Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Marwa H. Zekry"'
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-23 (2023)
Abstract This study attempts to provide an approach to studying the nonlinear stability of a vertical cylindrical interface between two Oldroyd-B prototypes. An unchanged axial electric field influences the system, and porous medium, and the effects
Externí odkaz:
https://doaj.org/article/893067240be34060b7c301f301d37ab2
Publikováno v:
Journal of Applied and Computational Mechanics, Vol 7, Iss 2, Pp 382-395 (2021)
The current article is concerned with a comprehensive investigation in achieving approximate solutions of coupled nonlinear oscillations with high nonlinearity. These equations are highly nonlinear second-order ordinary differential equations. Via a
Externí odkaz:
https://doaj.org/article/0b390eb4b26e41af931be1a5a6bbe058
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 41 (2022)
The current study examines the hybrid Rayleigh–Van der Pol–Duffing oscillator (HRVD) with a cubic–quintic nonlinear term and an external excited force. The Poincaré–Lindstedt technique is adapted to attain an approximate bounded solution. A
Externí odkaz:
https://doaj.org/article/8a88f3ce99094d98b300f4720471a8c2
Publikováno v:
Archive of Applied Mechanics. 93:2533-2547
The current study investigates the stability structure of the base periodic motion of an inverted pendulum (IP). A uniform magnetic field affects the motion in the direction of the plane configuration. Furthermore, a non-conservative force as one tha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1e04e97d6362929c0de74c71d89d4e4c
https://doi.org/10.1007/s00419-023-02395-3
https://doi.org/10.1007/s00419-023-02395-3
Autor:
Galal M. Moatimid, Marwa H. Zekry
Publikováno v:
Journal of Porous Media. 26:1-30
In this paper, the present work investigates a nonlinear temporal instability of coaxial cylinders in porous media in the existence of an oscillating gaseous velocity. Heat and mass transfer (MHT), as well as a uniform axial electric field were all t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25477ec24ff58b848b7d53dddcb6b19d
https://doi.org/10.1615/jpormedia.2022043348
https://doi.org/10.1615/jpormedia.2022043348
Publikováno v:
Journal of Porous Media. 25:11-34
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::21dd6fcfb9e7c4c6bca3ae53a63be946
https://doi.org/10.1615/jpormedia.2021035657
https://doi.org/10.1615/jpormedia.2021035657
Publikováno v:
Chinese Journal of Physics. 74:106-128
The current article is concerned with a nonlinear stability analysis of cylindrical Walters B' fluids. The system is pervaded by an axial time periodic electric field. A cylindrical interface is supposed to be disconnected from two dielectric fluids.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7818a57bbc6a778ef1101501c5572344
https://doi.org/10.1016/j.cjph.2021.08.023
https://doi.org/10.1016/j.cjph.2021.08.023
Publikováno v:
Scientific reports. 13(1)
This study attempts to provide an approach to studying the nonlinear stability of a vertical cylindrical interface between two Oldroyd-B prototypes. An unchanged axial electric field influences the system, and porous medium, and the effects of heat a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::532a92a360144cf5832a9533828f2cb8
https://pubmed.ncbi.nlm.nih.gov/36611060
https://pubmed.ncbi.nlm.nih.gov/36611060
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control. 41:244-268
The current study examines the hybrid Rayleigh–Van der Pol–Duffing oscillator (HRVD) with a cubic–quintic nonlinear term and an external excited force. The Poincaré–Lindstedt technique is adapted to attain an approximate bounded solution. A
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7e31b9426721eddbb7d60f4a1a437ba1
https://doi.org/10.1177/14613484211026407
https://doi.org/10.1177/14613484211026407
Publikováno v:
Indian Journal of Physics. 96:839-854
The current paper is concerned with the nonlinear stability analysis of rotating magnetic fluid columns. The rotation sources are a mixture of both uniform and oscillating behavior. The motivation behind tackling this topic is the increasing interest
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aa88424151edc27b8e457a541520169e
https://doi.org/10.1007/s12648-021-02022-3
https://doi.org/10.1007/s12648-021-02022-3