Fig. 6From: One-Step Electrochemical Preparation of Multilayer Graphene Functionalized with NitrogenCVs of GC electrode modified with N-MLG in presence and absence of O2 (a) and electrocatalytic curves of GC electrode modified with ERGO, MLG, and N-MLG (b). Electrolyte—0.05 M H2SO4 Back to article page