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. 2015 Jul 19;52(12):7954–7963. doi: 10.1007/s13197-015-1953-6

Table 5.

Rheological characterization of maize flours: parameters of creep, Eq. (7), and recovery, Eq. (8), models

Phase Parameters YM200 WM200 PM200 WM500
Creep J0 106 (Pa−1) 9.1 ± 0.1b 14.1 ± 0.2c 14.2 ± 0.9c 3.6 ± 0.2a
Jm 106 (Pa−1) 4.8 ± 0.1b 11.2 ± 0.5d 8.0 ± 0.3c 1.9 ± 0.1a
λc (s) 5.0 ± 0.1d 1.5 ± 0.1a 2.9 ± 0.2b 3.2 ± 0.3b
η0 10−6 (Pa·s) 7.3 ± 0.9a 6.7 ± 0.2a 7.4 ± 0.2a 20.5 ± 1.1b
R2 0.98 0.95 0.96 0.97
Recovery Jmax 106 (Pa−1 21.7 ± 0.3b 32.0 ± 1.4c 30.5 ± 0.7c 8.1 ± 0.3a
J0 106 (Pa−1 9.6 ± 0.2b 17.0 ± 1.4c 18.3 ± 0.4c 4.3 ± 0.1a
Jm 106 (Pa−1 8.8 ± 0.1b 11.2 ± 0.1c 8.9 ± 0.2b 2.0 ± 0.1a
λr (s) 34.0 ± 1.4d 17.0 ± 0.1a 27.5 ± 0.7b 18.5 ± 0.7a
Jr/Jmáx (%) 83.1 ± 0.1b 87.6 ± 1.3d 86.5 ± 0.9c 75.8 ± 1.1a
R2 0.95 0.85 0.91 0.86

Data are presented as means ± standard deviation

Data value with different superscript letters in rows are significantly different, P ≤ 0.05

yellow (YM), white (WM) and purple (PM) maize flour doughs. J0, Jm, Jr and Jmax are the instantaneous, viscoelastic, recovery and maximum creep compliance, respectively, λc and λr are the mean retardation time of creep and recovery steps, η0 is the zero-shear viscosity