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Masters Dissertations : Science: Recent submissions
Now showing items 341-360 of 1209
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(Sudan University of Science and Technology, 2017-06-10)In this research was calculated the mass difference and the nuclear binding energy of alpha particles (the nucleus of the helium atom) which is made of two protons and two neutrons, and found that the binding energy increases ...
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(Sudan University of Science & Technology, 2017-05-01)This work was directed toward the study and analysis of mica in Shereik area which in River Nile State (Sudan),it is Muscovite and occur in pegmatite which is the main source rock. The goal is to determine the content of ...
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(Sudan University of Science & Technology, 2017-02-01)The theory of direct integral decomposition of both bounded and unbounded operators is further developed. We study Banach and C* -algebras generated by Toeplitz........
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(Sudan University of Science & Technology, 2017-04-01)GC-MS technique was used for determination of chemical constituents of the doum fruit extract. Doum fruits Powder was analyzed by an X-ray fluorescence to determine the major available elemental constituents. The results ...
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(Sudan University of Science and Technology, 2017-05-10)This research aimed to study the effect of laser irradiation on bee honey (Seder) physical and chemical properties. Four honey samples were used in this study with 250 g of each; three of them were irradiated by He-Ne ...
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(جامعة السودان للعلوم والتكنولوجيا, 2017-05-10)هدفت هذه الدراسة إلى إجراء المقارنة بين التصوير بالموجات فوق الصوتية والعلاج الأشعاعي ، وبعد إجراء المقارنة بين طريقتين من طرق الإختبار الاإتلافي ) التصوير بالموجات فوق الصوتية و التصوير الإشعاعي ( والتعرف على كيفية إستخدام ...
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(Sudan University of Science & Technology, 2017-04-02)The essential oil from the dry peels of Citrus limon was extracted by hydro distillation. The essential oil yield was found to be 0.6%(v/w).physical and chemical properties of the oil were studies : refractive index (1.462), ...
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(Sudan University of Science & Technology, 2016-11-01)This study was conducted on seeds of Acacia Seyal (Fabaceae (Mimosoideae)) which were collected from Alkawwa in White Nile state Sudan during the season 2016. Solvent extraction technique was utilized to extract the oil ...
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(Sudan University of Science & Technology, 2017-03-01)Acacia SeyalvarSeyal gum was fractionated by precipitation using ethanol, the total percent yield was 87%.The phesio-chemical properties were determined for the gum and its fractions . The results showedthat, the ...
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(Sudan University of Science & Technology, 2017-03-01)in this work two dye polymer solar cells V-I characteristics were studied their stability .the Voltage-Current characteristics were studied for about one month ,the experimental results after (1,10,20,30) days was found ...
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(جامعة السودان للعلوم والتكنولوجيا, 2017-04-01)تركيزالالكترونات ودرجة حرارة البلازما المتولدة بالليزر أعلي بكثير من تركيز الالكترونات ودرجة حرارة البلازما المتولدة بالانفراغ الكهربي لذا يعد الليزر مصدرا منفصلا لدراسة أطياف ،ان دراسة اللوحات الفنية باستخدام اطياف البلازمة ...
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(Sudan University of Science & Technology, 2017-03-01)Fingerprints have many uses, chemical solution usually used to detect fingerprints but it takes a time. In this research He-Ne laser with output power 1mmW and wavelength 632.8nm and Diode laser with output power 5mmW and ...
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(Sudan University of Science & Technology, 2017-03-01)Precursors due earthquake have been studied in the history; whence, scientists were striving for finding an effective way to forecast earthquakes. When looking at the physics scientists formulated scenario of earthquakes ...
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(Sudan University of Science & Technology, 2017-05-25)Almost in all diseases the blood undergoes major changes in chemical and biochemical properties. The study of blood by spectroscopic techniques can be used not only for understanding the biological nature of the disease, ...
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(جامعة السودان للعلوم والتكنولوجيا, 2017-05-10)يطبق موضوع الارتباط القانوني عندما تكون هناك مجموعتين كبيرتين، ولكل مجموعة عدد من المتغيرات يراد البحث فيها عن الارتباطات المتداخلة بين تلك المتغيرات، لذا يتوجب الحصول على نظام متناسق في كل مجموعة من المتغيرات، حيث إن ...
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Physicochemical Studies of Glucuronic Acid and Some Glucuronates Salts from Acacia polyacantha Gum (Sudan University of Science and Technology, 2017-02-10)The gum of Acacia polyacantha and its glucuronic acid and some salts of glucuronates were subjected for physicochemical characterization methods. Standard methods were used to obtain average value of moisture, ash, pH, ...
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(Sudan University of Science and Technology, 2017-05-10)In this research two different source were used with different material in order to investigate the attenuation of x-ray and Gamma- ray as function of the absorber thickness and to compare the effect of this source in ...
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(Sudan University of Science and Technology, 2017-05-10)This research is a study of the techniques of uranium enrichment and physical separation of isotopes, which often resort to when it is difficult to separate them by the usual chemical methods, including many of the mixtures ...
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(Sudan University of Science and Technology, 2017-05-10)This study was carried out on the leaves of Adansonia digitata. In this work, powdered sample of Adansonia digitata leaves were sequentially extracted using water, methanol, ethanol, acetone, ethyl acetate, and ...
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(Sudan University of Science and Technology, 2016-12-10)We give a decomposition theorem for the Sobolev space of first order on the disc. Using this result, some characterizations for algebraic properties of Toeplitz or small Hankel operators with symbols in 𝐿∞,1 are given. ...
Now showing items 341-360 of 1209
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