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43 Results Found

  • Article
  • Open Access
3 Citations
2,156 Views
13 Pages

On the Global Well-Posedness of Rotating Magnetohydrodynamics Equations with Fractional Dissipation

  • Muhammad Zainul Abidin,
  • Muhammad Marwan,
  • Humaira Kalsoom and
  • Omer Abdalrhman Omer

This work considers the three-dimensional incompressible rotating magnetohydrodynamics equation spaces with fractional dissipation (−Δ)℘ for 12<℘≤1. Furthermore, we use the Littlewood–Paley decomposition and freq...

  • Article
  • Open Access
3 Citations
2,194 Views
21 Pages

19 August 2022

We propose and analyze an effective decoupling algorithm for unsteady thermally coupled magneto-hydrodynamic equations in this paper. The proposed method is a first-order velocity correction projection algorithms in time marching, including standard...

  • Article
  • Open Access
18 Citations
4,500 Views
16 Pages

Shallow Water Magnetohydrodynamics in Plasma Astrophysics. Waves, Turbulence, and Zonal Flows

  • Arakel Petrosyan,
  • Dmitry Klimachkov,
  • Maria Fedotova and
  • Timofey Zinyakov

25 March 2020

The purpose of plasma astrophysics is the study and description of the flow of rotating plasma in order to understand the evolution of various objects in the universe, from stars and planetary systems to galaxies and galaxy clusters. A number of new...

  • Article
  • Open Access
30 Citations
2,745 Views
22 Pages

Thermal heat generation and enhancement have been examined extensively over the past two decades, and nanofluid technology has been explored to address this issue. In the present study, we discuss the thermal heat coefficient under the influence of a...

  • Article
  • Open Access
396 Views
19 Pages

A Heuristic Exploration of Zonal Flow-like Structures in the Presence of Toroidal Rotation in a Non-Inertial Frame

  • Xinliang Xu,
  • Yihang Chen,
  • Yulin Zhou,
  • Zhanhui Wang,
  • Xueke Wu,
  • Bo Li,
  • Jiang Sun,
  • Junzhao Zhang and
  • Da Li

22 July 2025

The mechanisms by which rotation influences zonal flows (ZFs) in plasma are incompletely understood, presenting a significant challenge in the study of plasma dynamics. This research addresses this gap by investigating the role of non-inertial effect...

  • Article
  • Open Access
1,412 Views
17 Pages

10 January 2025

The branch of physics known as magnetohydrodynamics (MHD) emerged in the middle of the 20th century. MHD models, being substantially nonlinear, are quite challenging for theoretical study and allow nontrivial consideration only in particular limited...

  • Article
  • Open Access
19 Citations
1,718 Views
16 Pages

12 September 2021

The present research paper explains the influence of Marangoni convection on magnetohydrodynamic viscous dissipation and heat transfer on hybrid nanofluids in a rotating system among two surfaces. Then, the properties of heat and mass transfer are an...

  • Article
  • Open Access
16 Citations
3,368 Views
17 Pages

Thin Film Flow of Couple Stress Magneto-Hydrodynamics Nanofluid with Convective Heat over an Inclined Exponentially Rotating Stretched Surface

  • Asifa Tassaddiq,
  • Ibni Amin,
  • Meshal Shutaywi,
  • Zahir Shah,
  • Farhad Ali,
  • Saeed Islam and
  • Asad Ullah

1 April 2020

In this article a couple stress magneto-hydrodynamic (MHD) nanofluid thin film flow over an exponential stretching sheet with joule heating and viscous dissipation is considered. Similarity transformations were used to obtain a non-linear coupled sys...

  • Article
  • Open Access
87 Citations
3,663 Views
17 Pages

26 December 2019

The main purpose of this study is to investigate the multislip effects on the magneto-hydrodynamic (MHD) mixed convection unsteady flow of micropolar nano-fluids over a stretching/shrinking sheet along with radiation in the presence of a heat source....

  • Article
  • Open Access
59 Citations
2,416 Views
15 Pages

19 August 2021

This comparative study inspects the heat transfer characteristics of magnetohydrodynamic (MHD) nanofluid flow. The model employed is a two-phase fluid flow model. Water is utilized as the base fluid, and zinc and titanium oxide (Zn and TiO2) are used...

  • Article
  • Open Access
780 Views
18 Pages

8 August 2025

We numerically study wall-bounded convectively driven magneto-hydrodynamic (MHD) flows subject to rotation in a Cartesian periodic channel. For the accurate treatment of the rotating MHD equations, we develop a pseudo-spectral simulation code with ac...

  • Review
  • Open Access
1 Citations
3,848 Views
30 Pages

19 March 2024

Since the middle of the 20th century, an understanding of the diversity of the natural magnetohydrodynamic phenomena surrounding us has begun to emerge. Magnetohydrodynamic nature manifests itself in such seemingly heterogeneous processes as the flow...

  • Article
  • Open Access
29 Citations
3,109 Views
18 Pages

Numerical Study of Lorentz Force Interaction with Micro Structure in Channel Flow

  • Shabbir Ahmad,
  • Kashif Ali,
  • Sohail Ahmad and
  • Jianchao Cai

15 July 2021

The heat transfer Magnetohydrodynamics flows have been potentially used to enhance the thermal characteristics of several systems such as heat exchangers, electromagnetic casting, adjusting blood flow, X-rays, magnetic drug treatment, cooling of nucl...

  • Article
  • Open Access
45 Citations
4,529 Views
20 Pages

7 February 2020

This paper examines the time independent and incompressible flow of magnetohydrodynamic (MHD) nanofluid through a porous rotating disc with velocity slip conditions. The mass and heat transmission with viscous dissipation is scrutinized. The proposed...

  • Article
  • Open Access
20 Citations
3,623 Views
30 Pages

30 September 2020

This article describes the development of a mathematical model of the reverse roll coating of a thin film for an incompressible non-isothermal magnetohydrodynamics (MHD) viscoplastic fluid as it passes through a small gap between two rolls rotating r...

  • Article
  • Open Access
73 Citations
6,388 Views
17 Pages

22 March 2018

The aim of this research work is to investigate the innovative concept of magnetohydrodynamic (MHD) three-dimensional rotational flow of nanoparticles (single-walled carbon nanotubes and multi-walled carbon nanotubes). This flow occurs in the presenc...

  • Article
  • Open Access
41 Citations
3,418 Views
21 Pages

Significance of Dust Particles, Nanoparticles Radius, Coriolis and Lorentz Forces: The Case of Maxwell Dusty Fluid

  • Yanming Wei,
  • Saif Ur Rehman,
  • Nageen Fatima,
  • Bagh Ali,
  • Liaqat Ali,
  • Jae Dong Chung and
  • Nehad Ali Shah

29 April 2022

This study aimed to analyze the momentum and thermal transport of a rotating dusty Maxwell nanofluid flow on a magnetohydrodynamic Darcy–Forchheimer porous medium with conducting dust particles. Nanouids are the most important source of effecti...

  • Article
  • Open Access
14 Citations
2,732 Views
13 Pages

21 August 2022

In this article, numerical simulations of the rotational flow of water-based magnetohydrodynamic (MHD) nanofluid containing single-wall carbon nanotube (SWCNT) and hybrid nanofluid containing single- and multiple-wall carbon nanotube (SWCNT-MWCNT) ov...

  • Article
  • Open Access
31 Citations
3,805 Views
26 Pages

22 April 2020

Magnetohydrodynamic (MHD) flow with Hall current has numerous applications in industrial areas such as Hall current accelerators, MHD power generators, planetary dynamics, Hall current sensors, etc. In this paper, the analysis of an unsteady MHD Cass...

  • Article
  • Open Access
34 Citations
2,995 Views
17 Pages

10 September 2020

A study for MHD (magnetohydrodynamic) impacts on the rotating flow of Casson nanofluids is considered. The concentration and temperature distributions are related along with the double diffusion Cattaneo–Christov model, thermophoresis, and Brow...

  • Article
  • Open Access
3 Citations
1,971 Views
32 Pages

23 March 2023

Transition of ideal, homogeneous, incompressible, magnetohydrodynamic (MHD) turbulence to near-equilibrium from non-equilibrium initial conditions is examined through new long-time numerical simulations on a 1283 periodic grid. Here, we neglect dissi...

  • Article
  • Open Access
29 Citations
2,431 Views
19 Pages

28 August 2022

This article is an attempt to explore the heat transfer features of the steady three-dimensional rotating flow of magneto-hydrodynamic hybrid nanofluids under the effect of nonlinear radiation over the bi-directional stretching surface. For this purp...

  • Article
  • Open Access
29 Citations
2,437 Views
15 Pages

Radiation and Multiple Slip Effects on Magnetohydrodynamic Bioconvection Flow of Micropolar Based Nanofluid over a Stretching Surface

  • Sohaib Abdal,
  • Hesham Alhumade,
  • Imran Siddique,
  • Mohammad Mahtab Alam,
  • Irfan Ahmad and
  • Sajjad Hussain

31 May 2021

Our aim in this article is to study the radiation and multiple slip effects on magnetohydrodynamic bioconvection flow of micropolar based nanofluid over a stretching surface. In addition, a steering mechanism of making improvements to the Brownian mo...

  • Article
  • Open Access
61 Citations
3,753 Views
18 Pages

18 September 2020

Here, a study for MHD (magnetohydrodynamic) impacts on the rotating flow of Casson Carreau nanofluids is considered. The temperature distribution is associated with thermophoresis, Brownian motion, and heat source. The diffusion of chemically reactiv...

  • Article
  • Open Access
2 Citations
617 Views
11 Pages

In this paper, we investigated a three-dimensional incompressible fractional rotating magnetohydrodynamic (FrMHD) system by reformulating the Cauchy problem into its equivalent mild formulation and working in critical homogeneous Sobolev spaces. For...

  • Article
  • Open Access
5 Citations
1,349 Views
14 Pages

14 July 2023

Magnetic fields of different astrophysical objects are generated by the dynamo mechanism. Dynamo is based on the alpha-effect and differential rotation, which are described using a system of parabolic equations. Their solution is an important problem...

  • Article
  • Open Access
36 Citations
5,444 Views
30 Pages

10 January 2019

This article examines the entropy analysis of magnetohydrodynamic (MHD) nanofluid flow of single and multiwall carbon nanotubes between two rotating parallel plates. The nanofluid flow is taken under the existence of Hall current and ion-slip effect....

  • Article
  • Open Access
24 Citations
8,435 Views
19 Pages

26 April 2016

The main concern of the present article is to study steady magnetohydrodynamics (MHD) flow, heat transfer and entropy generation past a permeable rotating disk using a semi numerical/analytical method named Homotopy Analysis Method (HAM). The results...

  • Article
  • Open Access
42 Citations
3,413 Views
20 Pages

Unsteady Magnetohydrodynamics (MHD) Flow of Hybrid Ferrofluid Due to a Rotating Disk

  • Iskandar Waini,
  • Najiyah Safwa Khashi’ie,
  • Abdul Rahman Mohd Kasim,
  • Nurul Amira Zainal,
  • Khairum Bin Hamzah,
  • Norihan Md Arifin and
  • Ioan Pop

12 May 2022

The flow of fluids over the boundaries of a rotating disc has many practical uses, including boundary-layer control and separation. Therefore, the aim of this study is to discuss the impact of unsteady magnetohydrodynamics (MHD) hybrid ferrofluid flo...

  • Article
  • Open Access
8 Citations
2,098 Views
20 Pages

12 March 2023

The aim of the present study is to investigate magnetohydrodynamic (MHD) time-dependent flow past a vertical slanted plate enclosing heat and mass transmission (HMT), induced magnetic field (IMF), thermal radiation (TR), and viscous and magnetic diss...

  • Article
  • Open Access
32 Citations
4,480 Views
12 Pages

6 March 2019

In this paper we investigated the 3-D Magnetohydrodynamic (MHD) rotational nanofluid flow through a stretching surface. Carbon nanotubes (SWCNTs and MWCNTs) were used as nano-sized constituents, and water was used as a base fluid. The Cattaneo–...

  • Article
  • Open Access
11 Citations
3,543 Views
15 Pages

General Relativistic Magnetohydrodynamics Mean-Field Dynamos

  • Luca Del Zanna ,
  • Niccolò Tomei,
  • Kevin Franceschetti,
  • Matteo Bugli and
  • Niccolò Bucciantini

21 February 2022

Large-scale, ordered magnetic fields in several astrophysical sources are supposed to be originated, and maintained against dissipation, by the combined amplifying action of rotation and small-scale turbulence. For instance, in the solar interior, th...

  • Article
  • Open Access
7 Citations
1,321 Views
21 Pages

Entropy Analysis of Magnetized Carbon Nanofluid over Axially Rotating Stretching Disk

  • Hossam A. Nabwey,
  • Uzma Sultana,
  • Muhammad Mushtaq,
  • Muhammad Ashraf,
  • Ahmed M. Rashad,
  • Sumayyah I. Alshber and
  • Miad Abu Hawsah

30 November 2022

Nanofluids receive recognition from researchers and scientists because of their high thermal transfer rates. They have impactful industrial and technological modules in daily activities. In recent times, the heat transfer rate has been strengthened e...

  • Review
  • Open Access
3 Citations
2,053 Views
35 Pages

12 February 2024

We review and extend the theory of ideal, homogeneous, incompressible, magnetohydrodynamic (MHD) turbulence. The theory contains a solution to the ‘dynamo problem’, i.e., the problem of determining how a planetary or stellar body produces...

  • Article
  • Open Access
1,451 Views
18 Pages

20 October 2022

The problem of constructing and justifying the discrete algorithms of the support operator method for numerical modeling of differential repeated rotational operations of vector analysis (curlcurl) in application to problems of magnetohydrodynamics i...

  • Article
  • Open Access
48 Citations
3,091 Views
22 Pages

9 October 2020

Numeric simulations are performed for a comparative study of magnetohydrodynamic (MHD) rotational flow of hybrid nanofluids (MoS2-Ag/ethyleneglycol-water (50–50%) and MoS2-Go/ethyleneglycol-water (50–50%)) over a horizontally elongated pl...

  • Article
  • Open Access
28 Citations
2,277 Views
19 Pages

Numerical Assessment of Dipole Interaction with the Single-Phase Nanofluid Flow in an Enclosure: A Pseudo-Transient Approach

  • Rashid Ayub,
  • Shabbir Ahmad,
  • Sohail Ahmad,
  • Yasmeen Akhtar,
  • Mohammad Mahtab Alam and
  • Omar Mahmoud

9 April 2022

Nanofluids substantially enhance the physical and thermal characteristics of the base or conducting fluids specifically when interacting with the magnetic field. Several engineering processes like geothermal energy extraction, metal casting, nuclear...

  • Article
  • Open Access
924 Views
16 Pages

13 October 2024

Two classes of magnetohydrodynamic (MHD) motions of the incompressible Oldroyd-B fluids through an infinite cylinder are analytically investigated. General expressions are firstly established for shear stress and velocity fields corresponding to the...

  • Article
  • Open Access
2 Citations
1,574 Views
16 Pages

14 June 2023

We continue our study of the transition of ideal, homogeneous, incompressible, magnetohydrodynamic (MHD) turbulence from non-equilibrium initial conditions to equilibrium using long-time numerical simulations on a 1283 periodic grid. A Fourier spectr...

  • Article
  • Open Access
6 Citations
1,803 Views
25 Pages

5 February 2023

We present an algorithm for numerical solution of the equations of magnetohydrodynamics describing the convective dynamo in a plane horizontal layer rotating about an arbitrary axis under geophysically sound boundary conditions. While in many respect...

  • Article
  • Open Access
1 Citations
1,434 Views
15 Pages

2 August 2024

Solar energetic particles (SEPs) are bursts of high-energy particles that originate from the Sun and can last for hours or even days. The aim of this study is to understand how the characteristics of energetic particles ware affected by the character...

  • Article
  • Open Access
52 Citations
3,074 Views
26 Pages

Thermally Enhanced Darcy-Forchheimer Casson-Water/Glycerine Rotating Nanofluid Flow with Uniform Magnetic Field

  • Anum Shafiq,
  • Ghulam Rasool,
  • Hammad Alotaibi,
  • Hassan M. Aljohani,
  • Abderrahim Wakif,
  • Ilyas Khan and
  • Shakeel Akram

This numerical study aims to interpret the impact of non-linear thermal radiation on magnetohydrodynamic (MHD) Darcy-Forchheimer Casson-Water/Glycerine nanofluid flow due to a rotating disk. Both the single walled, as well as multi walled, Carbon nan...

  • Article
  • Open Access
1 Citations
1,088 Views
28 Pages

23 January 2025

The ‘dynamo problem’ requires that the origin of the primarily dipole geomagnetic field be found. The source of the geomagnetic field lies within the outer core of the Earth, which contains a turbulent magnetofluid whose motion is describ...