Now showing items 1-12 of 122

    • Molybdenum release from high burnup spent nuclear fuel at alkaline and hyperalkaline pH 

      García Gómez, Sonia; Giménez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Llorca Piqué, Jordi; Pablo Ribas, Joan de; Martínez Torrents, Albert; Clarens Blanco, Frederic; Kokinda, Jakub; Iglesias Pérez, Luis; Serrano Purroy, Daniel (Elsevier, 2023-01-01)
      Article
      Open Access
      This work presents experimental data and modelling of the release of Mo from high-burnup spent nuclear fuel (63 MWd/kgU) at two different pH values, 8.4 and 13.2 in air. The release of Mo from SF to the solution is around ...
    • Modelling the release of Mo, Tc, Ru and Rh from high burnup spent nuclear fuel at alkaline and hyperalkaline pH 

      Giménez Izquierdo, Francisco Javier; Pablo Ribas, Joan de; García Gómez, Sonia; Serrano Purroy, Daniel; Iglesias Pérez, Luis; Clarens Blanco, Frederic; Martínez Torrents, Albert (Cambridge University Press, 2023-12-30)
      Article
      Open Access
      The present work shows experimental data on the release of some radionuclides that are forming the so-called e particles in the spent nuclear fuel (SNF): Mo, Tc, Ru and Rh. The leaching experiments were carried out with a ...
    • Relevant parameters for the mechanochemical synthesis of bimetallic supported catalysts 

      Danielis, Maila; Braga, Andrea; Jiménez Divins, Nuria; Llorca Piqué, Jordi; Trovarelli, Alessandro; Colussi, Sara (Multidisciplinary Digital Publishing Institute (MDPI), 2023-12-14)
      Article
      Open Access
      Mechanochemical synthesis for the preparation of bimetallic catalysts is gaining increasing interest, and in recent years, some important milestones have been reached. However, the complexity of mechanochemically prepared ...
    • CFD simulation of explosions in fired combustion chambers 

      Espejo Delgado, Vicenç; Papadaki, Artemis; Casal Fàbrega, Joaquim; Planas Cuchi, Eulàlia (Associazione Italiana Di Ingegneria Chimica, 2023-01-01)
      Article
      Open Access
      A wide range of equipment (boilers, furnaces, reformers, etc.) in industrial processes use fired combustion chambers to retrieve heat from a fuel. Although these systems have been used since long time and their safety has ...
    • Techno-economic analysis of integrated bipolar membrane electrodialysis and batch reverse osmosis for water and chemical recovery from dairy wastewater 

      Ankoliya, Dipak; Mudgal, Anurag; Sinha, Manish Kumar; Davies, Philip; Park, Kiho; Rodríguez Alegre, Rubén; Patel, Vivek; Patel, Jatin (Elsevier, 2023-09-25)
      Article
      Restricted access - publisher's policy
      Bipolar membrane electrodialysis (BMED) for acid and base recovery and batch reverse osmosis (BRO) for water recovery are analyzed technically and economically as a dairy wastewater treatment solution. The proposed process ...
    • Gd2O3 doped UO2(s) corrosion in the presence of silicate and calcium under alkaline conditions 

      García Gómez, Sonia; Giménez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Llorca Piqué, Jordi; De Pablo Ribas, Joan (Multidisciplinary Digital Publishing Institute (MDPI), 2023-12-01)
      Article
      Open Access
      The anodic reactivity of UO2 and UO2 doped with Gd2O3 was investigated by electrochemical methods in slightly alkaline conditions in the presence of silicate and calcium. At the end of the experiments, the electrodes were ...
    • Polyelectrolyte multilayers modification of nanofiltration membranes to improve selective separation of mono- and multivalent cations in seawater brine 

      Reza Moradi, Mohammad; Pihlajamäki, Arto; Hesampour, Mehrdad; Figueira Alves, Mariana; Reig i Amat, Mònica; Cortina Pallás, José Luís; Valderrama Angel, César Alberto; Mänttäri, Mika (Elsevier, 2024-02-05)
      Article
      Open Access
      Nowadays, brine produced in the Reverse Osmosis (RO) seawater desalination plants is a significant and largely untapped source of critical minerals and metals, which is usually discharged into the seas as wastewater. As a ...
    • X-ray photoelectron spectroscopy (XPS) study of surface oxidation of UO2 doped with Gd2O3 at different temperatures and atmospheres 

      García Gómez, Sonia; Giménez Izquierdo, Francisco Javier; Casas Pons, Ignasi; Llorca Piqué, Jordi; Pablo Ribas, Joan de (2023-08)
      Article
      Open Access
      In this work, the influence of GdIII doping on the surface oxidation of UO2 has been investigated in situ by XPS. The samples were put in contact with either hydrogen, argon or synthetic air streams saturated with water ...
    • Techno-economic analysis of seawater reverse osmosis brines treatment using nanofiltration modelling tools 

      Figueira Alves, Mariana; López Rodríguez, Julio; Reig i Amat, Mònica; Cortina Pallás, José Luís; Valderrama Angel, César Alberto (Elsevier, 2023-09)
      Article
      Open Access
      The management of seawater desalination (SWD) brine presents environmental and economic challenges. However, according to the circular economy approach, this residue offers an interesting source of resources. While ...
    • Evaluation of the nanofiltration of brines from seawater desalination plants as pre-treatment in a multimineral brine extraction process 

      Figueira Alves, Mariana; Rodríguez Jiménez, Daniel; López Rodríguez, Julio; Reig i Amat, Mònica; Cortina Pallás, José Luís; Valderrama Angel, César Alberto (2023-10)
      Article
      Open Access
      Many materials essential to the European Union's (EU) economy lack primary resources, and the major suppliers of these materials are non-EU nations. It has been determined that seawater reverse osmosis (SWRO) desalination ...
    • Breaking boundaries in CO2 capture: Ionic liquid-based membrane separation for post-combustion applications 

      Ul Mulk, Waqad; Ali, Syed Awais; Shah, Syed Nasir; Shah, Mansoor Ul Hassan; Zhang, Qi Jun; Younas, Mohammad Reza; Fatehizadeh, Ali; Sheikh, Mahdi; Rezakazemi, Mashallah (Elsevier, 2023-09-01)
      Article
      Open Access
      As a part of global warming reduction strategies, CO2 capture and storage (CCS) is considered a promising and effective method, which can be classified as absorption and adsorption, chemical looping combustion and cryogenic ...
    • SbSeI and SbSeBr micro-columnar solar cells by a novel high pressure-based synthesis process 

      Caño Prades, Ivan; Navarro Güell, Alejandro; Maggi, Edoardo; Barrio Casado, María del; Tamarit Mur, José Luis; Svatek, Simon Aurel; Antolin, Elisa; Yan, Shunya; Barrena Villas, Esther; Galiana Blanco, Beatriz; Placidi, Marcel Jose; Puigdollers i González, Joaquim; Saucedo Silva, Edgardo Ademar (Royal Society of Chemistry (RSC), 2023-07-17)
      Article
      Open Access
      Van der Waals chalcogenides and chalcohalides have the potential to become the next thin film PV breakthrough, owing to the earth-abundancy and non-toxicity of their components, and their stability, high absorption coefficient ...