Sample
Temperature/time profile*
N2 permeance (mol m-2s-1Pa-1) SF6 Permeance (mol m-2s-1Pa-1)
N2/SF6 Ideal Selectivity
Membrane thickness (μm)
M9 \((\frac{180C}{10h}\)) 1.80×10-6 6.48×10-9 262.5 ⁓ 7
M13 \((\frac{140C}{2h})(\frac{180C}{10h})\) 1.72×10-6 6.11×10-9 268.1 ⁓ 10
M14 \((\frac{140C}{4h})(\frac{180C}{8h})\) 2.80×10-6 1.18×10-8 281.4 ⁓ 6
M15 \((\frac{140C}{8h})(\frac{180C}{6h})\) 3.10×10-6 5.56×10-9 223.4 ⁓ 5
M16 \((\frac{140C}{12h})(\frac{180C}{4h})\) 7.37×10-6 9.82×10-9 101.9 ⁓ 3
M17 \((\frac{140C}{16h})(\frac{180C}{4h})\) 4.86×10-6 6.55×10-9 158.8 ⁓ 4