Technique of Coaxial Frame in Reflection for the Characterization of Single and Multilayer Materials with Correction of Air Gap

<table>Delrin relative permittivity (sample of 5 mm long and with no air gap).</table>

International Journal of Antennas and Propagation

Figure 16: Technique of Coaxial Frame in Reflection for the Characterization of Single and Multilayer Materials with Correction of Air Gap 