Buckling analysis of functionally graded tapered microbeams via Rayleigh–Ritz method

B Akgöz, Ö Civalek - Mathematics, 2022 - mdpi.com
In the present study, the buckling problem of nonhomogeneous microbeams with a variable
cross-section is analyzed. The microcolumn considered in this study is made of functionally …

Dynamics of size-dependent multilayered shear deformable microbeams with axially functionally graded core and non-uniform mass supported by an intermediate …

M Sibtain, K Yee, OZS Ong, MH Ghayesh… - … Analysis with Boundary …, 2023 - Elsevier
The current study investigates the coupled dynamics of a size-dependent third-order shear
deformable multilayered microbeam with an axially functionally graded core, a non-uniform …

Quasi-3D nonlinear primary resonance of randomly oriented CNT-reinforced micro/nano-beams incorporating nonlocal and couple stress tensors

X Zhang, W Ye, S Sahmani, B Safaei - Acta Mechanica, 2023 - Springer
In the current research examination, the nonlinear primary resonance of softly periodic
excited nanocomposite micro/nano-beams containing nanofillers agglomeration is analyzed …

Accurate mechanical buckling analysis of couple stress-based skew thick microplates

Y Duan, B Zhang, X Zhang, L Zhang, H Shen - Aerospace Science and …, 2023 - Elsevier
We investigate, for the first time, the elastic buckling of skew thick microplates under
combined in-plane shear and compressive loading within the framework of modified couple …

[HTML][HTML] Effect of Strain Gradient on Elastic and Plastic Size Dependency in Polycrystalline Copper

JH Choi, H Ryu, KH Lim, JY Kim, H Kim… - International Journal of …, 2023 - Elsevier
This study unveils the presence of size effect not only in the plastic regime but also in the
elastic regime under strain gradient. This discovery emerges from a comprehensive set of …

Vibration mode shifting due to scale-dependency for cylindrical, conical, and spherical microshells

H Mostafaei, AM Dehrouyeh-Semnani - Structures, 2023 - Elsevier
Microshells structures are broadly utilized in micro-electro-mechanical systems (MEMS)
such as microresonator, microgyroscope, microsensor, microactuator, microantenna, and …

Vibration frequency and mode localization characteristics of strain gradient variable-thickness microplates

T Deng, B Zhang, J Liu, H Shen, X Zhang - Thin-Walled Structures, 2024 - Elsevier
Based on the modified strain gradient theory and Kirchhoff–Love assumptions, a free
vibration model is established for variable-thickness microplates with three material length …

Size-Dependent Rigid–Flexible Coupling Dynamics of Functionally Graded Rotating Moderately Thick Microplates

W Zhang, B Zhang, H Shen, S Jin… - International Journal of …, 2023 - World Scientific
Micro air vehicles, which are typical small-sized rotating-motion systems, have seen major
advancements in recent years. To provide some theoretical basis for developing and …

Size-dependent stability of embedded beams with variable cross section

Ö Civalek, B Akgöz - International Journal of Engineering Science, 2025 - Elsevier
This paper deals with the investigation of the elastic stability of double tapered microbeams
embedded in Winkler elastic foundation. It is considered that the microbeam is embedded in …

Three-dimensional vibrational characteristics of functionally graded rotating microbeams based on the higher-order refined shear deformation theory

S Jin, B Zhang, H Shen, Y Wang… - International Journal of …, 2023 - World Scientific
This study establishes a novel three-dimensional dynamic model for functionally graded
rotating microbeams simultaneously considering flapwise and chordwise shear effects …