Table 3 Optimization parameter limit (actual and optimized) values and desirability toward responses (particle size, crystallinity, and thermal properties)
Variables | Target | Experimental limit | Optimum value | Desirability |
|---|---|---|---|---|
Model | 0.84 | |||
A: Temperature (°C) | In range | 60–90 | 75.80 | |
B: Power (%) | In range | 60–80 | 70.27 | |
C: Time (hour) | In range | 1–2' | 1.42 |
Response | Experimental range | Predicted | Actual | |
|---|---|---|---|---|
Particle size (nm) | Minimum | 448.27–688.82 | 516.4 | 522.03 |
Crystallinity (%) | Maximum | 55.48–73.02 | 71.51 | 71.76 |
Temperature decomposition (°C) | Maximum | 343.64–356.54 | 355.19 | 355.47 |