%0 Journal Article %A Royuela S. %A Martínez-Periñán E. %A Arrieta M.P. %A Martínez J.I. %A Ramos M.M. %A Zamora F. %A Segura J.L. %A Lorenzo, Encarnación %T Oxygen reduction using a metal-free naphthalene diimide-based covalent organic framework electrocatalyst %D 2020 %U http://hdl.handle.net/20.500.12614/1477 %~