University of Khartoum

Browsing Science and Engineering by Title

Browsing Science and Engineering by Title

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  • Seedahmed, Gamal H.; J. K. Linville; J. M. Keller; Andy Ward (University of Khartuom, 2016-04-17)
    In FY 2004, monitoring of the prototype Hanford barrier focused on barrier stability, vegetative cover, evidence of plant and animal intrusion, and the main components of the water balance. Monitored water-balance ...
  • Seed Ahmed, Hassan Abdelhalim Abdellhah; Odireleng Martin Ntwaeaborwa; M.A. Gusowski; J.R. Botha; R.E. Kroon (University of Khartoum, )
    Amorphous silica samples doped with 0.1 and 1 mol% of terbium (Tb) were synthesized by the sol–gel method. In addition to the green light associated with 5D4-7FJ transitions of Tb3þ, the sample containing 0.1 mol% also ...
  • Mohammed, Asadig; Jeff Murugan; Horatiu Nastase (University of Khartoum, 2016-05-04)
    We present ans atze that reduce the mass-deformed ABJM model to gauged Abelian scalar theories, using the fuzzy sphere matrices G . One such reduction gives a Toda system, for which we nd a new type of nonabelian vortex. ...
  • Eltahir, M.A.; Suleiman, S.H.; Ahmed, K.M.; Alexandros Charalabopoulos; Theodoros Liakakos; Evangelos P Misiakos; Evangelos Tsimoyiannis; E.H. Salim; D.O. Yousif; K. Elzaki; S.Z. Ibrahim; H.M.Mudawi (University of Khartoum, )
    Worldwide, the annual mortality from CRC is estimated to be 500.000. The incidence and mortality of CRC increase with age especially after 60 years of age. In Sudan there are no present population-based cancer registries ...
  • Abdelrahman Abdelkarim, Adam; Ali Karrar, Abdelrahman (Sudan Eng. Society Journals ., 2010-03)
    This paper covers an accurate approach which has be en used to develop trends leading to the forecast of electricity demand over the period 2006 -2030, for the Sudan National Grid. The proposed approach is based on an ...
  • Omar, Mei Musa Ali; Elbashir, Abdalla; Wan Aini Wan Ibrahim; Oliver J Schmitz; Hassan Y. Aboul-Enein (University of Khartoum, 2016-01-04)
    Acrylamide (AA) is a compound classified as carcinogenic to humans by the International Agency for Research on Cancer. It was first discovered to be present in certain heated processed food by the SwedishNational Food ...
  • Sulieman, Saad; Ricardo A. Cabeza; Annika Lingner; Rebecca Liese; Mehmet Senbayram; Merle Tränkner; Klaus Dittert; Joachim Schulze (University of Khartoum, )
    Legumes match the nodule number to the N demand of the plant. When a mutation in the regulatory mechanism deprives the plant of that ability, an excessive number of nodules are formed. These mutants show low productivity ...
  • Abdalla, Ghassan; Mosa A. Abu-Rgheff; Sidi-Mohammed Senouci (uofk, 2016-04-13)
    The wireless transmission environment in vehicular ad hoc systems varies from line of sight with few surroundings to rich Rayleigh fading. An efficient communication system must adapt itself to these diverse conditions. ...
  • Sharif, Sami Mohamed; Altyeb, Altyeb Altaher; Abuel Maaly, Iman A.; Saleh, Hassan Ibrahim (UOFK, 2016-01-07)
    Previous studies of Internet traffic have shown that a very small percentage of flows consume most of the network bandwidth. It is important to take such flows into account when measuring the network traffic self-similarity. ...
  • Ragab, Khaled; Yahia, Moawia Elfaki (Springer, 2015-12-15)
    Load-balancing is of major significance for large-scale decentralized networks such as Peer-to-Peer (P2P networks in terms of enhanced scalability and performance. P2P networks are considered to be the most important ...
  • El Hag, Huda M. A.; Sharif, Sami M. (University of Khartoum, 2015-12-30)
    In this paper a new model the Adjusted Autoregressive Integrated Moving Average (AARIMA) model for predicting Internet traffic is introduced. The steps that can be used to obtain the model are detailed. Real Internet ...
  • Zumrawi, Magdi M.E (University of Khartoum, 2016-04-25)
    Selection of proper asphalt binder is one of the most important factors considered in asphalt mixture design. This paper is aimed to overview the important role of adopting the viscosity grading system in performance and ...
  • Muna, M.M. Ahmed; Kon, D. A. Ariek; Kamal; A. A/Wabab; Musamel AttaAlla Alid (University of Khartoum, 2016-01-21)
    A Wood's model [Y (n) = an b e - cn ] which is the gamma function that utilized for regression of milk yield on time lapse post p artum, has been utilized to fit the lactation curve of pure ...
  • Saad, Amir.M; Wael. I. Mursal (University of Khartoum, 2016-04-26)
    The occurrence and concentration of aflatoxins in broilers feedstuff and livers were investigated and their toxicopathological changes in the liver were described. 100 samples of feed including (Finished Total ration, ...
  • Elsiddig, Marmar; Adil El-Hussein; Mohammed Siddig; Mustafa Elballa; Mahmoud Saker (University of Khartoum, 2015-12-21)
    A protocol for Agrobacterium-mediated transformation was developed for tomato plant (cv. CastleRock). Transformation was carried out using disarmed A. tumefaciens strain LBA4404 harbouring a binary vector pITB-AFP. ...
  • El Siddig, Marmar; Adil El-Hussein; Mahmoud Saker (University of Khartoum, 2011)
    The aim of this study was to develop a protocol for transformation/regeneration of tomato plant (cv. Summer set) using a plant antifungal gene (defensin). Transformation was carried out using disarmed A. tumefaciens strain ...
  • Khater, Ashraf; Habbani, Farouk I.; Nawal S. Abdelaziz; Hamed A. Alsewaidan; Kamal Chaouachi (Journal of Environmental Radioactivity, )
    Narghile (hookah, shisha, goza, ‘‘water-pipe’’) smoking has become fashionable worldwide. Its tobacco pastes, known as moassel and jurak, are not standardized and generally contain about 30–50% (sometimes more) tobacco, ...
  • Osman, Izzeldin Mohamed; Elshoush, Huwaida Tagelsir (UOFK, 2015-12-17)
    As complete prevention of computer attacks is not possible, intrusion detection systems (IDSs) play a very important role in minimizing the damage caused by different computer attacks. There are two intrusion detection ...
  • Khristova, Palmina; Kordsachia, Othar; Patt, R.; Khider, Tarig Osman; I.Karrar (Industrial Crops and Products ·, )
    Soda-anthraquinone (soda-AQ), alkaline sulfite- anthraquinone (AS-AQ) and ASAM (alkaline sulfite- anthraquinne- methanol) cooking of kenaf core, bark and whole stalk from Sudan was carried out under different conditions ...
  • Elbashir, Mustafa I; Elbasit, Ishraga E A; Gehad ElGhazali; Thoraya M. E. A-Elgadir; Amel A. Hamad; Hamza A. Babiker; Hayder A. Giha (uofk, 2016-02-18)
    The severe malaria (SM) and uncomplicated malaria (UM) infections are expected to have different genetic makeup. In this study, blood samples were obtained from 325 donors with SM and UM and malaria-free donors (including ...

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