Buckling and postbuckling response of nonlocal strain gradient porous functionally graded micro/nano-plates via NURBS-based isogeometric analysis

F Fan, B Safaei, S Sahmani - Thin-Walled Structures, 2021 - Elsevier
The prime objective of the present investigation is to analyze the nonlinear buckling and
postbuckling characteristics of micro/nano-plates made of a porous functionally graded …

[HTML][HTML] Size dependent free vibration analysis of multilayer functionally graded GPLRC microplates based on modified strain gradient theory

CH Thai, AJM Ferreira, P Phung-Van - Composites Part B: Engineering, 2019 - Elsevier
In this study, for the first time, a size dependent computational model based on the modified
strain gradient theory (MSGT) and higher-order shear deformation theory (HSDT) for free …

Research perspective on multiphysics and multiscale materials: a paradigmatic case

A Ciallella - Continuum Mechanics and Thermodynamics, 2020 - Springer
Pantographic fabrics are presented as a paradigmatic example to discuss the research
perspective on multiphysics and multiscale materials. Reduced-order modeling, obtained by …

[HTML][HTML] Bending behavior of octet-truss lattice structures: Modelling options, numerical characterization and experimental validation

N Korshunova, G Alaimo, SB Hosseini, M Carraturo… - Materials & Design, 2021 - Elsevier
Abstract Selective Laser Melting (SLM) technology has undergone significant development
in the past years providing unique flexibility for the fabrication of complex metamaterials …

[HTML][HTML] A study about the impact of the topological arrangement of fibers on fiber-reinforced composites: some guidelines aiming at the development of new ultra-stiff …

I Giorgio, A Ciallella, D Scerrato - International Journal of Solids and …, 2020 - Elsevier
Fiber-reinforced composites are materials that display a great potentiality in many
applications for their multifaceted features. The employment of curved fibers contributes to …

Are higher-gradient models also capable of predicting mechanical behavior in the case of wide-knit pantographic structures?

M Spagnuolo, ME Yildizdag… - … and Mechanics of …, 2021 - journals.sagepub.com
The central theme of this study is to investigate a remarkable capability of a second-gradient
continuum model developed for pantographic structures. The model is applied to a particular …

Finite element method for stress-driven nonlocal beams

FP Pinnola, MS Vaccaro, R Barretta… - Engineering Analysis with …, 2022 - Elsevier
The bending behaviour of systems of straight elastic beams at different scales is investigated
by the well-posed stress-driven nonlocal continuum mechanics. An effective computational …

A Lagrangian Hencky-type non-linear model suitable for metamaterials design of shearable and extensible slender deformable bodies alternative to Timoshenko …

E Turco, E Barchiesi, I Giorgio, F Dell'Isola - International Journal of Non …, 2020 - Elsevier
Among the most studied models in mathematical physics, Timoshenko beam is outstanding
for its importance in technological applications. Therefore it has been extensively studied …

A discrete formulation of Kirchhoff rods in large-motion dynamics

I Giorgio - Mathematics and Mechanics of Solids, 2020 - journals.sagepub.com
A nonlinear model for the dynamics of a Kirchhoff rod in the three-dimensional space is
developed in the framework of a discrete elastic theory. The formulation avoids the use of …

Anisotropic strain gradient thermoelasticity for cellular structures: Plate models, homogenization and isogeometric analysis

S Khakalo, J Niiranen - Journal of the Mechanics and Physics of Solids, 2020 - Elsevier
For three-dimensional cellular plate-like structures with a triangular (extruded lattice)
microarchitecture, the article develops a pair of two-scale plate models relying on the …