State-of-the-Art Developments of Acoustic Energy Transfer

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/3072528/figures/3072528.fig.003a.svgz" name="3072528.fig.003a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Efficiency versus separation distance</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/3072528/figures/3072528.fig.003b.svgz" name="3072528.fig.003b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Frequency versus received power</td></tr></table>

<div>Advancements in AET in the context of efficiency, separation distances, frequency, and power in respect to years.</div>

International Journal of Antennas and Propagation

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Figure 3

Figure 3: State-of-the-Art Developments of Acoustic Energy Transfer 