全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:O. I. Asubiojo , F. M. Adebiyi
来源:[J].Energy Sources, Part A: Recovery, Utilization, and Environmental Effects(IF 0.516), 2014, Vol.36 (4), pp.445-456Taylor & Francis
摘要:Physico-chemical and elemental characteristics of groundwaters from a bitumen deposit area in Nigeria were determined with a view to assessing their levels of accumulation by the waters from the bitumen deposit and to provide a framework for the establishment of relationships bet...
作者:O. I. Asubiojo , F. M. Adebiyi
来源:[J].Soil and Sediment Contamination: An International Journal(IF 0.509), 2011, Vol.20 (2), pp.142-162Taylor & Francis
摘要:Soils in the bitumen deposit area of Nigeria were analyzed for the physico-chemical characteristics and element contents to determine the level of contamination by the natural resource and to provide a framework for establishing relationships between the chemistry of mineral depo...
作者:F. M. Adebiyi , O. I. Asubiojo , T. R. Ajayi
来源:[J].Petroleum Science and Technology(IF 0.3), 2008, Vol.26 (1), pp.29-39Taylor & Francis
摘要:Total reflection X-ray fluorescence (TXRF) analytical technique was used to determine the elemental composition of Southwestern Nigeria oil sands. Twelve elements: K, Ca, Ti, V, Cr, Mn, Fe, Ni, Cu, Zn, As, and Pb were detected and their concentrations, enrichment factors, and cor...
作者:F. M. Adebiyi , O. I. Asubiojo
来源:[J].Chemistry and Ecology(IF 1.069), 2008, Vol.24 (6), pp.423-435Taylor & Francis
摘要:Vegetation samples from the bitumen deposit area of Southwestern Nigeria were analysed for element contents to assess their level of accumulation from a bitumen deposit area and to provide a framework for the establishment of relationships between the chemistry of the mineral dep...
作者:O. I. Asubiojo , T. R. Ajayi
来源:[J].Chemistry and Ecology(IF 1.069), 2005, Vol.21 (5), pp.369-380Taylor & Francis
摘要:Bituminous sands from south-western Nigeria were separated into water and sand fractions, and these were analysed for their physico-chemical properties and trace-metal contents to evaluate their potential environmental hazards. The samples were obtained from five different l...
作者:O. I. Asubiojo , K. Lancey , V. P. Guinn
来源:[J].Journal of Radioanalytical and Nuclear Chemistry Articles(IF 1.467), 1985, Vol.88 (2), pp.389-396Springer
摘要:Abstract(#br)Rock samples from seven different locations in northwestern Nigeria were analyzed by reactor instrumental neutron activation analysis and Ge(Li) gamma-ray spectrometry. Concentration values were obtained for 18 elements (As, Ce, Co, Cr, Cs, Eu, Fe, Hf, La, Lu, Sc, Sm...
作者:O. I. Asubiojo , F. Y. Iskander
来源:[J].Journal of Radioanalytical and Nuclear Chemistry Articles(IF 1.467), 1988, Vol.125 (2), pp.265-270Springer
摘要:Abstract(#br)Three commercial infant milk formulas, one commercial infant cereal formula and one locally grown cereal used for infant feeding in Nigeria were analyzed for 17 trace elements, viz: Al, As, Br, Ca, Ce, Cl, Co, Cr, Fe, K, Mg, Mn, Na, Rb, Sb, Se and Zn. The commercial ...
作者:O. I. Asubiojo , O. A. Ige
来源:[J].Journal of Radioanalytical and Nuclear Chemistry Articles(IF 1.467), 1992, Vol.158 (1), pp.193-200Springer
摘要:Abstract(#br)24 Ultramafic rock samples from 3 different areas of the Schist Belt of Southwestern Nigeria were analyzed for 11 rare earth elements (REE) by instrumental neutron activation analysis (INAA). REE patterns of the ultramafic rocks are similar for the 3 different areas,...
作者:O. I. Asubiojo , I. B. Obioh ...
来源:[J].Journal of Radioanalytical and Nuclear Chemistry Articles(IF 1.467), 1993, Vol.167 (2), pp.283-293Springer
摘要:Abstract(#br)Airborne particulate matter collected during the Harmattan season at Kano in the northern part, and Ile-Ife in the southern part of Nigeria was analyzed for about 30 elements by a combination of instrumental neutron activation analysis and X-ray fluorescence ana...
作者:O. I. Asubiojo , P. O. Aina ...
来源:[J].Water, Air, and Soil Pollution(IF 1.748), 1991, Vol.57-58 (1), pp.819-828Springer
摘要:Abstract(#br)The effects of cement production on the elemental composition of soils in the neighborhood of two cement factories in Nigeria have been investigated using the XRF and PIXE/RBS techniques. The concentration of 21 elements viz:-Mg, Al, Si, P, S, K, Ca, Ti, V, Cr, Mn, F...

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