Contact: Peter Gee
Institute for Integrated Cell-Material Sciences, Kyoto University
Caption: PIM-1 is a highly permeable membrane compared with commercially available ones. The orange balloon on the left illustrates this point as a higher volume of nitrogen gas is able to pass through PIM-1 into the balloon compared with the membrane on the right, connected to the pink balloon.
Credit: Kyoto University iCeMS Public Relations
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