Table 3.
Zeta potential of 0.5 vol% HNT nanofluids with different surfactants.
| Surfactant | Zeta Potential of 0.5% HNT Nanofluid (mV) |
|---|---|
| N/A | −11.83 |
| Tween | 7.91 |
| Oleylamine | 24.24 |
| CTAB | 20.42 |
| SDBS | −26.76 |
| GA | −16.99 |
| SCMC | −30.54 |
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