Constants from fitting the generalized model, Mt/Mz = ktn, to the release data of pesticides from nanocomposites at 25 °C and 35 °C.
Conditions | Diffusion parameter (n) | Release constant (k) | R 2 | Half time (T50, hour) | |
---|---|---|---|---|---|
25 °C | Cyh | 0.59 | 4.60 | 0.99 | 55.98 |
GO–Cyh | 0.35 | 4.20 | 0.92 | 1116.18 | |
Bif | 0.35 | 17.79 | 0.96 | 19.98 | |
GO–Bif | 0.36 | 4.55 | 0.96 | 800.59 | |
Fen | 0.48 | 9.13 | 0.96 | 34.16 | |
GO–Fen | 0.47 | 2.57 | 0.95 | 549.74 | |
35 °C | Cyh | 0.47 | 19.93 | 0.87 | 7.05 |
GO–Cyh | 0.28 | 10.97 | 0.96 | 233.56 | |
Bif | 0.38 | 34.00 | 0.83 | 2.79 | |
GO–Bif | 0.37 | 6.72 | 0.96 | 232.93 | |
Fen | 0.68 | 7.13 | 0.99 | 17.72 | |
GO–Fen | 0.56 | 2.20 | 0.98 | 264.11 |