.L. Sprenkle. 2016. "Performance of a Low Cost Interdigitated Flow Design on a 1 kW Class All Vanadium Mixed Acid Redox Flow Battery." Journal of Power Sources 306. PNNL-SA-112126. doi:10.1016/j.jpowsour.2015.11.089

2015

  • Crawford A.J., V.V. Viswanathan, D.E. Stephenson, W. Wang, E.C. Thomsen, D.M. Reed, and B. Li, et al. 2015. "Comparative analysis for various redox flow batteries chemistries using a cost performance model." Journal of Power Sources 293. PNNL-SA-108277. doi:10.1016/j.jpowsour.2015.05.066
  • Reed D.M., E.C. Thomsen, W. Wang, Z. Nie, B. Li, X. Wei, and B.J. Koeppel, et al. 2015. "Performance of Nafion® N115, Nafion® NR-212, and Nafion® NR-211 in a 1 kW Class All Vanadium Mixed Acid Redox Flow Battery." Journal of Power Sources 285. PNNL-SA-108089. doi:10.1016/j.jpowsour.2015.03.099
  • Wei X., G. Xia, B.W. Kirby, E.C. Thomsen, B. Li, Z. Nie, and G.L. Graff, et al. 2015. "An Aqueous Redox Flow Battery Based on Neutral Alkali Metal Ferri/ferrocyanide and Polysulfide Electrolytes." Journal of the Electrochemical Society 163, no. 1:A5150-A5153. PNNL-SA-93471. doi:10.1149/2.0221601jes

2014

  • Li B., Q. Luo, X. Wei, Z. Nie, E.C. Thomsen, B. Chen, and V.L. Sprenkle, et al. 2014. "Capacity Decay Mechanism of Microporous Separator-Based All-Vanadium Redox Flow Batteries and its Recovery." ChemSusChem 7, no. 2:577-584. PNNL-SA-94959. doi:10.1002/cssc.201300706
  • Nasybulin E.N., W. Xu, B.L. Mehdi, E.C. Thomsen, M.H. Engelhard, R.C. Masse, and P. Bhattacharya, et al. 2014. "Formation of Interfacial Layer and Long-Term Cylability of Li-O-2 Batteries." ACS Applied Materials & Interfaces 6, no. 16:14141-14151. PNNL-SA-99830. doi:10.1021/am503390q
  • Viswanathan V.V., A.J. Crawford, D.E. Stephenson, S. Kim, W. Wang, B. Li, and G.W. Coffey, et al. 2014. "Cost and Performance Model for Redox Flow Batteries." Journal of Power Sources 247. PNNL-SA-91534. doi:10.1016/j.jpowsour.2012.12.023

2013

  • Chick L.A., O.A. Marina, C.A. Coyle, and E.C. Thomsen. 2013. "Effects of temperature and pressure on the performance of a solid oxide fuel cell running on steam reformate of kerosene." Journal of Power Sources 236. PNNL-SA-90279. doi:10.1016/j.jpowsour.2012.11.136
  • Kim S., E.C. Thomsen, G. Xia, Z. Nie, J. Bao, K.P. Recknagle, and W. Wang, et al. 2013. "1 kW / 1kWh Advanced Vanadium Redox Flow Battery Utilizing Mixed Acid Electrolytes." Journal of Power Sources 237. PNNL-SA-92689. doi:10.1016/j.jpowsour.2013.02.045
  • Sprenkle V.L., W. Wang, Q. Luo, X. Wei, B. Li, Z. Nie, and B. Chen, et al. 2013. "Redox Flow Battery Development for Stationary Energy Storage Applications at Pacific Northwest National Laboratory." In International Flow Battery Forum, June 26-27, 2013, Dublin, Ireland, edited by A. Price and J. Cainey, 48-49. Malmesbury:Swanbarton Limited. PNNL-SA-95927.
  • Youngblood G.E., E.C. Thomsen, and C.H. Henager. 2013. "Effects of contact resistance on electrical conductivity measurements of SiC-based materials." Journal of Nuclear Materials 442, no. 1-3:S410-S413. PNNL-SA-98386. doi:10.1016/j.jnucmat.2013.04.096

2012

  • Chou Y.S., E.C. Thomsen, J. Choi, and J.W. Stevenson. 2012. "Compliant alkali silicate sealing glass for solid oxide fuel cell applications: Combined stability in isothermal ageing and thermal cycling with YSZ coated ferritic stainless steels." Journal of Power Sources 197, no. 1:154-160. PNNL-SA-82493. doi:10.1016/j.jpowsour.2011.09.027
  • Chou Y.S., E.C. Thomsen, J. Choi, and J.W. Stevenson. 2012. "Compliant alkali silicate sealing glass for solid oxide fuel cell applications: the effect of protective YSZ coating on electrical stability in dual environment." Journal of Power Sources 202. PNNL-SA-84397. doi:10.1016/j.jpowsour.2011.11.017
  • Stephenson D.E., S. Kim, F. Chen, E.C. Thomsen, V.V. Viswanathan, W. Wang, and V.L. Sprenkle. 2012. "Electrochemical Model of the Fe/V Redox Flow Battery." Journal of the Electrochemical Society 159, no. 12:A1993-A2000. PNNL-SA-88363. doi:10.1149/2.052212jes
  • Youngblood G.E., E.C. Thomsen, and C.H. Henager. 2012. "Effects of Contact Resistance on Electrical Conductivity Measurements of SiC-Based Materials." In Fusion Materials Semiannual Progress Report for the Period Ending December 31, 2011, edited by FW Wiffen and B Waddell. 39-40. Oak Ridge, Tennessee:Oak Ridge National Laboratory. PNNL-SA-83937.

2011

  • Chou Y.S., E.C. Thomsen, J. Choi, W.E. Voldrich, J.W. Templeton, and J.W. Stevenson. 2011. "Development and Implementation of Stack Fixture Tests." In 2011 Office of Fossil Energy Fuel Cell Program Annual Report. 163-167. Washington, District Of Columbia:Department of Energy. PNNL-SA-80675.
  • Chou Y.S., E.C. Thomsen, R.T. Williams, J. Choi, N.L. Canfield, J.F. Bonnett, and J.W. Stevenson, et al. 2011. "Compliant alkali silicate sealing glass for solid oxide fuel cell applications: thermal cycle stability and chemical compatibility." Journal of Power Sources 196, no. 5:2709-2716. PNNL-SA-76697. doi:10.1016/j.jpowsour.2010.11.020
  • Marina O.A., L.R. Pederson, C.A. Coyle, E.C. Thomsen, and D.J. Edwards. 2011. "Polarization-Induced Interfacial Reactions between Nickel and Selenium in Ni/Zirconia SOFC Anodes and Comparison with Sulfur Poisoning." Journal of the Electrochemical Society 158, no. 1:b36-b43. PNNL-SA-74342.
  • Marina O.A., L.R. Pederson, C.A. Coyle, E.C. Thomsen, P. Nachimuthu, and D.J. Edwards. 2011. "Electrochemical, Structural and Surface Characterization of Nickel/Zirconia Solid Oxide Fuel Cell Anodes in Coal Gas Containing Antimony." Journal of Power Sources 196, no. 11:4911-4922. PNNL-SA-75755. doi:10.1016/j.jpowsour.2011.02.027
  • Youngblood G.E., and E.C. Thomsen. 2011. "CONTACT RESISTANCE AT A CVD-SIC/NI INTERFACE." In Fusion Materials Semiannual Progress Report for the Period Ending Decemeber 31, 2011. 41-50. Oak Ridge, Tennessee:Department of Energy. PNNL-SA-86035.
  • Youngblood G.E., E.C. Thomsen, and R.J. Shinavski. 2011. "Electrical Conductivity of 2D-SiCf/CVI-SiC." Fusion Science and Technology 60, no. 1:364-368. PNNL-SA-82349.

2010

  • Marina O.A., C.A. Coyle, E.C. Thomsen, D.J. Edwards, G.W. Coffey, and L.R. Pederson. 2010. "Degradation Mechanisms of SOFC Anodes in Coal Gas Containing Phosphorus." Solid State Ionics 181, no. 8-10:430-440. PNNL-SA-67342.
  • Marina O.A., L.R. Pederson, E.C. Thomsen, C.A. Coyle, and K.J. Yoon. 2010. "Reversible Poisoning of the Nickel/Zirconia Solid Oxide Fuel Cell Anodes by Hydrogen Chloride in Coal Gas." Journal of Power Sources 195, no. 20 SP ISS:7033-7037. PNNL-SA-72205.
  • Marina O.A., L.R. Pederson, E.C. Thomsen, D.J. Edwards, C.A. Coyle, and C.N. Cramer. 2010. "SOFC Ohmic Resistance Reduction by HCl-Induced Removal of Manganese at the Anode/Electrolyte Interface." Electrochemical and Solid-State Letters 13, no. 6:B63-B67. PNNL-SA-71023. doi:10.1149/1.3380668
  • Yoon K.J., C.N. Cramer, E.C. Thomsen, C.A. Coyle, G.W. Coffey, and O.A. Marina. 2010. "Calcium- and Cobalt-doped Yttrium Chromites as an Interconnect Material for Solid Oxide Fuel Cells." Journal of the Electrochemical Society 157, no. 6:B856-B861. PNNL-SA-69520.

2009

  • Coyle C.A., O.A. Marina, E.C. Thomsen, D.J. Edwards, C.N. Cramer, G.W. Coffey, and L.R. Pederson. 2009. "Interactions of nickel/zirconia solid oxide fuel cell anodes with coal gas containing arsenic." Journal of Power Sources 193, no. 2:730-738. PNNL-SA-65571. doi:10.1016/j.jpowsour.2009.04.042
  • Marina O.A., L.R. Pederson, C.A. Coyle, E.C. Thomsen, and G.W. Coffey. 2009. "Ni/YSZ Anode Interactions with Impurities in Coal Gas." ECS Transactions 25, no. 2:2125-2130. PNNL-SA-67224. doi:10.1149/1.3205760
  • Thomsen E.C., G.W. Coffey, L.R. Pederson, and O.A. Marina. 2009. "Performance of Lanthanum Strontium Manganite Electrodes at High Pressure." Journal of Power Sources 191, no. 2:217-224. PNNL-SA-62574.

2008

  • Zhou X.D., L.R. Pederson, E.C. Thomsen, Z. Nie, and G.W. Coffey. 2008. "Nonstoichiometry and Transport Properties of Ca3Co4±xO9+d (x = 0 - 0.4)." Electrochemical and Solid-State Letters 12, no. 2:F1-F3. PNNL-SA-63405. doi:10.1149/1.3039948

2007

  • Coffey G.W., L.R. Pederson, D.M. Ponds, P.C. Rieke, and E.C. Thomsen. 2007. "Fabrication and Characterization of a Novel Luggin Capillary Reference Electrode for use in Solid State Electrolytes." Solid State Ionics 178, no. 11-12:827-832. PNNL-SA-54159.
  • Hardy J.S., E.C. Thomsen, N.L. Canfield, J.V. Crum, K.S. Weil, and L.R. Pederson. 2007. "Development of Passive Hydrogen Separation Membranes made from Co-Synthesized Nanoscale Cermet Powders." International Journal of Hydrogen Energy 32. PNNL-SA-48968. doi:10.1016/j.ijhydene.2006.08.016
  • Hardy J.S., J.Y. Kim, E.C. Thomsen, and K.S. Weil. 2007. "Improved Wetting of Mixed Ionic/Electronic Conductors Used in Electrochemical Devices with Ternary Reactive Air Braze Filler Metals." Journal of the Electrochemical Society 154, no. 3:P32-P39. PNNL-SA-51501. doi:10.1149/1.2430691
  • Marina O.A., L.R. Pederson, M.C. Williams, G.W. Coffey, K.D. Meinhardt, C.D. Nguyen, and E.C. Thomsen. 2007. "Electrode Performance in Reversible Solid Oxide Fuel Cells." Journal of the Electrochemical Society 154, no. 5:B452-B459. PNNL-SA-50946.
  • McCarthy B., L.R. Pederson, H.U. Anderson, X.D. Zhou, P. Singh, G.W. Coffey, and E.C. Thomsen. 2007. "Enhanced Shrinkage of Lanthanum Strontium Manganite (La0.90Sr0.10MnO3+d) Resulting from Thermal and Oxygen Partial Pressure Cycling." Journal of the American Ceramic Society 90, no. 10:3255-3262. PNNL-SA-53837. doi:10.1111/j.1551-2916.2007.01890.x

2006

  • Zhou X.D., J. Yang, E.C. Thomsen, Q. Cai, B.J. Scarfino, Z. Nie, and G.W. Coffey, et al. 2006. "Electrical, Thermoelectric, and Structural Properties of La(MxFe1-x)O3 (M=Mn, Ni, Cu)." Journal of the Electrochemical Society 153, no. 12:J133-J138. PNNL-SA-50730.

2005

  • Coffey G.W., J.S. Hardy, O.A. Marina, L.R. Pederson, P.C. Rieke, and E.C. Thomsen. 2005. "Copper Doped Lanthanum Strontium Ferrite for Reduced Temperature Solid Oxide Fuel Cells." In Fourteenth International Conference on Solid State Ionics, Jun 22-27 2003, Monterey, CA., USA. Published in Solid State Ionics, 175, 73-78. Amsterdam:Elsevier. PNNL-SA-44931.
  • Hardy J.S., K.S. Weil, J.Y. Kim, E.C. Thomsen, and J.T. Darsell. 2005. "TiO2-modified Ag-CuO Reactive Air Brazes for Improved Wettability on Mixed Ionic/Electronic Conductors." In Surfaces, Interfaces, and the Science of Ceramic Joining Published in CERAMIC TRANSACTIONS, 158, 165-171. Westerville:American Ceramic Society. PNNL-SA-41237.

2004

  • Coffey G.W., J.S. Hardy, O.A. Marina, L.R. Pederson, P.C. Rieke, and E.C. Thomsen. 2004. "Copper Doped Lanthanum Strontium Ferrite for Reduced Temperature Solid Oxide Fuel Cells." Solid State Ionics 175, no. 1-4:73-78. PNNL-SA-46526. doi:10.1016/j.ssi.2004.09.015
  • Marina O.A., G.W. Coffey, L.R. Pederson, P.C. Rieke, E.C. Thomsen, and M.C. Williams. 2004. "ELECTRODE DEVELOPMENT FOR REVERSIBLE SOLID OXIDE FUEL CELLS." In 2004 Joint International Meeting, Fifth International Symposium on Ionic and Mixed Conducting Ceramics, 368-381. Pennington, New Jersey:Electrochemical Society. PNNL-SA-42319.

2003

  • Coffey G.W., J.S. Hardy, L.R. Pederson, P.C. Rieke, and E.C. Thomsen. 2003. "Oxygen Reduction Activity of Lanthanum Strontium Nickel Ferrite." Electrochemical and Solid-State Letters 6, no. 6:A121-A124. PNNL-SA-38106.
  • Coffey G.W., J.S. Hardy, L.R. Pederson, P.C. Rieke, E.C. Thomsen, and M.B. Walpole. 2003. "Electrochemical Properties of Lanthanum Strontium Aluminum Ferrites for the Oxygen Reduction Reaction." Solid State Ionics 158, no. 1-2:1-9. PNNL-SA-36085.

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