Table 1.
SANS data obtained from IFT analysis for aqueous suspensions of PC-C18pPhC18-PC in D2O at different temperatures.a
| T [°C] | aggregate shape | Dmax [Å] |
I(0) [cm g−1] or ICS(0) [Å−1 cm g−1] |
M [g] or ML [g cm−1] |
Nagg or Nagg [nm−1] |
Rg [Å] or RCS,g [Å] |
R [Å] | a [Å] | b [Å] |
L [Å] or c [Å] |
| 4 | fibres (stiff cylinders) | 45 | 3.96 ± 0.01 | 1.37 × 10−13 | 8.7 ± 1 | 16.40 ± 0.02 | 23.2 | 22 ± 2 | 22 ± 2 | >2000 |
| 32 | flexible fibres | 70 | 4.61 ± 0.01 | 1.59 × 10−13 | 10 ± 1 | 24.25 ± 0.03 | 34.3 | 30 ± 3 | 30 ± 3 | >2000 |
| 60 | micelles | 100 | 590 ± 10 | 1.91 × 10−19 | 121 ± 5 | 32 ± 2 | 41.3 | 22 ± 2 | 22 ± 2 | 47 ± 4 |
aDmax: maximal size or cross section of aggregate; I(0): scattering at “zero angle”; ICS(0): scattering at “zero angle” of cylindrical cross section; M: mass; ML: mass per unit length; Nagg: aggregation number of micelles or number of molecules per unit length of rod-like object; Rg: radius of gyration; RCS,g: radius of gyration of cross-section; R and RCS are effective radius of aggregate or radius of cylindrical cross section in homogeneous approximation; a, b, c, and L: values for semi axes a and b, and estimated length L for fibres with circular cross-section and for semi axes of ellipsoid of revolution of micelles a = b, and c.