College of Science: Recent submissions

  • APPLICATION OF DIFFERENTIAL FORMS TO MAXWELL’S EQUATIONS 
    Salih, Mohammed Yousif Abrahim (Sudan University of Science and Technology, 2010-12-01)
    In this research we discussed the application of differential form to Maxwell’s equations. Maxwell's equations, which depict classical electromagnetic theory, are pulled apart and brought together into a modern ...
  • Role of Phase between the External and Internal Electric Field in Wave Amplification 
    Ahamed, Almahdi Ali Alhaj (Sudan University of Science & Technology, 2011-04-01)
    In this work amplification of electromagnetic waves is related to the phase between the external and internal field. It is shown that amplification exists when the external and internal fields are in phase. When the two ...
  • Differential Transform Method for Solving Differential Equations 
    ElZaki, Salih Mohamed Zain (Sudan University Of Science and Technology, 2011-01-01)
    A technique for calculating one, two, and three dimensional transform method (D T M) introduced. The differential transform method is applied to solve the general Lotka –volterra model, and is also applied to Fred holm ...
  • دورة الــــوقـود النـووي : المشـاكل و الحـلـول 
    عبد الله, خالد الرشيد محمد (جامعة السودان للعلوم والتكنولوجيا, 2011-03-01)
    استطاع تدوير الوقود النووي أن يقلل من كميات الوقود المستنفد الذي شغل العاملون في مجال الوقاية من الإشعاع، وذلك بصرف مبالغ طائلة في هندسة وتصميم المواقع التي يدفن فيها الوقود المستنفد وترحيله . وذلك التخزين يكون لفترات طويلة ...
  • دراســــــــة عـــــــــن دورة النيوترونـات في المفاعــــــــــــــلات النوويـــــــــــــــــة 
    آدم, نورالدين إدريس فضل (جامعة السودان للعلوم والتكنولوجيا, 2011-03-01)
    تناول البحث فهم طبيعة النيوترون والاطلاع على مصادره وتوصيف دورة النيوترونات كأساس لعمل المفاعل النووي ومعرفة الحسابات اللازمة للمحافظة على استمرار الإنشطار النووي ، كما هدفت أيضاً إلى فهم عملية تهدئة النيوترونات والتعرَف ...
  • ضبط جودة استخدام أجهزة الأشعة السينية 
    حمـــــــــاد, رحاب إبراهيم (جامعة السودان للعلوم والتكنولوجيا, 2011-04-01)
    تناول البحث عملية ضبط جودة إستخدام أجهزة الأشعة السينية وهي إجراء الأختبارات الروتينية والخاصة , تطبيق قواعد الوقاية الإشعاعية ,قياس الجرعات الشخصية للعاملين ,إستخدام أجهزة الأمان ,تدريع غرف الأشعة للمحافظة على سلامة المرضى ...
  • الخصائص المائعية للكون وتكوين المجرات 
    محمد, معز عبد الفتاح إبراهيم (2011-07-01)
    لقد دُرس السلوك الحركي للكون ( أي توسعه ) في هذا البحث بإعتباره مائعاً كثافته ، عند ضفط ، وسرعة ويكون واقعاً تحت تأثير مجال تثاقلي . وأستخلصت معادلة الجريان إنطلاقاً من تعريف الدالة : ، وفُسر تكوين المجرات من فهمه الحركة ...
  • قيـــاس الأداء لقطــاع التعـليــم العالــي باســتخدام تحليل مغلــف البيــانــات 
    إبراهيم, ولاء يس الحاج محمد (جامعة السودان للعلوم والتكنولوجيا, 2011-01-01)
    يهدف هذا البحث إلي إستخدام أحد الأساليب الكمية الحديثة والمسمى بأسلوب تحليل مغلف البيانات فى قياس الكفاءة الداخلية النسبية لجامعة السودان. وقد تم إستخدام عدد الأساتذة, عدد الطلبة المسجلين وعدد الساعات المعتمدة كمدخلات ...
  • Approximately Finite Dimensional with Differentiability of Lipschitz Functions on Banach Spaces and Point Spectra of Power Bounded Operators. 
    HAMED, AHMED ALNAJI ABASHER (Sudan University of Science and Technology, 2011-06-01)
    We show some Banach spaces of measurable operator-valued functions and established an interpolation formula for the measure of noncompactness. We study the spectral theory of ordered pairs of the linear operators on the ...
  • Efficiency calculation of the Silicon Solar Module under the Standard Test Condition using Computational Program 
    Babiker, Hajir Siddig (Sudan University Of Science & Technolog, 2011-08-01)
    This research the computational program (Java) was used to calculate the efficiency of the silicon solar module under the standard test condition (STC), STC specifies a temperature = (25ºC), an irradiance = (1000w/ m2), ...
  • Determination of Bromate Residue in Some Baked Products in Khartoum State 
    Mohammed, Nehal Faroug Alshiekh (Sudan University of Science & Technology, 2011-12-01)
    This study was carried to determine the bromate residue in some baked products (cake and dry bread (gargosh) in Khartoum state samples were collected from the three towns (Khartoum, Khartoum north and Omdurman). The ...
  • Potential vorticity of gravity currents in rectangular rotating channels 
    Mohammad, Osman Mohammad Abdulla (Sudan University of Science and Technolohy, 2011-08-01)
    An extension to the energy-conserving theory of gravity currents in rectangular rotating channels is presented, in which an upstream potential vorticity boundary condition in the current is applied. It is assumed that ...
  • Radioactive Wastes, their Management and Effects on Environment 
    Zayed, Elsharifa Maryam Omar (Sudan University Of Science & Technology, 2011-07-01)
    This study aims to study radioactive waste and its effects on the environment with special emphasis on health of human being. This study included different definitions of radioactive waste, and its classifications ...
  • Isolation and Identification of Alkaloids of Stem bark and Leaves of Erythrina abyssinica Lam. 
    Ali, Ahmed Gadim Mohamed (2011-09-01)
    The present study aimed to isolate and identify the alkaloid constituents of stem bark, and leaves, of Erythrina abyssinica Lam.; leguminosae family (Fabaceae) growing in Sudan. A comparative phytochemical screening was ...
  • Characterization and Thermodynamic Properties of Acacia Oerfota Gum 
    NASR, MAKKA HASHIM AHMED (SUDAN UNIVERSITY OF SCIENCE AND TECHNOLOGY, 2011-03-01)
    The physiochemical properties of Acacia Oerfota (old name A. Nubica) gum were studied. They include: moisture, ash, nitrogen hence the protein, pH value, specific optical rotation, acid equivalent and accordingly uronic ...
  • Study of the Modified Decomposition Method for Solving Partial Differential Equations with Application to Luikov’s System 
    Rabie, Mohammed Elamin Ahmed (2011-01-01)
    In this dissertation we study the solution of system of partial differential equations (SPDE) using Adomian decomposition method (ADM) and modified decomposition (MD) and we compared between the results of the two methods. ...
  • Plancherel –Type Estimates and Operator-Valued Fourier Multipliers of and Sobolev Spaces 
    Mohammed, Adam Mohammed Ali (2011-05-01)
    We show basic characterizations of Hilbert spaces and the vector –valued Littlewood-Paley and Fourier multipliers theorems. We also show the operator-valued Fourier multiplier theorem and maximal regularity .We study the ...
  • A Study of Some Problems in Advanced Complex Variable Theory 
    Eltegani, Mutaz Mohammed Elbagir (Sudan University of Science & Technology, 2011-01-01)
    In this research we studyed some problems in advanced complex variable theory, which include functional coincidence, analytical cointinuation, poles and zeros, the argument principle, and the gamma function. In chapter ...
  • Identification and treatment of corrosion as a hazard in power plants in Sudan 
    Ahmed, Hamza Atta Elfadeel Ali (Sudan University of science and Technology, 2011-05-01)
    In this study, problems of corrosion and environmental hazards affecting the electrical power generation plants and the surrounding areas were undertaken. In addition, gas turbines’ hot Gas Path Parts Failure due to hot ...
  • On some Applications of stochastic differential equations 
    Haroun, Nageeb Abdallah Hamed (Sudan University of Science & Technology, 2011-06-01)
    Abstract In this research we have studied stochastic differential equation which came to address: On some application of stochastic differential equations. Namely Ito formula with some examples coming through theorems ...

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