Publicaciones (55) Publicaciones de MELQUIADES CASAS RUIZ

2023

  1. A new methodology based on TRU resin to measure U-, Th-isotopes and 210Po by alpha-particle spectrometry

    Talanta, Vol. 253

2021

  1. A review of the commercial uses of sulphate minerals from the titanium dioxide pigment industry: The case of huelva (Spain)

    Minerals, Vol. 11, Núm. 6

2019

  1. An improved method for radium-isotopes quartet determination by alpha-particle spectrometry by using 225Ra (229Th) as isotopic tracer

    Journal of Environmental Radioactivity, Vol. 196, pp. 113-124

  2. Fractionation of U and heavy metals into the colloidal fraction in acid mine drainage conditions in the Río Tinto area (SW Spain)

    Journal of Contaminant Hydrology, Vol. 222, pp. 65-75

2018

  1. From floodplain to aquatic sediments: Radiogeochronological fingerprints in a sediment core from the mining impacted Sancho Reservoir (SW Spain)

    Science of the Total Environment, Vol. 631-632, pp. 866-878

2017

  1. Precise determination of HPGe detector efficiency for gamma spectrometry measurements of environmental samples with variable geometry and density

    Nukleonika, Vol. 62, Núm. 1, pp. 47-59

  2. Theoretical determination of gamma spectrometry systems efficiency based on probability functions. Application to self-attenuation correction factors

    Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Vol. 854, pp. 31-39

2016

  1. A multiproxy study distinguishes environmental change from diagenetic alteration in the recent sedimentary record of the inner Cadiz Bay (SW Spain)

    Holocene, Vol. 26, Núm. 9, pp. 1355-1370

  2. Calibration of a low background gas-flow proportional counter to estimate 234Th activity in coastal waters

    Applied Radiation and Isotopes, Vol. 118, pp. 201-210

2015

  1. Dissolved versus colloidal U and Th under acid mine drainage conditions in Rio Tinto area (Spain)

    11TH APPLIED ISOTOPE GEOCHEMISTRY CONFERENCE AIG-11

2014

  1. Application of 234U/238U activity ratios to investigations of subterranean groundwater discharge in the Cádiz coastal area (SW Spain)

    Journal of Environmental Radioactivity, Vol. 130, pp. 68-71

  2. Influencia de los coloides en el comportamiento del uranio en aguas procedentes del drenaje ácido de Río Tinto

    Macla: revista de la Sociedad Española de Mineralogía, Núm. 19

  3. Mobility of Po and U-isotopes under acid mine drainage conditions: An experimental approach with samples from Río Tinto area (SW Spain)

    Journal of Environmental Radioactivity, Vol. 138, pp. 384-389

2013

  1. Leaching of uranyl-silica complexes from the host metapelite rock favoring high radon activity of subsoil air: Case of Castañar cave (Spain)

    Journal of Radioanalytical and Nuclear Chemistry, Vol. 298, Núm. 3, pp. 1567-1585

  2. Mesoscale behavior of 7be and 210pb in superficial air along the gulf ofcadiz (south of iberian peninsula)

    Atmospheric Environment, Vol. 80, pp. 75-84

  3. Tidal circulation, sediment and pollutant transport in Cádiz Bay (SW Spain): A modelling study

    Ocean Engineering, Vol. 69, pp. 60-69

2012

  1. Estimation of annual effective dose due to natural and man-made radionuclides in the metropolitan area of the Bay of Cadiz (SW of Spain)

    Radiation Protection Dosimetry, Vol. 150, Núm. 1, pp. 60-70

  2. Radiological risk assessment of naturally occurring radioactive materials in marine sediments and its application in industrialized coastal areas: Bay of Algeciras, Spain

    Environmental Earth Sciences, Vol. 66, Núm. 4, pp. 1175-1181

  3. Riesgo radiológico asociado a radionucleidos emisores Gamma en el sedimento marino de la Bahía de Algeciras

    Almoraima: revista de estudios campogibraltareños, Núm. 43, pp. 159-178

2011

  1. Preliminary U isotopic data in the Cádiz coastal area (SW Spain) as proxy for coastal groundwater discharge

    Instrumentation ViewPoint, Núm. 11