Masters Dissertations : Science: Recent submissions

  • Thermodynamic of Properties of Superconductor 
    Adam, Elsheikh Ibrahim Ahmed; Supervisor, - Mubark Dirar Abd-Alla (Sudan University of Science & Technology, 2018-05-28)
    Super conductors are one of the most important physical properties of Matter. Thus it is very important to direct attention on them. This work aim is to explain some thermodynamic properties of superconductors. The ...
  • Physicochemical characterization of baobab fruits, seeds and oil 
    Osman, Esra Ezeldeen Mohamed; Supervisor, - Omer Adam Mohamed Gibla (Sudan University of Science & Technology, 2018-04-01)
    The aim of this study was the extraction of baobab oil and chemical characterization of the fruits ,seeds and oil. Baobab samples were obtained from Alobayed market(Kordofan).Ash and moisture contents were measured for ...
  • A Study of Some Mechanical Properties of Tyre Rubber Polymer 
    Alfarog, Ibrahim Amin Rizgallah; Supervisor, - Ali Sulaiman Mohamed (Sudan University of Science & Technology, 2018-03-01)
    Some of the mechanical properties of polymer, such as tensile test, creep and swelling, were studied for two types of tire rubber at different concentrations of black carbon(70% ,30%) respectively. In the tensile test, the ...
  • Study of Constituents of Swietenia mahagoni Fixed Oil and Biological Activity of the Oil 
    Mohamed, Suda Kamal Hussain; Supervisor, -Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2017-06-05)
    In this study, the fixed oil of Swietenia mahagoni was extracted from seeds. The oil was analyzed by gas chromatography-mass spectrometry (GC-MS) and 24 components were identified. Major constituents were: 9-octadecenoic ...
  • Characterization of the Major Flavonoid From Acacia nilotica Roots and Constituents of Cassia fistula and Eucalyptus camaldulensis Oils and Their Biological Activity 
    Ali, Hana Khiri Osman; Supervisor, -Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2017-12-25)
    The roots of Acacia nilotica subspecies tomentoza were screened for major secondary metabolites. Phytochemical screening revealed the presence of flavonoids , tannins, steroids and alkaloids. From the roots a flavonoid-compound ...
  • Planck Photon Energy Relation Based on String Theory 
    Awad, Hafsa Mohamed Kheir; Supervisor, -Mubarak Dirar (Sudan University of Science and Technology, 2017-07-03)
    The wave and partite nature of electromagnetic wave were thought to be independent of each other. In this work the string theory can link them with each other. Treating light as vibrating string in free space, a useful ...
  • Monte Carlo Modeling of Fast Neutron Moderating System Suitable For Use in Boron Neutron Capture Therapy 
    Abakar, TahaniAbakar Mohamed; Supervisor, -Nassreldeen Abdelrazig Abdelbar iElsheikh; Co-Supervisor, -AhamedElhassanElfaki (Sudan University of Science and Technology, 2017-11-22)
    There is no one treatment for cancer and the search for ways to combat cancer have led to many different treatments, including surgery, chemotherapy, and radiation therapy. However, these treatments are not always effective, ...
  • Optical Properties of Gold and Silver Nanoparticles 
    Abdalkreem, Talal Mohammedalhassan; Supervisor, -Abd Ellateef Abbass (Sudan University of Science and Technology, 2018-05-15)
    Nobel metals nanoparticles particularly silver (Ag) and gold (Au) exhibit unique and tuneable optical properties owing to localized surface plasmon resonance. This phenomenon occurs when noble metals have size in nanoscale ...
  • Use of Plot Size in Estimation of Crops Yield per feddan In Traditional Rain-fed Sector (Sorghum) at period 2015/2016 
    Siror, Hamza Abdalla; Supervisor, -Amal Alsir Alkhidir (Sudan University of Science and Technology, 2016-09-23)
    The rain-fed traditional represent a big share of area cultivated in the Sudan and characterized by a very complicated situation leads to numbers of problems in agricultural statistics, in respect to area enumeration and ...
  • Effect of Magnetic Field in Traces Elements That in Exist Different Sources of Water 
    Musa, Fatima Al-Zahra Mohamed; Supervisor, -Ahmed Alhassan Alfaki (Sudan University of Science and Technology, 2017-12-10)
    Four different sources of water (Zamzam, Tab, Miner and river) was broughtto study dissolved element in this sources after and before magnetization using XRF Techniques. It was appeared that from analysis of those sources ...
  • Charge Carriers (Electrons and Holes) in Semiconductors 
    Abdelrahman, Nada Hamad Adam; Supervisor, -RawiaAbdelganiElobaid Mohammed (Sudan University of Science & Technology, 2017-05-11)
    Had been calculate the charge carriers concentration(ni) and energy gap (Eg), by indication of change temperature(T) ,know resistance(R0),unknow resistance(Rt)and lengths(L1,L2),where it was found that whenever increase ...
  • Characterization of Physicochemical and Functional Properties of Gamma Irradiated Acacia polyacantha Gum 
    Hesien, Marwa Noraldien Ahmed; Supervisor, -Essa Esmail Mohammad Ahmad (Sudan University of Science & Technology, 2018-01-15)
    The aim of the present study was to examine the effect of gamma radiation doses (10 KGy, 30 KGy and 50 KGy) on the aqueous solutions of A. polyacantha gum samples having different concentrations; 10, 30, and 50% (w/v). The ...
  • Foaming Fractionation and Physicochemical Characterization of Azadrakhta indicia Gum 
    Ahmed, Nedal Ahmed Saeed; Supervisor, -Mohammed El Mubarak Osman (Sudan University of Science & Technology, 2017-02-13)
    In this research from Azadirachta Indica (Wild) , neem gum was fractionated by foaming method into two fractions, high protein fraction (HPF) that represents 65% of the weight gum and a low protein fraction (LPF) which ...
  • Numerical Computations for Some Boundary Value Problems using Finite Element Method 
    AL-gonaid, Suaad Abdullah Hashem Qassem; Supervisor, - Mohamed Hassan Mohamed Khabir (Sudan University of Science and Technology, 2018-01-10)
    The finite element method (FEM) is a computational technique for obtaining approximate solutions to the differential equations that arise in scientific and engineering applications. Rather than approximating the differential ...
  • Improving Vacuum Stability in Extra Dimension Model: Brane Localized Fields 
    Elhassan, Rowa Mahjoub Yahia; Supervisor, -Ammar I. Abdalgabar (Sudan University of Science & Technology, 2018-03-08)
    In this dissertation, the vacuum stability in Extra Dimensions was studied. We have studied the renormalization e ects of the Higgs self coupling in a ve-dimensional model where the gauge boson elds assumed to propagate ...
  • Extraction and Determination of Physicochemical Characteristics Oil from Prosopis juliflora (Mesquite) Seeds 
    Bakhit, Anwar Mohamed Zakarea; Supervisor, -Elfatih Ahmed Hassan (Sudan University of Science & Technology, 2018-03-12)
    In this study, Prosopis juliflora (mesquite) Seeds oil was extracted using normal hexane. The oil content on the seeds was found to be 3% w/w. The extracted oil was determined physicochemical properties. Prosopis ...
  • Investigation of Some Chemical Constituents of Libyan Arum cyreniacum 
    Abdalla, Fatima Elsharif Saad; Supervisor, - Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2018-02-10)
    The whole plant of Arum cyrenaicum was screened for major secondary metabolites. The screening revealed the presence of flavonoids, sterols , terpenes, glycosides , alkaloids and iridoids. Saponins, tannins and anthraquinones ...
  • Calculating the Energy Gab of Photo Resistance Using Temperature Variation 
    Abdellatif, Ahmed Adeel Ahmed; Supervisor, - Amel Aballah Ahmed Elfaki (Sudan University of Science and Technology, 2018-03-10)
    In this thesis photo resistor (CdS) was used to calculate the energy gab using simple electrical method, it was found that to be and and electrical conductivity of photo resistor equal to and (I.V) characteristic was ...
  • Effect of Geomagnetic Disturbances on Electric Transformers Located at a Geomagnetic Low Latitude 
    Abdel Salam, Eshraga Adel Altyp; Supervisor, -Magdi Elfadil Yousif (Sudan University of Science and Technology, 2018-02-25)
    Space weather has been a task of research in modern fields of science; therefore, our recent technology is certainly influenced by impact of space weather particularly in satellites, spaceborne systems. Moreover, space ...
  • Studying of optical Characteristics of Silicon Dioxide in Nano-size 
    Ahmed, Mugahid Mohamed Elhadi; Supervisor, -Rawia Abdelgani Elobaid Mohammed (Sudan University of Science and Technology, 2017-12-16)
    Silicon dioxide nanoparticles, also known as silica nanoparticles or Nano-silica, are the basis for a great deal of biomedical research due to their stability, low toxicity and ability to be functionalized with a range of ...

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