Thermoacoustic-reflected focusing lens based on acoustic Bessel-like beam with phase manipulation Project supported by the National Natural Science Foundation of China (Grant Nos. 11774137 and 51779107), the Six-Talent Peaks Project in Jiangsu Province, China (Grant No. GDZB-019), the China Postdoctoral Science Foundation (Grant No. 2017M621643), the Natural Science Foundation of Jiangsu Higher Educational Institutions of China (Grant No. 18KJB140003), and the Practice Innovation Training Program Projects for Jiangsu University (Grant No. 201710299023Z) and for the Industrial Center of Jiangsu University. |
(color online) Schematic diagram of reflected AF lens for cylindrical acoustic wave. |