Single-site and nanosized Fe-Co electrocatalysts for oxygen reduction: Synthesis, characterization and catalytic performance

▶ Effective cobalt(II)-iron(II) single site electrocatalysts for the ORR. ▶ Nanosized Co-Fe alloy catalyzes efficiently the ORR. ▶ EXAFS study of pyrolized Fe and Co phthalocyanines supported on Ketjen Black. ▶ Highly stable non-noble metal electrocatalysts for the ORR.