College of Science: Recent submissions

  • Characterization of Flavonoids from Detarium senegalense Stem and Their Biological Activity 
    Osman, Sakiena Abd Elmageed Fageer; Supervisor, - Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2016-11-10)
    Stems of Detarium senegalense were screened for secondary metabolites. Phytochemical screening revealed the presence of steroids, triterpenes, flavonoids, tannins, saponins , anthraquinones and cyanogenic glycosides. ...
  • xplanation of Cuo Superconducting Phase Diagram by using Schrödinger Temperature Dependent Quantum Equation 
    Mohammed, Abuobeida Abdalla Abaker; Supervisor, - Mubark Dirar Abdallah (Sudan University of Science and Technology, 2017-02-10)
    Quantum temperature dependence Schrodinger equation is used to describe copper oxide phase diagram for superconducting material. The equation for quantum resistance is used to find a useful equation for critical temperature ...
  • إستخدام معادلة شرودنجر لإيجاد الطاقة النانوية الكروية والمكعبة 
    محمد, سارة احمد مدني; مشرف, - مبارك درار عبد الله (جامعة السودان للعلوم والتكنولوجيا, 2017-01-10)
    تم إستخدام معادلة شرودنجر لإيجاد الطاقة النانوية الكروية والمكعبة واستخدمت علاقات الطاقه هذه مع علاقات معامل تضخيم الانقلاب السكاني لايجاد شروط التضخيم للجسيم النانوي ووجد أن معامل التضخيم يعتمد على الحجم النانوي الكروي والمكعب .
  • The Development of Solar Cells Technology 
    El-Emam, Zainab Siddeg Mohammed; Supervisor, - Sawsan Ahmed Elhouri Ahmed (Sudan University of Science and Technology, 2017-01-10)
    Solar Energy is becoming a very recognized and reliable alternative source. The challenge is the very high cost of fabrication so; many studies were done in the field as a result there is new direction in this aspect. It ...
  • Dynamical Systems on Clifford and Ka ̈hler Manifolds 
    Gebreel, Gebreel Mohammed Khur Baba; Supervisor, - Mohammad Ali Bashir (Sudan University of Science and Technology, 2017-03-10)
    Dynamical Systems is the study of the long-term behavior of evolving systems. In this research we studied Lagrangian and Hamiltonian Dynamical systems using Clifford Ka ̈hler manifolds. The Clifford Ka ̈hler analogue of ...
  • Gauge Coupling Constants Unification In Extra Dimension Model 
    Abdelraheam, Rowyda Malek Mohammed; Supervisor, - Ammar Ibrahim Abdalgabar (Sudan University of Science and Technology, 2017-02-10)
    In this thesis, the one loop renormalization group equations for the gauge couplings in the standard model and universal extra dimension were calculated. The universal extra dimension model compactified on the orbifold ...
  • Exploring of some new particles in Extra dimension model 
    Sud Ahmed, Roaa Kheder; Supervisor, - Ammar Ibrahim Abdalgabar Khartoum, (Sudan University of Science and Technology, 2017-02-10)
    It is an intriguing possibility that our universe may consist of more than three spatial dimensions, compactified on such a small scale that they are so far have not seen (escaped detection). This compactification will ...
  • Hadamard Powers with Loewner Chains and Nevanlinna Representations in Several Variables 
    Abdelkhaleg, Alkhair khader Fadallah; Supervisor, - Shawgy Hussein Abdalla (Sudan University of Science and Technology, 2016-11-10)
    We study upper bounds on the Schur multiplier norm of Loewner matrices for concave and convex functions. Bracci, Graham, Hamada, and Kohr developed a new method to construct Loewner chains, by considering variations of ...
  • Additive Maps and a Criterion for Integrability with Quasi-Compact Endomorphisms 
    Ahmed, Ali Ebead Ali; Supervisor, - Shawgy Hussein Abdalla (Sudan University of Science and Technology, 2016-12-10)
    We show that Φ preserves zero products in both directions if and only if Φ is either an isomorphism or a conjugate isomorphism .We arrive at the same conclusion for an arbitraryunital, complex Banach algebra, by imposing ...
  • SPECTROPHOTOMETRIC AND SPECTROFLUORIMETRIC METHODS FOR THE DETERMINATION OF THIAMINE IN PHARMACEUTICAL FORMULATIONS 
    Abdel Rahman, Sulafa Tageldin; Supervisor, - Abdalla Ahmed Elbashir (Sudan University of Science and Technology, 2016-11-10)
    The objective of this research is to develop and validate simple and cheap method for determination of Thiamine (vitamin B1) in pharmaceutical formulation by means of Spectrophotometry and Spectrofluorimety. This goal has ...
  • Spectroscopic Studies of the Main Flavonoid in Camellia sinensis Leaves 
    Rustom, Hind Abdelhamid Hussein; Supervisor, - Kamal Mohammed Saeed (Sudan University of Science and Technology, 2017-01-10)
    The leaves of Camellia sinensis were extracted with 95% ethanol at room temperature. Phytochemical screening (qualitative tests) of the alcoholic extract of the leaves of Camellia sinensis revealed the presence of flavonoids, ...
  • Removal of Heavy Metals from Oil Fields Drilling Mud Wastewater Using Zeolite 
    Yasin, Sahl Ibrahim Bakhit; Supervisor, - Elmugdad Ahmed Ali; Co-Supervisor, - Adil Elhag Ahmed (Sudan University of Science and Technology, 2017-01-10)
    The aim of this research work was to study the potential capability of zeolites and kaolin to remove some, heavy, metals from drilling mud wastewater. Four samples were used, (three zeolites and one kaolin). Two natural ...
  • دراسة الخصائص البصرية للأغشية الرقيقة المستخدمة في تكنولوجيا النانو 
    عبد الرحيم, تماضر المرضي البشير; مشرف, - راوية عبد الغني (جامعة السودان للعلوم والتكنولوجيا, 2016-12-10)
    تم تحضير أربعة نماذج بوضع نقاط معينه من محلول البوليمرس (بولي فينيلين) في جهاز يسمي جهاز الطلاء عن طريق التدويم باختلاف في الجهد والتيار لكل عينة من الاخري في زمن دوران محدد( دقيقة واحدة ) حيث وضعت القواعد الزجاجية في ...
  • Twistor Space and Its Applications 
    Ahmed, Yasmeen Sirag Osman Mohammed; Supervisor, - Mohammed Ali Bashir (Sudan University of Science and Technology, 2017-03-10)
    We formulated space-time in terms of twistors. In this formulation the points of space-time (events) are derived from twistors. So twistors are shown to be the primitive objects from which all concepts of spacetime arise. ...
  • Study on the Effect of Bending Optical Fiber and Temperature on the output of Laser Intensity 
    Adam, Adam Abdallah Kheralla; Supervisor, - Amel Abdallah Ahmed Alfakey (Sudan University of Science and Technology, 2017-01-10)
    Studying the effect of bending angle of fiber optics and the effect of temperature on laser intensity were performed. The results obtained were analyzed and found that; the increasing of bending angle decreases the output ...
  • A Review of Climate Changes Due to The Global Worming 
    Doshi, Eshraga Mutasim; Supervisor, - Sawsan Ahmed Elhouri Ahmed (Sudan University of Science and Technology, 2016-12-10)
    In this research we studied the global warming by knowing the definition, and the causes. This research covers the Earth's atmosphere in details and the gases in each layer. Also the physical properties (pressure, thickness, ...
  • Shading Effect on Solar Cell Efficiency 
    Mohammed, Gada Ahmed Abdalla; Supervisor, - Abdelnabi Ali Alamean (Sudan University of Science and Technology, 2017-02-10)
    The shadowing effect of photovoltaic's modules has a devastating impact on their performances since any shadow is able to keep down the electricity production. Therefore in the recent years new technologies and devices ...
  • Increasing The Electrical Conductivity of the semiconductor by Doping and Heating 
    Diab, Seddega Mohammed Noor; Supervisor, - Ahmed ELhassan ELfaki (Sudan University of Science and Technology, 2017-01-10)
    In this research was done discussion of the semiconductor by details whence structure, refinement, types and conductivity. And charge carrier properties whence density, effective mass, and concentration in intrinsic and ...
  • A Comparative Study of Base Oil Solvent Neutral SN 150 from Different Sources 
    Alim, Amjed Makawei Mohammed Ahmed; Supervisor, - Mohammed Suleiman Ali Eltoum (Sudan University of Science and Technology, 2017-02-10)
    This study is designed to compare two samples of base oil solvent neutral (SN 150) from different sources to show which source of base oil is better than the other according to the specifications of the base oil. Some of ...
  • Isotope Superconducting Effect Explanation on the Basis of Plasma Quantum Model 
    Abu Alhassan, Mougahed Altayeb Mohamed Ahmed; Supervisor, - Mubarak Dirar Abd-Allaa (Sudan University of Science and Technology, 2016-11-10)
    Recently some researchers used plasma equation to derive useful energy equation accounting for the thermal energy. This equation is utilized to derive temperature dependent Schrodinger equation. In this work this temperature ...

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