Results 71 to 80 of about 12,440 (198)

Electromechanical buckling behavior of smart piezoelectrically actuated higher-order size-dependent graded nanoscale beams in thermal environment

open access: yesInternational Journal of Smart and Nano Materials, 2016
In the present work, thermo-electro-mechanical buckling behavior of functionally graded piezoelectric (FGP) nanobeams is investigated based on higher-order shear deformation beam theory.
Farzad Ebrahimi, Mohammad Reza Barati
doaj   +1 more source

Development of a Negative Stiffness Bistable Damper for Structural Vibration Control

open access: yesShock and Vibration, 2022
Linear dampers have been widely applied for suppressing the dynamic responses of structures to mitigate their damage. However, the primary disadvantage of the classical linear damper is that it is vulnerable to detuning, which has become an issue of ...
Liming Fan, Chen Huang, Linsheng Huo
doaj   +1 more source

Mechanism of Deep-focus Earthquakes Anomalous Statistics

open access: yes, 2010
Analyzing the NEIC-data we have shown that the spatial deep-focus earthquake distribution in the Earth interior over the 1993-2006 is characterized by the clearly defined periodical fine discrete structure with period L=50 km, which is solely generated ...
  +19 more
core   +1 more source

Two‐Dimensional Transition Metal Dichalcogenides Properties Enhanced by Nano‐ and Micro‐Scale Shape Control

open access: yesMetalMat, Volume 3, Issue 1, March 2026.
This review explores current strategies for shaping two‐dimensional transition metal dichalcogenides (TMDs) beyond their planar form. It highlights how strain engineering, nanopatterning, and growth on complex substrates modulate their mechanical, optical, and electronic properties.
C. Grazianetti   +6 more
wiley   +1 more source

Static Bending, Vibration, and Buckling Responses of a Sandwich Beam Composed of Five Layers Considering Honeycomb Core and CNTRC with SMA Particles and Temperature-Dependent Material Properties Using SSDT [PDF]

open access: yesMechanics of Advanced Composite Structures
The novelty and main contributions of this research are to investigate simultaneously static bending, free vibration, and buckling responses of a sandwich beam composed of a five-layer beam using sinusoidal shear deformation theory (SSDT).
Mohsen Asgari   +3 more
doaj   +1 more source

Experimental Investigation of Novel Corrugated Steel Deck under Construction Load for Composite Slim-Flooring

open access: yesBuildings, 2020
Trapezoidal-shaped thin-walled metallic profiled sheets are used in composite floor construction to enable rapid construction and reduce reinforcement and formwork requirements in concrete casting.
Keerthana John   +3 more
doaj   +1 more source

Radial basis functions-finite differences collocation and a Unified Formulation for bending, vibration and buckling analysis of laminated plates, according to Murakami's zig-zag theory [PDF]

open access: yes, 2011
In this paper, we propose to use the Murakami's zig-zag theory for the static and vibration analysis of laminated plates, by local collocation with radial basis functions in a finite differences framework.
A.J.M. Ferreira   +45 more
core   +1 more source

The Effect of Graphene on the Fatigue Response and Failure Mechanism of Composite Materials: A Review

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 3, Page 933-962, March 2026.
ABSTRACT This review investigates the influence of graphene on the fatigue performance of polymer‐based composites, focusing on both unreinforced matrices and fiber‐reinforced composite laminates. Graphene materials, including nanoplatelets, graphene oxide, and hybrid nanostructures, offer exceptional mechanical, electrical, and barrier properties that
João M. Parente   +3 more
wiley   +1 more source

Evaluation of Steel Shear Walls Behavior with Sinusoidal and Trapezoidal Corrugated Plates

open access: yesAdvances in Civil Engineering, 2015
Reinforcement of structures aims to control the input energy of unnatural and natural forces. In the past four decades, steel shear walls are utilized in huge constructions in some seismic countries such as Japan, United States, and Canada to lessen the ...
Emad Hosseinpour   +2 more
doaj   +1 more source

Geometric Optimization and Mechanical Performance Enhancement of Auxetic Structures for High‐Impact Applications Through Fused Deposition Modeling

open access: yesAdvanced Engineering Materials, Volume 28, Issue 3, 4 February 2026.
This study explores the mechanical performance of three auxetic structures, identifying a re‐entrant‐star hybrid as the most effective for impact absorption. Finite element simulations and experiments demonstrate significant gains in energy absorption and flexural strength after geometric optimization. This study investigates the mechanical performance
Malik Hassan   +4 more
wiley   +1 more source

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