نتایج جستجو برای: classical plates theory

تعداد نتایج: 959745  

Journal: :Journal of Mathematical Physics 2012

M Janghorban, M.R Nami

In this paper, a three dimensional analysis of arbitrary straight-sided quadrilateral nanocomposite plates are investigated. The governing equations are based on three-dimensional elasticity theory which can be used for both thin and thick nanocomposite plates. Although the equations can support all the arbitrary straight-sided quadrilateral plates but as a special case, the numerical results f...

Gh Payganeh H Malek-Mohammadi R Moradi-Dastjerdi,

In this paper, a refined plate theory is applied to investigate the free vibration analysis of functionally graded nanocomposite sandwich plates reinforced by randomly oriented straight carbon nanotube (CNT). The refined shear deformation plate theory (RSDT) uses only four independent unknowns and accounts for a quadratic variation of the transverse shear strains across the thickness, and satis...

A Rastgoo, I Eshraghi S.K Jalali,

In this study, based on nonlocal differential constitutive relations of Eringen, the first order shear deformation theory of plates (FSDT) is reformulated for vibration of nano-plates considering the initial geometric imperfection. The dynamic analog of the von Kármán nonlinear strain-displacement relations is used to derive equations of motion for the nano-plate. When dealing with nonlineariti...

Journal: :physical chemistry research 0
vahid saheb kerman university

the hydrogen abstraction reaction of oh radical with ch3ch2ocf2chf2 (hfe-374pc2) is investigated theoretically by semi-classical transition state theory. the stationary points on the potential energy surface of the reaction are located by using kmlyp density functional method along with 6-311++g(d,p) basis set. vibrational anharmonicity coefficients, xij, required for semi-classical transition ...

فرهنگ لران, , وحید کمالی, ,

We review the conformal symmetry group and investigate the isomorphism between the conformal group and O( D,2 ) . We study the classically  conformal invariant  scalar theory in D -dimensions with a non-positive potential . We solve the  equations  of motion  by  assigning O(D-1, 2)symmetry to the classical solutions with broken translational symmetry in all directions. Then we consider a six d...

In this study, free vibration of functionally graded rectangular plates for various types of boundary conditions has been presented . The properties of the plate are assumed as power- law form along the thickness direction , while poisson's ratio is kept constant. the linear vibration equations of functionally graded rectangular plates are derived based on first order shear deformation theory b...

Journal: :Progress of Theoretical Physics 1971

2000
Senthil S. Vel R. C. Batra

The generalized plane strain quasi-static thermoelastic deformations of laminated anisotropic thick plates are analyzed by using the Eshelby±Stroh formalism. The laminated plate consists of homogeneous laminae of arbitrary thicknesses. The three-dimensional equations of linear anisotropic thermoelasticity simpli®ed to the case of generalized plane strain deformations are exactly satis®ed at eve...

Journal: :Scientia Iranica 2023

The aim of this study was to investigate the vibration behavior soft magnetoelastic plates mounted close rectangular conductors conducting current. New relationships are derived for electromagnetic interaction forces with by taking into consideration general form Maxwell's equations and Lorentz forces. By using von-Kámán strain-displacement relations Hamilton's principle, we derive nonlinear di...

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