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College of Science: Recent submissions
Now showing items 441-460 of 1856
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(Sudan University of Science and Technology, 2018-10-10)The aim of this project is to produce two types of black shoe polish,one for cleaning the shoes and the second for shining it. The two types have been produced from the Activated Carbon as colorant agent, Acacia senegal ...
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(Sudan University of Science and Technology, 2019-01-10)This study focused on the exploration of chromium metal and its use in the industriesthat are selected for its utmost importance. In this study, glowing X-ray techniques were used to determine the concentration of chromium ...
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(Sudan University of Science and Technology, 2018-10-10)The aim of this study was to determine some micronutrients in traditional Sudanese food. Fifteen different samples were collected from Algazira and Khartoum states markets. The samples included aradeib, karkady, doum, ...
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(Sudan University of Science and Technology, 2018-01-10)Complex analysis and conformal mapping play a central role in mathematical sciences and theoretical physics. The traditional applications include differential equations, harmonic analysis, potential theory and fluid ...
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(Sudan University of Science and Technology, 2018-11-10)Extraction of the fruit of Amomum sublatum with 90% ethanol gave a crude product , which was fractionated over silica gel plates to afford a chromatographically pure flavonoid- compound I. The structure of the isolated ...
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(Sudan University of Science and Technology, 2019-02-10)The soliton concept has been established in several areas of applied science, and many of dynamical systems. The aim of this work is to use the theory of soliton to describe some physical phenomena concerning radiation and ...
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(Sudan University of Science and Technology, 2019-01-10)The aim of this study was to measure sodium adsorption ratio (SAR) and minerals content for irrigation water and soil samples at AlSeleit Agricultural Scheme. Soil samples were collected from different parts of the scheme ...
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دراسة مقارنة لطرق التقدير باستخدام حجم العينة , المتوسط و الانحراف المعياري للعينة العشوائية البسيطة (جامعة السودان للعلوم والتكنولوجيا, 2018-07-10)في هذه الدراسة تناولنا مقارنة بين طرق التقدير للعينات العشوائية و أثر حجم العينة والمتوسط والانحراف المعياري على صحتها, وخصينا موضوع الدراسة للعينة العشوائية البسيطة ,حيث وضحنا اثر هذه العوامل على اختيار ايهما افضل و ادق ...
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(Sudan University of Science and Technology, 2018-09-10)Seeds of Nigella sativa L., commonly known as black seed, have been used in traditional medicine. A proximate analyzes of Nigella seeds were determined. Physical and chemical analyses of the crude oils extracted from the ...
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(جامعة السودان للعلوم والتكنولوجيا, 2019-02-10)هدف البحث الى تحديد أهم المتغيرات التي أدت إلى تفاقم مشكلة الفقر في السودان، وتمثلت مشكلة البحث في المتغيرات المؤثرة على الفقر في السودان خلال الفترة (1990 –2014 م). إفترض البحث أن ظاهرة الفقر في السودان تتأثر بعدد من ...
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(Sudan University of Science and Technology, 2019-03-10)Adomian analytical decomposition method is one of the important method in solving integral and differential equations. In this study we handled the analysis of the method and then the solution of Volterra integral ...
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(Sudan University of Science and Technology, 2019-03-10)Quinoline derivatives are very important in synthetic medicinal chemistry because of their wide biological range in natural products and drugs; this importance led to consider the activity of newly designed and synthesized ...
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(Sudan University of Science and Technology, 2019-01-10)This study aimed to identify the heavy metals in cosmetics powder using the Inductively Coupled Plasma / Optical Emission Spectroscopy technique (ICP-OES). This method gives a clear picture of the powder ingredients of ...
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(Sudan University of Science and Technology, 2019-02-10)The aim of this study was to determine the Residual Sodium Carbonate value for evaluating irrigation water quality and soil characteristics in Elsaggai agricultural Scheme at Khartoum North (Sudan). pH value and electrical ...
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(Sudan University of Science and Technology, 2018-11-10)In this work, we investigated the effect of magnetic field Intensity on Dye Solar Cells that made from 15 samples in three groups by three different dyes (Rhodamine B, Coumarin 500 and Eriochrome black T) when effect by ...
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(Sudan University of Science and Technology, 2018-10-10)The results of this study were carried out to determine the composition of the uranium element in the Nuba Mountains area in Southern Kordofan region in the regions of Mount Uro and Mount Kurn. Forty samples were collected ...
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(Sudan University of Science and Technology, 2016-11-10)We show that if a pair of weights (u,υ) satisfies a sharp Ap - bump condition in the scale of all log bumps certain loglog bumps , then Haar shifts map L^p (υ) into L^p (u) with a constant quadratic in the complexity ...
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(Sudan University of Science and Technology, 2018-12-10)The seeds from Adansonia digitata (Baobab) were subjected to standard chemical analysis to evaluate their properties. The physicochemically properties of Hexane extracted oil and its biodiesel were also characterized. ...
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(Sudan University of Science and Technology, 2018-06-10)We show the decompositions of Besov-Hausdorff and Triebel-Lizorkin-Hausdorff spaces. We also show the characterizations of Besov-Lipschitz, Besov-Morrey and Triebel-Lizorkin-Morrey spaces by maximal functions, local mean ...
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(Sudan University of Science and Technology, 2018-09-26)Copper (II) oxide /water nanofluid was prepared in two steps by using wet chemical method to prepare copper oxide nanoparticles and ultrasonic vibration for dispersing nanoparticles into de-ionized water. The characterization ...
Now showing items 441-460 of 1856
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