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    The Influence of Cation Substitution on the Magnetic Behaviour of Magnesium Ferrite 

    Fayek, M.; Elnimr, M.; Nada, N.; Saleh, H.; Eid, Y. ( WILEY-VCH Verlag GmbH & Co. , 1989 , Article)
    New polycrystalline specimens of the ferrites Mg1.5Fe1Si0.5O4, Mg1.5Fe1Ge0.5O4, Mg1.5Fe1Ti0.5O4 and Mg1.66Fe1Sb0.33O4 have been prepared and studied by nuclear gamma ray resonance technique, over a wide temperature range. ...
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    Ventifacts distribution in Qatar 

    Babikir, A. A. A.; Jackson, C. C. E. ( John Wiley & Sons, Ltd , 1985 , Article)
    This study attempts to investigate the distribution of ventifacts in Qatar. It is believed that ventifacts are confined to the areas within about 5 km of the Miocene or Mio-Pliocene Hofuf formations and the spreads of ...
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    On the Valence State of Iron in Sr0.52+Ca0.52+Fe0.54+ Me0.54+O32− 

    Fayek, M. K.; Elnimr, M. K.; El Hamalawy, A.; Sekina, M. A. ( WILEY-VCH Verlag GmbH & Co. , 1989 , Article)
    Powder samples of Sr0.5Ca0.5Fe0.5Me0.5O3 (Me = Co, Zr or Mn) and Sr0.3La0.7FeO3 are investigated by X-ray diffraction and Mossbauer effect spectroscopy. Analysis of the completely ordered spectra suggested three kinds ...
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    Absolute evaluation of ferrous and ferric concentration in Ca amphibole 

    Bahgat, A. A.; Fayek, M. K. ( WILEY-VCH Verlag , 1982 , Article)
    Studies are made of M?sshauer absorption of 57Fe in a Ca-amphibole schist sample at room and liquid nitrogen temperatures. The absolute concentration and the recoilless fraction for ferrous and ferric cations are determined ...
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    INDIRECT PRESSURE MEASUREMENT FOR FUNCTIONALLY INACCESSIBLE VESSELS 

    Kandeil, A.V.; Critchley, S.; Shawki, G.S.A. ( Blackwell Publishing Ltd , 1989 , Article)
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    On the Design of Bit-Slice Processors 

    Bishai, S.; Metwally, M. S. ( Qatar University , 1988 , Article)
    In the past decade, fixed instruction microprocessors have evolved from 4 bits to 32 bits. Their compact design and relative low cost have made them very popular with design engineers. Their use extends into a lot of ...
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    Performance Evaluation of A Class of Adaptive Bifurcated Routing Algorithms 

    Ayad, N. M.; Mohammed, F.A.; Metwally, M.S. ( Qatar University , 1988 , Article)
    With the cost of computation decreasing, packet-switched computer communication networks are becoming increasingly cost effective. In this paper a class of bifurcated routing algorithms is considered. One of the algorithms ...
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    Distribution and ultrastructure of neurosecretory cells in the cerebral ganglion of the earthworm 

    Al-Yousuf, S. ( Wiley Subscription Services, Inc., A Wiley Company , 1988 , Article)
    Neurosecretory (Nsy) cells within the cerebral ganglion of Lumbricus terrestris were classified ultrastructurally. The Nsy cells within the subesophageal ganglion, nerve cord ganglion, and the peripheral nervous system ...
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    Effects of herbicide and timing of removal on interference between barley and weeds 

    ISMAIL, A. M. A.; HASSAN, A. H. A. ( Blackwell Publishing Ltd , 1988 , Article)
    Field experiments were done during the rainy season of 1984�85 and 1985�86 at Harma, Qatar. A weed survey of barley fields was conducted with the primary purpose of identifying the weed vegetation present. The effects of ...
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    Substituted phenols as corrosion inhibitors for copper in nitric acid 

    Fouda, A. S.; Mohamed, A. K. ( WILEY-VCH Verlag GmbH , 1988 , Article)
    The dissolution of copper in nitric acid solution in the presence of resorcinol, o, p-aminophenols, catechol, o-cresol and salicylaldehyde as corrosion inhibitors has been studied by galvanostatic polarization and weight ...
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    Author
      Fayek, M. K. (4) Ahmed, F. S. M. (2) Al-Buainain, Haifa (2) El Nimr, M.K. (2) ... View More
    Type
      Article (22) Conference Paper (1) Other (1)
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      Astronomy (2) Computer Hardware & Networks (2) Corrosion (2) coumarin (2) ... View More
    Publication Date
      1988 (9) 1989 (6) 1982 (2) 1985 (2) 1987 (2) 1981 (1) 1984 (1) 1986 (1)
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