نتایج جستجو برای: aifantiss strain gradient elasticity theory

تعداد نتایج: 1124877  

Journal: :International Journal of Solids and Structures 2012

A Chakrabarti S.K Singh,

Hygrothermal analysis of laminated composite plates has been done by using an efficient higher order shear deformation theory. The stress field derived from hygrothermal fields must be consistent with total strain field in this type of analysis. In the present formulation, the plate model has been implemented with a computationally efficient C0 finite element developed by using consistent strai...

Journal: :International Journal for Numerical Methods in Engineering 2022

The integration of generalized differential quadrature techniques and finite element (FE) methods has been developed during the past decade for engineering problems within classical continuum theories. Hence, main objective present study is to propose a novel numerical strategy called multi-patch variational (VDQ) method model structural behavior plate structures obeying shear deformation theor...

Journal: :Mathematics and Mechanics of Solids 2022

In elasticity, microstructure-related deviations may be modeled by strain gradient elasticity. For so-called metamaterials, different implementations are possible for solving elasticity problems numerically. Analytical solutions of simple used to verify the numerical approach. We demonstrate such a case in two-dimensional continuum as benchmark computations. As enforces higher regularity condit...

2008
Xiangjun Xing Swagatam Mukhopadhyay Paul M. Goldbart Annette Zippelius

– A Landau theory is constructed for the vulcanization transition in cross-linked polymer systems with spontaneous nematic ordering. The neo-classical theory of the elasticity of nematic elastomers is derived via the minimization of this Landau free energy; this neoclassical theory contains the classical theory of rubber elasticity as its isotropic limit. Our work not only reveals the statistic...

Journal: :Transactions of the Japan Society of Mechanical Engineers 1960

Journal: :Transactions of the Japan Society of Mechanical Engineers 1975

Recent works done by nano-engineers and nano-sciences about mechanical behavior of nano-plates including bending, buckling and vibration response were reviewed. The authors used non-classical elasticity theories to explain these behaviors of plate structures. Some of them employed Hamilton’s principle along with stain gradient theory, nonlocal theory, surface theory and couple stress theory to ...

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