PNNL

Mr. Kerry Meinhardt has done extensive research in areas pertaining to solid oxide fuel cell (SOFC), solid state oxygen generators, oxygen sensors and glass-ceramic seals. Additional work has been done in the areas of Beta alumina based batteries, vanadium based flow batteries, electroplating with molten fluoride salt electrolytes and Magnetocaloric cooling devices. The areas of research related to SOFC’s have included all aspects of their fabrication from basic material research and cell fabrication to multi-kilowatt system layout and construction. Throughout his career there has been a strong emphasis on developing basic materials research into functional devices.

• SOFC’s
• Batteries
• Ceramic processing
• Prototype Design
• Magnetocaloric cooling

• UNIVERSITY OF MISSOURI - ROLLA Ceramic Engineering M.S. 1996
• UNIVERSITY OF MISSOURI - ROLLA Ceramic Engineering B.S. 1993

• U.S. Patent No. 9,444,091, September 13, 2016, "Apparatuses for Making Cathodes for High-temperature, Rechargeable Batteries".
• U.S. Patent No. 9,276,294, March 1, 2016, "Planar High Density Sodium Battery".
• U.S. Patent No. 8,889,303, November 18, 2014, "Cassette less SOFC stack and method of assembly".
• U.S. Patent No. 8,728,174, May 20, 2014, " Methods and apparatuses for making cathodes for high-temperature, rechargeable batteries".
• U.S. Patent No. 8,394,544, March 12, 2013, "Solid Oxide Fuel Cell Steam Reforming Power System".
• U.S. Patent No. 8,293,426, October 23, 2012, "Cassettes for Solid-Oxide Fuel Cell Stacks and Methods of Making the Same".
• U.S. Patent No. 8,182,965, May 22, 2012, "Optimized Cell Configurations for Stable LSCF-based Solid Oxide Fuel Cells".
• U.S. Patent No. 8,166,777, May 1, 2012, "Glass Composition and Process for Sealing Void Spaces in Electrochemical Devices".
• U.S. Patent No. 7,879,754, February 1, 2011, "Sulfur-Tolerant Catalyst Systems".
• U.S. Patent No. 7,832,737, November 16, 2010, "Multi-Layer Seal for Electrochemical Devices ".
• U.S. Patent No. 7,794,894, September 14, 2010, "Multi-Layer Seal for Electrochemical Devices ".
• U.S. Patent No. 7,351,491, April 1, 2008, "Supporting Electrodes for Solid Oxide Fuel Cells and Other Electrochemical Devices".
• U.S. Patent No. 7,244,526, July 17, 2007, "Solid oxide fuel cell anodes and electrodes for other electrochemical devices ".
• U.S. Patent No. 6,532,769, March 18, 2003, "Glass-Ceramic Joint And Method Of Joining ".
• U.S. Patent No. 6,430,966, August 13, 2002, "Glass-Ceramic Material And Method Of Making* ".

2018

• Holladay JD, RP Teyber, KD Meinhardt, E Polikarpov, EC Thomsen, C Archipley, J Cui, and JA Barclay. 2018. "Investigation of Bypass Fluid Flow in an Active Magnetic Regenerative Liquefier." Cryogenics 93:34-40. doi:10.1016/j.cryogenics.2018.05.010
• Teyber RP, KD Meinhardt, EC Thomsen, E Polikarpov, J Cui, A Rowe, JD Holladay, and JA Barclay. 2018. "Passive Force Balancing of an Active Magnetic Regenerative Liquefier." Journal of Magnetism and Magnetic Materials 451:79-86. doi:10.1016/j.jmmm.2017.11.002

2016

• Li G, X Lu, JY Kim, KD Meinhardt, HJ Chang, NL Canfield, and VL Sprenkle. 2016. "Advanced Intermediate Temperature Sodium-Nickel Chloride Batteries with Ultra-High Energy Density." Nature Communications 7:Article No. 10683. doi:10.1038/ncomms10683
• Lu X, G Li, KD Meinhardt, and VL Sprenkle. 2016. "Development of Na-beta alumina batteries at Pacific Northwest National Laboratory: From tubular to planar." Energy Storage Science and Technology (Chuneng Kexue yu Jishu) 5(3):309-316. 

2015

• Li G, X Lu, JY Kim, VV Viswanathan, KD Meinhardt, MH Engelhard, and VL Sprenkle. 2015. "Batteries: An Advanced Na-FeCl2 ZEBRA Battery for Stationary Energy Storage Application." Advanced Energy Materials 5(12):Article No.1500357. doi:10.1002/aenm.201570069
• Coffey GW, KD Meinhardt, VV Joshi, LR Pederson, CA Lavender, and D Burkes. 2015. Concept Feasibility Report for Electroplating Zirconium onto Uranium Foil - Year 2. PNNL-24106, Pacific Northwest National Laboratory, Richland, WA. 
• Lu X, G Li, JY Kim, KD Meinhardt, and VL Sprenkle. 2015. "Enhanced Sintering of ß"-Al2O3/YSZ with the Sintering Aids of TiO2 and MnO2." Journal of Power Sources 295:167-174.  doi:10.1016/j.jpowsour.2015.06.147

2012

• Powell MR, KD Meinhardt, VL Sprenkle, LA Chick, and GL Mcvay. 2012. "Demonstration of a Highly Efficient Solid Oxide Fuel Cell Power System Using Adiabatic Steam Reforming and Anode Gas Recirculation." Journal of Power Sources 205:377-384.  doi:10.1016/j.jpowsour.2012.01.098

2011

• Chick LA, KD Meinhardt, SP Simner, BW Kirby, MR Powell, and NL Canfield. 2011. "Factors Affecting Limiting Current in Solid Oxide Fuel Cells or Debunking the Myth of Anode Diffusion Polarization ." Journal of Power Sources 196(10):4475-4482. 

2010

• Chou YS, JW Stevenson, and KD Meinhardt. 2010. "Electrical Stability of a Novel Refractory Sealing Glass in a Dual Environment for Solid Oxide Fuel Cell Applications." Journal of the American Ceramic Society 93(3):618-623. doi:10.1111/j.1551-2916.2009.03466.x
• Lu X, GW Coffey, KD Meinhardt, VL Sprenkle, Z Yang, and JP Lemmon. 2010. "High Power Planar Sodium-Nickel Chloride Battery." ECS Transactions 28(22):7-13.  doi:10.1149/1.3492326

2008

• Meinhardt KD, DS Kim, YS Chou, and KS Weil. 2008. "Synthesis and Properties of a Barium Aluminosilicate Solid Oxide Fuel Cell Glass-Ceramic Sealant." Journal of Power Sources 182(1):188-196. 

2007

• Marina OA, LR Pederson, MC Williams, GW Coffey, KD Meinhardt, CD Nguyen, and EC Thomsen. 2007. "Electrode Performance in Reversible Solid Oxide Fuel Cells." Journal of the Electrochemical Society 154(5):B452-B459. 
• Mukerjee S, K Haltiner, R Kerr, LA Chick, VL Sprenkle, KD Meinhardt, C Lu, JY Kim, and S Weil. 2007. "Solid Oxide Fuel Cell Development: Latest Results." ECS Transactions 7(1):59-65.  doi:10.1149/1.2729074

2006

• Kim JYY, VL Sprenkle, NL Canfield, KD Meinhardt, and LA Chick. 2006. "Effects of Chrome Contamination on the Performance of La0.6Sr0.4Co0.2Fe0.8O-3 Cathode Used in Solid Oxide Fuel Cells." Journal of the Electrochemical Society 153(5):A880-A886.  doi:10.1149/1.2181435

2005

• Kim JYY, NL Canfield, LA Chick, KD Meinhardt, and VL Sprenkle. 2005. "CHROMIUM POISONING EFFECTS ON VARIOUS CATHODES." Chapter 15 in Advances in Solid Oxide Fuel Cells: Ceramic Engineering and Science Proceedings, vol. 26, no. 4, ed. NP Bansal, pp. 129-138.  American Ceramic Society, Westerville, OH.  doi:10.1002/9780470291245.ch15
• Mukerjee S, K Haltiner, S Shaffer, KD Meinhardt, LA Chick, VL Sprenkle, KS Weil, and JY Kim. 2005. "DEVELOPMENT UPDATE ON DELPHI'S SOFC STACK." In SOFC-IX, Proceedings of the 207th Meeting of the Electrochemical Society, May 15-20, 2005, Quebec City, Quebec, vol. 1, ed. SC Singhal and J Mitzusaki, pp. 48-58.  Electrochemical Society, Pennington, NJ. 
• Yang ZG, G Xia, KD Meinhardt, KS Weil, and JW Stevenson. 2005. "Glass Sealing in Planar SOFC Stacks and Chemical Stability of Seal Interfaces." In Surfaces, Interfaces, and the Science of Ceramic Joining, held in 2004 Published in Ceramic Transactions, vol. 158, pp. 135-146.  American Ceramic Society, Westerville. 

2004

• Chou YS, KD Meinhardt, JW Stevenson, and P Singh. 2004. Mica-based Composite Compressive Seals for SOFC. PNNL-14740, Pacific Northwest National Laboratory, Richland, WA. 
• Simner SP, MD Anderson, JE Coleman, JYY Kim, KD Meinhardt, VL Sprenkle, and JW Stevenson. 2004. "SOFC Cathode Interaction with Volatile Chromia Species." In 2004 Fuel Cell Seminar: November 1-5, 2004, San Antonio, Texas.  Courtesy Associates, Washington, DC. 
• Yang ZG, G Xia, KD Meinhardt, KS Weil, and JW Stevenson. 2004. "Chemical Stability of Glass Seal Interfaces in Intermediate Temperature Solid Oxide Fuel Cells." Journal of Materials Engineering and Performance 13(3):327-334. 

2003

• Yang ZG, JW Stevenson, and KD Meinhardt. 2003. "Chemical Interactions of Barium-Calcium-Aluminosilicate Based Sealing Glasses with Oxidation Resistant Alloys." Solid State Ionics 160(3-4):213-225. 
• Yang ZG, KD Meinhardt, and JW Stevenson. 2003. "Chemical Compatibility of Barium-Calcium-Aluminosilicate Based Sealing Glasses with Ferritic Stainless Steel Interconnect in SOFCs." Journal of the Electrochemical Society 150(8):A1095-A1101 . 
• Mukerjee S, SJ Shaffer, J Zizelman, LA Chick, S Baskaran, YS Chou, CA Coyle, JE Deibler, GD Maupin, KD Meinhardt, DM Paxton, TJ Peters, VL Sprenkle, KS Weil, and RE Williford. 2003. "Development Of A Solid Oxide Fuel Cell Stack By Delphi And Battelle." In Solid Oxide Fuel Cells VIII (SOFC VIII). Proceedings of the Eighth International Symposium on Solid Oxide Fuel Cells, vol. 2003-07, ed. S.C. Singhal; M. Kokiya, pp. 88-97.  The Electrochemical Society, Inc., Pennington, NJ. 
• Simner SP, JF Bonnett, NL Canfield, KD Meinhardt, JP Shelton, VL Sprenkle, and JW Stevenson. 2003. "Development of Lanthanum Ferrite SOFC Cathodes." Journal of Power Sources 113(1):1-10. 
• Stevenson JW, S Baskaran, LA Chick, YS Chou, JE Deibler, MA Khaleel, OA Marina, KD Meinhardt, DM Paxton, LR Pederson, KP Recknagle, SP Simner, VL Sprenkle, KS Weil, ZG Yang, P Singh, and GL McVay. 2003. "Solid Oxide Fuel Cell (SOFC) Development at Pacific Northwest National Laboratory." In Solid Oxide Fuel Cells VIII (SOFC VIII). Proceedings of the Eighth International Symposium on Solid Oxide Fuel Cells, vol. 2003-07, ed. S.C. Singhal; M Kokiya, pp. 31-42.  The Electrochemical Society, Inc., Pennington, NJ. 
• Yang Z, KS Weil, KD Meinhardt, JW Stevenson, DM Paxton, G Xia, and DS Kim. 2003. "Chemical Compatibility of Barium-Calcium-Aluminosilicate Based Sealing Glasses with Heat Resistant Alloys." In Materials Solutions 2002; Columbus, OH; USA; 7-9 Oct. 2002. International Conference on Joining of Advanced and Specialty Materials, pp. 116-122.  ASM International, Materials Park, OH. 
• Yang ZG, KS Weil, KD Meinhardt, DM Paxton, and JW Stevenson. 2003. "Considerations of Glass Sealing SOFC Stacks." In Joining of Advanced and Specialty Materials V, 2002, ed. Indacochea, J. E., pp. 40-46.  ASM International, Materials Park, OH. 
• Yang ZG, KS Weil, KD Meinhardt, JW Stevenson, DM Paxton, G Xia, and DS Kim. 2003. "Chemical Compatibility of Barium-Calcium-Aluminosilicate Based Sealing Glasses with Heat Resistant Alloys." In Joining of Advanced and Specialty Materials V, Proceedings, ed. Indacochea, J. E., pp. 116-122.  ASM International, Materials Park, OH. 

2002

• Coffey GW, JS Hardy, KD Meinhardt, OA Marina, and SP Simner. 2002. "All-Ceramic SOFC Tolerant to Oxygen, Carbon and Sulfur." In 2002 Fuel Cell Seminar: Fuel Cells - Reliable, Clean Energy for the World, November 19-21, 2002, Palm Springs, California. , pp. 295-298.  Fuel Cell Seminar, Washington, DC. 
• Simner SP, JF Bonnett, NL Canfield, KD Meinhardt, JP Shelton, VL Sprenkle, and JW Stevenson. 2002. "Development of Cathode Materials for Low Temperature SOFCs." In 2002 Fuel Cell Seminar: Fuel Cells - Reliable, Clean Energy for the World, November 19-21, 2002, Palm Springs, California. , pp. 344-347.  Fuel Cell Seminar, Washington, DC. 
• Simner SP, JF Bonnett, NL Canfield, KD Meinhardt, V Sprenkle, and JW Stevenson. 2002. "Optimized Lanthanum Ferrite-Based Cathods for Anode-Supported SOFCs." Electrochemical and Solid-State Letters 5(7):A173-A175. doi:10.1149/1.1483156
• Simner SP, JF Bonnett, NL Canfield, KD Meinhardt, VL Sprenkle, and JW Stevenson. 2002. "Optimized Lanathanum Ferrite-Based Cathodes for Anode-Supported SOFCs." Electrochemical and Solid-State Letters 5(7):A173-A175. 
• Simner SP, JF Bonnett, NL Canfield, KD Meinhardt, VL Sprenkle, and JW Stevenson. 2002. "Optimized Lanthanum Ferrite-Based Cathods for Anode-Supported SOFCs." Electrochemical and Solid-State Letters 5(7):A173-A175. 

2001

• Chick LA, JW Stevenson, KD Meinhardt, SP Simner, JE Jaffe, and RE Williford. 2001. "Modeling and Performance of Anode-Supported SOFC." In Fuel Cells - Powering the 21st Century : 2000 Fuel Cell Seminar, October 30-November 2, 2000, Portland, Oregon, pp. 619-622.  Courtesy Associates, Washington, DC. 
• Simner SP, KD Meinhardt, NL Canfield, and JW Stevenson. 2001. "Development of Fabrication Techniques and Electrodes for Solid Oxide Fuel Cells." In Solid oxide fuel cells VII, (SOFC VII), proceedings of the Seventh International Symposium, Tsukuba, Ibaraki, Japan, June 3-8, 2001. Proceedings of the Electrochemical Society, vol. 2001-16, ed. H. Yokokawa and S.C. Singhal, pp. 1051-1060.  The Electrochemical Society, Pennington, NJ. 
• Stevenson JW, KD Meinhardt, CF Habeger, NL Canfield, and SP Simner. 2001. "Fabrication and Testing of Anode-Supported SOFC." In Fuel cells--powering the 21st Century. 2000 Fuel Cell Seminar, October 30-November 2, 2000, Portland, Oregon, pp. 627-630.  Courtesy Associates, Washington, DC.