| http://www.w3.org/ns/prov#value | - For example, the membrane electrode assembly of the present invention can operate across a temperature range of ???40 to 500??? C. [0030] Obtaining hydrogen by subjecting methanol, methane, or other hydrocarbon-based starting materials to reforming reactions has been studied in connection with membrane electrode assemblies in which conventional polymer electrolyte membranes are mounted when hydrog
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