Table 1.
Changes in emulsifying activity index (EAI), emulsifying stability index (ESI), viscosity coefficients (k), flow index (n1 and n2), coefficient of determination (R2) and viscosity (when the shear rate was 100 s−1) of emulsion before (non-ultrasound, N) and after ultrasound (U) emulsification treatment.
Parameters | 15:1 | 10:1 | 5:1 | 1:1 | 1:5 | 1:10 | 1:15 | |
---|---|---|---|---|---|---|---|---|
EAI (m2/g) | N | 0.02 ± 0.01 eB | 0.06 ± 0.01 eB | 0.09 ± 0.02 deB | 0.18 ± 0.04 dB | 0.32 ± 0.04 cB | 0.74 ± 0.08 bB | 1.20 ± 0.13 aB |
U | 0.09 ± 0.01 dA | 0.18 ± 0.01 dA | 0.53 ± 0.02 cdA | 2.14 ± 0.11 cA | 6.09 ± 0.20 bA | 27.36 ± 1.13 aA | 25.65 ± 3.09 aA | |
ESI (%) | N | 25.46 ± 5.03 aB | 22.48 ± 2.44 abB | 21.89 ± 3.86 abB | 20.41 ± 9.00 abB | 19.90 ± 1.47 abB | 15.68 ± 1.09 bB | 17.52 ± 1.14 bB |
U | 65.35 ± 10.21 aA | 32.06 ± 4.32 cdA | 28.49 ± 2.19 dA | 42.80 ± 10.67 bcA | 47.07 ± 8.52 bA | 45.68 ± 7.89 bA | 30.98 ± 5.08 dA | |
k (Pa·sn) | N | 37.1 ± 0.7 bA | 36.8 ± 0.6 bA | 37.3 ± 0.6 bA | 34.8 ± 0.5 cA | 34.8 ± 0.6 cA | 39.8 ± 0.9 aA | 37.3 ± 1.8 bB |
U | 30.0 ± 0.1 bB | 25.6 ± 0.3 cB | 24.1 ± 0.1 cdB | 23.1 ± 0.3 dB | 14.6 ± 0.6 eB | 9.3 ± 0.6 fB | 52.0 ± 2.5 aA | |
n1 | N | 0.127 ± 0.003 cA | 0.122 ± 0.003 cdB | 0.115 ± 0.003 dB | 0.123 ± 0.002 cdB | 0.137 ± 0.003 bB | 0.118 ± 0.004 dB | 0.146 ± 0.008 aB |
U | 0.132 ± 0.001 eA | 0.142 ± 0.002 deA | 0.144 ± 0.001 dA | 0.142 ± 0.002 deA | 0.205 ± 0.006 bA | 0.292 ± 0.001 aA | 0.179 ± 0.008 cA | |
R2 | N | 0.956 | 0.964 | 0.961 | 0.976 | 0.966 | 0.934 | 0.818 |
U | 0.998 | 0.985 | 0.998 | 0.979 | 0.930 | 0.915 | 0.863 | |
n2 | N | 0.077 | 0.082 | 0.076 | 0.085 | 0.087 | 0.086 | 0.089 |
U | 0.094 | 0.093 | 0.101 | 0.098 | 0.164 | 0.123 | 0.070 | |
Viscosity (Pa·s) | N | 0.645 | 0.629 | 0.615 | 0.595 | 0.634 | 0.681 | 0.750 |
U | 0.537 | 0.469 | 0.455 | 0.434 | 0.353 | 0.364 | 1.19 |
Different lowercase letters (a–f) in the same line and different uppercase letters (A and B) in the same column indicate significant difference (p < 0.05) among samples.