I01D-31a Non-PGM Cathode Catalysts-2

Thursday, 17 October 2019: 08:00-12:20
Galleria 5 (The Hilton Atlanta)
Chairs:
Akimitsu Ishihara and Plamen Atanassov
08:00
(Invited) Emergence of Oxygen Reduction Activity of Group 4 and 5 Oxide-Based Cathodes for Polymer Electrolyte Fuel Cells
A. Ishihara (Institute of Advanced Sciences, Yokohama Natl. Univ.) and K. I. Ota (Green Hydrogen Research Center, Yokohama Nat. Univ.)
08:40
Observation of Thermal Formation of FeN4 Sites during Pyrolysis
J. Li (Northeastern University), L. Jiao (Chemical Engineering, Northeastern University), M. T. Sougrati (Institut Charles Gerhardt), S. Mukerjee (Northeastern University), E. C. Wegener, A. J. Kropf, D. J. Myers (Argonne National Laboratory), F. Jaouen (CNRS - Université De Montpellier), and Q. Jia (Chemistry and Chemical Biology, Northeastern University)
09:00
Can Density Functional Theory Predict Mössbauer Spectra in Pyrolyzed Fe-N-C Catalysts?
I. C. Oguz (ICGM- Université De Montpellier - UMR 5253), P. Atanassov (University of California Irvine), T. Mineva (CNRS, University of Montpellier), I. Matanovic (University of New Mexico, Center for Micro-Engineered Materials), M. T. Sougrati (CNRS - Université De Montpellier - UMR 5253), L. Stievano (Université de Montpellier, UMR CNRS 5253), and F. Jaouen (CNRS - Université De Montpellier - UMR 5253)
09:20
Comparison of in-Situ 57 Fe Mössbauer Spectroscopic Data for Differently Prepared Fe‑N‑C Catalysts
L. Ni (Technische Universität Darmstadt), C. Gallenkamp (TU Darmstadt, Department of Chemistry), S. Wagner (Technische Universität Darmstadt), D. Wallace (TU Darmstadt, Department of Chemistry), S. Paul (TU Darmstadt), M. Kübler (Technische Universität Darmstadt), V. Krewald (TU Darmstadt, Department of Chemistry), and U. I. Kramm (Technische Universität Darmstadt)
09:40
Intermission
10:00
PEFC&E19 Student Poster Award Presentation
10:20
In-Situ XAFS Study to Monitor the Degradation of an Fe/N/C Cathode Catalyst in PEMFC
Y. Nabae, S. Nagata, K. Kusaba, T. Aoki (Tokyo Institute of Technology), Q. Yuan, T. Itoh, M. Arao, N. Takao, H. Imai (Nissan Arc Ltd), K. Higashi, T. Sakata, T. Uruga, and Y. Iwasawa (The University of Electro-Communications)
10:40
Iron-Nitrogen-Carbon (Fe-N-C) Active Sites Imaging By Scanning Transmission Electron Microscopy (STEM)
T. Asset (University of California Irvine), K. Kumar (CNRS, LEPMI, F-38000 Grenoble, France), S. Dai, M. Xu, X. Yan, Y. Chen (University of California Irvine), X. Li (CNRS, Université Paris Sud, 91405 Orsay, France), X. Pan (University of California Irvine), F. Maillard, L. Dubau (CNRS, LEPMI, F-38000 Grenoble, France), and P. Atanassov (Center for Micro-Engineered Materials, University of California Irvine)
11:00
In Situ Characterization of Fe-N-C Electrocatalysts Synthesis By XPS and XRD
Y. Chen, T. Asset (University of California Irvine), M. Kodali (University of California, Irvine), K. Artyushkova (Physical Electronics), and P. Atanassov (Center for Micro-Engineered Materials)
11:20
Role of Protons on Activity and Selectivity of Fe-N-C Electroctatalysts for Oxygen Reduction Reaction
Y. Chen, T. Asset (University of California Irvine), I. Matanovic (Los Alamos National Laboratory), K. Artyushkova (Physical Electronics), and P. Atanassov (University of California Irvine)
11:40
Comprehensive Characterization of PGM-Free PEM Fuel Cells Using AC and DC Methods
T. V. Reshetenko (University of Hawaii - Manoa), A. Serov (Pajarito Powder, LLC), A. Kulikovsky (Research Centre Juelich), and P. Atanassov (Center for Micro-Engineered Materials)
12:00
Electrochemical Characterization Methods of Fe-Based Oxygen Reduction Reaction Electrocatalysts for Polymer Electrolyte Fuel Cells
J. Park, M. Ferrandon, D. J. Myers (Argonne National Laboratory), H. T. Chung, S. Komini Babu, and P. Zelenay (Los Alamos National Laboratory)