Effect of Polymer-Ceramic Fibre Interphase Design on Coupling Factor in Low Fibre Volume Content Piezoelectric Composites

<div>The relative permittivity (<i>ε</i><sup>T</sup><sub>33</sub>) of 1–3, 1-1-3, and 1-1-1-3 PZT-based composite discs against the fibre volume fraction based on Equation (<a href="https://static.hindawi.com/articles/amse/volume-2018/6465783/figures/#EEq1">1</a>).</div>

Advances in Materials Science and Engineering

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Figure 6

Figure 6: Effect of Polymer-Ceramic Fibre Interphase Design on Coupling Factor in Low Fibre Volume Content Piezoelectric Composites 