Dynamics of phononic materials and structures: Historical origins, recent progress, and future outlook
The study of phononic materials and structures is an emerging discipline that lies at the
crossroads of vibration and acoustics engineering and condensed matter physics. Broadly …
crossroads of vibration and acoustics engineering and condensed matter physics. Broadly …
A review of acoustic impedance matching techniques for piezoelectric sensors and transducers
VT Rathod - Sensors, 2020 - mdpi.com
The coupling of waves between the piezoelectric generators, detectors, and propagating
media is challenging due to mismatch in the acoustic properties. The mismatch leads to the …
media is challenging due to mismatch in the acoustic properties. The mismatch leads to the …
Energy harvesting of Rayleigh surface waves by a phononic crystal Luneburg lens
In this paper, a phononic crystal (PnC) Luneburg lens is designed for harvesting the
mechanical energy of Rayleigh surface waves. The square-latticed PnC is formed by drilling …
mechanical energy of Rayleigh surface waves. The square-latticed PnC is formed by drilling …
[HTML][HTML] Coupling local resonance with Bragg band gaps in single-phase mechanical metamaterials
Various strategies have been proposed in recent years in the field of mechanical
metamaterials to widen band gaps emerging due to either Bragg scattering or to local …
metamaterials to widen band gaps emerging due to either Bragg scattering or to local …
[BOOK][B] Predicting outdoor sound
K Attenborough, T Van Renterghem - 2021 - taylorfrancis.com
The second edition of Predicting Outdoor Sound is an up-to-date reference on the
propagation of sound close to the ground and its prediction. New content includes …
propagation of sound close to the ground and its prediction. New content includes …
Absorption of sound by porous layers with embedded periodic arrays of resonant inclusions
The aim of this work is to design a layer of porous material with a high value of the
absorption coefficient in a wide range of frequencies. It is shown that low frequency …
absorption coefficient in a wide range of frequencies. It is shown that low frequency …
The present and future role of acoustic metamaterials for architectural and urban noise mitigations
Owing to a steep rise in urban population, there has been a continuous growth in
construction of buildings, public or private transport like cars, motorbikes, trains, and planes …
construction of buildings, public or private transport like cars, motorbikes, trains, and planes …
Harnessing inclusions to tune post-buckling deformation and bandgaps of soft porous periodic structures
The emergence of phononic crystals paves a new way for manipulating elastic waves in
structures for their particular bandgap properties. In this paper, the two-dimensional soft …
structures for their particular bandgap properties. In this paper, the two-dimensional soft …
[HTML][HTML] Reconfigurable origami sonic barriers with tunable bandgaps for traffic noise mitigation
An origami sonic barrier composed of cylindrical inclusions attached onto an origami sheet
is proposed. The idea allows for tunable sound blocking properties for application in …
is proposed. The idea allows for tunable sound blocking properties for application in …
Three-dimensional multiresonant lossy sonic crystal for broadband acoustic attenuation: Application to train noise reduction
Broadband acoustic attenuation produced by a three dimensional (3D) locally resonant
sonic crystal (LRSC), exploiting both the multiple coupled resonances and the Bragg band …
sonic crystal (LRSC), exploiting both the multiple coupled resonances and the Bragg band …