Fig. 7: SEM images and gas separation performance of Matrimid-Cyclen-5% TFC membrane. | Nature Communications

Fig. 7: SEM images and gas separation performance of Matrimid-Cyclen-5% TFC membrane.

From: Mixed-matrix membranes with molecular recognition windows for selective helium extraction from natural gas

Fig. 7: SEM images and gas separation performance of Matrimid-Cyclen-5% TFC membrane.

a Cross section and b surface SEM images of the Matrimid-Cyclen TFC membrane with different thickness. c Gas separation performances of the Matrimid-Cyclen TFC membrane with different average thicknesses. d Comparison of He/CH4 separation performance of Matrimid-Cyclen TFC membranes with available literature data.

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