Table 1 |
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|
Isotherm model constants of three isotherm models for arsenic adsorption onto ceria NPs |
||||
|
Model |
Parameters |
Temperature (K) |
||
|
283 |
303 |
323 |
||
|
|
||||
|
Langmuir model |
qmax (mg g-1) |
17.08 |
18.02 |
18.15 |
|
KL (L mg-1) |
0.063 |
0.066 |
0.24 |
|
|
R |
0.9695 |
0.9704 |
0.9815 |
|
|
Freundlich model |
Kf (mg g-1) (L mg-1)1/n |
1.32 |
1.40 |
2.32 |
|
n |
1.54 |
1.52 |
1.77 |
|
|
R |
0.9957 |
0.9948 |
0.9966 |
|
|
|
||||
|
qmax, adsorption capacity; KL, adsorption constant; Kf and n, Freundlich constants; R, correlation coeeficient. |
||||
|
Feng et al. Nanoscale Research Letters 2012 7:84 doi:10.1186/1556-276X-7-84 |
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