R&D for:• Solid Oxide Fuel Cells and Electrolysis Cells• Solid State Lithium Batteries• PEM Fuel Cells• Redox Flow Batteries• Porous Ceramic FiltersCustomer Discovery for:• Solid Oxide Fuel Cells• Low-NOx burner for residential cooktops• Resin for 3D printing (SLA)• Oxygen generatorsStaff Scientist 2018-presentResearch Scientist 2015-2018Principal Scientific Engineering Associate 2010-2015Staff Research Associate 2006-2010Postdoctoral Fellow 2004-2006 - Lead SOFC/SOEC and solid state battery ceramic processing efforts- Developed metal-supported SOFC that withstands very rapid thermal cycling; improved power generation of cell by more than one order of magnitude in 10 months and to world record in 18 months - Selected cell materials, developed cell fabrication procedures, and fabricated test rigs for SOFC effort- Diagnosed electrochemical, chemical, and mechanical failure modes, developed accelerated aging tests for metal-supported SOFC; improved lifetime from 10h to 600+h - Authored comprehensive first review of the metal-supported fuel cell field- Invented and developed high-temperature contact material for SOFCs; demonstrated 1000h stable operation, compared to baseline material- Lead industrial collaboration on ceramic filters for molten metal filtration; invented filter improvement that results in higher crush strength and improved friability- Developed iron-hydrogen redox flow cell; selected electrolyte chemistry, optimized cell materials, diagnosed degradation modes- Developed Br2/HBr – hydrogen redox flow cell; rotating disk electrode studies, fabricated reference electrode, diagnosed capacity fade, designed closed-loop system

Inventor and technical advisor for the all-iron battery optimized for developing world and educational markets. Users assemble simple components to create on-demand personal power from inexpensive and nonhazardous iron materials. www.hilyte-power.com

Providing expert opinion on technology assessments and investigations

R&D and Product Development for consumer electronics VOTO product based on metal supported solid oxide fuel cell technology. Produce electric power while cooking!- Development and prototyping of world’s first charcoal-powered personal fuel cell generator- Diagnosed electrochemical, chemical, and mechanical failure modes, developed accelerated aging tests- Identified, cultivated, and managed projects with many critical vendors- Designed and fabricated parts using chemical etching, machine tools, 3D printing, laser cutting, welding, sintering, brazing, PCBA- Developed instrumentation for field trials; analysed post-trial degradation and failure- Designed efficient power-conversion circuit for LED-driver and mobile phone charger- Principal investigator for NSF SBIR grant- 9-person technical team

Direct Methanol Fuel Cells- Determined microstructure and pore structure in pre-commercial Direct Methanol Fuel Cell electrodes for a multinational research consortium coordinated by IRD Fuel Cells A/S (Svendborg, Denmark)- Designed and built balance-of-plant test system for laboratory-scale membrane/electrode assemblies (MEAs); system has higher functionality at 25% of the cost of similar commercially-available test systems- Used surface-enhanced Raman spectroscopy, cyclic voltammetry, and other electrochemical techniques to diagnose methanol crossover

Lithium Battery Materials- Determined the primary mode of failure in LiMn2O4-based electrodes upon long-term electrochemical cycling using solid-state nuclear magnetic resonance (NMR) and electrochemical techniques

- Maintained and operated Supercritical Water Oxidation reactor- Conducted experiments to determine destruction kinetics of organic wastes