Figure 6

(a) CVs for the ORR at the NPS-C-MOF-5 electrode in an O2-saturated 0.1 M KOH solution or an O2-saturated 0.1 M KOH solution upon addition of methanol; (b) Current-time (i-t) chronoamperometric response of NPS-C-MOF-5 and commercial Pt-C electrodes at −0.4 V in O2-saturated 0.1 M KOH at a rotation rate of 1600 rpm.