Table 2.
MWCNT Suspension Characteristics
MWCNT form | Zeta Potential | IEP | Hydrodynamic Size (Major and Minor Peak) |
---|---|---|---|
C-grade |
- 44.6 mV |
3.5 pH |
180 ± 50 nm and 1100 ± 200 nm |
COOH |
- 37.9 mV |
2.0 pH |
140 ± 50 nm and 700 ± 150 nm |
N-doped | - 40.6 mV | 3.0 pH | 150 ± 50 nm and 1300 ± 250 nm |