207th ECS Meeting - Quebec City, Canada

May 15 - May 20, 2005

PROGRAM INFORMATION
 

Y2 - Diagnostic Methods for Monitoring Fuel Cells Processes

Physical and Analytical Electrochemistry
 

Monday, May 16, 2005

Room 302A, Level 3, Quebec City Convention Center

Co-Chairs: J. Weidner & M. Murthy
TimeAbs#Title and Authors
14:00 1506 Hydrogen Peroxide Formation on Pt/C Catalyst in Polymer Electrolyte Fuel Cells M. Inaba, H. Yamada, J. Tokunaga and A. Tasaka (Doshisha University)
14:20 1507 Surface-Specific Activity of Pt/C for Oxygen Reduction Measured by RDE and in Fuel Cells: Methods and Performance-Determining Factors J. Wang (Brookhaven National Lab), F. Uribe (Los Alamos National Laboratory) and R. Adzic (Brookhaven National Laboratory)
14:40 1508 Cathode Pressure Drop as a Diagnostic Tool for Detection of Flooding and Drying Conditions in PEM Fuel Cells F. Barbir, H. Gorgun and X. Wang (University of Connecticut)
15:00 1509 Cathode Electrode Proton Resistance Impact on PEMFC Performance – Analytical Model and Experimental Consequences W. Gu, K. Neyerlin (General Motors), H. Gasteiger (General Motors Fuel Cell Activities) and A. Clark (University of Rochester)
15:20 1510 Electrical Test Methods for Online Fuel Cell Electrolyte Resistance Measurement K. Cooper, M. Smith, D. Johnson and L. Scribner (Scribner Associates, Inc.)
15:40 1511 Analysis of Degradation Mechanisms of PEFCs T. Takeshita, F. Miura and Y. Morimoto (Toyota Central R&D Labs., Inc.)
16:00 1512 In-situ and Ex-situ Monitoring of PEM Fuel Cell Components E. Roberts (University of Manchester), D. Hodgson, E. Farndon (INEOS Chlor) and J. Harper (Solartron Analytical)
16:20 1513 Enhancement of the Performance of Direct Methanol Fuel Cells by Periodic Pulsed Oxidation C. Gardner and W. Adams (ESTCO Battery Management)
16:40 1514 Durability Studies of PEM Fuel Cell Using Specified Flow Plate Q. Yan (Mississippi State University)
 

Tuesday, May 17, 2005

Room 302A, Level 3, Quebec City Convention Center

Co-Chairs: P. Zelenay & T. Zawodzinski
TimeAbs#Title and Authors
08:20 1515 Determination of DMFC Methanol Crossover and The Impact of Cell Operating Conditions H. Dai and R. Wilkie (DuPont)
08:40 1516 Measurement of Flooding in Gas Diffusion Layers of PEFCs H. Yamada, T. Hatanaka and Y. Morimoto (Toyota Central R&D Labs., Inc.)
09:00 1517 Is a Picture Worth a Thousand Words? Rigorous Interpretation of HRTEM of Fuel Cell Catalysts M. Pelsozy (Case Western Reserve), T. Zawodzinski and F. Ernst (Case Western Reserve University)
09:20 1518 Numerical Analysis Of Potential And Species Distributions In An SOFC Composite Cathode: Implications On Electrochemical Measurements B. Kenney and K. Karan (Queen's University)
09:40 Intermission (20 Minutes)
10:00 1519 Low Frequency Impedance of Polymer Electrolyte Fuel Cells M. Mathias, D. Baker, W. Gu, M. Murphy and K. Neyerlin (General Motors)
10:20 1520 Locally Resolved Electrochemical Impedance Spectroscopy in a Polymer Electrolyte Fuel Cell Operated on Air, Helox, and Pure Oxygen I. Schneider, A. Wokaun and G. Scherer (Paul Scherrer Institut)
10:40 1521 Detection of Drying and Flooding on PEMFC Stacks by Electrochemical Impedance Spectroscopy J. Le Canut, R. Abouatallah (Hydrogenics Corporation) and D. Harrington (University of Victoria)
11:00 1522 Comparison of Current Interrupt and AC Impedance Techniques for Resistance Measurement in PEM Fuel Cells F. Barbir, H. Xu and H. Gorgun (University of Connecticut)
 

Room 200A/200B/200C, Level 2, Quebec City Convention Center

Tuesday Evening Poster Session

Co-Chairs: T. Zawodzinski
TimeAbs#Title and Authors
o 1523 Experiments toward Fundamental Validation of PEM Fuel Cell Models Q. Yan (Mississippi State University)