Browsing by Author "Barati, Mohammad Reza"
Now showing items 1-20 of 22
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Analysis of nonlinear vibrations of CNT- /fiberglass-reinforced multi-scale truncated conical shell segments
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Taylor and Francis Ltd. , 2022 , Article)The truncated conical shell segments made from multi-scale epoxy/carbon nanotube/fiberglass material are studied in this research in the view of evaluating nonlinear free vibration behavior. Incorporating random dispersion ... -
Analysis of post-buckling of higher-order graphene oxide reinforced concrete plates with geometrical imperfection
Mirjavadi, Seyed Sajad; Forsat, Masoud; Yahya, Yahya Zakariya; Barati, Mohammad Reza; Jayasimha, Anirudh Narasimamurthy; Khan, Imran... more authors ... less authors ( Techno Press , 2020 , Article)The present article deals with post-buckling of geometrically imperfect concrete plates reinforced by graphene oxide powder (GOP) based on general higher order plate model. GOP distributions are considered as uniform and ... -
Analyzing exact nonlinear forced vibrations of two-phase magneto-electro-elastic nanobeams under an elliptic-type force
Mirjavadi, Seyed Sajad; Nikookar, Mohammad; Mollaee, Saeed; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A.M.S.... more authors ... less authors ( Techno-Press , 2020 , Article)The present paper deals with analyzing nonlinear forced vibrational behaviors of nonlocal multi-phase piezo-magnetic beam rested on elastic substrate and subjected to an excitation of elliptic type. The applied elliptic ... -
Analyzing nonlinear vibration of metal foam stiffened toroidal convex/concave shell segments considering porosity distribution
Mirjavadi, Seyed Sajad; Khan, Imran; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S. ( Taylor and Francis Ltd. , 2023 , Article)Analysis of nonlinear vibration properties of stiffened toroidal convex/concave shells made of porous metal foam material in elastic medium has been performed in the present research. Metal foam is considered as porous ... -
Analyzing nonlocal nonlinear vibrations of two-phase geometrically imperfect piezo-magnetic beams considering piezoelectric reinforcement scheme
Mirjavadi, Seyed Sajad; Forsat, Masoud; Badnava, Salman; Barati, Mohammad Reza ( SAGE Publications Ltd , 2020 , Article)This article deals with analyzing nonlinear free vibrations of nonlocal two-phase piezo-magnetic beam with geometric imperfection rested on viscoelastic substrate. The two-phase piezo-magnetic material is based on a ... -
Assessment of transient vibrations of graphene oxide reinforced plates under pulse loads using finite strip method
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Techno Press , 2020 , Article)Based on a refined shear deformation finite strip, transient vibrations of graphene oxide powder (GOP) reinforced plates due to external pulse loads have been investigated. The plate has uniformly and linearly distributed ... -
Finite element based post-buckling analysis of refined graphene oxide reinforced concrete beams with geometrical imperfection
Mirjavadi, Seyed Sajad; Forsat, Masoud; Yahya, Yahya Zakariya; Barati, Mohammad Reza; Jayasimha, Anirudh Narasimamurthy; Khan, Imran... more authors ... less authors ( Techno Press , 2020 , Article)The present paper researches post-buckling behaviors of geometrically imperfect concrete beam resting on elastic foundation reinforced with graphene oxide powders (GOPs) based on finite element method (FEM). Distribution ... -
Geometrically nonlinear vibration analysis of eccentrically stiffened porous functionally graded annular spherical shell segments
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Taylor and Francis Ltd. , 2022 , Article)This article investigates nonlinear free vibrations of porous functionally graded (FG) annular spherical shell segments surrounded by elastic medium and reinforced by circumferential stiffeners. Porous FG material contains ... -
Investigating nonlinear forced vibration behavior of multi-phase nanocomposite annular sector plates using Jacobi elliptic functions
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Techno-Press , 2020 , Article)A multi-scale epoxy/CNT/fiberglass annular sector plate is studied in this paper in the view of determining nonlinear forced vibration characteristics. A 3D Mori-Tanaka model is employed for evaluating multi-scale material ... -
Investigating nonlinear static behavior of hyperelastic plates using three-parameter hyperelastic model
Afshari, Behzad Mohasel; Mirjavadi, Seyed Sajad; Barati, Mohammad Reza ( Techno-Press , 2022 , Article)The present paper deals with nonlinear deflection analysis of hyperelastic plates rested on elastic foundation and subject to a transverse point force. For modeling of hyperelastic material, three-parameter Ishihara model ... -
Investigating nonlinear vibrations of multi-scale truncated conical shell segments with carbon nanotube/fiberglass reinforcement using a higher order conical shell theory
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( SAGE Publications Ltd , 2021 , Article)This research deals with the nonlinear vibration analysis of functionally graded carbon nanotubes and fiber-reinforced composite truncated conical shell segments based upon third-order shear deformation theory. A detailed ... -
Magneto-electric effects on nonlocal nonlinear dynamic characteristics of imperfect multi-phase magneto-electro-elastic beams
Mirjavadi, Seyed Sajad; Yahya, Yahya Z.; Forsat, Masoud; Khan, Imran; Hamouda, A.M.S.; Barati, Mohammad Reza... more authors ... less authors ( Elsevier , 2020 , Article)This paper studies nonlinear dynamic characteristics of a nonlocal two-phase piezo-magnetic beam including geometric imperfections by considering piezoelectric reinforcement scheme. The piezoelectric reinforcement can cause ... -
Nonlinear dynamic characteristics of nonlocal multi-phase magneto-electro-elastic nano-tubes with different piezoelectric constituents
Mirjavadi, Seyed Sajad; Forsat, Masoud; Badnava, Salman; Barati, Mohammad Reza; Hamouda, A. M. S. ( Springer , 2020 , Article)Analysis of exact nonlinear dynamic behavior of multi-phase magneto-electro-elastic (MEE) nanoshells has been presented in this paper using Jacobi elliptic functions. Multi-phase MEE material is constructed form piezoelectric ... -
Nonlinear forced vibrations of multi-scale epoxy/CNT/fiberglass truncated conical shells and annular plates via 3D Mori-Tanaka scheme
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Techno-Press , 2020 , Article)In the context of classic conical shell formulation, nonlinear forced vibration analysis of truncated conical shells and annular plates made of multi-scale epoxy/CNT/fiberglass composites has been presented. The composite ... -
Nonlinear vibrations of variable thickness curved panels made of multi-scale epoxy/fiberglass/CNT material using Jacobi elliptic functions
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Taylor and Francis Ltd. , 2022 , Article)This article deals with nonlinear vibration study of variable thickness cylindrical panels made of multi-scale composite materials containing epoxy matrix, glass fibers, and carbon nanotubes (CNTs). The elastic properties ... -
On nonlinear vibration behavior of piezo-magnetic doubly-curved nanoshells
Mirjavadi, Seyed Sajad; Bayani, Hassan; Khoshtinat, Navid; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S... more authors ... less authors ( Techno-Press , 2020 , Article)In this paper, nonlinear vibration behaviors of multi-phase Magneto-Electro-Elastic (MEE) doubly-curved nanoshells have been studied employing Jacobi elliptic function method. The doubly-curved nanoshell has been modeled ... -
Porosity effects on post-buckling behavior of geometrically imperfect metal foam doubly-curved shells with stiffeners
Mirjavadi, Seyed Sajad; Forsat, Masoud; Yahya, Yahya Zakariya; Barati, Mohammad Reza; Jayasimha, Anirudh Narasimamurthy; Hamouda, A.M.S.... more authors ... less authors ( Techno-Press , 2020 , Article)This papers studies nonlinear stability and post-buckling behaviors of geometrically imperfect metal foam doubly-curved shells with eccentrically stiffeners resting on elastic foundation. Metal foam is considered as porous ... -
Post-buckling analysis of geometrically imperfect nanoparticle reinforced annular sector plates under radial compression
Mirjavadi, Seyed Sajad; Forsat, Masoud; Mollaee, Saeed; Barati, Mohammad Reza; Afshari, Behzad Mohasel; Hamouda, A.M.S.... more authors ... less authors ( Techno-Press , 2020 , Article)Buckling and post-buckling behaviors of geometrically imperfect annular sector plates made from nanoparticle reinforced composites have been investigated. Two types of nanoparticles are considered including graphene oxide ... -
Post-buckling analysis of geometrically imperfect tapered curved micro-panels made of graphene oxide powder reinforced composite
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Techno-Press , 2020 , Article)The present research investigates post-buckling behavior of geometrically imperfect tapered curved micro-panels made of graphene oxide powder (GOP) reinforced composite. Micro-scale effects on the panel structure have been ... -
Post-buckling of higher-order stiffened metal foam curved shells with porosity distributions and geometrical imperfection
Mirjavadi, Seyed Sajad; Forsat, Masoud; Barati, Mohammad Reza; Hamouda, A. M. S ( Techno Press , 2020 , Article)Based on third-order shear deformation shell theory, the present paper investigates post-buckling properties of eccentrically stiffened metal foam curved shells/panels having initial geometric imperfectness. Metal foam is ...