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الآن تُعرض المواد 256 -- 275 من 1691
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Multiple Noises Removal from Computed Tomography (CT) Images
(CEST2018, 2008-09-27)ABSTRACT Noise is seen in images during image acquisition and transmission. This is characterized by noise model. Image enhancement through noise reduction is a fundamental problem in image processing. Noise filtering is ... -
Nanotechnology: Concepts, Importance and the Current State of Scientific Research
(CEST-2018, 2018-09-27)In nowadays, research in nanoscale science has been greatly developing and obtaining more interests. Numerous research activities in the last two decades focus on exploring nanoscience, understanding the fundamentals, and ... -
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 ... -
A New Technique to Encrypt-Decrypt Digital Color Images Using One-Dimensional Matrix
(CEST-2018, 2018-09-27)Due to digital technologies, the usage of images in modern industrial life is increasing rapidly. Therefore, the security of digital image has been a major issue in the modern digital world. Image encryption methods are ... -
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 ... -
Nonlinear Structural Dynamic Response of Multi-Story Buildings Under Seismic Loading
(CEST-2018, 2018-09-27)A study of earthquakes in the world is performed, and also a study of methods of dynamic analysis suitable for use with linear and nonlinear systems is made with a stress on the nonlinear response of buildings due to ... -
A Novel Chaotic Uniform Quantizer for Speech Coding
(CEST-2018, 2018-09-27)Quantization is an essential step in the analog-to-digital conversion process and it is very important in all modern telecommunication systems. In this paper, a novel chaotic uniform quantizer is proposed and its application ... -
A Novel Denoising Method Based on Discrete Linear Chirp Transform
(2020-12-03)Denoising of chirp based signals is a challenging problem in signal processing and communications. In this paper, we propose a suitable denoising algorithm based on the discrete linear chirp transform (DLCT), which provides ... -
Novel Green Photocatalysts Derived from Date Syrup-based biomass/TiO2 for Photocatalytic Oxidation of Methylene Blue Dye in Aqueous Solutions
(CEST-2018, 2018-09-27)This study reports for the first time, development of novel photocatalyst from date syrup-based biomass and TiO2 for photocatalytic oxidation of methylene blue MB dye in wastewaters. The properties of the derived photocatalysts ... -
Novel Green Sorbents Derived from Mesembryanthemum-Based Biomass for Wastewater Treatment Applications
(CEST-2018, 2018-09-27)A great challenge has been done for utilization of natural gas (NG) Biomass-based materials have received much attention recently in both academia and industry. Biomaterials have been widely applied for development of ... -
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. ...