نکته ها و گفته­ ها   اهمیت استفاده از واژههای برگرفته از عنوان و چکیده مقالات در نمایه‏ سازی و تاثیر آن بر بازیابی فاطمه مسعودی مقدمه در عصر کنونی، عدم توازن میان زمان محدودی که بشر برای

In this paper, we analyze the transient magnetohydrodynamic (MHD) flow of an incompressible micropolar fluid between a porous parallel-plates cha el. The fluid is electrically-conducting subjected to

The steady Cu-water nanofluid flow in presence of magnetic field is investigated numerically under the effects of mixed convection, thermal radiation and chemical reaction. For investigating the nanof

This article investigates the influence of microstructure in the Casson fluid flow through porous medium, by extending the Buckingham-Reiner’s one dimensional model to plane-Poiseuille flow and Hagen-

Numerical modeling of heat and hydrodynamics processes in the cha els of compact small diameter tube bundles with different transverse shifted arrangement is carried out. The fields of velocities, temperatures and pressures in the tube bundle cha els were obtained and their influence on heat transfe...

The numerical results of mathematical modeling of a two-phase swirling turbulent flow in the separation zone of a centrifugal apparatus are presented. The motion of the carrier gas flow was modeled using the averaged Navier - Stokes equations, for the closure of which the well-known turbulence model...

A novel method to determine the health of the industrial parts is using the ultrasound scattering waves. Any changes in the structure of the scattering object or in the boundary conditions will cause

In this work, a generalized higher-order time-derivatives model with phase-lags has been introduced. This model is applied to study the thermal heat problem of a homogeneous and isotropic long cylinder due to initial stress and heat source. We use the Laplace transform method to solve the problem. T...

Small H-Darrieus wind turbines have become popular in the wind power market because of their many advantages, which include simplicity of design, low construction costs and they are thought to represe

In this paper, the fractional Sumudu decomposition method (FSDM) is employed to handle the time-fractional PDEs and system of time-fractional PDEs. The fractional derivative is described in the Caputo sense. The approximate solutions are obtained by using FSDM, which is the coupling method of fracti...

An important equation usually used in modeling neuronal dynamics isthe cable equation. In this work, a numerical method for the fractionalcable equation which involves two Riema -Liouville fractionalderivatives is proposed. Our computational technique is based ona collocation idea where a combinatio...

This research investigated the impact of heat transfer on mixed convection steady third grade fluid flow over an impermeable stretching cylinder with heat source. The investigation of mixed convection with non-Newtonian fluid is significant in geophysical and engineering fields. Appropriate transfor...

Ho is one of the main components of ultrasonic cutting systems. The most important characteristics of the ho design are its resonant frequency and amplification factor. Closed-form equations can be used only for the design of simple ho s and do not apply to more complex shapes like surgical tools. T...

In this article, numerical study of nanofluid flow between two inclined planes is carried out under the influence of magnetic field. Water-based nanofluid with nanoparticle of Copper (Cu) is taken int

A study on the effects of gyrotactic microorganism and nanoparticles in bioconvection magnetohydrodynamic flow of Casson fluid at nonlinear stretching boundary is explored. Irregular heat source/sink

In this paper, the nonlinear forced vibration of isotropic viscoelastic/ piezoelectric Euler-Be oulli nano-beam is investigated. For this purpose, the consistent couple stress theory is utilized for modeling the viscoelastic/piezoelectric nano-beam. Hamilton’s principle is also employed to obtain th...

Aim of this article is to address one of Ostwald-de Waele fluid problems that either, has not been addressed or very little has been focused on. Considering the impacts of heat involving in the Non-Ne

Heating capacity of an earth to air heat exchanger EAHE equipped with exterior fan in arid region as the South west of Algeria was investigated experimentally. In-situ measurement of a ual undisturbed subsoil vertical temperature profile has showed that it was 28 °C at a depth of 1.5 meter. The EAHE...

The purpose of the present analysis is to explore the numerical investigation on the time-dependent 3D magnetohydrodynamic flow of micropolar fluid over a slendering stretchable sheet. The prevailing

The friction stir welding method is one of the solid-state welding methods for non-homogeneous metals. In this study, the 5XXX series aluminum sample and pure copper are subjected to four passes frict