Discrete Ritz method for buckling analysis of arbitrarily shaped plates with arbitrary cutouts

Z **g, L Duan - Thin-Walled Structures, 2023 - Elsevier
To overcome the difficulties of the Ritz method when dealing with complex geometric
domain problem, a novel general numerical approach, discrete Ritz method (DRM), is …

Buckling analysis and design optimization of trapezoidal composite plates under hygrothermal environments

MH Yas, A Bayat, S Kamarian, A Malekshahi… - Composite …, 2023 - Elsevier
The main goal of the present work is to study the buckling analysis and optimization of
trapezoidal composite plates under hygrothermal conditions. The stability equations are first …

A superconvergent meshfree collocation formulation for laminated composite plates with particular focus on convergence analysis

L Deng, D Wang, X Xu, Z Lin, S Fu - Composite Structures, 2023 - Elsevier
A superconvergent meshfree collocation formulation is presented for the accurate analysis
of laminated composite plates, where the convergence characteristic is particularly …

Free vibration and buckling behavior of porous orthotropic doubly-curved shallow shells subjected to non-uniform edge compression using higher-order shear …

F Turan, M Karadeniz, E Zeren - Thin-Walled Structures, 2024 - Elsevier
Due to the continuous enhancement of manufacturing technology for porous materials, it is
expected to be increasingly used in aerospace, aviation, and other engineering …

Postbuckled vibration behaviour of skew sandwich plates with metal foam core under arbitrary edge compressive loads using isogeometric approach

V Sengar, M Nynaru, G Watts, R Kumar, S Singh - Thin-Walled Structures, 2023 - Elsevier
In the present work, nonuniform rational B-spline (NURBS) based isogeometric formulation
in conjunction with refined higher-order theory is used to investigate the linear buckling, post …

Uncertain natural characteristics analysis of laminated composite plates considering geometric nonlinearity

X Zhang, Y Liu, X Cao, L Zhao, W Yin, Q Deng - composite structures, 2023 - Elsevier
In order to achieve the fine and high reliability design of laminated composite plates, the
randomness of geometric and material parameters, along with the nonlinear mechanical …

Postbuckling and postbuckled vibration behaviour of imperfect trapezoidal sandwich plates with FG-CNTRC face sheets under nonuniform loadings

G Watts, R Kumar, S Singh, V Sengar… - Aerospace Science and …, 2022 - Elsevier
The present work investigates the postbuckling, and postbuckled vibration behaviour of
initially imperfect trapezoidal sandwich plates with functionally graded carbon nanotube …

A trimmed-NURBS-based thermal buckling isogeometric analysis framework for the variable stiffness plate with complex cutouts

H Ding, B Qian, Y Hu, C Wang, X Zhang, R Sun… - Advances in Engineering …, 2025 - Elsevier
The isogeometric analysis of variable-stiffness structures with curvilinear fibers has gained
considerable research attention. However, dealing with structures that have complex cutouts …

Effects of non-uniformity in thickness and volume fraction of nanofillers on the flutter characteristics of nanocomposite cantilever trapezoidal plates

K Torabi, H Afshari… - Proceedings of the …, 2024 - journals.sagepub.com
The aim of this work is to investigate the flutter characteristics of nanocomposite cantilever
trapezoidal plates with non-uniform thickness enriched with either carbon nanotubes …

Nonlinear three-dimensional stability characteristics of geometrically imperfect nanoshells under axial compression and surface residual stress

M Atif Shahzad, B Safaei, S Sahmani… - Nanotechnology …, 2023 - degruyter.com
Through reduction of thickness value in nanostructures, the features of surface elasticity
become more prominent due to having a high surface-to-volume ratio. The main aim of this …