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:K. Paramasivam , V. Ramasamy , G. Suresh
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2019, Vol.149, pp.130-141Elsevier
摘要:Abstract(#br)The present study is aimed to show that the mineral and magnetic parameters are proxies for radioactivity level of Vaigai river sediment. In order to show the usefulness of above said parameters as proxies for radioactivity level of the river, elaborate analyses alon...
作者:V. Ramasamy , K. Paramasivam ...
来源:[J].Journal of Environmental Radioactivity(IF 2.119), 2014, Vol.127, pp.64-74Elsevier
摘要:Abstract(#br)The sediment characteristics such as granulometric contents (sand, silt and clay), organic matter, magnetic susceptibility (low and high frequency) and weight percentage of magnetic minerals and the natural radionuclide ( 238 U, 232 Th and 40 K) contents have been an...
作者:V. Ramasamy , K. Paramasivam ...
来源:[J].Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy(IF 1.977), 2014, Vol.117, pp.340-350Elsevier
摘要:Abstract(#br)Using Gamma ray and Fourier Transform Infrared (FTIR) spectroscopic techniques, level of natural radioactivity ( 238 U, 232 Th and 40 K) and mineralogical characterization of Vaigai River sediments have been analyzed with the view of evaluating the radiation ris...
作者:V. Ramasamy , M. Sundarrajan ...
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2014, Vol.85, pp.1-10Elsevier
摘要:Abstract(#br)Natural radionuclides ( 238 U, 232 Th and 40 K) concentrations and eight different radiological parameters have been analyzed for the beach sediments of Kerala with an aim of evaluating the radiation hazards. Activity concentrations ( 238 U and 232 Th) and all the ra...
作者:V. Ramasamy , M. Sundarrajan ...
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2015, Vol.95, pp.159-168Elsevier
摘要:Abstract(#br)The activity concentrations ( 238 U, 232 Th and 40 K) and mineralogical characterization of different layer (upper surface, first, second and third feet) Kerala beach sediments have been assessed with an aim of evaluating the radioactivity content profile, its relati...
作者:V. Ramasamy , R. Vellaisamy ...
来源:[J].HPB(IF 1.939), 2016, Vol.18, pp.e593-e594Elsevier
作者:V. Ramasamy , G. Vijayalakshmi
来源:[J].Superlattices and Microstructures(IF 1.564), 2015, Vol.85, pp.510-521Elsevier
摘要:Abstract(#br)The undoped and Zn doped CeO 2 nanoparticles were synthesized by chemical precipitation method at room temperature. The undoped and Zn doped CeO 2 nanoparticles have been characterized by X-ray powder diffraction (XRD), Scanning Electron Microscopy (SEM), Transm...

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