Browsing Mechanical & Industrial Engineering by Author "Mirjavadi, Seyed Sajad"
Now showing items 21-37 of 37
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Investigation of the effect of Al-8B master alloy and strain-induced melt activation process on dry sliding wear behavior of an Al–Zn–Mg–Cu alloy
Mirjavadi, Seyed Sajad; Alipour, Mohammad; Hamouda, A.M.S.; Besharati Givi, M.K.; Emamy, M. ( Elsevier, Ltd , 2014 , Article)Abstract This study was undertaken to investigate the influence of Al–8B master alloy and modified strain-induced melt activation process on the structural characteristics and dry sliding wear behavior of Al–12Zn–3Mg–2.5Cu ... -
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 modeling and dynamic analysis of bioengineering hyper-elastic tubes based on different material models
Mirjavadi, Seyed Sajad; Forsat, Masoud; Badnava, Salman ( Springer , 2019 , Article)In this research, nonlinear vibrations of a hyper-elastic tube accounting for large deflection and moderate rotation have been examined. The hyper-elastic tube is assumed to be surrounded by a nonlinear hardening elastic ... -
Nonlinear thermal buckling of axially functionally graded micro and nanobeams
Shafiei, Navvab; Mirjavadi, Seyed Sajad; Afshari, Behzad Mohasel; Rabby, Samira; Hamoudab, A.M.S. ( Elsevier Ltd , 2017 , Article)In this study, the nonlinear thermal buckling of axially functionally graded (AFG) Euler-Bernoulli micro/nanobeams is analyzed. The Eringen's nonlocal elasticity theory is used to develop the governing equations of nanobeam ... -
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 ... -
Nonlocal strain gradient effects on forced vibrations of porous FG cylindrical nanoshells
Mirjavadi, Seyed Sajad; Forsat, Masoud; Nia, Alireza Farrokhi; Badnava, Salman; Hamouda, A.M.S. ( Techno-Press , 2020 , Article)The present paper explores forced vibrational properties of porosity-dependent functionally graded (FG) cylindrical nanoshells exposed to linear-type or triangular-type impulse load via classical shell theory (CST) and ... -
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 ... -
Small scale effects on transient vibrations of porous FG cylindrical nanoshells based on nonlocal strain gradient theory
Forsat, Masoud; Badnava, Salman; Mirjavadi, Seyed Sajad; Barati, Mohammad Reza; Hamouda, A. M. S. ( Springer Science and Business Media Deutschland GmbH , 2020 , Article)This research investigates transient vibrational characteristics of a porous functionally graded cylindrical nanoshell under different impulsive loadings with the use of nonlocal strain gradient theory (NSGT). Based on ... -
Thermal vibration of two-dimensional functionally graded (2D-FG) porous Timoshenko nanobeams
Mirjavadi, Seyed Sajad; Afshari, Behzad Mohasel; Shafiei, Navvab; Hamouda, A. M.S.; Kazemi, Mohammad ( Techno Press , 2017 , Article)The thermo-mechanical vibration behavior of two dimensional functionally graded (2D-FG) porous nanobeam is reported in this paper. The material properties of the nanobeam are variable along thickness and length of the ... -
Thermo-mechanical vibration of rotating axially functionally graded nonlocal Timoshenko beam
Azimi, Majid; Mirjavadi, Seyed Sajad; Shafiei, Navvab; Hamouda, A. M. S. ( Springer Verlag , 2017 , Article)The free vibration analysis of rotating axially functionally graded nanobeams under an in-plane nonlinear thermal loading is provided for the first time in this paper. The formulations are based on Timoshenko beam theory ... -
Transient response of porous inhomogeneous nanobeams due to various impulsive loads based on nonlocal strain gradient elasticity
Mirjavadi, Seyed Sajad; Afshari, Behzad Mohasel; Barati, Mohammad Reza; Hamouda, A. M.S. ( Springer Netherlands , 2019 , Article)Transient vibration responses of a porosity-dependent functionally graded nanobeam under different impulsive loadings have been investigated in the context of non-local strain gradient theory. Three impulse loads of ...