Researchers from University College London have demonstrated a graphene nanomesh membrane that possesses high hydrophilicity, super-oleophobicity and low oil adhesion underwater.
The researchers in this work have put a nature-inspired spin on the fabrication of high-performance graphene membranes for tricky oil/water separations – even in stable emulsions. They demonstrated graphene nanomesh membranes within a wide pH range at impressive water permeance (close to 4000 L m–2 h–1 bar–1) under a very low trans-membrane pressure difference.