Research Article
Evaluating Stability of Aqueous Multiwalled Carbon Nanotube Nanofluids by Using Different Stabilizers
Table 2
Characteristics of water and aqueous solutions of the stabilizers at 25°C.
| | Property | Water | Aqueous solution of stabilizers of 1.6 wt.% | | CH | AG | TX100 | SDS | SDBS | CTAB |
| | Specific heat (kJ/kg °C) | 4.182 | 4.383 | 3.992 | 4.009 | 3.640 | 4.000 | 4.283 | | Thermal conductivity (W/m °C) | 0.604 | 0.604 | 0.585 | 0.576 | 0.577 | 0.590 | 0.612 | | pH | 8.68 | 4.46 | 6.98 | 7.17 | 7.88 | 7.92 | 6.95 | | Electrical conductivity (μS/cm) | 92.8 | 2200 | 3020 | 105.8 | 1680 | 1970 | 1047 | | Viscosity (mPa s) | 0.8 | 1.3 | 5.9 | 1.1 | 1.1 | 1.1 | 1.2 | | Density (kg/m3) | 996.83 | 999.30 | 1003.95 | 998.03 | 998.78 | 998.95 | 996.73 |
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