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Archive of Applied Mechanics OnlineFirst articles

Open Access 17-04-2024 | Original

A study of non-uniform imperfect contact in shear wave propagation in a magneto-electro-elastic laminated periodic structure

The present study deals with shear wave propagation in a fully coupled Magneto-Electro-Elastic (MEE) multi-laminated periodic structure having non-uniform and imperfect interfaces. As a solution methodology, we applied a more general low-frequency …

Authors:
Mriganka Shekhar Chaki, Julián Bravo-Castillero

Open Access 15-04-2024 | Original

An enhanced deep learning approach for vascular wall fracture analysis

This work outlines an efficient deep learning approach for analyzing vascular wall fractures using experimental data with openly accessible source codes ( https://doi.org/10.25835/weuhha72 ) for reproduction. Vascular disease remains the primary …

Authors:
Alexandros Tragoudas, Marta Alloisio, Elsayed S. Elsayed, T. Christian Gasser, Fadi Aldakheel

15-04-2024 | Original

Polynomial-exponential integral shear deformable theory for static stability and dynamic behaviors of FG-CNT nanobeams

In this work, we are interested in studying bending, buckling stability, and dynamic behaviors of functionally graded nanobeams reinforced by carbon nanotubes (FG-CNTRC) by a novel shear deformation theory. This model is simple and efficient based …

Authors:
Mokhtar Ellali, Mokhtar Bouazza, Ashraf M. Zenkour, Noureddine Benseddiq

10-04-2024 | Original

An extension of the natural force density method to 3D problems

This paper introduces the 3DNFDM method, which extends the natural force density method (NFDM) to three-dimensional problems. The NFDM was first proposed by Pauletti in 2006, as a method for finding configurations of membranes and funicular shell …

Authors:
Ruy Marcelo O. Pauletti, Vinicius F. Arcaro

08-04-2024 | Original

Nonlinear free vibration of pre-buckled PFG micro/nanotubes via nonlocal strain and velocity gradient theory

The nonlinear free vibration of simply supported porous functionally graded (PFG) size-dependent tubes under compressive axial loading in pre-buckling regime are investigated. The nonlinear Euler–Bernoulli beam hypothesis is employed within the …

Author:
S. Ziaee

04-04-2024 | Original

A nonlocal beam with nonsymmetrical boundary conditions: stability analysis and shape optimization

In this paper, we investigate stability and optimization of an axially loaded nonlocal beam that is simply supported at one end and elastically restrained against rotation on the other. Nonlocal continuum mechanics is a theoretical framework that …

Authors:
Branislava N. Novakovic, Biljana Caric

Open Access 04-04-2024 | Original

Elastic medium and torsional spring effects on the nonlocal dynamic of functionally graded porous nanotubes

In this study, Eringen’s nonlocal elasticity theory that applies the small size effects in functionally graded porous nanotubes embedded in an elastic matrix is discussed. The material properties of functionally graded porous nanotubes are taken …

Authors:
Büşra Uzun, Mustafa Özgür Yaylı, Ömer Civalek

03-04-2024 | Original

Size-dependent thermoelastic damping analysis in functionally graded bi-layered microbeam resonators considering the nonlocal dual-phase-lag heat conduction model

Functionally graded (FG) bi-layer structures have become one of the most promising candidates for micro-devices, which are widely used as high-efficient micro-resonators due to their excellent thermo-mechanical properties. In addition, the design …

Authors:
Wei Peng, Baocai Pan

03-04-2024 | Technical notes

Bubble metamaterials for enhanced underwater acoustic sensing

Directional sensing of underwater acoustic signals is vital in many areas, such as waterborne navigation systems, abyssal signal communication, and underwater sound source localization. Here, we propose an easy-to-make acoustic sensing …

Authors:
Guoxin Jin, Xitong Bian, Shida Fan, Tianzhi Yang, Tian Yang

02-04-2024 | Original

Fractional dual-phase-lag hygrothermoelastic model for a sphere subjected to heat-moisture load

This paper proposes a non-Fourier model of heat and a non-Fick model of moisture diffusion coupling in unification with hygrothermoelasticity theory within the framework of time-fractional calculus theory. The generalized two-temperature theory of …

Authors:
Shahala Sheikh, Lalsingh Khalsa, Gulshan Makkad, Vinod Varghese

02-04-2024 | Original

The macroscopic elastic moduli of the three-phase composite with spring–layer and surface–stress imperfect interfaces

This work studies solutions to determine the macro-elastic moduli of three-phase composite materials with imperfect interfaces in 2D. Which is based on the coated circular assemblage model of Hashin-Strikman and the polarization approximation …

Author:
Van-Luat Nguyen

01-04-2024 | Original

Micromechanical asymptotic homogenization modeling of glass fiber-reinforced cement-based material incorporating HGB

Glass fiber-reinforced cement-based material incorporating hollow glass beads (GFRC-HGB) is an innovative lightweight building material with exceptional energy-saving properties. Based on the framework of variational asymptotic homogenization …

Authors:
Peng Xiao, Shi Zheng, Liu Rong

29-03-2024 | Original

Research on synchronization and steady-state responses of a two-body vibration system driven by two co-rotating eccentric rotors mounted on different bodies

In this paper, a new two-body self-synchronization vibration system characterized by two ideal vibration-exciting motors (asynchronous motors) installed on different vibrating bodies is investigated. Firstly, differential equations of the system …

Authors:
Le Yu, Yongjun Hou

Open Access 28-03-2024 | Original

On the effectiveness of deep material networks for the multi-scale virtual characterization of short fiber-reinforced thermoplastics under highly nonlinear load cases

A key challenge for the virtual characterization of components manufactured using short fiber-reinforced thermoplastics (SFRTs) is the inherent anisotropy which stems from the manufacturing process. To address this, a multi-scale approach is …

Authors:
Argha Protim Dey, Fabian Welschinger, Matti Schneider, Jonathan Köbler, Thomas Böhlke

26-03-2024 | Original

Nonlocal stress-driven model for functionally graded Mindlin annular plate: bending and vibration analysis

This study provides the axisymmetric static and free vibration analysis of moderately thick functionally graded annular nano-plates with different boundary conditions. The displacement components are assumed based on the Mindlin plate …

Authors:
Mohamadreza Jafarinezhad, Roberta Sburlati, Roberto Cianci

Open Access 22-03-2024 | Original

A large deformation gradient theory for glassy polymers by means of micromorphic regularization

Cold forming of polycarbonate films results in the formation of shear bands in the necking zone. The numerical results obtained from standard viscoplastic material models exhibit mesh size dependency, requiring mathematical regularization. For …

Authors:
Ayoub Hamdoun, Rolf Mahnken

22-03-2024 | Original

Transient analysis of size-dependent S-FGM micro-folded plates based on exact shear correction factor in the thermal environment

The present work is an attempt to develop a simple and accurate finite element formulation for the transient analysis of size-dependent S functionally graded material (S-FGM) micro-folded plates based on first-order shear deformation theory and …

Authors:
Ankit Kumar, Shashank Pandey

21-03-2024 | Original

Rayleigh-type waves in magneto-elastic half-space containing voids

Rayleigh-type surface waves propagating in a magneto-elastic half-space containing voids are studied. Dispersion equation is derived under suitably constructed boundary conditions, which involves elastic, electro-magnetic, void parameters and …

Authors:
Ashish Kumar, S. K. Tomar

20-03-2024 | Original

Finite element formulation for higher-order shear deformation beams using two-phase local/nonlocal integral model

In this paper, the static and dynamic analysis of the higher-order shear deformation nanobeam is investigated within the framework of the two-phase local/nonlocal integral model, in which, the stress is described as the integral convolution form …

Authors:
Yuan Tang, Hai Qing

20-03-2024 | Original

Nonlinear flexoelectricity in extended thermodynamics

A nonlinear phenomenological model of flexoelectricity in thermoelastic solids is presented within the frame of continuum mechanics and extended thermodynamics, incorporating the quasi-electrostatic approximation where the time derivative of the …

Authors:
A. R. El-Dhaba, M. S. Abou-Dina, A. F. Ghaleb