全部文献期刊会议图书|学者科研项目
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作者:V. Ramasamy , P. Anand , G. Suresh
来源:[J].Advanced Powder Technology(IF 1.65), 2018, Vol.29 (3), pp.818-834
摘要:Abstract(#br)Now a day’s, Calcium carbonate (CaCO 3 ) is ineluctable filler in emerging industrial fields. Polymer-mediated CaCO 3 nanocomposites are dreadfully useful in wide range of industrial applications. To achieve such a nanocomposites (NCs), in the present study, CaC...
作者:K. Paramasivam , V. Ramasamy , G. Suresh
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2019, Vol.149, pp.130-141
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 , M. Sundarrajan ...
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2015, Vol.95, pp.159-168
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 , G. Vijayalakshmi
来源:[J].Superlattices and Microstructures(IF 1.564), 2015, Vol.85, pp.510-521
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...
作者:K. Paramasivam , V. Ramasamy , G. Suresh
来源:[J].Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy(IF 1.977), 2015, Vol.137, pp.397-407
摘要:Abstract(#br)The distributions of the metals (Al, Fe, Mg, Cd, Cr, Cu, Ni, Pb and Zn) were measured for the surface sediments of the Vaigai river, Tamilnadu, India. These values are compared with different standard values to assess the level of toxicity of the heavy metals in...
作者:V. Ramasamy , M. Sundarrajan
来源:[J].Marine Pollution Bulletin(IF 2.531), 2015, Vol.91 (1), pp.389-400
摘要:Abstract(#br)The spatial and vertical distribution of heavy metals and the sediment characteristics of beaches in Kerala, India (the upper surface sediments and the first, second and third one-foot-thick strata) were assessed in this study. The concentrations of most of the studi...
作者:V. Ramasamy , C. Anandan , G. Murugadoss
来源:[J].Superlattices and Microstructures(IF 1.564), 2013, Vol.61, pp.106-114
摘要:Abstract(#br)ZnO/CdS/ZnS (0.1–0.5 M) nanocomposites were successfully synthesized by chemical method and excellent optical properties were reported. Obtained samples were characterized by X-ray diffraction (XRD), transmission electron microscopy (TEM), Photoluminescence (PL)...
作者:V. Ramasamy , M. Sundarrajan ...
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2013, Vol.73, pp.21-31
摘要:Abstract(#br)The concentration and distribution of the natural radionuclides ( 238 U, 232 Th and 40 K) have been analyzed for the beach sediments of Kerala with an aim of evaluating the radiation hazards. The ranges of activity concentrations of 238 U, 232 Th and 40 K are BD...
作者:V. Ramasamy , M. Sundarrajan ...
来源:[J].Applied Radiation and Isotopes(IF 1.179), 2014, Vol.85, pp.1-10
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...

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