Masters Dissertations : Science: Recent submissions

  • التأثيرات الاحيائية للإشعاع ومعالجة النفايات المشعة 
    علي, مريم يوسف خضر; مشرف, - احمد الحسن الفكي (جامعة السودان للعلوم والتكولوجيا, 2019-08-10)
    هدفت هذه الدراسة إلى معرفة الإشعاع والآثار البيولوجية الضارة الناجمة عنه، كما سلطت الضوء على النفايات المشعة وكيفية التعامل معها والتخلص منها بالطرق السليمة. وأخيراً اقترحت الدراسة معايرة جميع الأجهزة المستخدمة في كافة ...
  • Development and Improvement of Diesel Oil Characteristics for Varied Petrochemical Industries Applications 
    Abd Ellatif, Mugtaba Mohamed Awad; Supervisor, -Elfatih Ahmed Hassan (Sudan University of Science and Technology, 2019-10-20)
    The presence of aromatics in fuel deters ultra-low sulfur fuel production. Consequently the researcher’s interest has involved the de-aromatization of fuels. Dearomatization would ultimately improve the quality of the fuels ...
  • تأثير الإشعاعات النووية المؤينة على جسم الإنسان والوقاية منها 
    حماد, شذى عبدالوهاب; مشرف, -أحمد الحسن الفكي (جامعة السودان للعلوم والتكولوجيا, 2019-08-10)
    تمت دراسة أنواع الأشعة المؤينة ومصادرها واستخدامها وأثارها والوقاية من مخاطرها وقد شملت هذه المصادر مصادر طبيعية وصناعية والنشاط الإشعاعي (ألفا – بيتا – قاما ) كما تم التعرف على كمية الجرع الإشعاعية التي يمكن أن يتعرض لها ...
  • A Study of a Group of Materials Variety, and Methods Used in Fabricating High Critical Temperature Superconductors 
    Haroun, Fadia Faisal; Supervisor, - Mahmoud Hamid Mahmoud Hilo (Sudan University of Science and Technology, 2019-10-20)
    This research is conducted so as to provide information about almost of the researches done so far regarding superconductors and to provide a reference study that can help researchers in the same field of applications. ...
  • Safety system in nuclear reactor 
    Ali, Ahmed Abdalla; Supervisor, - Ahmed Alhassan Alfakki (Sudan University of Science and Technology, 2019-12-10)
    Reactor control and safety systems were discussed with emphasis on safety considerations. Consideration was given to the importance of reactor characteristics, control and safety system characteristics, the operational ...
  • Extraction and Characterization of Hibiscus Sabdariffa L. Red Seeds Oil 
    Mohammed, Manal Abdalla Ahmed; Supervisor, - Kamal Mohamed Saeed (Sudan University of Science and Technology, 2019-10-20)
    This study was aimed to extract the oil from Red Roselle seeds and studying the physicochemical properties of the oil. The seeds were purchased from the local market. The oil was extracted by hexane at 80oC for 6 hours ...
  • Chemical Constituents of Solanum melogena Oil and Its Biological Activity 
    Mohamed, Hiefaa Basher Elhaj; Supervisor, - Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2019-06-10)
    The oil from Solanum melogena was analyzed by GC-MS.The analysis showed 16 components. The major components are : 9,12-Octadecadienoic acid methyl ester (47.38%) , 9-Octadecenoic acid methyl ester (21.71%) , Hexadecanoic ...
  • Chemical Characterization of Constituents of Sesamum indicum Oil and Its Biological Activity 
    Mohamednour, Marwa Babiker Farag; Supervisor, - Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2019-05-10)
    Sesamum indicum oil marketed in Khartoum state (Sudan) was investigated by GC-MS . The analysis revealed the following major constituents : 9- Hexadecanoic acid methyl ester (Z)- (33.70%) 9- Octadecenoic acid (Z)-, ...
  • Investigation of Chemical Constituents of Ocimum basilicum Oil and its Antimicrobial Activity 
    Mohamed, Romesa Mohamed Aldow; Supervisor, - Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2019-07-10)
    The oil extracted from Ocimum basilicum was investigated by GC-MS analysis. The fatty acid content of the oil was determined by retention times and the observed fragmentation pattern. Twenty four components were detected ...
  • Study of the optical properties of aluminum doped Zinc Oxide using Ultra Violet characterization technique 
    Ahmed, Malak Ahmed Omer; Supervisor, - Mahmoud Hamid Mahmoud Hilo (Sudan University of Science and Technology, 2019-01-10)
    In this work, zinc oxide nano particles were synthesized by sol-gel method, from Zinc Acetate dehydrates (ZnC4H6O4). 2H2O, then the aluminum oxide was also prepared by sol-gel method from Aluminum acetate C6H9AlO6. Then ...
  • Physicochemical Analysis of Balanites aegyptica Fruits 
    Bkr, Asmhan Osman Eltaheer; Supervisor, - Omer Adam Mohamed Gibla (Sudan University of Science and Technology, 2018-11-10)
    The aim of this work was to study the physicochemical characteristics of Balanites. aegyptiaca fruits. The analysis included, determination of fruit layers percentage(epicarp, mesocarp, endocarp and kernels), elemental ...
  • بناء وتقدير منظومة المعادلات الآنية للطلب على المحاصيل الزراعية بالتطبيق على القمح والذرة للفترة[2000-2014] 
    عبد القادر, حسنة محمد أحمد الأمين; مشرف, - الطيب عمر أحمد محمد (جامعة السودان للعلوم والتكنولوجيا, 2019-02-10)
    المعادلات الآنية هي مجموعة من النماذج تطبق على علاقات إقتصادية آنية ،أي أكثر من علاقة في آنٍ واحد؛ حيث هدفت الدراسة إلى بناء وتقدير منظومة المعادلات الآنية القياسية للطلب على محصولي القمح والذرة للكشف عن العلاقة السببية ...
  • إستخدام بعض النماذج الاحصائية لتحليل المتغيرات الديمغرافية علي الهجرة 
    إبراهيم, عبد الرحمن مكي محمد; مشرف, - الطيب عمر أحمد محمد (جامعة السودان للعلوم والتكنولوجيا, 2019-01-10)
    هدفت هذه الدراسة الي تحليل بعض المتغيرات الديمغرافية فيما يخص الهجرة بإستخدام بعض المناذج الإحصائية المتثلة في النموذج الأسي ونموذج جومبيرتز والنموذج اللوجستي ومن ثم تحديد أفضل النماذج في تقدير وتصنيف وتحليل تلك المتغيرات ...
  • Electronic Band Structural Calculation of CeCrO3Perovskite Compound as Paramagnetic and ferromagnetic: Density Functional Theory (DFT) Study 
    Brima, Khawla Mohammed Ahmed; Supervisor, -Mubarak Yagoub (Sudan University of Science and Technology, 2019-03-22)
    The perovskite compounds is materials most used in solar cell applications. In this thesis, were studied and calculated electronic band structure of perovskite compound CeCrO3 by using quantum espresso software based on ...
  • المقارنة بين طرق معالجة القيم الشاذة في نموذج الإنحدار الخطي البسيط 
    كوكو, محمد اللين عبدالله; مشرف, -خالد رحمة الله خضر (جامعة السودان للعلوم والتكنولوجيا, 2019-06-25)
    تناولت الدراسه المقارنه بين طرق معالجة القيم الشاذه في نموذج الإنحدار الخطي البسيط . وهدفت إلي عدة اهداف أهمها : إكتشاف القيم الشاذه ، المقارنه بين طرق إكتشاف القيم الشاذه ، معالجة القيم الشاذه بطرق مختلفه هي (طريقة الحذف، ...
  • Using Yukawa Potential and Method of Images to Study Charge Distribution in Conductors 
    Ahmed, Reham Hassp Alrsool Hussain; Supervisor, -Ali Sulaiman Mohamed (Sudan University of Science and Technology, 2019-07-15)
    Various methods to study the electric charge distribution on conductors were presented in details in this thesis. The electrostatic potential is mediated by potential law that varies as Yukawa potential instead of coulomb ...
  • Utilization of Fuzzy Logic Model to forecast Weather 
    Mofarih, Abuzar Ismail; Supervisor, -Altaiyb Omer Ahmed (Sudan University of Science and Technology, 2019-08-15)
    Fuzzy logic is one of the most successful technologies today in the development of complex control systems, including suitable for discretionary processes such as climate and others. The study worked on analyzing the ...
  • Chemical Characterization of Constituents of Coffea arabica Seed Oil and its Biological Activity 
    Alamin, Fatima AlaminKamil; Supervisor, -Mohamed Abdel Karim Mohamed (Sudan University of Science and Technology, 2019-08-05)
    The oil from Coffea Arabica was analyzed by GC-MS.The analysis showed 22 components. The major components are: Hexadecanoic acid, methyl ester (31.84%), 9,12- Octadecadienoic acid (Z,Z)-, methyl ester (%31.46), 9-Octadecanoic ...
  • A Study of Field Line Resonance (FLR) Phenomenon Via in Situ Observations 
    Fedail, Banona Osman Mohammed Ali; Supervisor, -Magdi Elfadil Yousif Suliman (Sudan University of Science and Technology, 2019-08-15)
    In this research field line resonance (FLR) phenomenon have been investigated to occur in earth’s magnetosphere, and that is for a further verification of this phenomenon via data analysis. FLR could be generated in a ...
  • Ground Observations Of Earth’s Magnetic Field to Reveal the Screening Effect of the Ionosphere on Geomagnetic Pulsation 
    Abass, Sabah Ahmed Alshreef; Supervisor, -Magdi Elfadil Yousif Suliman (Sudan University of Science and Technology, 2019-06-10)
    Ultra-Low Frequency (ULF) waves are plasma waves originate in upstream region of the solar wind encountering earth’s magnetic field obstacle. These waves propagate through earth’s magnetosphere to the ground surface of the ...

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