Browsing Mechanical & Industrial Engineering by Author "Mirjavadi, Seyed Sajad"
Now showing items 1-20 of 37
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A Robust Channel Estimation Scheme for 5G Massive MIMO Systems
Khan, Imran; Rodrigues, Joel J. P. C.; Al-Muhtadi, Jalal; Khattak, Muhammad Irfan; Khan, Yousaf; Altaf, Farhan; Mirjavadi, Seyed Sajad; Choi, Bong Jun... more authors ... less authors ( Hindawi Limited , 2019 , Article)Channel state information (CSI) feedback in massive MIMO systems is too large due to large pilot overhead. It is due to the large channel matrix dimension which depends on the number of base station (BS) antennas and ... -
A robust resource allocation scheme for device-to-device communications based on Q-Learning
Amin, Azka; Liu, Xihua; Khan, Imran; Uthansakul, Peerapong; Forsat, Masoud; Mirjavadi, Seyed Sajad... more authors ... less authors ( Tech Science Press , 2020 , Article)One of the most effective technology for the 5G mobile communications is Device-to-device (D2D) communication which is also called terminal pass-through technology. It can directly communicate between devices under the ... -
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 ... -
Bandwidth Enhancement and Frequency Scanning Array Antenna Using Novel UWB Filter Integration Technique for OFDM UWB Radar Applications in Wireless Vital Signs Monitoring.
Rahman, MuhibUr; NaghshvarianJahromi, Mahdi; Mirjavadi, Seyed Sajad; Hamouda, Abdel Magid ( MDPI , 2018 , Article)This paper presents the bandwidth enhancement and frequency scanning for fan beam array antenna utilizing novel technique of band-pass filter integration for wireless vital signs monitoring and vehicle navigation sensors. ... -
Collaborative Wireless Power Transfer in Wireless Rechargeable Sensor Networks
Amin, Azka; Liu, Xi-Hua; Saleem, Muhammad Asim; Henna, Shagufta; Islam, Taseer-ul; Khan, Imran; Uthansakul, Peerapong; Qurashi, Muhammad Zeshan; Mirjavadi, Seyed Sajad; Forsat, Masoud... more authors ... less authors ( Hindawi Limited , 2020 , Article)Wireless power transfer techniques to transfer energy have been widely adopted by wireless rechargeable sensor networks (WRSNs). These techniques are aimed at increasing network lifetime by transferring power to end devices. ... -
Effect of multi-pass friction stir processing on the microstructure, mechanical and wear properties of AA5083/ZrO2 nanocomposites
Mirjavadi, Seyed Sajad; Alipour, Mohammad; Hamouda, A. M.S.; Matin, Abdolhamid; Kord, S.; Afshari, Behzad Mohasel; Koppad, Praveennath G.... more authors ... less authors ( Elsevier Ltd , 2017 , Article)In this study, multi-pass friction stir processing using zirconia nanoparticles was performed on AA5083 sheets to fabricate surface nanocomposites. Effect of using different number of passes on the microstructure, ... -
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 ... -
Fracture Analysis of a Special Cracked Lap Shear (CLS) Specimen with Utilization of Virtual Crack Closure Technique (VCCT) by Finite Element Methods
Azimi, Majid; Mirjavadi, Seyed Sajad; Asli, Seyed Ali; Hamouda, A. M. S. ( Springer New York LLC , 2017 , Article)Some of the most important characteristics due to a fracture investigation of a special specimen are taken into account. Debonding considerations for a composite/steel cracked lap shear (CLS) specimen by utilization of ... -
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 ... -
Heterogeneities in Polymer Structural and Dynamic Properties in Graphene and Graphene Oxide Nanocomposites: Molecular Dynamics Simulations
Azimim, Majid; Mirjavadi, Seyed Sajad; Hamouda, Abdel Magid Salem; Makki, Hesam ( Wiley-VCH Verlag , 2017 , Article)The effect of graphene (G) and graphene oxide (GO), used as the nanofiller in polymer nanocomposites (NC), on the structural and dynamic properties of polymer chains, has been studied by means of molecular dynamics (MD) ... -
Image Local Features Description through Polynomial Approximation
Fawad; Rahman, Muhibur; Khan, Muhammad Jamil; Asghar, Muhammad Adeel; Amin, Yasar; Badnava, Salman; Mirjavadi, Seyed Sajad... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)This work introduces a novel local patch descriptor that remains invariant under varying conditions of orientation, viewpoint, scale, and illumination. The proposed descriptor incorporate polynomials of various degrees to ... -
Influence of TiO2 nanoparticles incorporation to friction stir welded 5083 aluminum alloy on the microstructure, mechanical properties and wear resistance
Mirjavadi, Seyed Sajad; Alipour, Mohammad; Emamian, Soheil; Kord, S.; Hamouda, A.M.S.; Koppad, Praveennath G.; Keshavamurthy, R.... more authors ... less authors ( Elsevier , 2017 , Article)The aim of the current study is to investigate the effect of addition of TiO2 nanoparticles and friction stir welding (FSW) parameter such as number of passes on microstructure, mechanical and tribological properties of ... -
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 ...