Table 2 Average specific heat capacity for a temperature range of 250°C to 420°C
From: Increment of specific heat capacity of solar salt with SiO2 nanoparticles
Specific heat capacity (J g-1K-1) | |||||
---|---|---|---|---|---|
Sample (number) | Solar salt | Solar salt +0.5% SiO2 | Solar salt +1.0% SiO2 | Solar salt +1.5% SiO2 | Solar salt +2.0% SiO2 |
1 | 1.40 | 1.53 | 1.85 | 1.61 | 1.64 |
2 | 1.57 | 1.55 | 1.95 | 1.54 | 1.65 |
3 | 1.39 | 1.52 | 1.85 | 1.41 | 1.34 |
4 | 1.46 | 1.62 | 1.78 | 1.38 | 1.54 |
5 | 1.58 | 1.43 | 1.82 | 1.48 | 1.49 |
Average value | 1.48 | 1.53 | 1.85 | 1.51 | 1.53 |
Standard deviation | 0.09 | 0.07 | 0.06 | 0.09 | 0.12 |
Enhancement [%] | - | +3.41 | +25.03 | +2.00 | +3.69 |