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  • Effect of alkaline conditions on near-field processes of a spent nuclear fuel geological repository  Open access

     Martinez Torrents, Albert
    Department of Chemical Engineering, Universitat Politècnica de Catalunya
    Theses
  • Solubility study and point of zero charge of studtite (UO2O2 center dot 4H(2)O)

     Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; Casas Pons, Ignasi; Martínez Lladó, Xavier; Rovira Boixaderas, Miquel; Martinez Torrents, Albert
    Applied geochemistry
    Vol. 49, p. 42-45
    DOI: 10.1016/j.apgeochem.2014.07.004
    Date of publication: 2014-10-01
    Journal article
  • Uranium speciation studies at alkaline pH and in the presence of hydrogen peroxide using time-resolved laser-induced fluorescence spectroscopy

     Martinez Torrents, Albert; Meca, Sandra; Baumann, Nils; Marti Gregorio, Vicenç; Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; Casas Pons, Ignasi
    Polyhedron
    Vol. 55, p. 92-101
    DOI: 10.1016/j.poly.2013.02.075
    Date of publication: 2013-05
    Journal article
  • Dynamic leaching studies of 48 MWd/kgU UO2 commercial spent nuclear fuel under oxic conditions

     Serrano Purroy, D.; Casas Pons, Ignasi; Gonzalez Robles, E.; Glatz, Jean Paul; Wegen, D.H.; Clarens Blanco, Frederic; Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; Martínez Esparza, A.
    Journal of nuclear materials
    Vol. 434, num. 1-3, p. 451-460
    DOI: 10.1016/j.jnucmat.2011.03.020
    Date of publication: 2013-03
    Journal article
  • Desarrollo de tecnología a escala piloto para depuración de aguas contaminadas con iones metálicos mediante residuos agroalimentario

     Casas Pons, Ignasi; Martínez Martínez, María R.; Miralles Esteban, Nuria; Yacoub Lopez, Cristina; Florido Pérez, Antonio
    Competitive project
  • Disolución Del Combustible Nuclear Gastado en un Almacenamiento Geológico Profundo. Efecto De Los Productos Radiolíticos Y De Formación De Fases Secundarias  Open access

     Sureda Pastor, Rosa Maria
    Department of Chemical Engineering, Universitat Politècnica de Catalunya
    Theses
  • Instant release fraction and matrix release of high burn-up UO2 spent nuclear fuel: Effect of high burn-up structure and leaching solution composition

     Serrano Purroya, D.; Clarens Blanco, Frederic; Gonzalez Robles, E.; Glatz, Jean Paul; Wegen, D.H.; Pablo Ribas, Joan de; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Martínez Esparza, A.
    Journal of nuclear materials
    Vol. 427, num. 1-3, p. 249-258
    DOI: 10.1016/j.jnucmat.2012.04.036
    Date of publication: 2012-08
    Journal article
  • Uranium speciation in river sediments contaminated by phosphate ores

     Meca, S.; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Marti Gregorio, Vicenç; Pablo Ribas, Joan de
    Environmental chemistry letters
    Vol. 10, num. 1, p. 49-53
    DOI: 10.1007/s10311-011-0327-1
    Date of publication: 2012-03
    Journal article
  • Kinetics of hydrogen peroxide consumption in aqueous phase at different hydrogen partial pressures

     Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Sureda Pastor, Rosa Maria; Pablo Ribas, Joan de
    Radiochimica acta
    Vol. 100, num. 7, p. 445-448
    DOI: 10.1524/ract.2012.1940
    Date of publication: 2012
    Journal article
  • Effects of ionizing radiation and temperature on uranyl silicates: Soddyite (UO2)2(SiO4)(H2O)2 and uranophane Ca(UO2)2(SiO3OH)2 3.5H2O

     Sureda Pastor, Rosa Maria; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; Quiñones Ruiz, Jose Miguel; Zhang, Jun-Ying; Ewing, R.C.
    Environmental science and technology
    Vol. 45, num. 6, p. 2510-2515
    DOI: 10.1021/es1041496
    Date of publication: 2011-03-15
    Journal article
  • Determination of the equilibrium formation constants of two U(VI)-peroxide complexes at alkaline pH  Open access

     Meca, S.; Martinez Torrents, Albert; Marti Gregorio, Vicenç; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Pablo Ribas, Joan de
    Dalton transactions
    Vol. 40, num. 31, p. 7976-7982
    DOI: 10.1039/c0dt01672a
    Date of publication: 2011
    Journal article
    Access to the full text
  • Sorption of strontium on uranyl peroxide: implications for a high-level nuclear waste repository

     Sureda Pastor, Rosa Maria; Rovira Boixaderas, Miguel Arcangel; Pablo Ribas, Joan de; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Martínez Lladó, Xavier
    Journal of hazardous materials
    Vol. 181, num. 13, p. 881-885
    DOI: 10.1016/j.jhazmat.2010.05.095
    Date of publication: 2010-09-15
    Journal article
  • Cadmium and lead removal from aqueous solution by grape stalk wastes: modeling of a fixed-bed column  Open access

     Miralles Esteban, Nuria; Valderrama Angel, Cesar Alberto; Casas Pons, Ignasi; Martínez Martínez, María R.; Florido Pérez, Antonio
    Journal of chemical and engineering data
    Vol. 55, num. 9, p. 3548-3554
    DOI: 10.1021/je100200w
    Date of publication: 2010-09
    Journal article
    Access to the full text
  • Modelling of the Ni(II) removal from aqueous solutions onto grape stalk wastes in fixed-bed column

     Valderrama Angel, Cesar Alberto; Arévalo, Jaime A.; Casas Pons, Ignasi; Martínez Martínez, María R.; Miralles Esteban, Nuria; Florido Pérez, Antonio
    Journal of hazardous materials
    Vol. 174, num. 1-3, p. 144-150
    DOI: 10.1016/j.jhazmat.2009.09.028
    Date of publication: 2010-02
    Journal article
  • Application of two sites non-equilibrium sorption model for the removal of Cu(II) onto grape stalk wastes in a fixed-bed column

     Florido Pérez, Antonio; Valderrama Angel, Cesar Alberto; Arévalo, Jaime A.; Casas Pons, Ignasi; Martínez Martínez, María R.; Miralles Esteban, Nuria
    Chemical engineering journal
    Vol. 156, num. 2, p. 298-304
    DOI: 10.1016/j.cej.2009.10.020
    Date of publication: 2010-01
    Journal article
  • Cesium sorption on studtite (UO2O2·4H2O)

     Gimenez Izquierdo, Francisco Javier; Rovira Boixaderas, Miguel Arcangel; Pablo Ribas, Joan de; Casas Pons, Ignasi; Sureda Pastor, Rosa Maria; Martínez Lladó, Xavier; Martínez Esparza, A.
    Radiochimica acta
    Vol. 98, num. 8, p. 479-483
    DOI: 10.1524/ract.2010.1742
    Date of publication: 2010
    Journal article
  • Use of a fixed-bed column of grape stalk wastes for heavy metals removal from aqueous solutions

     Valderrama Angel, Cesar Alberto; Casas Pons, Ignasi; Martínez Martínez, María R.; Miralles Esteban, Nuria; Florido Pérez, Antonio
    European Meeting on Environmental Chemistry
    p. 34
    Presentation's date: 2009-12-04
    Presentation of work at congresses
  • Effect of HBS structure in fast release fraction of 48 GWd/tU PWR fuel

     Pablo Ribas, Joan de; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Clarens Blanco, Frederic
    International Materials Research Congress
    p. 613-620
    Presentation's date: 2009-05-26
    Presentation of work at congresses
  • The role of uranium peroxide studtite on the retention of Cs, Sr and Se(VI)

     Pablo Ribas, Joan de; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Sureda Pastor, Rosa Maria; Rovira Boixaderas, Miguel Arcangel
    International Materials Research Congress
    p. 621-626
    Presentation's date: 2009-05-26
    Presentation of work at congresses
  • Formación y Estabilidad de Fases Secundarias de UO2 en las condiciones de un almacenamiento Geológico profundo.

     Rey Cubero, Alexandra
    Department of Engineering Design, Universitat Politècnica de Catalunya
    Theses
  • Effect of temperature on studtite stability: Thermogravimetry and differential scanning calorimetry investigations

     Rey, A; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Quiñones Ruiz, Jose Miguel; Pablo Ribas, Joan de
    Journal of nuclear materials
    Vol. 385, num. 2, p. 467-473
    Date of publication: 2009-03
    Journal article
  • Stability of uranium (VI) peroxide hydrates under ionizing radiation

     Rey, A; Utsunomiya, S; Gimenez, J; Casas Pons, Ignasi; Pablo Ribas, Joan de; Ewing, Rc
    American mineralogist
    Vol. 94, num. 2-3, p. 229-235
    Date of publication: 2009-03
    Journal article
  • Combined effect of H2O2 and HCO3- on UO2(s) dissolution rates under anoxic conditions

     Casas Pons, Ignasi; Pablo Ribas, Joan de; Clarens Blanco, Frederic; Gimenez Izquierdo, Francisco Javier; Merino, J; Bruno, J.; Martínez Esparza, A.
    Radiochimica acta
    Vol. 97, num. 9, p. 485-490
    Date of publication: 2009
    Journal article
  • Leaching of 53 MW/d kg U spent nuclear fuel in a flow-through reactor

     Serrano Purroy, D.; Clarens Blanco, Frederic; Glatz, J P; Wegen, D; Christiansen, B; Pablo Ribas, Joan de; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Martínez Esparza, A.
    Radiochimica acta
    Vol. 97, num. 9, p. 491-496
    DOI: 10.1524/ract.2009.1640
    Date of publication: 2009
    Journal article
  • UTILIZACIÓN DE RESIDUOS IND. PARA LA DEPURACIÓN DE EFLUENTES CONTAMINADOS CON METALES PESADOS

     Miralles Esteban, Nuria; Martínez Martínez, María R.; Casas Pons, Ignasi; Florido Pérez, Antonio
    Competitive project
  • Stability of natural and syntehtic uranium (VI) peroxide hydrates under ionizing radiation

     Rey, Alexandra; Utsunomiya, Satoshi; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Ewing, Rodney C.; Pablo Ribas, Joan de
    American mineralogist
    Vol. 94, p. 229-235
    DOI: 10.2138/am.2009.2908
    Date of publication: 2009-01-01
    Journal article
  • UO2 dissolution in the presence of hydrogen peroxide at pH>11

     Meca, S; Marti Gregorio, Vicenç; Pablo Ribas, Joan de; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi
    Radiochimica acta
    Vol. 96, num. 9-11, p. 535-539
    Date of publication: 2008-09
    Journal article
  • Grape stalks waste as low cost biosorbents: An alternative for metal removal from aqueous solutions

     Miralles Esteban, Nuria; Martínez Martínez, María R.; Florido Pérez, Antonio; Casas Pons, Ignasi; Fiol Santaló, Núria; Villaescusa, I
    Solvent extraction and ion exchange
    Vol. 26, num. 3, p. 261-270
    Date of publication: 2008-06
    Journal article
  • Secondary phase formation on UO2 in phosphate media

     Rey, A.; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Clarens Blanco, Frederic; Pablo Ribas, Joan de
    Applied geochemistry
    Vol. 23, num. 8, p. 2249-2255
    DOI: 10.1016/j.apgeochem.2008.03.008
    Date of publication: 2008-04-08
    Journal article
  • Determination of UO2(s) dissolution rates in a hydrogen peroxide medium as a function of pressure and temperature

     Casas Pons, Ignasi; Borrell Matas, Marc; Sanchez, L; Pablo Ribas, Joan de; Gimenez Izquierdo, Francisco Javier; Clarens Blanco, Frederic
    Journal of nuclear materials
    Vol. 375, num. 1, p. 151-156
    Date of publication: 2008-03
    Journal article
  • EFFECT OF TEMPERATURE ON STUDTITE STABILITY. TG and DSC experiments

     Casas Pons, Ignasi
    E-MRS
    Presentation's date: 2008-01-01
    Presentation of work at congresses
  • Sorption of cesium on freshly precipitated studtite (UO4·4H2O). Kinetics of sorption and sorption isotherm

     Casas Pons, Ignasi
    International Workshop on Mobile Fission and Activation Products in Nuclear Waste Disposal
    Presentation's date: 2007-01-11
    Presentation of work at congresses
  • Rn fractional release of high-burnup fuel:effect of hbs and estimation of accesible grain boundary

     Clarens Blanco, Frederic; Serrano-Purroy, D; Martínez-Esparza, A; Wegen, D; Gonzalez-Robles, E; Pablo Ribas, Joan de; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Christiansen, B; Glatz, J P
    MRS Symposium: Scientific basis for nuclear waste managementEMENT
    p. 439-446
    Presentation of work at congresses
  • Stability of synthetic uranium(VI) peroxide hydrates under ionizing radiation

     Casas Pons, Ignasi
    Migration 2007
    Presentation's date: 2007-01-01
    Presentation of work at congresses
  • MAGNETITE SORPTION CAPACITY FOR STRONTIUM AS A FUNCTION OF pH

     Pablo Ribas, Joan de; Rovira Boixaderas, Miguel Arcangel; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Clarens Blanco, Frederic
    MRS Symposium: Scientific basis for nuclear waste managementEMENT
    p. 593-598
    Presentation of work at congresses
  • KINETICS OF UO2(s) DISSOLUTION IN THE PRESENCE OF HYPOCHLORITE, CHLORITE AND CHLORATE SOLUTIONS

     Sureda, R; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de
    MRS Symposium: Scientific basis for nuclear waste managementEMENT
    p. 599-604
    Presentation of work at congresses
  • Sorption of cesium on freshly precipitated studtite (UO4¿4H2O). Kinetics and sorption and sorption isotherm

     Gimenez Izquierdo, Francisco Javier; Rovira Boixaderas, Miguel Arcangel; Pablo Ribas, Joan de; Casas Pons, Ignasi; Martínez-Esparza, A
    MOBILE FISSION AND ACTIVATION PRODUCTS IN NUCLEAR WASTE DISPOSAL
    p. 55-64
    Presentation of work at congresses
  • Valorització de residus vegetals procedents de processos industrials com biosorbentes per a l'elimincio d'ions mettlaics d'afleuntes aquosos

     Casas Pons, Ignasi; Fiol Santaló, Núria; Florido Pérez, Antonio; Martínez Martínez, María R.; Miralles Esteban, Nuria; Villaescusa, I
    Congrés UPC Sostenible 2015
    p. 1-2
    Presentation of work at congresses
  • The use of a high-FeO olivine as a redox buffer in a nuclear waste repository

     Gimenez Izquierdo, Francisco Javier; Rovira Boixaderas, Miguel Arcangel; Clarens Blanco, Frederic; Casas Pons, Ignasi; Duro Pérez, Lara; Grivé, M; Bruno Salgot, Jorge; Pablo Ribas, Joan de
    Journal of contaminant hydrology
    Vol. 83, p. 42-52
    Date of publication: 2006-06
    Journal article
  • Radiolytic modelling of spent fuel oxidative dissolution mechanism. Calibration against UO2 dynamic leaching experiments

     Merino, J; CERA, E; Bruno Salgot, Jorge; Quiñones Ruiz, Jose Miguel; Casas Pons, Ignasi; Clarens Blanco, Frederic; Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; Rovira Boixaderas, Miguel Arcangel; Martínez-Esparza, A
    Journal of nuclear materials
    Vol. 346, p. 40-47
    Date of publication: 2005-11
    Journal article
  • Influence of beta radiation on UO2 dissolution at different pH values

     Clarens Blanco, Frederic; Gimenez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; Casas Pons, Ignasi; Rovira Boixaderas, Miguel Arcangel; Dies Llovera, Javier; Quiñones Ruiz, Jose Miguel; Martínez-Esparza, A
    Radiochimica acta
    Vol. 93, p. 533-538
    Date of publication: 2005-11
    Journal article
  • The oxidative dissolution of unirradiated UO2 by hydrogen peroxide as a fucntion of pH

     Clarens Blanco, Frederic; Pablo Ribas, Joan de; Casas Pons, Ignasi; Gimenez Izquierdo, Francisco Javier; Rovira Boixaderas, Miguel Arcangel; Merino, J; CERA, E; Bruno Salgot, Jorge; Quiñones Ruiz, Jose Miguel; Martínez-Esparza, A
    Journal of nuclear materials
    Vol. 345, p. 225-231
    Date of publication: 2005-10
    Journal article
  • Oxidation and dissolution of UO2 in bicarbonate media: Implications for the spent fuel oxidative dissolution mechanism

     Gimenez Izquierdo, Francisco Javier; Clarens Blanco, Frederic; Casas Pons, Ignasi; Rovira Boixaderas, Miguel Arcangel; Pablo Ribas, Joan de; Bruno Salgot, Jorge
    Journal of nuclear materials
    Vol. 345, p. 232-238
    Date of publication: 2005-10
    Journal article
  • Equilibris químics en dissolució

     Aguilar Sanjuan, Manuel; Casas Pons, Ignasi; Cortina Pallas, Jose Luis; Farran Marsa, Adriana; Florido Pérez, Antonio; Gimenez Izquierdo, Francisco Javier; Martínez Martínez, María R.; Miralles Esteban, Nuria; Pablo Ribas, Joan de; Sastre Requena, Ana Maria
    Date of publication: 2005-09
    Book
    Image
  • The dissolution of high-FeO olivine rock from the Lovasjärvi intrusion (SE-Finland) at 25ºC as a function of pH

     Duro Pérez, Lara; El Aamrani, Fatima Zohra; Rovira Boixaderas, Miguel Arcangel; Gimenez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Pablo Ribas, Joan de; Bruno Salgot, Jorge
    Applied geochemistry
    Vol. 20, p. 1284-1291
    Date of publication: 2005-07
    Journal article
  • VCHEM, Progama de càlcul d'equilibris químics. Aplicació a les assignatures de primer, segon i tercer cicle

     Casas Pons, Ignasi
    Segona Jornada sobre Didàctica i Organització d´Assignatures Basades en l´Experimentació
    Presentation's date: 2005-02-10
    Presentation of work at congresses
  • Development of a Matrix Alteration Model (MAM)

     Martínez, A Esparza; Cuñado, M A; Gago, J A; Quiñones Ruiz, Jose Miguel; Iglesias, E; Cobos, J; González, A De La Huebra; CERA, E; Merino, J; BRUNO, J; Pablo Ribas, Joan de; Casas Pons, Ignasi; Clarens Blanco, Frederic; Gimenez Izquierdo, Francisco Javier
    ENRESA: Empresa Nacional de Residuos Radiactivos
    p. 1-101
    Date of publication: 2005-01
    Journal article
  • Role of hydroxyl radicals during oxidative dissolution of UO2 by hydrogen peroxide

     Pablo Ribas, Joan de; Clarens Blanco, Frederic; Casas Pons, Ignasi; Giménez, J; Rovira, M
    Materials Research Society Symposium
    Presentation of work at congresses