Ultra-broadband asymmetric acoustic transmission with single transmitted beam
Jia Ding1, Sun Hong-xiang1, 2, †, Yuan Shou-qi1, ‡, Ge Yong1
       

(color online) Numerical transmittance spectra for (a) α = 64º, (b) α = 60º, and (c) α = 56º, and numerical contrast ratio for (d) α = 64º, (e) α = 60º, and (f) α = 56º.