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College of Science: Recent submissions
Now showing items 201-220 of 1856
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Preparation and characterization of carboxymethylated gum from pilliostigama reticulatum seeds gum (Sudan University Of Science & Technology, 2019-12-01)Carboxymethylated Piliostigama reticulatum seed gum (CM-PRSG) was prepared by treating the PRSG seed gum with monochloroacetic acid (MCA) in the presence of sodium hydroxide (NaOH). Various reaction conditions were optimized. ...
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(Sudan University Of Science & Technology, 2020-12-01)At the present research the effect of heat and storage condition was studied and investigated for Three group of commercial aspirin (acetyl salicylic acid) samples from different market in Khartoum state (Omdurman, Bahrie, ...
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(Sudan University Of Science & Technology, 2021-03-01)Albizialebbeck(L) Benthisconsidered a repository of numerous types of bioactive compounds possessing varied therapeutic properties. The therapeutic potential of plants has been well explored over a very long time period. The ...
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(Sudan University Of Science & Technology, 2021-01-01)Differential Algebraic Equation arise a variety of application. There for their analysis and numerical treatment plays an important role. We give examples of DAEs are considered showing their importance for practical problem ...
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(جامعة السودان للعلوم والتكنولوجيا, 2020-01-01)تناولتالدراسةالتأثيراتالبيولوجيةللإشعاعاتالمؤينةوالوقايةمنهاوتُقسمالإشعاعالمؤينإلىقسمين، إشعاعاتطبيعية، وإشعاعاتصناعية وقدأصبحلهذهالإشعاعاتتطبيقاتواسعةفيمجالاتعديدةمنهاالصناعيكصناعةالأسلحةوحفظالأغذية،ومنهاالطبيبفرعيهالت ...
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(Sudan University Of Science & Technology, 2020-12-01)At the present work extraction, fractionation, phytochemical screening and biological activity of the extract for the stems of Solenostemma argel (S. argel) were studied. The results showed that S. argel contains medicinal ...
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(Sudan University Of Science & Technology, 2020-12-01)Recently, noble metals nanoparticles are gained the interest of the researchers due their unique physical characteristics. Among noble metals nanoparticles,silver nanoparticles exhibit sharp and distinct absorption band ...
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(Sudan University of Science and Technology, 2021-01-31)This study aims to prepared (5-(diethylamino)-1-(2-hydroxyphenyl) pent-1-en-3-one) as Mannich base, and then used as a ligand with three different metal ions, Cobalt (II), Nickel (II) and Zinc (II). The percentage yield ...
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(Sudan University of Science and Technology, 2020-12-25)The environmental impact of traditional Gold mining activity has become a concern. The concern is due to the methods that are used in the extraction of the Gold from its co-metals, particularly the use of the Mercury. The ...
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Preparation and Characterization of AcaciamelliferaGumBased Hydrogels crosslinked with Citric Acid (Sudan University of Science and Technology, 2020-09-10)Hydrogels obtained by chemical crosslinking of Acacia melliferagum with citric acid were prepared and characterized in this study. Different amounts of citric acid, varying heating temperatures and heating times were ...
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(Sudan University of Science and Technology, 2020-02-10)The aim of this study was to synthesize and characterize carboxymethyl cellulose (CMC) from Phoenix dactylifera L. )date palm( leaves by etherification reaction using sodium mono chloroacetic acid (MCAA) and sodium ...
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(Sudan University of Science and Technology, 2020-11-10)Environmental, dietary habits, genetic, metabolic conditions, and life style factors play an important role in the formation of kidney and gall stones, which represent a prevalent and costly health problem. This study ...
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(Sudan University of Science and Technology, 2019-12-10)The aim of this study was the extraction and analysis of spearmint and eucalyptus volatile oils. The samples were collected from shambat farms (Khartoum north). The results showed that the Saponification numbers were ...
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(Sudan University of Science and Technology, 2019-05-10)The aim of this research is to study a spectroscopy application to identify some of the components of the sample of Senna Alexandrina by X-ray fluoridated and calculate the concentrations. In the peels of Senna ...
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(جامعة السودان للعلوم والتكنولوجيا, 2020-12-10)يوجد الإشعاع في البيئة ويأتي من مصادر طبيعية ومن مصادر صناعية كما أن الأشعة الطبيعية تنبعث من الشمس و المواد المشعة في الأرض وفي الفضاء الخارجي و الطعام والصخور وحتى جسم الإنسان. هدفت هذه الدراسة إلى التعرف على مصادر ...
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(Sudan University of Science and Technology, 2020-12-10)The oils from Solanum dubium, Martynia annua, Physalis angulate, Abutilon pannosum, Argemone Mexicana and Leonotis nepetifolia were subjected to GC-MS analysis. Eighteen components, Eighteen constituents, Twenty-three ...
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(Sudan University of Science and Technology, 2020-12-10)The optical and structural properties of silica doped with silver were investigated in detail at various annealing temperatures (from 500 °C up to 1300 °C) and silver concentration (from 0.1 - 5 mol%). To investigate the ...
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(جامعة السودان للعلوم والتكنولوجيا, 2020-01-10)تناولت الدارسة الخلايا الشمسية النانوية ، وهي الأكثر حداثة والتى يعول عليها العالم فى الحصول على وحدات من الخلايا الشمسية العالية الكفاءة .وهدفت الدراسة لزيادة كفاءة الخلايا الشمسية ورفع أدائها لكي ترتقى إلى مستوى المنافسة ...
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(Sudan University of Science and Technology, 2020-09-10)The aim of this study was to investigate the chemical compositions of the aerial part of Shih (Artemisia herba alba) and it’s essential oil. Areial part of Shih sample was purchased from Omdurman Market(Sudan). The ...
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(Sudan University of Science and Technology, 2020-11-10)Space weather is a modern aspect of science, emerged as to address natural Phenomena in Earth Space environment. Mainly, space weather leads to understand couple of solar wind and Earth’s magnetic field, since their ...
Now showing items 201-220 of 1856
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