Table 2.
Optical characteristics of LDPE film-treated cold plasma-stabilized MFEO.
| Emulsion | L | a | b | ΔE | YI | Opacity | WCA |
|---|---|---|---|---|---|---|---|
| Control | 93.01 ± 0.10 a | 0.10 ± 0.16 a | −6.76 ± 0.16 d | - | −10.38 ± 0.16 e | 0.45 ± 0.16 f | 4.88 ± 0.01 e |
| CE 1% | 27.79 ± 0.16 b,c | −11.80 ± 0.19 e | 2.35 ± 0.18 c | 1.70 ± 0.16 | 12.10 ± 0.18 d | 1.05 ± 0.04 e | 6.22 ± 0.01 d |
| CE 3% | 24.76 ± 0.55 c | −10.09 ± 0.09 c | 2.88 ± 0.88 c | 0.08 ± 0.88 | 16.40 ± 0.49 c | 1.07 ± 0.05 e | 7.63 ± 0.01 b |
| CE 6% | 25.20 ± 0.35 c | −9.47 ± 0.15 b | 3.15 ± 0.61 c | 0.35 ± 0.31 | 17.89 ± 0.35 b,c | 1.06 ± 0.15 e | 7.73 ± 0.01 b |
| NE 1% | 25.20 ± 0.13 c | −10.78 ± 0.18 d | 4.22 ± 0.29 b | 0.31 ± 0.04 | 23.92 ± 0.08 b | 1.10 ± 0.05 d | 4.94 ± 0.05 d,e |
| NE 3% | 31.21 ± 0.65 b | −11.01 ± 0.50 d | 6.58 ± 0.40 a | 0.49 ± 0.71 | 30.10 ± 0.66 a | 1.15 ± 0.05 c | 5.72 ± 0.10 d |
| NE 6% | 30.95 ± 0.21 b | −12.18 ± 0.07 e | 6.77 ± 0.10 a | 0.36 ± 0.21 | 31.24 ± 0.21 a | 1.15 ± 0.06 c | 8.83 ± 0.09 a |
| PE 1% | 27.05 ± 0.55 b,c | −13.70 ± 0.55 g | 5.91 ± 0.14 a | 0.50 ± 0.22 | 21.55 ± 0.60 b | 1.46 ± 0.47 b | 4.66 ± 0.05 e |
| PE 3% | 26.72 ± 0.49 b,c | −12.86 ± 0.33 f | 4.19 ± 0.69 b | 0.40 ± 0.43 | 22.57 ± 0.55 b | 1.44 ± 0.10 b | 6.62 ± 0.01 c |
| PE 6% | 31.24 ± 0.02 b | −11.68 ± 0.12 e | 4.71 ± 0.54 b | 0.40 ± 0.03 | 31.42 ± 0.04 a | 2.34 ± 0.05 a | 8.28 ± 0.07 a |
a–g The values in the table are the average ± standard error of n = 3 samples and the different lowercase letter in each column indicate significant differences (p < 0.05). CE: coarse emulsion; NE: nanoemulsion; PE: Pickering emulsion.