Air 2 Amphiphiles 2 Computer simulation 2 Contact-head-ion-pairs (CHIP) 2 Dodecylsulfate 2 Dodecytrimethylammonium 2 Equimolar mixture Interfaces (materials) 2 Molecular dynamics 2 Monolayers 2 Percolation (computer storage) 2 Positive ions 2 Submonolayer regime 2 Surface active agents 2