Interfacial Interactions and Nanostructure Changes in DPPG/HD Monolayer at the Air/Water Interface

Table 2

The interaction parameter as a function of mole fraction of HD at serials discrete surface pressures.

Mole fraction,	Interaction parameter
	π (mN/m)
	5	15	25	35	45
0.0
0.2	−0.24	0.12	0.63	1.02	1.67
0.4	−0.26	0.04	0.38	0.65	0.97
0.6	−0.17	0.05	0.15	0.02	−0.41
0.8	−0.05	−0.11	−0.33	−0.77	−1.44
1.0