Jimenez, Noe; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; Romero García, Vicente; García-Raffi, L. M.; Staliünas, Kestutis(American Physical Society, 2016-11-23)
The formation of high-order Bessel beams by a passive acoustic device consisting of an Archimedes' spiral diffraction grating is theoretically, numerically, and experimentally reported in this paper. These beams are ...