<abstract abstract-type="toc"> <title> <x xml:space="preserve">Abstract</x> </title> <p> <graphic position="anchor" id="ga" xlink:href="ark:/27927/pgj2xx12cvm" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" />Iron–nitrogen–carbon catalysts exhibited very high catalytic activity towards ORR and significantly enhanced power production in MFCs.</p> </abstract>