Results 31 to 40 of about 391 (167)

Hierarchical metastructures with programmable stiffness and zero Poisson’s ratio

open access: yesAPL Materials, 2020
Exploring performance by structural design and assembly strategies, mechanical metamaterials have recently attracted attention due to their prominent mechanical properties compared with traditional structures.
Pengcheng Jiao
doaj   +1 more source

Mechanical metamaterial piezoelectric nanogenerator (MM-PENG): Design principle, modeling and performance

open access: yesMaterials & Design, 2020
Piezoelectric nanogenerator (PENG) has been reported as a green energy solution that generates electrical power from mechanical deformations resulted in the environment.
Pengcheng Jiao   +3 more
doaj   +1 more source

Lateral Postbuckling Analysis of Beam Columns

open access: yesJournal of Engineering Mechanics, 1994
This is a study of the elastic lateral post buckling response of a simply supported beam under uniform bending acting on the plane of major bending rigidity, in which the effect of an axial compreisson is also included. The study established the stability or instability of the critical state; the initial (nonlinearly elastic) postbuckling equilibrium ...
Kounadis, A.N., Ioannidis, G.
openaire   +2 more sources

Buckling and postbuckling of CNT-reinforced composite sandwich cylindrical panels subjected to axial compression in thermal environments

open access: yesVietnam Journal of Mechanics, 2019
An analytical investigation on the buckling and postbuckling behavior of carbon nanotube reinforced composite (CNTRC) sandwich cylindrical panels exposed to thermal environments and subjected to uniform axial compression is presented in this paper ...
Hoang Van Tung, Vu Thanh Long
doaj   +1 more source

Non-linear analysis of laminated composite doubly curved shallow shells

open access: yesVietnam Journal of Mechanics, 2006
This paper deals with governing equations and approximate analytical solutions based on some wellknown assumptions to the non-linear buckling and vibration problems of laminated composite doubly curved shallow shells.
Dao Huy Bich
doaj   +1 more source

Dynamic Post-Buckling Behavior

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2017
Geometric non-linear theory has been used to describe the post-buckling behavior of slender web. Hamilton’s principle in increments has been used. Examples of dynamic post-bucking behavior of slender web loaded in compression are presented.
Šnirc Ľuboš   +2 more
doaj   +1 more source

Thermal Buckling and Postbuckling Analysis of Cracked FG-GPL RC Plates Using a Phase-Field Crack Model

open access: yesApplied Sciences
A phase-field crack model is developed for numerical analysis of thermal buckling and postbuckling behavior of a functionally graded (FG) graphene platelet-reinforced composite (FG-GPLRC) plate with a central crack.
Jin-Rae Cho
doaj   +1 more source

Buckling and postbuckling of carbon nanotube-reinforced composite cylindrical panels subjected to axial compression in thermal environments

open access: yesVietnam Journal of Mechanics, 2018
This paper presents an analytical investigation on the buckling and postbuckling behavior of thin composite cylindrical panels reinforced by single walled carbon nanotubes (SWCNTs), exposed to thermal environments and subjected to uniform axial ...
Le Thi Nhu Trang, Hoang Van Tung
doaj   +1 more source

Size-dependent vibrations of post-buckled functionally graded Mindlin rectangular microplates

open access: yesLatin American Journal of Solids and Structures
In this paper, the free vibration behavior of post-buckled functionally graded (FG) Mindlin rectangular microplates are described based on the modified couple stress theory (MCST).
R. Ansari   +4 more
doaj   +1 more source

Vibration Analysis of a Postbuckled Microscale FG Beam Based on Modified Couple Stress Theory

open access: yesShock and Vibration, 2014
On the basis of modified couple stress theory, the postbuckling behavior of the Euler-Bernoulli microscale FG beams is investigated by means of an exact solution method.
R. Ansari   +3 more
doaj   +1 more source

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