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. Author manuscript; available in PMC: 2019 Oct 7.
Published in final edited form as: Phys Chem Chem Phys. 2018 Sep 13;20(37):23967–23975. doi: 10.1039/c8cp04889d

Table 2.

Ratio of high (D1) and low (D2) biexponential diffusivities calculated for ethane in ZIF-7-8

Ethane pressure above sample bed (bar) D1/D2
7.9 ± 0.8 2.7 ± 0.5
2.7 ± 0.3 2.7 ± 0.5
0.78 ± 0.08 3.1 ± 0.6
0.28 ± 0.03 3.3 ± 0.7