تأثیر بهکارگیری عناصرآمیخته بازاریابی بر ترافیک ... - تاریخ: 1397/12/3 ساعت: 16:45
هدف: هدف از پژوهش حاضر بررسی وضعیت بهکارگیری عناصر آمیختههای بازاریابی و تأثیر آن بر ترافیک و رتبه وبگاه کتابخانههای دیجیتال ایران بود. روش: پژوهش حاضر از لحاظ هدف کاربردی و از لحاظ روش از نوع پژوه
تبیین الگوی ارزیابی شایستگی کتابخانه های دانشگاهی و ... - تاریخ: 1397/12/3 ساعت: 16:45
چکیده: هدف: پژوهش حاضر با هدف تبیین و طراحی الگوی شایستگی کتابخانه های دانشگاهی و تاثیر آن بر بهسازی عملکرد کتابخانه ها صورت گرفته است.روش: این پژوهش از نظر هدف، کاربردی و از نظر شیوه گردآوری داده ها،
وبسایت موبایلی در کتابخانههای دانشگاهی ایران: ... - تاریخ: 1397/12/3 ساعت: 16:45
هدف: هدف از این پژوهش ارزیابی کیفیت خدمات در وبسایت موبایلی برخی از کتابخانههای دانشگاهی ایران است. روش تحقیق: این پژوهش به روش تحلیل محتوای کمّی انجام شده است. جامعۀ پژوهش را کتابخانههای دانشگاه
چارچوب پذیرش فناوری های اطلاعاتی و ارتباطی در ... - تاریخ: 1397/12/3 ساعت: 16:45
هدف: هدف از پژوهش حاضر، ارائه چارچوبی جامع در خصوص عوامل مؤثر بر پذیرش فناوریهای اطلاعاتی و ارتباطی در کتابخانههای دانشگاهی ایران است. روش: پژوهش حاضر از لحاظ هدف کاربردی و از لحاظ شیوه اجرا، پیمایش
بررسی نگرش کاربران نسبت به استقرار کتابخانهu200f ی ... - تاریخ: 1397/12/3 ساعت: 16:45
هدف: پژوهش حاضر با هدف دستیابی به ویژگیu200fهای کاربر- محوری «کتابخانهu200fu200fی عمومی موبایلی فارس» انجام شد.روش: با توجه به هدف پژوهش، انتظارها و خواستهu200fهای کاربران از «کتابخانهu200fی عمومی موبایلی فارس» از طریق پ
Non-similar solutions of MHD mixed convection over an exponentially stretching surface: ... - تاریخ: 1397/12/3 ساعت: 16:45
In this paper, an analysis of MHD mixed convection over an exponentially stretchingsurface in the presence of a non-uniform heat source/sink and suction/injection is presented. Thegove ing boundary layer equations are transformed into a set of non-dimensional equations byusing a group of non-similar...
INFLUENCE OF HEAT SOURCE/SINK ON MICROPOLAR FLUID FLOW INDUCED DUE TO A PERMEABLE STRETCHING ... - تاریخ: 1397/12/3 ساعت: 16:45
Computational and mathematical models provide an important compliment to experimental studies in the development of solar energy engineering in case of electro-conductive magnetic micropolar polymers
Irreversibility analysis of MHD Buoyancy-Driven Variable Viscosity Liquid Film Along and ... - تاریخ: 1397/12/3 ساعت: 16:45
Analysis of intrinsic irreversibility and heat transfer in a buoyancy-driven changeable viscosity liquid along an incline heated wall with convective cooling putting into consideration the heated isothermal and isoflux wall is investigated. By Newton’s law of cooling, we assumed the free surface exc...
Transient electro-osmotic slip flow of an Oldroyd-B fluid with time-fractional Caputo-Fabrizio ... - تاریخ: 1397/12/3 ساعت: 16:45
In this article, we study the electro-osmotic flow of an Oldroyd-B fluid a with slip condition on the boundary in a circular micro-cha el by using a newly definedtime-fractional Caputo-Fabrizio derivative without singular ke el. Closed form solutions for the velocity field is acquired by means of La...
Study of MHD second grade flow through a porous microchannel under the Dual-Phase-Lag heat and ... - تاریخ: 1397/12/3 ساعت: 16:45
A semi-analytical investigation has been carried out to analyze unsteady MHD second grade flow under the Dual-Phase-Lag (DPL) heat and mass transfer model in a vertical microcha el filled with porous
Numerical Modeling and Multi Objective Optimization of Face Milling of AISI 304 Steel - تاریخ: 1397/12/3 ساعت: 16:45
There is a requirement to find accurate parameters to accomplish precise dimensional accuracy, excellent surface integrity and maximum MRR. This work studies the influence of various cutting parameters on output parameters like Cutting force, Surface roughness, Flatness, and Material removal rate wh...
Estimating the mode shapes of a bridge using short time transmissibility measurement from a ... - تاریخ: 1397/12/3 ساعت: 16:45
This paper reports on the analysis of the signals sent by accelerometers fixed on the axles of a vehicle which passes over a bridge. The length of the bridge is divided into some parts and the transmi
Correlation between the weld residual stresses and it’s tensile and impact strength - تاریخ: 1397/12/3 ساعت: 16:45
The tensile strength, impact strength and the hardness of the weld were determined. A criteria was proposed for describing the effect of residual stress on the weld mechanical properties. Dimensionles
Viscous dissipation impact on free convection flow of Cu-water nanofluid in a circular ... - تاریخ: 1397/12/3 ساعت: 16:45
In this work, free convection of Cu-water nanofluid in an enclosure by considering inte ally heat generated in the porous circular cavity and the impacts of viscous dissipation are numerically evaluated by control volume finite element method (CVFEM). We maintain the outer and i er sides of the circ...
Dynamic response analysis of fractionally damped beams subjected to external loads using ... - تاریخ: 1397/12/3 ساعت: 16:45
This manuscript examines the solution of a damped beam equation whose damping characteristics are well-defined by the fractional derivative (FD). Homotopy Analysis Method (HAM) is applied for calculating the dynamic response (DR). Unit step and unit impulse functions are deliberated for this analysi...
Evaluation of turbulence on the dynamics of monopile offshore wind turbine under the wave and ... - تاریخ: 1397/12/3 ساعت: 16:45
In recent years, the use of offshore wind turbines has been considered on the agenda of the countries which have a significant maritime boundary due to more speed and stability of wind at sea. The aim
The Urban Path Routing Adjustable Optimization by Means of Wavelet Transform and Multistage ... - تاریخ: 1397/12/3 ساعت: 16:45
The present paper introduces the optimization algorithm to improve search rate in urban path routing problems using viral infection and local search in urban environment. This algorithm operates based on two different approaches including wavelet transform and genetic algorithm. The variables propos...
Melting heat transfer and radiation effects on Jeffrey fluid flow over a continuously moving ... - تاریخ: 1397/12/3 ساعت: 16:45
This article is proposed to address the melting heat transfer of a Jeffrey fluid in Blasius and Sakiadis flow caused due to a moving surface. Thermal radiation and a constant free stream is considered
Introduction to the slide modeling method for the efficient solution of heat conduction calculations - تاریخ: 1397/12/3 ساعت: 16:45
Determination of the maximum temperature and its location is the matter of the greatest importance in many technological and scientific engineering applications. In terms of numerical calculations of
Elastic behavior of functionally graded two tangled circles chamber - تاریخ: 1397/12/3 ساعت: 16:45
This paper presents the numerical elastic solution for a real problem, functionally graded chamber of hydraulic gear pumps under inte al pressure. Because of the similarity and complexity for the con