Solution of the equations describing the flow of  22 Na in a semi-infinite composite system containing a membrane.
D008433:Mathematics; D008567:Membranes, Artificial; D008956:Models, Chemical; D010539:Permeability; D010743:Phospholipids; D011506:Proteins; D012964:Sodium; D012975:Sodium Isotopes
D008567:Membranes, Artificial; D010743:Phospholipids; D011506:Proteins; D012975:Sodium Isotopes; D012964:Sodium