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6 Result(s)

within M. A. Saeed Remove this filter Science, Humanities and Social Sciences, multidisciplinary Remove this filter

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  1. Article

    Open Access

    Estimation of activity concentrations of radionuclides and their hazard indices in coastal plain sand region of Ogun state

    Assessment of natural background radionuclides emanating from the subsurface geological features was carried out with the use of gamma-ray spectrometry at various locations at one of the secondary school in Ca...

    O. O. Adewoyin, O. Maxwell, S. A. Akinwumi, T. A. Adagunodo… in Scientific Reports (2022)

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  2. Article

    Open Access

    In-situ assessment of natural terrestrial-radioactivity from Uranium-238 (238U), Thorium-232 (232Th) and Potassium-40 (40K) in coastal urban-environment and its possible health implications

    The risk of natural terrestrial radioactivity on human health is often underestimated, and environmental safety awareness is necessary. Hence, this study aims to assess natural sources of gamma radiation emitt...

    E. S. Joel, M. Omeje, O. C. Olawole, G. A. Adeyemi, A. Akinpelu… in Scientific Reports (2021)

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  3. Article

    Open Access

    Elliptical metallic rings-shaped fractal metamaterial absorber in the visible regime

    Achieving the broadband response of metamaterial absorbers has been quite challenging due to the inherent bandwidth limitations. Herein, the investigation was made of a unique kind of visible light metamateria...

    R. M. H. Bilal, M. A. Saeed, P. K. Choudhury, M. A. Baqir, W. Kamal… in Scientific Reports (2020)

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  4. Article

    Open Access

    Investigation of natural environmental radioactivity concentration in soil of coastaline area of Ado-Odo/Ota Nigeria and its radiological implications

    Natural radioactivity in coastaline area soil of Ado-Odo/Ota has been carried out to ascertain the presence of radionuclides using gamma-ray spectroscopy (HPGe detector). The result showed that U-238, Th-232 a...

    E. S. Joel, O. Maxwell, O. O. Adewoyin, O. C. Olawole, T. E. Arijaje… in Scientific Reports (2019)

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  5. Article

    Open Access

    Comparative Analysis of Natural Radioactivity Content in Tiles made in Nigeria and Imported Tiles from China

    In this investigation, natural radioactive contents in tiles manufactured in Nigeria and tiles imported from China were measured using gamma ray spectroscopy. High Purity Germanium detector was used to estimat...

    E. S. Joel, O. Maxwell, O. O. Adewoyin, C. O. Ehi-Eromosele… in Scientific Reports (2018)

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  6. No Access

    Article

    Thermoluminescence of LiF:Mg,Ti (TLD 100) Subject to 1.25 Mega Electron Volt Gamma Radiotherapy

    Attempt has been made to investigate the thermoluminescence (TL) of LiF:Mg,Ti (TLD 100) chip irradiated with gamma energies of 1.25 MeV. The TL response increases over a wide photon dose range, from 1.0 to 10 ...

    M. H. Sahini, I. Hossain, M. A. Saeed, H. Wagiran in National Academy Science Letters (2015)