Direct synthesis of graphene nanosheets support Pd nanodendrites for electrocatalytic formic acid oxidation |
(a) Cyclic voltammograms of different catalysts in nitrogen saturated aqueous solution of 0.25 M H2SO4 at a scan rate of 20 mV·s−1; (b) cyclic voltammograms of formic acid oxidation on the catalysts in 0.25 M H2SO4 + 0.25 M HCOOH solution at a scan rate of 50 mV·s−1. (i) DPNs/RGO; (ii) SPNs/RGO. |