Results 21 to 30 of about 1,752 (193)

Integrating multiple dimensions of ecological stability into a vulnerability framework

open access: yesJournal of Ecology, Volume 110, Issue 2, Page 374-386, February 2022., 2022
Ecological stability comprises multiple dimensions that together encapsulate how ecosystems respond to environmental change. Considering these multiple aspects of stability simultaneously often poses a problem in environmental assessments, which frequently require overarching indicators of risk or vulnerability. While an analysis of multiple dimensions
Pablo Urrutia‐Cordero   +12 more
wiley   +1 more source

On the Vibration Analysis of Rotating Piezoelectric Functionally Graded Beams Resting on Elastic Foundation with a Higher‐Order Theory

open access: yesInternational Journal of Aerospace Engineering, Volume 2022, Issue 1, 2022., 2022
This work numerically simulates the natural vibration response of rotating piezoelectric functionally graded (FG) beams resting on two‐parameter elastic mediums. This is a common kind of design seen in reality, such as marine engine gas turbine blades, rotating railway bridges, and helicopter rotors, where these components may be thought of as beam ...
Pham Minh Phuc   +2 more
wiley   +1 more source

Free vibration and inherent material damping characteristics of boron-FRP plate: influence of non-uniform uniaxial edge loads

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2021
The current investigation presents the analytical investigation on free vibration and inherent material damping of boron-FRP plate, subjected to non-uniform uniaxial edge loads.
Gunasekaran Vijay   +2 more
doaj   +1 more source

Buckling analysis of shear‐deformable orthotropic laminated plates with rotational restraints

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 21, Issue 1, December 2021., 2021
Abstract Buckling of shear‐deformable laminated plates is investigated in the present study. A closed‐form method to determine the buckling load is developed within the framework of Reddy's Third Order Shear Deformation Theory (TSDT). The considered orthotropic plates are under uniaxial compression and simply supported at all edges with rotational ...
Philip Schreiber   +2 more
wiley   +1 more source

The Consumption Euler Equation or the Keynesian Consumption Function?*

open access: yesOxford Bulletin of Economics and Statistics, Volume 83, Issue 1, Page 252-272, February 2021., 2021
Abstract We formulate a general cointegrated vector autoregressive (CVAR) model that nests both a class of consumption Euler equations and various Keynesian‐type consumption functions. Using likelihood‐based methods and Norwegian data, we find support for cointegration between consumption, income and wealth once a structural break around the time of ...
Pål Boug   +3 more
wiley   +1 more source

Research on the mechanical behaviour of functionally graded porous sandwich plates using a new C1 finite element procedure

open access: yesResults in Engineering, 2023
This article develops a new C1 rectangular element based on Shi's third-order shear deformation plate theory (TSDT) for the static and dynamic analysis of functionally graded porous (FGP) sandwich plates.
Thanh Hung Nguyen   +3 more
doaj   +1 more source

Buckling analysis of elastically clamped laminated plates using third‐order shear deformation theory

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 20, Issue 1, January 2021., 2021
Abstract This paper considers the buckling of transverse shear‐deformable orthotropic laminated plates under uniaxial compression, which is modeled with the third‐order shear deformation theory (TSDT). The consideration of transverse shear deformation is relevant for plates with small transverse shear stiffness or small length to thickness ratio.
Philip Schreiber   +2 more
wiley   +1 more source

A new sinusoidal shear deformation theory for bending, buckling, and vibration of functionally graded plates [PDF]

open access: yes, 2012
A new sinusoidal shear deformation theory is developed for bending, buckling, and vibration of functionally graded plates. The theory accounts for sinusoidal distribution of transverse shear stress, and satisfies the free transverse shear stress ...
Ameur   +38 more
core   +1 more source

Free Vibration of Thick FGM Plates under TSDT and Thermal Environment

open access: yesProceedings of Engineering and Technology Innovation, 2021
Three parameters of thermal environment, varied calculated shear correction, and third-order shear deformation theory (TSDT) of displacement are important in the frequency study. These three effects have been studied on the non-dimensional and dimensional frequencies of thick FGM plates.
openaire   +2 more sources

Free Vibration of Annular Circular Plates Based on Higher‐Order Shear Deformation Theory: A Spline Approximation Technique

open access: yesInternational Journal of Aerospace Engineering, Volume 2021, Issue 1, 2021., 2021
This research is based on higher‐order shear deformation theory to analyse the free vibration of composite annular circular plates using the spline approximation technique. Equilibrium equations are derived, and differential equations in terms of displacement and rotational functions are obtained.
Saira Javed   +2 more
wiley   +1 more source

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