Research Article
Complex Permittivity Measurements of Textiles and Leather in a Free Space: An Angular-Invariant Approach
Table 6
Imaginary part of the permittivity for the leatherβs samples: and different incidence angles .
| Incidence angle, degrees | Sample no. 0 | Sample no. 1 | Sample no. 2 | Sample no. 3 | Sample no. 4 | Sample no. 5 |
| 5 | 0.118 | 0.093 | 0.078 | 0.066 | 0.088 | 0.084 | 10 | 0.109 | 0.072 | 0.08 | 0.062 | 0.086 | 0.065 | 15 | 0.115 | 0.079 | 0.081 | 0.063 | 0.083 | 0.075 | 20 | 0.118 | 0.061 | 0.08 | 0.066 | 0.096 | 0.09 | 25 | 0.12 | 0.067 | 0.079 | 0.065 | 0.096 | 0.088 | 30 | 0.125 | 0.071 | 0.079 | 0.069 | 0.091 | 0.088 | 35 | 0.131 | 0.077 | 0.078 | 0.069 | 0.084 | 0.087 | 40 | 0.14 | 0.083 | 0.079 | 0.067 | 0.076 | 0.088 | 45 | 0.148 | 0.089 | 0.079 | 0.0676 | 0.0751 | 0.088 | 50 | 0.15 | 0.098 | 0.083 | 0.067 | 0.069 | 0.095 |
| Averaged, | 0.127 | 0.079 | 0.08 | 0.066 | 0.084 | 0.085 | Standard deviation | 0.0135 | 0.0111 | 0.0014 | 0.0023 | 0.0086 | 0.0084 |
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