استعرض المجلات العلمية حسب العنوان
الآن تُعرض المواد 166 -- 185 من 1523
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Morphology and composition of CulnSe2 that film deposited by Stacked Elemental Layers for solar cells application
(Elmergib Uinversity, 2016-06)The aim of this study is to investigate the morphology and composition of the CuInSe2 thin film deposited by Stacked Elemental Layer technique SEL. The films were annealed in different ways to increase the chalcopyrite ... -
Multimodal discourse analysis of variations in Islamic dress code in Bo-Kaap, Cape Town
(ELMERGIB UNIVERSITY, 2023-07)The history of Islam in South Africa is as old as the history of the Dutch who arrived at the Cape in the latter half of the 17th century. The present study investigates Islam in South Africa and how it has come and spread ... -
A New Application of Kushare Transform for Solving Systems of Volterra Integral Equations and Systems of Volterra Integro-differential Equations
(Elmergib University, 2023-07)Abstract: In this paper , Kushare transform was applied to solve some systems of Volterra integral equations and systems of Volterra integro-differential equations. -
A New Application of Sawi Transform for Solving Ordinary differential equations with Variable Coefficients
(ELMERGIB UNIVERSITY, 2022-01)الملخص: في هذه الورقة، طبقنا تحويل تكاملي جديد (تحويل ساوي) لحل بعض المعادلات التفاضلية العادية ذات معاملات متغيرة. Abstract: In this paper, a new integral transform was applied to solve ordinary differential equations ... -
A NEW CMOS DESIGN AND ANALYSIS OF CURRENT CONVEYOR SECOND GENERATION (CCII)
(Elmergib University, 2016-12)This paper describes the current conveyors used as a basic building block in a variety of electronic circuit in instrumentation and communication systems. Today these systems are replacing the conventional Op-amp in so ... -
Non _Equivalence at Word Level
(ELMERGIB UNIVERSITY, 2019-06)لكل عملية ترجمة هدف أو عدة أهداف محددة , غير أن الهدف الأساسي والرئيسي للترجمة هو عملها كحلقة وصل بين الناس بمختلف ألسنتهم وثقافاتهم . ومن هذا المنطلق تعد الترجمة مهمة ليست بيسيرة كما يظن الكثير من الطلاب , وللشروع في عملية ... -
A novel Piggyback Scheme to Improve the Performance Of MAC Layer Based on IEEE802.11n
(Elmergib Uinversity, 2016-06)Our scheme is to improve the performance of MAC layer based on IEEE802.11n, when the data transferring in reverse direction from side A to side B, side B does not need to send only ACK, it can be wait for a time and ... -
nthesis of ZnS nanocombs-like by thermal evaporation method
(ELMERGIB UNIVERSITY, 2015-06)In this study, nanocombs-like zinc sulphide “ZnS” have been grown using simple low cost thermal evaporation method via vapor-liquid-solid (VLS) mechanism. The nanocombs-like were grown on silicon wafers coated with silver ... -
NUMERICAL SOLUTIONS OF BERNOULLI DIFFERENTIAL EQUATIONS WITH FRACTIONAL DERIVATIVES BY RUNGE-KUTTA TECHNIQUES
(Elmergib University, 2021-06)In this article, we discussed the numerical solution of Brnoulli's equation with fractional derivatives subject to initial value problems by applying 4th order Runge-Kutta, modified Runge-Kutta and Runge-Kutta Mersian ... -
Numerical solutions to nonlinear Schrödinger equations in silicon waveguides
(Elmergib University, 2020-12)This research shows the most important properties of electromagnetic waves and waveguides as a means to transferring information, communications and various applications, and the importance of nonlinear equations and there ... -
On a certain class of p-valent functions with negative coefficients
(ELMERGIB UNIVERSITY, 2022-01)In this paper we introduce a new class of p-valent starlike functions with negative coefficients defined by fractional derivative operator. We obtain coefficient bounds, distortion inequalities, Hadamard product, linear ... -
On Coefficient Bounds for Certain Classes of Analytic Functions
(ELMERGIB UNIVERSITY, 2021-07)In the present paper we obtain Fekete-Szegö inequalities and sharp bounds for certain classes of analytic and p-valent functions in the open unit disk involving certain fractional derivative operator. -
On some finitely generated subsemigroups of S(X)
(ELMERGIB UNIVERSITY, 2020-06)S(X) is the semigroup, under composition, of all continuous selfmaps of the topological space X. In this paper, we show for a number of spaces that S(X) contains a dense subsemigroup generated by two elements when S(X) ... -
ON SOME SUBCLASSES OF MULTIVALENT STARLIKE FUNCTIONS
(Elmergib University, 2021-06)In the present paper, we introduce two new subclasses T_(m.λ.μ,η,δ)^* (p,α,β,σ) and C_(m,λ,μ,η,δ) ( p,α,β,σ) of multivalent starlike functions in the open unit disk defined by using certain fractional calculus operator. ... -
On the fine spectrum of the generalized difference operator B(r,s) over the Hahn sequence space h
(ELMERGIB UNIVERSITY, 2022-01)Of particular interest to many researchers are the investigation of the spectra of the difference operator and its generalizations over sequence spaces. In this work, we will introduce the spectra analysis of the generalized ... -
Oneness and existence of the solution to the problem of boundary values for a set of second-order partial differential equations
(ELMERGIB UNIVERSITY, 2023-01-01)Abstract: Most of the problems of mathematical physics, when solving them, result in solving one or more partial differential equations with imposed initial and boundary conditions. This is known as boundary value problems ... -
An optimal fuzzy zero point method for solving fuzzy transportation problem
(ELMERGIB UNIVERSITY, 2023-07)One of the first uses for Linear Programming (LP) issues was the transportation problem. In order to cut costs, transportation models are widely used in transportation and the supply chain. When the demand, cost and supply ... -
Optimal Performance of Disk Drive Read system using Classical Controller
(ELMERGIB UNIVERSITY, 2013-06)The classical control methods (P, PD, PID, control low, ,etc) of dynamic control will be applied to the disk drive read system. The goal of the disk drive reader device is to position the reader head in order to read ... -
Oscillation Criterion for Second Order Nonlinear Differential Equations
(ELMERGIB UNIVERSITY, 2022-01)In this paper, some the sufficient conditions for the oscillation of the solutions of the second order non-linear ordinary differential equation of the form are obtained using Riccati Technique. The given results are ... -
Oxidative stress as a risk factor of the acrylamide toxicity in the weaning male and female rats
(Elmergib Uinversity, 2016-01)The Swedish National Authority reported the presence of elevated levels of acrylamide (ACR) in certain types of food processed at high temperature. The present study was performed to evaluate the toxicity of ACR in ...