Table 3. Critical Aggregation Concentration Determined by Pyrene Fluorescence, Core Hydrophobicity (As Measured by Minimum I1/I3), and Free Enthalpy of Micellization (as Determined from Gmic = RT ln xCAC with xCAC as the CAC Expressed as a Mole Fraction).
amphiphile | CAC (μM) | minimum I1/I3 | Gmic (kJ/mol) |
---|---|---|---|
A160-(FGG)8 | 0.9 ± 0.1 | 1.26 | 44.4 |
A160-(WGG)8 | 3.1 ± 0.4 | 1.41 | 41.4 |
A160-(YG)8 | 13.0 ± 1.3 | 1.40 | 37.8 |
A160-Y8 | n.d.a | 1.73 | |
A160-(FG)8 | 2.5 ± 0.2 | 1.31 | 41.9 |
A160-F8 | 1.3 ± 0.1 | 1.28 | 43.5 |
A80-(FGG)8 | 0.7 ± 0.1 | 1.20 | 45.1 |
A40-(FGG)8 | 0.4 ± 0.0 | 1.19 | 46.4 |
n.d. no data: we were unable to measure the CAC of A160-Y8.