| Physical parameters | Ethylene glycol (C2H6O2) [38] | Copper (Cu) [19] | Alumina (Al2O3) [19] | Gallium nitride (GaN) [39] |
| ρ (kg/m3) | 1115 | 8933 | 3970 | 6150 |
| Cp (J/kgK) | 2430 | 385 | 375 | 431 |
| k (W/mK) | 0.253 | 400 | 40 | 230 |