Table 2.
Wormlike chain parameters of 6 pullulan samples in 0.05 M aqueous NaCl determined from SAXS scattering functions.
| Sample | P20 | P50 | P100 | P200 | P400 | P800 |
|---|---|---|---|---|---|---|
| ML/nm−1 | 470 a | 470 a | 470 a | 470 a | 470 a | 470 a |
| q/nm | 1.5 | 1.5 | 1.6 | 1.65 | 1.65 | 1.5 |
| B/nm | 0.35 | 0.30 | 0.30 | 0.38 | 0.35 | 0.52 |
| d/nm | 0.77 | 0.77 | 0.89 | 0.77 | 0.89 | 0.84 |
| A2,app (A2 c) b | 4.0 (3.9) | 6.5 (6.0) | 2.0 (1.85) | 3.7 (3.1) | 4.2 (3.2) | 3.5 (2.3) |
| <S2>1/2 (<S2>01/2)/nm d | 4.9 (4.7) | 7.65 (7.1) | 12.5 (11) | 18 (15) | 24 (20) | 37 (28) |
a Assumed value. b In units of 10−4 cm3 g−2 mol. c Calculated by Equation (12). d Calculated by Equations (3) and (9).