Carbon nanotubes as DMFC cathode catalys
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Article
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2002
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Elsevier Science
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English
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## Trends Sulfonated poly(arylene ether sulfone) copolymers for PEMs Here novel biphenol-based wholly aromatic poly(arylene ether sulfone)s containing up to two pendant sulfonate groups per repeat unit were prepared by direct aromatic nucleophilic substitution polycondensation of disodium 3,3'disul