Research Article
Comparative Study of Textural Characteristics on Methane Adsorption for Carbon Spheres Produced by CO2 Activation
Table 1
Structural characteristics of the studied samples.
| Sample | Specific surface area (BET, m2/g) | Micropore volume (D-A, cm3/g) | Total pore volume (cm3/g) | / (%) | Average pore diameter (nm) |
| CS0 | 422.7 | 0.219 | 0.238 | 92.02 | 2.254 | CS3 | 658.4 | 0.336 | 0.428 | 78.50 | 2.602 | CS6 | 881.7 | 0.461 | 0.557 | 82.76 | 2.529 | CS9 | 1145.0 | 0.639 | 0.732 | 87.30 | 2.556 |
|
|