College of Science: Recent submissions

  • NEW STATISTICAL AND RELIABILITY MODELS WITH APPLICATIONS 
    Al-Maflehi, Nassr; Supervisor, - Mohemed Kayid (Sudan University of Science and Technology, 2020-01-10)
    In the context of the lifetime data analysis, some models consider the assumption of the proportional hazard rate or the assumption of the proportional mean residual life. The foregoing models have developed rapidly in ...
  • DetermineTheDepth of The Gaps and Cracks in The Concrete Using UltrasonicTesting 
    Omer, Hussein Mohammed Ali; Supervisor, - Nafisa Badr Eldeen (Sudan University of Science and Technology, 2020-01-10)
    This study discusses the use of ultrasound device to determinethedepthofgapsandcracksinconcrete,thestudy included four concrete samples with specifications and known dimensions, two samples were used to perform ultrasound ...
  • Water Quality Assessment of Selected Hand-Dug Wells Situated Near Dumpsites in Parts of Bauchi Metropolis, Bauchi State, Northeastern-Nigeria 
    Muhammad, YUSUF Usman; Supervisor, - Abdelatif Mokhtar Ahmed (Sudan University of Science and Technology, 2020-01-10)
    The purpose of this research is to assess the water quality of some selected hand-dug wells situated close to refuse dumps in parts of Bauchi metropolis. Quality of the water sources will determine their suitability to ...
  • The Effect of Changing Solvent, Dyes and ZnO Nanosize On The Performance of ZnO Solar Cell 
    Abdelmagid, Asia GamarEldawla EL-Tayeb; Supervisor, - Mubarak Dirar Abd-alla (Sudan University of Science and Technology, 2019-02-10)
    The effect of different solvents on Zinc Oxide based Dye Sensitized Solar Cells (DSSC) with Nile Blue were studied. The performance of solar cells with on (FTO/ ZnO/ Blue Nile dye /FTO+ graphite and Iodine ) structures ...
  • تقييم الاثر البيئي لتراكيز الملوثات الضارة وتأثيرها على الحياة 
    العسافي, مصطفى شهاب حمد; مشرف, - احمد الحسن الفكي (جامعة السودان للعلوم والتكولوجيا, 2020-01-10)
    ان ظاهرة التلوث تعد من الظواهر الخطيرة على العنصر البشري وكافة الكائنات الحية , حيث ان الانسان يساهم في هذا التلوث بشكل كبير عن طريق الصناعة والزراعة ومياه الصرف الصحي والمخلفات النفطية والمواد المشعة وعوادم السيارات والكثير ...
  • Gamma Rays Induced Effects on the Performance of Silicon Solar Cells 
    Konda, Afraa Khamies Kajo; Supervisor, -Ahmed Alhassan Alfaki Idris; Co-Supervisor, -Nassreldeen Abdelrazig Abdelbari Elsheikh (Sudan University of Science and Technology, 2019-12-12)
    This work explores the effects of 60Co and 137Cs γ-irradiation on the Photovoltaic parameters of mono-crystalline silicon solar cells. Two suitable (light source- solar cell) geometry were instrumented. They consist of ...
  • Enhancement of the Physical and Molecular Properties of Sudanese Crude Oil (Rawat) Using Solvent Dewaxing Process 
    Mohammed, Mahjoub Ahmed Mahjoub; Supervisor, -El-mugdad Ahmed Ali Khalid; Co-Supervisor, -Magdy Tadrous Zaky; Co-Supervisor, -Fathi Samir Soliman Ibrahim (Sudan University of Science and Technology, 2019-12-24)
    This study was conducted to treat the Sudanese crude oil from Rawat area southwest of Kosti which has a high wax content of 26.3% by weight and pour point 54°C, in order to remove the wax and to reduce the pour point and ...
  • Efficiency of Solar Cell Made By Using Doped Gum Arabic Copper Oxide Nanostructured Thin Film 
    Awad Elkareem, Alobid Ali Khalid; Supervisor, -Mubarak Dirar Abdallah yagub; Co-Supervisor, -Rawia Abdelgani Elobaid Mohammed (Sudan University of Science and Technology, 2019-12-09)
    Gum Arabic doped with CuO based Dye Sensitized Solar Cells (DSSC) with five type of dye (Coumarin 500, Ecrchrom Black, Rhodamin B, DDTTCI and Nile blue) were fabricated on ITO glass and silver.5 additional samples were ...
  • Isolation and Characterization of Flavonoids From Weltheria indica , Cistanch phelypea and Fagonia critica and Their Biological Activity 
    Mohamed, Nousiba Mohamed Ahmed; Supervisor, -Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2019-09-06)
    This study was carried out to investigate the flavonoids three key species in Sudanese traditional medicine: Wetheria indica , Cistanch phelypea and Fagonia critica. Three flavonoids ,one flavonoid from each plant, have ...
  • The (G0=G)expansion method for solving the time dependent boundary layer 
    Omer, Eisa Ahmed Bshir; Supervisor, -Osman Mohammed El Mekki (Sudan University of Science and Technology, 2020-01-06)
    The problem of the time dependent boundary layer is important for its applications in several areas, and many methods have been used to solve it. The objective of this research is to apply the (G\G) -expansion method ...
  • A Comparative Study of Parametric and Non- Parametric Survival Analysis Models for Breast Cancer Patients 
    Mamour, Elsamoual Mohammed Kurtokeila; Supervisor, -Hamza Ibrahim Hamza; Co-Supervisor, -Amal Alsir Alkhidir (Sudan University of Science and Technology, 2019-12-12)
    The study dealt with the problem of determining an appropriate survival model for breast cancer patients data based on the distribution of survival time, where breast cancer is one of the most common causes of ...
  • Synthesis, Characterization and Biological Activity of some Schiff Base Ligands Derived from Dimedone and some of their Metal Complexes 
    Abdelmageed, Amna Alameldeen Hassan; Supervisor, -Elmugdad Ahmed Ali; Co-Supervisor, -Mohammed Suleiman Ali (Sudan University of Science and Technology, 2019-11-06)
    This work dealt with the Synthesis, Characterization, Biological Activity of Some Schiff Base Ligands (Derived from Dimedone) and Some of their Metal Complexes. The Schiff base ligands synthesized were (3,3- dimethyl-5(p ...
  • The Effect of Different Concentrations of Copper Oxide and Zinc Oxide on the Performance of Polymer Solar Cells 
    Mokhtar, Khadija Mohamed Fadol; Supervisor, -Mubarak Dirar Abdallah; Co-Supervisor, -RawiaAbdElganiElobaid Mohammed (Sudan University of Science and Technology, 2019-11-05)
    The aim of this study is to investigate the effect of zinc oxide and copper oxide concentration on polymer solar cell performance. A layer of polymer with concentration of 0.2 ml gram/ml was deposited on the ITO glass. ...
  • Extraction, Characterization and Antimicrobial Activity of Tamarindus Indica Furit, Seed and Oil 
    Altyb, Homira Hyder Ahmed; Supervisor, -Mohamed Suleiman Ali (Sudan University of Science and Technology, 2020-02-05)
    The aim of this study was the isolation andcharacterizationof tamarind oil from its seeds. Tamarind samples were obtained from Ali Ibrahim shop for tamarind juice. Ash moisture and protein contents were measured for the ...
  • Development and Validation of an Assay for Orphenadrine Citrate and Acetaminophen in Besodol Tablet 
    Hamid, Mohammed Ahmed Dood; Supervisor, -Mohamed Suleiman Ali (Sudan University of Science and Technology, 2019-12-05)
    At the present work a simple, precise, accurate and economical reverse phase HPLC with UV detector method, was developed and validated for the simultaneous determination of acetaminophen and orphenadrine citrate in ...
  • Identification of Some Carcinogenic Compounds in Nicotiana rustica (Toombak) leaves 
    Mohamed, Sana Balal Saad; Supervisor, -Elmugdad Ahmed Ali (Sudan University of Science and Technology, 2020-02-16)
    Tobacco used for manufacturing of toombak is species of Nicotiana rustica leaves. Tobacco ( Nicotiana rustica) contains carcinogenic N –nitrosamines. these are formed by N-nitrosation of the major tobacco alkaloids( ...
  • A Study of the Major Flavonoid of Mitragyna inermis Stem Bark 
    Ahmed, Wala-Aldein Salah –Aldein Osman; Supervisor, -Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2019-11-23)
    In our search for structurally and biological interesting compounds from plants growing in Sudan, a flavonoid has been isolated from Mitragyna inermis barks. This plant is used in many countries by traditional medicine ...
  • Measure the Concentration of Natural Radioactive Substances in the Soil of the Local Port Sudan 
    Idress, Nora Mohammed Osman; Supervisor, -RawiaAbdElganiElobaid Mohammed (Sudan University of Science and Technology, 2020-01-23)
    Natural radioactivity in soil represents source of continuous exposure to human beings. The aim of this study is to measure the activity concentration as well as the absorbed dose and annual effective dose of the naturally ...
  • A Comparative Study between Processed and Foam Purified Gum Arabic Var. Senegal 
    Mohamed, Sara Suliman Elmubark; Supervisor, -Mohammed El Mubark Osman (Sudan University of Science and Technology, 2017-10-09)
    Physicochemical properties of Acacia Senegal var Senegal gum purified by foaming and processed gum (ELNsr) samples were studied. The results showed that the moisture content, ash, nitrogen, protein, viscosity, specific ...
  • Symmetry Methods in Lagrangian and Hamiltonian Systems 
    Ali, Idris Hussein Gamar; Supervisor, - Mohamed Ali Bashir (Sudan University of Science and Technology, 2019-12-10)
    The aim of this research is to discuss and study symmetries of Lagrangian and Hamiltonian systems using Lie algebra of the symmetry Lie groups. In particular conservation laws for invariant variational based on Noether ...

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