Figure 7

Acoustic switching transmission at (a) \(\triangle T=10^{\circ }\textrm{ C}\) and (b) \(\triangle T=-10^{\circ }\textrm{ C}\).
Acoustic switching transmission at (a) \(\triangle T=10^{\circ }\textrm{ C}\) and (b) \(\triangle T=-10^{\circ }\textrm{ C}\).