Support material/shape
H2/CO2 feed composition (mol/mol)
Temperature (°C)
Transmembrane pressure (kPa)
CO2 permeance ×10-7 (mol m-2 s-1 Pa-1)
H2/CO2 selectivity
Reference
α-alumina/disc 70/30 80 140 16.9 2.16 [32]
α-alumina/disc 50/50 27 300 0.9 0.17 [33]
α-alumina/disc 50/50 25 90 120 1.75 [34]
α-alumina/disc 50/50 22 90 13 0.40 [35]
α-alumina/disc 50/50 25 100 1.9 0.30 [34]
Stainless-steel/wafer 50/50 20 100 7 0.07 [36]
Stainless-steel/disc 50/50 27 100 2.2 0.08 [37]
α-alumina/ YSZ/disc 50/50 27 100 1.7 0.28 [22]
Stainless-steel/disc 50/50 22 100 3.8 0.08 [38]
α-alumina /hollow fiber 50/50 450 5.56 10.0 [39]
α-alumina / hollow fiber 50/50 27 100 25 0.44 [10]
α-alumina /tubular 50/50 25 100 82 0.22 This work (M7)
α-alumina /tubular 50/50 25 100 193 0.18 This work (M9)
α-alumina /tubular 50/50 25 100 292 0.11 This work (M14)