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College of Science: Recent submissions
Now showing items 541-560 of 1856
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(Sudan University of Science and Technology, 2018-02-10)We study the spectral properties and complemented invariant subspaces in the Bergman spaces having the codimension two property and also with the spectra of some translation and fiber dimension for invariant subspaces. We ...
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(Sudan University of Science and Technology, 2018-03-10)Euler-Lagrangian formalism was utilized in this work to obtain Schrödinger, Klein-Gordon and Dirac equation for frictional medium. Fortunately these equations are typical to that obtained by others. These equations were ...
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(Sudan University of Science and Technology, 2018-02-10)This study aims to identify a sustainable source of energy from natural and environment friendly resources. Karaya seeds were used as a biodiesel feedstock, and were collected form Al-Azaza Forest east of Al-Rusaires city ...
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(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 ...
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(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 ...
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(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 ...
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(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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Determination of Heavy Metals present in Amalgamation Tailings of Traditional Gold Mining In Sudan (Sudan University of Science & Technology, 2017-11-13)Currently, the traditional gold mining in Sudan becomes one of the primary resources of the economics. The major aim of the present study was to physico-chemically characterize the amalgamation tailing samples (locally ...
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(جامعة السودان للعلوم والتكنولوجيا, 2017-12-27)Silicon dioxide nanoparticles, also known as silica nanoparticles or Nano-silica, are the basis for many a lot of biomedical research due to their stability, low cost and ability to be functionalized with a range of molecules ...
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(جامعة السودان للعلوم والتكنولوجيا, 2018-01-21)Nuclear reactions plays an important role in understanding nuclear structure . Nuclei with unsuitable compositions are unstable and they undergo spontaneous disintegration or nuclear decay. Nuclides that undergo spontaneous ...
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(Sudan University of Science & Technology, 2018-01-03)The optical properties of matter play an important role of determining its electrical properties. The researchers concentrate on pure glass but not local mica, which is really a physical problem. It needs intensive ...
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(Sudan University of Science and Technology, 2017-03-10)The chemistry of quinoline derivatives including their preparations, reactions together with a review of their most important biological activity were dealt with in chapter one. 3,6-disubstituted 2-methyl quinolin-4-ol ...
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(جامعة السودان للعلوم والتكنولوجيا, 2017-12-10)ىدفت الد ا رسة التعرف عمى منيجية الستة سيجما ، ومدى توافر المقومات اللازمة لمتطبيق ، كذلك تقميل الوقت المستغرق لإنجاز العمميات وتقميل معدل الخطأ الى أقل ما يمكن وتحسين جودة العمميات ، ولتحقيق ىدف الد ا رسة قامت الباحثة ...
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(Sudan University of Science and Technology, 2018-02-10)Biodiesel produced from Jatropha curcus L fixed oil by trans-esterification process represents one of the most alternative fuel options to replace depleting fossil fuels. Physico-chemical parameters such as density, ...
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(Sudan University of Science and Technology, 2017-01-10)In this study thesis, soil samples were taken from Madame the state of AL-Gazeera to detect the concentration of minerals in it. The first sample was taken from the surface and the second from a depth of 20 ...
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(Sudan University of Science & Technology, 2018-01-12)Thirty samples of the gum from Acacia oerfota were collected from two locations (15 sample from each location) from around Senga - Sinnar state and Wadel hadad - Aljazeera state - Sudan, during season 2015. Four composite ...
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(Sudan University of Science & Technology, 2017-10-29)The objective of the present work was to develop and validate a dissolution method for Levocetirizine dihydrochloride LCTZ tablet using ultraviolet spectrophotometry. The dissolution steps were based on the use of the ...
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(Sudan University of Science & Technology, 2017-11-20)A simple, precise and rapid isocratic HPLC-UV method for simultaneous determination of chlorhexidine (CHD) and its degradation product, para chloroaniline (pCA) in their pharmaceutical formulations was developed. ...
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(جامعة السودان للعلوم والتكنولوجيا, 2018-02-06)هدفت هذه الدراسة الى تقدير معلمات توزيعات ثنائي الحدين، بواسون،التوزيع الاسي، التوزيع الطبيعي وتوزيع قاما واتبع الباحث المنهج الوصفي التحليلي فيما يتعلق بالجانب النظري لموضوع الدراسة ولاغراض هذه الدراسة تم استخدام اسلوب ...
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(جامعة السودان للعلوم والتكنولوجيا, 2018-02-04)هدفت هذه الدراسة الى تقدير وتحليل العوامل المؤثرة على الناتج المحلي الاجمالي السوداني (الانفاق الحكومي، الانفاق الخاص، الاستثمار، الصادر والوارد) واتبع الباحث المنهج الوصفي التحليلي بالتطبيق على عينة من بيانات الناتج المحلي ...
Now showing items 541-560 of 1856
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