Flexural wave propagation in fluid-conveying carbon nanotubes with system uncertainties
Sign Up to like & getrecommendations! Published in 2017 at "Microfluidics and Nanofluidics"
DOI: 10.1007/s10404-017-1977-5
Abstract: Many studies have reported that the material properties of carbon nanotubes (CNTs) show a wide range and exhibit a great of uncertainties. The uncertainty, in turn, will affect the physical behaviors of CNTs. In this… read more here.
Keywords: fluid; flexural wave; carbon nanotubes; wave propagation ... See more keywords
Stress gradient, strain gradient and inertia gradient beam theories for the simulation of flexural wave dispersion in carbon nanotubes
Sign Up to like & getrecommendations! Published in 2018 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.08.083
Abstract: Abstract Flexural wave propagation in carbon nanotubes (CNTs) can be described through higher-order elasticity theories so as to capture the dispersive behavior induced by the inherent nanoscale heterogeneity. Motivated by experimental dispersion characteristics of metal… read more here.
Keywords: beam theories; flexural wave; wave dispersion; dispersion ... See more keywords
Active control of a black hole or concentrator for flexural waves in an elastic metamaterial plate
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics of Materials"
DOI: 10.1016/j.mechmat.2019.103300
Abstract: Abstract The black hole equipment or concentrator plays an important role in harnessing the wave energy, which has the potential application in the energy collecting engineering. In this work, we propose a broadband flexural wave… read more here.
Keywords: black hole; flexural wave; active control; concentrator ... See more keywords
Kirigami-based Elastic Metamaterials with Anisotropic Mass Density for Subwavelength Flexural Wave Control
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-18864-z
Abstract: A novel design of an elastic metamaterial with anisotropic mass density is proposed to manipulate flexural waves at a subwavelength scale. The three-dimensional metamaterial is inspired by kirigami, which can be easily manufactured by cutting… read more here.
Keywords: mass density; kirigami; flexural wave; wave ... See more keywords
Local resonator with high-static-low-dynamic stiffness for lowering band gaps of flexural wave in beams
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Applied Physics"
DOI: 10.1063/1.4974299
Abstract: Periodic structures are effective in attenuating waves in low frequency range at local resonance (LR) conditions, but it is still a challenge to achieve this in very low frequency range. The main original contribution of… read more here.
Keywords: stiffness; flexural wave; gaps flexural; band gaps ... See more keywords
Defect mode-induced unidirectional flexural wave transmission using prismatic beams with concentrated gradient masses
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Physics"
DOI: 10.1063/1.5010770
Abstract: We study and realize unidirectional flexural wave transmission in finite phononic crystal beams based on the boundary defect modes. First, we show that by carrying a periodic array of concentrated masses, conventional prismatic beams become… read more here.
Keywords: concentrated gradient; transmission; flexural wave; wave ... See more keywords
Flexural wave propagation in periodic tunnels with elastic foundations
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics of Advanced Materials and Structures"
DOI: 10.1080/15376494.2020.1769233
Abstract: In order to meet the needs of vibration reduction in complex vibration environments, one-dimensional phononic crystals constituted with periodic tunnels on elastic foundations are proposed. The gov... read more here.
Keywords: periodic tunnels; flexural wave; wave propagation; tunnels elastic ... See more keywords
Flexural wave propagation analysis of single-walled carbon nanotubes using molecular structural mechanics approach
Sign Up to like & getrecommendations! Published in 2019 at "Materials Research Express"
DOI: 10.1088/2053-1591/ab2f1a
Abstract: In the present study, the flexural wave propagation along single-walled carbon nanotubes (SWCNT) is investigated using molecular structural mechanics approach. The dispersion curves associated to the wave propagation characteristics (i.e., phase velocity versus wave number)… read more here.
Keywords: flexural wave; single walled; wave propagation; walled carbon ... See more keywords
Convergence performance of flexural wave in the unconventional acoustic black hole
Sign Up to like & getrecommendations! Published in 2022 at "Mathematics and Mechanics of Solids"
DOI: 10.1177/10812865221117306
Abstract: Two-dimensional traditional acoustic black hole (ABH) embedded in the plate has been recognized as a highly effective tool for wave energy harvesting, which enables wave trajectories to converge into a confined area. Traditional ABH is… read more here.
Keywords: abh; acoustic black; black hole; convergence performance ... See more keywords
Determining formation S-wave transverse isotropy from borehole flexural-wave dispersion data
Sign Up to like & getrecommendations! Published in 2017 at "Geophysics"
DOI: 10.1190/geo2016-0223.1
Abstract: ABSTRACTMany earth formations are characterized as transversely isotropic (TI) media. In acoustic logging through a vertical borehole, the S-wave TI property has traditionally been determined from borehole monopole Stoneley-wave measurements, but the feasibility of shear-TI… read more here.
Keywords: stoneley wave; wave dispersion; flexural wave; wave ... See more keywords
Determination of formation shear attenuation from dipole sonic log data
Sign Up to like & getrecommendations! Published in 2019 at "GEOPHYSICS"
DOI: 10.1190/geo2018-0006.1
Abstract: ABSTRACT Formation S-wave attenuation, when combined with compressional attenuation, serves as a potential hydrocarbon indicator for seismic reservoir characterization. Sonic flexural wave measurements provide a direct means for obtaining the in situ S-wave attenuation at… read more here.
Keywords: log; attenuation; formation; shear attenuation ... See more keywords