Bipolar Plates

(Invited) M.P. Brady, B. Yang, H. Wang, J.A. Turner, K.L. More, M. Wilson, F.Garzon. 2006. Growth of protective nitride layers for PEM fuel cell bipolar plate applications. Journal of Minerals, Metals, & Materials Society 58(8): 50.

M.P. Brady, H. Wang, B. Yang, J.A. Turner, M. Bordignon, R. Molins, M. Abd Elhamid, L. Lipp and L.R. Walker. 2006. Growth of Cr-nitrides on commercial Ni–Cr and Fe–Cr base alloys to protect PEMFC bipolar plates. International Journal of Hydrogen Energy, In Press.

I. Paulauskas, M. P. Brady, H. M. Meyer III , R. A. Buchanan, and L. R. Walker. 2006. Corrosion behavior of CrN, Cr2N and π Phase surfaces formed on nitrided Ni-50Cr with application to proton exchange membrane fuel cell bipolar plates. Corrosion Science Corrosion Science 48(10): 3157-3171.

B. Yang, M. P. Brady, D. J. Young, K. L. More, H. Wang and J. A.Turner. 2005. Thermally nitrided stainless steel bipolar plates for proton exchange membrane fuel cells. 208th Meeting of the Electrochemical Society, October 22-26, Los Angles, CA, USA, 2005, paper no. 1007.

M. P. Brady, P. F. Tortorelli, K. L. More, E. A Payzant, B. L. Armstrong, H. T. Lin, M. J. Lance, F. Huang, and M. L Weaver. 2005. Coating and surface modification design strategies for protective and functional surfaces. Materials and Corrosion 56(11): 748-755.

H. Wang, M P. Brady, K.L. More, H.M. Meyer, and J.A. Turner. 2004. Thermally nitrided stainless steels for polymer electrolyte membrane fuel cell bipolar plates, part 2: Beneficial modification of passive layer on AISI446. Journal of Power Sources 138 (1-2): 79-85.

H. Wang, M.P. Brady, and J.A. Turner. 2004. Thermally nitrided stainless steels for polymer electrolyte membrane Fuel Cell Bipolar Plates, part 1: Model Ni-50Cr and austenitic 349TM alloys. Journal of Power Sources 138(1-2): 86-93.

M.P. Brady, H. Wang, I. Paulauskas, B. Yang,  P. Sachenko, P.F. Tortorelli, J.A. Turner, and R.A. Buchanan. 2004. Nitrided metallic bipolar plates for PEM fuel cells. Proceedings of The 2nd International Conference on Fuel Cell Science, Engineering and Technology, Rochester, NY (June 14-16, 2004) [paper and presentation].

M.P. Brady, K. Weisbrod, I. Paulauskas, R.A. Buchanan, K.L. More, H. Wang, M. Wilson, F. Garzon, and L.R. Walker. 2004. Preferential thermal nitridation to form pin-hole-free Cr-nitrides to protect proton exchange membrane fuel cell metallic bipolar plates. Scripta Materialia, 50(7): 1017-1022.

 

Catalysts

Svetlana Bashkova, Frederick Baker, Xianxian Wu, Timothy R. Armstrong, and Viviane Schwartz. Activated carbon catalyst for selective oxidation of hydrogen sulfide: on the influence of pore structure, surface characteristics, and catalytically-active nitrogen. To be submitted to Carbon.

Xianxian Wu, Andrew K. Kercher, Viviane Schwartz, Steven H. Overbury, and Timothy R. Armstrong. 2005. Activated carbons for selective catalytic oxidation of hydrogen sulfide to sulfur. Carbon 43, 1087.

Xianxian Wu, Viviane Schwartz, Steven H. Overbury, and Timothy R. Armstrong. 2005. Desulfurization of gaseous fuels using activated carbons as catalysts for the selective oxidation of hydrogen sulfide. Energy & Fuels 19, 1774.

Wu, X., et al. 2004. Activated carbon as catalyst for removing hydrogen sulfide: on the formation of by-products. American Chemical Society.

 

Characterization

J. Xie, D.L. Wood, K.L. More, P. Atanassov, and R.L. Borup. 2005. Microstructural changes of MEAs during PEFC durability testing at high humidity conditions. Journal of The Electrochemical Society 152(5): A1011-20.

.J. Xie, D.L. Wood, K.L. More, P. Atanassov, and R.L. Borup. 2004. Microstructural changes of MEAs during PEMFC durability testing at high humidity conditions. Journal of The Electrochemical Society 152(5): A1011-20.

K.L. More and K.S. Reeves. 2005. Partial embedding of 3-Layer MEAs for ultramicrotomy. Proceedings of Microscopy & Microanalysis 11(2). (Presented at Microscopy & Microanalysis 2005, Honolulu, HI, August 1-5, 2005.

J. Xie, K.L. More, T. Zawodzinski, and W.H. Smith. 2004. Porosimetric structure of the MEAs made by the “thin-film decal” method and its effect on the performance of PEMFCs. J. Electrochem. Soc. 151: A1841.

K.S. Reeves, K.L. More, L.R. Walker, and J. Xie. 2004. TEM evaluation of aged PEMFCs. Microscopy and Microanalysis: 10,(S02): 1368-1369.

 

Sensors and Controls

W. P. Partridge, T.J. Toops, J.B. Green, T.R. Armstrong. Intra-fuel cell stack measurements of transient concentration distributions. Journal of Power Sources, in press.