... 01 09 2022 spectral element method rigid body dynamics transfer matrix dispersion relationship band structure attenuation profile Department of Science and Technology, Ministry of Science and Technology 10.13039/501100001409 DST/INSPIRE /04/2018/000052 In the past...

... ,” J. Acoust. Soc. Am. , 126 ( 4 ), pp. 1862 – 1870 . 10.1121/1.3205399 [33] Stadler , M. , and Schanz , M. , 2010 , “ Acoustic Band Structures and Homogenization of Periodic Elastic Media ,” PAMM , 10 ( 1 ), pp. 427 – 428 . 10.1002/pamm.201010206 [34] Warner , M...

... with Biot's theory. Biot's theory poroelasticity cellular solids band structure fluid-structure interaction The elastodynamics of cellular materials present a number of unique phenomena not found in solid, single-phase materials. In the long-wavelength, low-frequency regime, cellular...

...Ying Liu; Xiu-zhan Sun; Wen-zheng Jiang; Yu Gu acoustic wave PPC Kagome-sphere lattice band structure finite element method Since Kushwaha et al. [ 1 ] proposed the concept of phononic crystals (PCs), great attention has been focused on this kind of artificial lattice structures...

... of the bandgap edges. The study in this paper is relevant to the optimal design of the bandgaps in light porous materials. phononic crystal elastic wave band structure bandgap engineering resonator vibration Phononic crystals (PCs) [ 1 ], a special type of inhomogeneous material with periodic...