TY - JOUR PY - 2008 J2 - J. Membr. Sci. SN - 0376-7388 T2 - Journal of Membrane Science VL - 320 IS - 1-2 DO - 10.1016/j.memsci.2008.04.030 TI - The upper bound revisited UR - https://www.cheric.org/research/tech/periodicals/view.php?seq=799624 KW - upperbound KW - membrane separation KW - polymer permeability KW - gas separation AU - Robeson LM SP - 390 EP - 400 LA - English ER -