C-2.2 Characterising and Mitigating Membrane Degradation

Wednesday, October 30, 2013: 14:00-18:00
Golden Gate 4, Tower 3, Lobby Level (Hilton San Francisco Union Square)
Chairs:
Ahmet Kusoglu and Renate Hiesgen, Professor
14:00
Physico-Chemical Modeling of Degradation Phenomena in Polymer Electrolyte Membranes
Mahdi Ghelichi, Simon Fraser University, Department of Chemistry; Pierre-Éric Alix Melchy, Simon Fraser University, Department of Chemistry; Michael Eikerling, Simon Fraser University
14:20
The Effect of Relative Humidity on Chemical Degradation of Styrene Based Radiation Grafted Membranes in the PEFC
Zhuoxiang Zhang, Electrochemistry Laboratory, Paul Scherrer Institut, 5232 Villigen PSI, Switzerland; Yves Buchmüller, Electrochemistry Laboratory, Paul Scherrer Institut, 5232 Villigen PSI, Switzerland; Thomas J. Schmidt, Electrochemistry Laboratory, Paul Scherrer Institut, 5232 Villigen PSI, Switzerland; Alexander Wokaun, Electrochemistry Laboratory, Paul Scherrer Institut, 5232 Villigen PSI, Switzerland; Lorenz Gubler, Electrochemistry Laboratory, Paul Scherrer Institut, 5232 Villigen PSI, Switzerland
14:40
Influence of Platinum Precipitation on Properties and Degradation of Nafion® Membranes
Stefan Helmly, German Aerospace Center (DLR), Institute of Technical Thermodynamics; Benjamin Ohnmacht, German Aerospace Center (DLR), Institute of Technical Thermodynamics; Renate Hiesgen, Professor, University of Applied Sciences Esslingen; Erich Gülzow, German Aerospace Center (DLR), Institute of Technical Thermodynamics; K.Andreas Friedrich, Prof. Dr., Institute for Thermodynamics and Thermal Engineering, University of Stuttgart
15:00
Structurally Tuned Nitrogen Doped Cerium Oxide as a Superior Free Radical Scavenger for Mitigating Polymer Electrolyte Membrane Degradation
Venkateshkumar Prabhakaran, Illinois Institute of Technology; Vijay K. Ramani, Illinois Institute of Technology
15:20
Modeling the Effect of Chemical Membrane Degradation On PEFC Performance
Randhir Singh, PhD, Institute for Integrated Energy Systems and Department of Mechanical Engineering, University of Victoria, BC, Canada; Ka Hung Wong, MASc, School of Mechatronic Systems Engineering, Simon Fraser University, Surrey, BC, Canada; Pang-Chieh Sui, PhD, Institute for Integrated Energy Systems and Department of Mechanical Engineering, University of Victoria, BC, Canada; Erik Kjeang, School of Mechatronic Systems Engineering, Simon Fraser University, 250-13450 102 Avenue, Surrey, BC V3T0A3 Canada; Ned Djilali, PhD, Institute for Integrated Energy Systems and Department of Mechanical Engineering, University of Victoria, BC, Canada
15:40
Break
16:00
In Situ Observation of Membrane Degradation in PEM Fuel Cell Via Raman Spectroscopy
Xinyu Huang, Ph.D., University of South Carolina; Hongying Zhao, PhD, University of South Carolina; William A. Rigdon, University of South Carolina
16:20
Degradation Induced Changes in Structure-Property Relationship of Perfluorosulfonic-Acid (PFSA) Membranes
Ahmet Kusoglu, Environmental Energy Technologies Division, Lawrence Berkeley National Laboratory; Adam Z. Weber, Environmental Energy Technologies Division, Lawrence Berkeley National Laboratory
16:40
A Statistical Mechanical Approach to Model Main Chain Scission in PFSA Ionomer Membranes
Ka Hung Wong, School of Mechatronic Systems Engineering, Simon Fraser University, 250-13450 102 Avenue, Surrey, BC V3T0A3 Canada; Erik Kjeang, School of Mechatronic Systems Engineering, Simon Fraser University, 250-13450 102 Avenue, Surrey, BC V3T0A3 Canada
17:00
Mechanism of Hydroxyl Radical Attack to Chemical Structure of PFSA Ionomer: A Solid State Q-NMR Study
Lida Ghassemzadeh, Department of Chemistry, Simon Fraser University; Steven Holdcroft, Simon Fraser University
17:20
Empirical Lifetime Prediction Model for Heavy Duty Bus Fuel Cell Membranes
Natalia Macauley, School of Mechatronic Systems Engineering, Simon Fraser University, 250-13450 102 Avenue, Surrey, BC V3T0A3 Canada; Mark Watson, Ballard Power Systems; Elizabeth Durward, Ballard Power Systems; Joanna Kolodziej, Ballard Power Systems; Shanna Knights, M.A.Sc., Ballard Power Systems; Mike Lauritzen, Ballard Power Systems; Erik Kjeang, School of Mechatronic Systems Engineering, Simon Fraser University, 250-13450 102 Avenue, Surrey, BC V3T0A3 Canada
 
1436
Anhydrous Proton Conducting Hybrid Proton Exchange Membrane by Phase Mode Atomic Force Microscopy (Cancelled)