Figure 2.

(a–d) SEM photos of a GO composite membrane and (e) a schematic of a GO composite membrane for wastewater treatment. The figures are reproduced with permission from [111]. Copyright Elsevier, 2021.

(a–d) SEM photos of a GO composite membrane and (e) a schematic of a GO composite membrane for wastewater treatment. The figures are reproduced with permission from [111]. Copyright Elsevier, 2021.