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| SN | Samples | R f (%) (heating at Tg + 20 °C) | Recovery performance | |||
|---|---|---|---|---|---|---|
| Normal sunlight | Magnified sunlight | |||||
| R r (%) | T r (sec) | R r (%) | T r (sec) | |||
| 1 | TiN-0(wt%) | 80 ± 2.2 | 61 ± 2.2 | 130 ± 3 | 82 ± 2.0 | 61 ± 4 |
| 2 | TiN-1(wt%) | 88 ± 1.8 | 63 ± 1.5 | 126 ± 2 | 84 ± 2.5 | 44 ± 5 |
| 3 | TiN-3(wt%) | 90 ± 2.0 | 63 ± 2.3 | 124 ± 3 | 87 ± 1.6 | 40 ± 5 |
| 4 | TiN-5(wt%) | 94 ± 1.8 | 65 ± 1.4 | 120 ± 2 | 92 ± 2.0 | 38 ± 5 |
| 5 | TiN-7(wt%) | 95 ± 0.8 | 66 ± 0.7 | 120 ± 3 | 96 ± 1.8 | 38 ± 3 |
