High-order accurate beam models based on discontinuous Galerkin methods

V Gulizzi, I Benedetti, A Milazzo - Aerotecnica Missili & Spazio, 2023 - Springer
A novel high-order accurate approach to the analysis of beam structures with bulk and thin-
walled cross-sections is presented. The approach is based on the use of a variable-order …

Nonlocal integral static problems of nanobeams resting on an elastic foundation

CC Koutsoumaris, KG Eptaimeros - European Journal of Mechanics-A …, 2021 - Elsevier
Eringen's nonlocal theory has been widely used for the study of micro-and nano-structures
exhibiting size effect phenomena. Eringen's nonlocal differential constitutive equation has …

A posteriori error estimate for the IPDGFEM of a general problem of the strain gradient elasticity theory in 2D

KG Eptaimeros - AIP Conference Proceedings, 2021 - pubs.aip.org
The strain gradient elasticity theory (SGET) introduces the microstructure to the constitutive
equations to explain the material size effects. The constitutive equations of the SGET appear …

Discontinuous Galerkin FEMs for a gradient beam in static carbon nanotube applications

KG Eptaimeros… - Mathematical Methods in …, 2021 - Wiley Online Library
The engineering applications of the innovative materials, such as carbon nanotubes (CNTs)
and graphene sheets, constitute a developing branch of the modern science. CNTs, in …

Conforming and nonconforming FEMs for the free vibration problem of a CNT microbeam

CC Koutsoumaris, KG Eptaimeros - Composite Structures, 2022 - Elsevier
This work investigates the eigenfrequencies of a carbon nanotube (CNT), simulated as a
gradient Rayleigh beam, to explore the effect of the macro-inertia dynamical terms in the …

Eringen's Nonlocal Integral Elasticity and Applications for Structural Models

C Chr. Koutsoumaris, KG Eptaimeros - Size-Dependent Continuum …, 2021 - Springer
The requirement of studying the unsolved problems of continuum mechanics in the context
of micro-and nano-dimensions imperatively arose during the second half of the 20th century …

The Partitioned Element Method for Explicit Dynamics

KJ Parmar - 2021 - search.proquest.com
This work explores the application of a polyhedral finite element method, the Partitioned
Element Method (PEM), to explicit dynamics. The PEM can handle elements that can take …

[引用][C] A posteriori error estimate for the IPDGFEM of a Kirchhoff-Love bending plate

KG Eptaimeros - AIP Conference Proceedings, 2022 - pubs.aip.org
This research objective revolves around a posteriori error analysis for the symmetric interior
penalty discontinuous Galerkin finite element method (IPDGFEM) of a Kirchhoff-Love …