Search Results - "J. C. M. dos Santos"

Modeling of coupled structural systems by an energy spectral element method by Santos, E.R.O., Arruda, J.R.F., Dos Santos, J.M.C.

“…Solving approximate energy flow partial differential equations for structural elements can be done analytically (energy flow analysis—EFA) or using finite…”
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Wave attenuation in 1-D viscoelastic periodic structures with thermal effects by Oliveira, V. B. S., Sandes Filho, C. G., Dos Santos, J. M. C., Miranda, E. J. P.

“…The influence of temperature on the unit cell wave attenuation of 1-D viscoelastic periodic structures is important for the design of phononic structures and…”
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Spectral element-based method for a one-dimensional damaged structure with distributed random properties by Machado, M. R., Adhikari, S., Dos Santos, J. M. C.

“…Stochastic methods have received considerable attention because they address the randomness present in structural numerical models. Uncertainties represent…”
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Reliability Analysis of Damaged Beam Spectral Element with Parameter Uncertainties by Machado, M. R., Dos Santos, J. M. C.

“…The paper examines the influence of uncertainty parameters on the wave propagation responses at high frequencies for a damaged beam structure in the structural…”
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Extended plane wave expansion formulation for viscoelastic phononic thin plates by MirandaJr, E. J. P, Poggetto, V. F. Dal, Pugno, N. M, Santos, J. M. C. Dos

“…The extended plane wave expansion (EPWE) formulation is derived to obtain the complex band structure of flexural waves in viscoelastic thin phononic crystal…”
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Flexural wave band gaps in a multi-resonator elastic metamaterial plate using Kirchhoff-Love theory by Miranda, E.J.P., Nobrega, E.D., Ferreira, A.H.R., Dos Santos, J.M.C.

“…We investigate theoretically the band structure of flexural waves propagating in an elastic metamaterial thin plate. Kirchhoff-Love thin plate theory is…”
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Evanescent Bloch waves and complex band structure in magnetoelectroelastic phononic crystals by Miranda, E.J.P., Dos Santos, J.M.C.

“…•Complex band structures in magnetoelectroelastic phononic crystals (MPCs).•Evanescent Bloch waves in MPCs with different inclusions are…”
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Wave attenuation in elastic metamaterial thick plates: Analytical, numerical and experimental investigations by Miranda Jr, E.J.P., Nobrega, E.D., Rodrigues, S.F., Aranas Jr, C., Dos Santos, J.M.C.

“…We investigate the complex band structure and forced response of flexural waves propagating in an elastic metamaterial thick plate. Mindlin-Reissner thick…”
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Structural Damage Detection Using Energy Flow Models by Santos, E.R.O., Pereira, V.S., Arruda, J.R.F., Dos Santos, J.M.C.

“…The presence of a crack in a structure modifies the energy dissipation pattern. As a consequence, damaged structures can present high localized damping…”
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Flexural wave band gaps in multi-resonator elastic metamaterial Timoshenko beams by Jr, E.J.P. Miranda, Dos Santos, J.M.C.

“…Plane wave expansion (PWE) is one of the most commonly employed methods of calculating dispersion diagrams of phononic crystals. Nevertheless, the method has…”
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Effect and identification of parametric distributed uncertainties in longitudinal wave propagation by Machado, M.R., Dos Santos, J.M.C.

“…•Stochastic spectral Love element formulation, including spatial variability along its length.•Pulse-echo analysis demonstrating the effect of the spatially…”
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Vibration band gaps for elastic metamaterial rods using wave finite element method by Nobrega, E.D., Gautier, F., Pelat, A., Dos Santos, J.M.C.

“…Band gaps in elastic metamaterial rods with spatial periodic distribution and periodically attached local resonators are investigated. New techniques to…”
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Plane wave expansion and extended plane wave expansion formulations for Mindlin-Reissner elastic metamaterial thick plates by Miranda, E.J.P., Rodrigues, S.F., Aranas, C., Dos Santos, J.M.C.

“…The plane wave expansion (PWE) and the extended plane wave expansion (EPWE) formulations are derived in order to obtain the complex dispersion relation of…”
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Complex dispersion diagram and evanescent modes in piezomagnetic phononic structures by Miranda, E.J.P., Rodrigues, S.F., Dos Santos, J.M.C.

“…The evanescent Bloch waves in Bragg-type band gaps are important for the design of phononic structures with desirable properties. However, the evanescent waves…”
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Phononic crystal investigation using a fluid-structure circular cylindrical shell spectral element by Pereira, F.N., Dos Santos, J.M.C.

“…•A new fluid-structure circular cylindrical shell spectral element is proposed.•Periodic structures and phononic crystals (PCs) are modeled by spectral…”
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Estimation of beam material random field properties via sensitivity-based model updating using experimental frequency response functions by Machado, M.R., Adhikari, S., Dos Santos, J.M.C., Arruda, J.R.F.

“…•Sensitivity-based updating with measured FRFs to estimate spatially distributed parametersparameters.•Beam Spectral Element including distributed random…”
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Rubberized mortar: The influence of aggregate granulometry in mechanical resistances and acoustic behavior by Angelin, A.F., Miranda, E.J.P., Santos, J.M.C. Dos, Lintz, R.C.C., Gachet-Barbosa, L.A.

“…•Mortar with fiber waste tire rubber shows low density.•Rubberized mortars produced with fiber particles have higher mechanical strengths.•Fiber waste tire…”
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A spectral approach for damage quantification in stochastic dynamic systems by Machado, M.R., Adhikari, S., Santos, J.M.C. Dos

“…Intrinsic to all real structures, parameter uncertainty can be found in material properties and geometries. Many structural parameters, such as, elastic…”
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Wave attenuation in 1-3 phononic structures with lead-free piezoelectric ceramic inclusions by Miranda, E.J.P., Dos Santos, J.M.C.

“…The unit cell wave attenuation of elastic Bloch waves in 1-3 piezoelectric phononic structures with BaTiO3 inclusions in a polymeric matrix is reported. This…”
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Extended plane wave expansion formulation for viscoelastic phononic thin plates by Miranda, E.J.P., Dal Poggetto, V.F., Pugno, N.M., Dos Santos, J.M.C.

“…The extended plane wave expansion (EPWE) formulation is derived to obtain the complex band structure of flexural waves in viscoelastic thin phononic crystal…”
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