Fig. 7From: Gas Transport Properties of Polybenzimidazole and Poly(Phenylene Oxide) Mixed Matrix Membranes Incorporated with PDA-Functionalised Titanate NanotubesDiffusion coefficients (a) and solubility coefficients (b) with the corresponding selectivities (c, d) of PBI-PDA-TiNT MMMs (b, d)Back to article page