... all possible incident elastic wave orientations and polarizations at thermally excited wavelengths. Materials Ultrasound Vibration control Acoustics Continuum mechanics is capable of yielding exact solutions to elastic wave scattering from isolated embedded particles for simple...

...Qing Li; Deqing Yang Sandwich structures that are embedded with cellular materials show excellent performance in terms of mechanics, electromagnetics, and acoustics. In this paper, sandwich panels with hybrid cellular cores of hexagonal, re-entrant hexagonal, and rectangular configurations along...

...Mahmoud Alfouneh; Liyong Tong This article presents a novel moving isosurface threshold (MIST) method for designing flexible structures using graded materials with multivolume fractions and constraints and viscous or hysteretic damping under harmonic loadings. By employing a unit dynamic load...

...Umanath R. Poojary; K. V. Gangadharan Magnetorheological elastomer (MRE)-based semi-active vibration mitigation device demands a mathematical representation of its smart characteristics. To model the material behavior over broadband frequency, the simplicity of the mathematical formulation is very...

...: Mahmoud Hussein. 04 01 2017 10 12 2017 Materials Mechatronic systems Sensors and actuators Vibration control Electro-mechanical systems In the last two decades, the technology of film bulk acoustic resonators (FBAR) has gained in maturity and is now widely used...

... solutions indicate that the increased transmission wave displacement amplitude and reduced stress amplitude can be controlled by the impedance mismatch of the adjacent layers of the layered structure. Unlike the constant physical properties of materials used in conventional structures, the effective mass...

... November 10, 2017. Assoc. Editor: Alper Erturk. 13 02 2017 07 10 2017 Damping Materials Mechatronic systems Structural acoustics Vibration control Acoustics Electro-mechanical systems There has been growing interest in the thermo-acoustic technology over the last few...

.... 28 12 2016 05 08 2017 Materials Sensors and actuators Structural acoustics Ultrasound Vibration control Acoustics Porous and granular media are present in many industrial applications as well as in our daily life, for instance, in pharmaceutics or food-processing like...

... received July 27, 2017; published online September 25, 2017. Assoc. Editor: Mahmoud Hussein. 25 08 2016 27 07 2017 Active vibration Materials Noise control Vibration control Acoustics Acoustic metamaterials are artificial heterogeneous (or man-made) structures...

... branch (a portion of the model is shown) Damping Dynamics Materials Noise control Propagation Vibration control Acoustics Radiation Passive noise control of a duct system often includes the introduction of an intermediate impedance discontinuity such as a quarter-wavelength...

...A. B. M. Tahidul Haque; Ratiba F. Ghachi; Wael I. Alnahhal; Amjad Aref; Jongmin Shim The finite element (FE) method offers an efficient framework to investigate the evolution of phononic crystals which possess materials or geometric nonlinearity subject to external loading. Despite its superior...

... ), pp. 1563 – 1568 . 10.1016/j.mejo.2006.04.018 [12] Sodano , H. A. , Inman , D. J. , and Park , G. , 2004 , “ A Review of Power Harvesting From Vibration Using Piezoelectric Materials ,” Shock Vib. Dig. , 36 ( 3 ), pp. 197 – 206 . 10.1177/0583102404043275 [13] Sodano , H...

... materials in which the interaction between unit cells is not limited to the closest neighbor. As an example application of this work, we investigate phonon dispersion curves in hexagonal form of boron nitride to show that first neighbor interaction is not sufficient to model dispersion curves with force...

... , Sound Absorbing Materials , Elsevier , Amsterdam, The Netherlands . [19] Knutsson , M. , Lennblad , J. , Bodén , H. , and Åbom , M. , 2011 , “ A Study on Acoustical Time-Domain Two-Ports Based on Digital Filters With Application to Automotive Air Intake Systems ,” SAE Int. J...

... in the J OURNAL OF V IBRATION AND A COUSTICS . Manuscript received April 27, 2016; final manuscript received November 10, 2016; published online February 3, 2017. Assoc. Editor: Mahmoud Hussein. 27 04 2016 10 11 2016 Dynamics Materials Modal analysis Smart materials Vibration...

...H. Al Ba'ba'a; M. Nouh Owing to their ability to block propagating waves at certain frequencies, phononic materials of self-repeating cells are widely appealing for acoustic mitigation and vibration suppression applications. The stop band behavior achieved via Bragg scattering in phononic media...

..., 2017. Assoc. Editor: Matthew Brake. 08 08 2016 28 09 2016 Dynamics Materials Vibration control Acoustics Nanostructured elements have attracted much attention of the scientific community and have been applied in a wide variety of technological areas. At the nanoscale...

...Matteo Filippi; Erasmo Carrera; Andrea M. Regalli This paper evaluates the vibration characteristics of structures with viscoelastic materials. The mechanical properties of viscoelastic layers have been described with the complex modulus approach. The equations of motion are derived using...

...-004-3757-5 [12] Pritz , T. , 1996 , “ Analysis of Four-Parameter Fractional Derivative Model of Real Solid Materials ,” J. Sound Vib. , 195 ( 1 ), pp. 103 – 115 . 10.1006/jsvi.1996.0406 [13] Pritz , T. , 2003 , “ Five-Parameters Fractional Derivative Model for Polymeric...

.... 20 08 2015 07 04 2016 Dynamics Materials Non-linear vibration Vibration control Acoustics For the sake of generality, we consider the case of two parallel infinite chains of lattice parameter, a , made of identical atoms of mass m . The two chains are coupled together...