The University of Tennessee, Knoxville

Joint Institute for Advanced Materials


Stephen J. Paddison

Stephen Paddison

Associate Professor
Department of Chemical and Biomolecular Engineering

PhD, Physical/Theoretical Chemistry
University of Calgary

Research Bio



Research Interests

  • Proton conduction in polymer electrolyte membranes (PEMs) commonly employed in low temperature (< 120°C) fuel cells through both ab initio and statistical mechanical based theoretical modeling and high frequency dielectric spectroscopy characterization experiments.

Selected Publications

Wu,D., Paddison, S. J., Elliott, J. A. (2008). "A comparative study of the hydrated morphologies of perfluorosulfonic acid fuel cell membranes." Energy and Environmental Science 1, 284-293.

Hristov, I. H., Paddison, S. J., Paul, R. (2008). "Molecular Modeling of Proton Transport in the Short-Side-Chain Perfluorosulfonic Acid Ionomer." Journal of Physical Chemistry B 128, 2937-2949.

Kreuer, K. D., Schuster, M., Obliers, B., Diat, O., Traub, U., Fuchs, A., Klock, U., Paddison, S. J., Maier, J. (2008). "Short-side-chain proton conducting perfluorosulfonic acid ionomers: Why they perform better in PEM fuel cells." Journal of Power Sources 178, 499-509.

Elliott, J. A., Paddison. S. J. (2007). "Modelling of morphology & proton transport in PFSA membranes." Physical Chemistry Chemical Physics 9, 2602-2618.

Paddison, S. J., Kreuer, K. D., Maier J. (2006). "About the choice of the protogenic group in polymer electrolyte membranes: Ab initio modeling of sulfonic acid, phosphonic acid, and imidazole functionalized alkanes." Physical Chemistry Chemical Physics 8, 4530-4542.

Paddison. S. J.,Elliott, J. A., (2006). "On the consequences of side chain flexibility and backbone conformation on hydration and proton dissociation in perfluorosulfonic acid membranes." Physical Chemistry Chemical Physics 8, 2193-2203.

Contact Information

Stephen J. Paddison
321 Dougherty Engineering Bldg.
Department of Chemical and Biomolecular Engineering
University of Tennessee
Knoxville, TN 37996-2200
865-974-2026
spaddison@utk.edu

 

 


 

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