Table 1.
Temperature differences observed during microwave exposure and the corresponding CNT contents inside the matured leaves and flowers of Catharanthus cultivated in CNT-supplemented soil under normal conditions as well as in the presence of NaCl.
Sample | Power, time | Ti (°C) | Tf (°C) | ΔT (°C) | μg CNT/mg sample | Avg. & STD |
---|---|---|---|---|---|---|
Catharanthus cultivated in regular soil mix (leaves) | 30 W, 10 s | 22 | 61 | 39 | No CNTs | — |
22 | 61 | 39 | ||||
22 | 59 | 37 | ||||
50 W, 6 s | 22 | 61 | 39 | |||
22 | 61 | 39 | ||||
22 | 58 | 36 | ||||
Catharanthus cultivated in soil mix supplemented with 200 µg/ml CNTs solution (leaves) | 30 W, 10 s | 22 | 81 | 59 | 0.011 | Avg = 0.014 STD = ±0.003 |
22 | 82 | 60 | 0.011 | |||
22 | 84 | 62 | 0.012 | |||
50 W, 6 s | 22 | 90 | 68 | 0.013 | ||
22 | 104 | 82 | 0.019 | |||
22 | 97 | 75 | 0.016 | |||
Catharanthus cultivated in soil mix supplemented with 200 µg/ml CNTs solution and 50 mM NaCl (leaves) | 30 W, 10 s | 22 | 81 | 59 | 0.011 | Avg = 0.012 STD = ±0.003 |
22 | 77 | 55 | 0.009 | |||
22 | 81 | 59 | 0.011 | |||
50 W, 6 s | 22 | 98 | 76 | 0.016 | ||
22 | 96 | 74 | 0.015 | |||
22 | 91 | 69 | 0.013 | |||
Catharanthus cultivated in regular soil mix (flowers) | 30 W, 10 s | 21 | 70 | 49 | No CNTs | — |
22 | 71 | 49 | ||||
22 | 71 | 49 | ||||
50 W, 6 s | 22 | 75 | 53 | |||
22 | 76 | 54 | ||||
22 | 77 | 55 | ||||
Catharanthus cultivated in soil mix supplemented with 200 µg/ml CNTs solution (flowers) | 30 W, 10 s | 22 | 87 | 65 | 0.009 | Avg = 0.010 STD = ±0.002 |
21 | 93 | 72 | 0.012 | |||
22 | 88 | 66 | 0.009 | |||
50 W, 6 s | 22 | 104 | 82 | 0.012 | ||
22 | 99 | 77 | 0.010 | |||
21 | 102 | 81 | 0.011 | |||
Catharanthus cultivated in soil mix supplemented with 200 µg/ml CNTs solution and 50 mM NaCl (flowers) | 30 W, 10 s | 21 | 81 | 60 | 0.006 | Avg = 0.009 STD = ±0.003 |
22 | 82 | 60 | 0.006 | |||
22 | 81 | 59 | 0.005 | |||
50 W, 6 s | 22 | 103 | 81 | 0.011 | ||
22 | 104 | 82 | 0.012 | |||
22 | 107 | 85 | 0.013 |