Table 9.

Diffusion coefficient estimated by the time-lag measurements and permeability of the AC particles at 1000 mbar feed pressure as estimated by the diffusion and the Henry coefficients from the time-lag and sorption measurements, respectively.

Coefficients	He	H2	O2	N2	CO2	CH4
DAC [cm2/s]	1.0 × 10−5	6.0 × 10−6	1.2 × 10−7	2.1 × 10−8	5.0 × 10−8	5.4 × 10−9
PAC [Barrer]	800	898	70.2	13.4	184	8.84