Table 1.

Properties of the experimental systems

System No. Film Fluid Core Fluid SurfactantConcentration ς*, dyn/cm μfilm, cStokesρfilm, g/cm3
1 LB-1715Water None 0 4.59 770 0.997
2 LB-1715 Water PLPC 10−3 mM4.23 770 0.997
3 LB-400-X WaterNone 0 4.77 150 0.989
4 LB-400-XWater Tween 20 0.01% (by wt) 2.88 1500.989
  • PLPC, 1-palmitoyl-2-lauroyl-sn-glycero-3-phosphocholine; ς*, surface tension at interface between fluids; μfilm, viscosity of film fluid; ρfilm, density of film fluid.