Results 51 to 60 of about 231 (175)

Vibration Analysis of Thin Plates Resting on Pasternak Foundations by Element free Galerkin Method

open access: yesShock and Vibration, 2013
The element free Galerkin method is used to analyze free vibration of thin plates resting on Pasternak elastic foundations with all possible types of classical boundary conditions.
Ehsan Bahmyari   +3 more
doaj   +1 more source

Conceptual Methods to Forecast Tunnel Distortion Resulting From the Overlying Foundation Pit Excavation and Dewatering

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
The excavation process of deep and large foundation pits in cities will inevitably be treated with dewatering, and the excavation and dewatering of foundation pits will cause changes in the free displacement field of surrounding soil, which will further cause uneven deformation of existing tunnels.
Chengbin Liao   +9 more
wiley   +1 more source

Torsional Vibration of a Nanobeam Under Magnetic Load and Surrounded With Torsional Spring, Based on the Modified Couple Stress Theory Using Power Series Method

open access: yesAdvances in Mathematical Physics, Volume 2026, Issue 1, 2026.
This paper is concerned with the torsional vibration of the nanobeam under a longitudinal magnetic field and surrounded by a torsional spring. The small size effect is taken into account by considering the modified couple stress theory of elasticity for continuum mechanics, and the power series method (PSM) is utilized in order to compute the ...
Mouafo Teifouet Armand Robinson   +2 more
wiley   +1 more source

State‐of‐the‐Art Review of Vibration‐Based Health Monitoring of Piles

open access: yesStructural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
Vibration‐based health monitoring (VHM) has emerged as a promising technique for assessing the integrity of deep foundations by interpreting variations in dynamic response governed by soil–pile interaction. This review presents the theoretical background of foundation failure mechanisms, sensing technologies, and numerical approaches that underpin VHM ...
Sukanta Das   +5 more
wiley   +1 more source

Surface Elasticity Based Nonlocal Vibration Analysis of Bidirectional Functionally Graded Tapered Nanobeam

open access: yesAdvanced Theory and Simulations, Volume 8, Issue 10, October 2025.
This work proposes a surface elasticity‐based nonlocal model for analyzing the vibrations of bi‐directionally graded tapered nanobeam. The results demonstrate that, in absence of surface effect, the increasing value of tapered parameter leads to stiffness‐hardening of the nanobeam. However, the consideration of surface effect changes this trend and the
Chinika Dangi, Susmita Naskar
wiley   +1 more source

A mixed method for bending and free vibration of beams resting on a Pasternak elastic foundation

open access: yesApplied Mathematical Modelling, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chen, W.Q., Lü, C.F., Bian, Z.G.
openaire   +2 more sources

Advanced Modeling of Thermo‐Mechanical Behavior in Tetrachiral Core Sandwich Nanoplates Using Non‐Local Higher‐Order Theory

open access: yesNatural Sciences, Volume 5, Issue 4, October 2025.
The study presented investigates the thermo‐mechanical behavior of a sandwich structure with a tetrachiral‐shaped auxetic core. The geometric configuration, unit cell architecture, and the influence of the material length scale on the effective stiffness under temperature variation are illustrated.
Mustafa Buğday
wiley   +1 more source

Seismic performance of concrete tunnel–sand–pile interaction by the shake table test

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 3, Page 461-481, September 2025.
This research presents the square root sum of squares response of displacements and tunnel moments under the Kobe and Loma Prieta seismic excitations with a peak ground acceleration of 0.05 g for various dry relative densities of local sand in Bangladesh.
Md. Foisal Haque, Mehedi A. Ansary
wiley   +1 more source

Stability of Cracked Plates with Nonlinearly Variable Thickness Resting on Elastic Foundations

open access: yesJournal of Materials and Engineering Structures, 2022
In this paper, the stability of rectangular cracked plates with nonlinearly variable thickness resting on the elastic foundations is studied. The thickness of the plate varies exponentially along the x-axis.
Vinh An LE, Minh Phuc PHAM, Tuan Anh BUI
doaj  

Effect of Orthotropic Variable Foundations and Unconventional Support Conditions on Nonlinear Hygrothermoelectric Vibration of Porous Multidirectional Piezoelectric Functionally Graded Nonuniform Plate

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 3, Page 535-563, September 2025.
ABSTRACT This article investigates the nonlinear vibration behavior of porous multidirectional piezoelectric functionally graded nonuniform (PFGN) plates resting on orthotropic variable elastic foundations and subjected to hygrothermal loading. The sigmoidal law is employed to define the multidirectional gradation properties, incorporating porosity ...
Pawan Kumar   +2 more
wiley   +1 more source

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