Ultrasonic beam focusing characteristics of shear-vertical waves for contact-type linear phased array in solid<xref rid="cpb_29_3_034304fn1" ref-type="fn">*</xref><fn id="cpb_29_3_034304fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant Nos. 11774377 and 11574343).</p></fn>

Ultrasonic beam focusing characteristics of shear-vertical waves for contact-type linear phased array in solid**

Project supported by the National Natural Science Foundation of China (Grant Nos. 11774377 and 11574343).

Dai Yu-Xiang^{1, 2}, Yan Shou-Guo^{1, †}, Zhang Bi-Xing^{1, 2}

The beam focusing performance of SV waves for various inter-element spacings: (a) directivity patterns of focusing field, (b) the distribution of displacement amplitude along steering direction (N = 32, 2a = 0.5λ_s, r_f = 40 mm, θ_f = 45°).