1. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Schematic illustration of the test assembly for measurement of the interfacial contact resistance Figure Legend:

2. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Interfacial contact resistance ( 엯 ) of commercial SS304, SS310S, SS316, and SS904L, and BMA5 and XM9612 graphites at a compaction force of 220Ncm−2. [Fe+Cr] amount (in weight percent) by EDX is also reported for stainless steel (●). Figure Legend:

3. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Interfacial contact resistance ( 엯 ) of C-2000B, C-22, C-276, and G-30 alloys, and BMA5 and XM9612 graphites at a compaction force of 220Ncm−2. [Fe+Cr] amount (in weight percent) by EDX is also reported for stainless steel (●). Figure Legend:

4. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Interfacial contact resistance of as-received SS304 and PVD-coated SS304 (coatings A, B, C, D, E, and F) at a compaction force of 220Ncm−2 Figure Legend:

5. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Interfacial contact resistance before and after corrosion endurance tests of SS304, SS904L, C-276, and SS304/F specimens at a compaction force of 220Ncm−2 Figure Legend:

6. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 SEM micrographs of a SS304 specimen before (a) and after (b) 220hr corrosion endurance test Figure Legend:

7. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 SEM micrographs of a SS904L specimen before (a) and after (b) 220hr corrosion endurance test Figure Legend:

8. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 SEM micrographs of a C-276 specimen after 220hr corrosion endurance test Figure Legend:

9. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 SEM micrographs of SS304/F specimen before (a) and after (b) 220hr corrosion endurance test Figure Legend:

10. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Polarization curves at 0.33mV∕s of SS304 (- - -), SS304/F (—), and C-276 ( ∎ ) specimens in 10−3MH2SO4+1.5×10−4MHCl+15ppm HF purged with air at 25°C Figure Legend:

11. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Interfacial contact resistance before and after corrosion endurance test for SS304, SS904L, C-276, and SS304/F specimens at a compaction force of 220Ncm−2 Figure Legend:

12. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Polarization curves at 0.33mV∕s of SS304 ( ∎ ) and SS304/F (—) specimens in 10−3MH2SO4+1.5×10−4MHCl+15ppm HF purged with H2 at 25°C Figure Legend:

13. Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Corrosion Study on Different Types of Metallic Bipolar Plates for Polymer Electrolyte Membrane Fuel Cells J. Fuel Cell Sci. Technol. 2006;4(2):116-122. doi:10.1115/1.2713768 Cell voltage versus time of a 16cm2 single cell with SS304/F plates as anode and cathode current collectors, at 250mAcm−2, Tcell=60°C, under H2∕Air flux 1.1∕1.1barabs Figure Legend: