%0 Journal Article %A Royuela, Segio %A Martínez-Periñán, Emiliano %A Arrieta, Marina P. %A Martínez, José I. %A Ramos, Mar M. %A Zamora, Félix %A Lorenzo, Encarnación %A Segura Castedo, José Luis %T Oxygen reduction using a metal-free naphthalene diimide-based covalent organic framework electrocatalyst %D 2019 %U https://hdl.handle.net/20.500.14352/124995 %X A novel naphthalene diimide-based covalent organic framework (NDI-COF) has been synthesized and successfully exfoliated into COF nanosheets (CONs). Electrochemical measurements reveal that the naphthalene diimide units incorporated into NDI-CONs act as efficient electrocatalyst for oxygen reduction in alkaline media, showing its potential for the development of metal-free fuel cells. %~