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  • 标题:Buckling analysis of embedded graphene oxide powder-reinforced nanocomposite shells
  • 本地全文:下载
  • 作者:Farzad Ebrahimi ; Pendar Hafezi ; Ali Dabbagh
  • 期刊名称:Defence Technology
  • 印刷版ISSN:2214-9147
  • 出版年度:2020
  • 页码:1-8
  • DOI:10.1016/j.dt.2020.02.010
  • 出版社:Elsevier B.V.
  • 摘要:In this study, the buckling analysis of a Graphene oxide powder reinforced (GOPR) nanocomposite shell is investigated. The effective material properties of the nanocomposite are estimated through Halpin-Tsai micromechanical scheme. Three distribution types of GOPs are considered, namely uniform, X and O. Also, a first-order shear deformation shell theory is incorporated with the principle of virtual work to derive the governing differential equations of the problem. The governing equations are solved via Galerkin's method, which is a powerful analytical method for static and dynamic problems. Comparison study is performed to verify the present formulation with those of previous data. New results for the buckling load of GOPR nanocomposite shells are presented regarding for different values of circumferential wave number. Besides, the influences of weight fraction of nanofillers, length and radius to thickness ratios and elastic foundation on the critical buckling loads of GOP-reinforced nanocomposite shells are explored.
  • 关键词:Buckling ; Graphene oxide powder (GOP) ; Nanocomposite ; First-order shell theory
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