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PhD theses : Science: Recent submissions
Now showing items 201-220 of 647
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(Sudan University of Science and Technology, 2019-08-10)As ionizing radiation is associated with a variety of different fields such as hospitals, industry, energy generation nowadays, it becomes part of our life. When radiation is produced in high doses, it can be hazardous for ...
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(Sudan University of Science and Technology, 2019-06-10)The basic physical properties of milk components is critical in determining the usefulness of milk components in food formulations and in determining quality attributes and acceptability of foods containing these components, ...
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(Sudan University of Science and Technology, 2018-08-10)Optical properties of matter are very important in many applications. Strictly speaking in solar cells and light sensors. This work aims to study the change of optical properties of glass and plastic when doped with Cu and ...
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(Sudan University of Science and Technology, 2019-09-04)The growth of frequently hypercyclic functions and common hypercyclic vectors for differential and translation operators and for the conjugate class of a hypercyclic operator and a Sot-Dense path of chaotic operators are ...
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(Sudan University of Science and Technology, 2019-05-10)In this study preparing elevenths samples of Zinc oxide doping by Aluminum oxide by formal (Z〖nO)〗_X 〖〖(AL〗_2 O_3)〗_(1-X) .Then study the effect of difference concentrations on the optical , electrical and morphology . ...
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(جامعة السودان للعلوم والتكنولوجيا, 2018-08-10)المتغيرات المساعدة هي طريقة الهدف منها زيادة دقة التقديرات الاحصائية في العينات، تمثلت مشكلة الدراسة في أن العديد من أساليب التقدير تعتمد على متغير الدراسة فقط في حين يمكن الاعتماد على متغير الدراسة ومتغير آخر مساعد له الى ...
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(Sudan University of Science and Technology, 2019-04-22)Dust storms are significant meteorological phenomena which occur for a percentage of time in arid and semi-arid areas especially at African and Middle East, and this phenomena effect of signal attenuation signal level ...
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(جامعة السودان للعلوم والتكنولوجيا, 2019-03-30)لعرض المقارنة الطرق الاحصائية التقليدية المستعملة فى تحليل وتصنيف البيانات ذات الكم الهائل من المعلومات والطرق الاحصائية الحديثة المحوسبة للحصول على علاقات ونماذج تتساعد فى استخلاص المعلومات المفيدة والسائدة الاتخاذ القرار ...
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(Sudan University of Science and Technology, 2019-05-12)Geometrical control theory has been handled in this research. In fact we consider this topic in light of symplectic geometry where a symplectic form has been studied with the property that it is invariant under the dynamics. ...
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In Vitro UV-Visible and FTIR Spectroscopy Study of Low Power He-Ne Laser Irradiation on Human Blood (Sudan University of Science and Technology, 2019-02-28)Low-power helium-neon laser recently has been used numerously in medical applications. FTIR and UV-Vis spectroscopic technique is employed to study the spectral differences in the serum of whole blood samples. Human Whole ...
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(Sudan University of Science and Technology, 2018-07-12)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, 2018-08-15)The objective of the present study was to prepare, characterize silver nanoparticles /antibiotics complexes and examine their antibacterial activities. Silver nanoparticles were prepared using chemical reduction method ...
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(Sudan University of Science and Technology, 2019-03-10)This study has been focused on the development of an analytical method for the determination of Paracetamol (PAR) and Chlorzoxazone (CZN) in their combined pharmaceutical formulation using two stationary phases (home-made ...
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(Sudan University of Science and Technology, 2018-12-22)Five hydroxamic acids were preparedthrough the esterification route. The prepared esterswere reacted with free hydroxylamineunder cold ether process. This method was found to be more applicable than the aqueous process. ...
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(Sudan University of Science and Technology, 2019-04-10)The aim of this dissertation was to study global existence of solutions of nonlinear integral equations with applications to Volterra and Fredholm integral equations using some analytical and numerical methods. Chapter ...
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(Sudan University of Science and Technology, 2019-05-01)The focus of our study is the measurement of radiation doses and risk assessment during interventional cardiac procedures. When X-rays are used to depict the arteries and veins of the heart for the safety of diagnosis and ...
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(Sudan University of Science and Technology, 2019-04-10)Twistor theory has been invented by R. Penrose in order to generalize gravity. He introduced a geometrical model for Minkowski space. This geometrical setup has been generalized in solving particle differential equations. ...
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(Sudan University of Science and Technology, 2019-03-10)Some developments in the theory of function spaces involving differences are shown. Difference and new characterizations of Besov, Sobolev and Triebel-Lizorkin spaces on metric measure spaces, on the Euclidean space and ...
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(Sudan University of Science and Technology, 2019-01-23)Dealing with a characterization of non-negative matrix operators, the spectral localization properties of diagonally dominant infinite matrices, invariant subspaces of operators on ℓ𝑝 to ℓ𝑞 spaces are shown. The global ...
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(Sudan University of Science and Technology, 2018-11-22)We study the measurability and integrability of the weak upper limit of a sequence of multifunctions .The Pettis integral and measurability with selections of multifunctions in Banach spaces was shown.The largest class ...
Now showing items 201-220 of 647
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