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. 2019 Nov 9;20(22):5609. doi: 10.3390/ijms20225609

Figure 5.

Figure 5

(a) Gas permeability of thick GO membranes with different GO platelet sizes [2]; (b) H2 permeance of thin GO-coated microporous membranes as a function of the feed pressure applied [2]; (c) permeability–selectivity Robeson diagrams for the gas pair H2/CO2 [4]. ([a,b] From Kim, H.W.; Yoon, H.W.; Yoon, S.-M.; Yoo, B.M.; Ahn, B.K.; Cho, Y.H.; Shin, H.J.; Yang, H.; Paik, U.; Kwon, S.; Choi, J.-Y.; Park, H.B. Selective gas transport through few-layered graphene and graphene oxide membranes [Supplementary Materials]. Science 2013, 342 (6154), 1–20. Reprinted with permission from AAAS. [c] Bouša, D.; Friess, K.; Pilnáček, K.; Vopička, O.; Lanč, M.; Fónod, K.; Pumera, M.; Sedmidubský, D.; Luxa, J.; Sofer, Z. Thin, high-flux, self-standing, graphene oxide membranes for efficient hydrogen separation from gas mixtures. Chem. Eur. J. 2017, 23 (47), 11416–11422. © 2017 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim. Reprinted with permission of Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim).