Patent ID: 8475968

Claim:
A fuel cell system comprising an anode compartment, a cathode compartment and a separator interposed between said cathode and said anode compartment comprising an anode compartments, said anode comprising a catalyst layer which consists of copper or a copper alloy, said copper or copper alloy, comprising copper nanoparticles, said catalyst layer being deposited onto a surface of said anode and devoid of a noble metal, the system being operable by a fuel composition comprising a compound having the formula R 1 R 2 N—NR 3 R 4 , wherein each of R 1 -R 4 is independently selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, heteroalicyclic, alkoxy, carboxy, ketone, amide, hydrazide and amine, provided that at least one of R 1 -R 4 is hydrogen.