Fig. 2

Preparation and characterization of the as-obtained MG/h-BNNP hybrids. a–d Schematic illustration for the preparation of the MG/h-BNNP hybrids. e–g The low and high-magnification SEM images of the as-obtained MG/h-BNNP-40%, showing that h-BNNPs are randomly distributed on the as-obtained multilayer graphene surfaces. h, i The TEM and HRTEM images of the as-obtained MG/h-BNNP-40%. j The corresponding distance profiles of A, B, and C in i, showing three kinds of spacing distance