Fig. 2From: Enhanced electrical power generation using flame-oxidized stainless steel anode in microbial fuel cells and the anodic community structureCharacterization of the FO-SSA surface. a SEM–EDS images of FO-SSA for each atom. Bars represent 20 μm. b XRD profiles of untreated SSA and FO-SSA. Sus SUS304 (Cr, 0.19; Fe, 0.7; Ni, 0.11), Hem hematite, Chr chromiteBack to article page