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. 2021 May 20;6(21):13904–13914. doi: 10.1021/acsomega.1c01683

Table 2. Arrhenius Parameters for the Aragonite–Calcite Transformation Determined by the Coats and Redfern Plot by Adopting Several g(α) Values.

function gtr) Ea,tr/kJ mol–1 Atr/s–1 –γa
JMA(1) –ln(1 – αtr) 247.5 ± 6.8 (1.47 ± 0.01) × 1015 0.9985
JMA(1.5) [−ln(1 – αtr)]2/3 161.0 ± 4.5 (7.23 ± 0.01) × 108 0.9984
R(3) 1 – (1 – αtr)1/3 221.6 ± 7.7 (5.43 ± 0.01) × 1012 0.9976
a

Correlation coefficient of the linear regression analysis.