Enviaments recents

  • Kinetic analysis and CFD simulations of the photocatalytic production of hydrogen in silicone microreactors from water-ethanol mixtures 

    Castedo Rodríguez, Alejandra; Uriz, I.; Soler Turu, Lluís; Gandía, L. M.; Llorca Piqué, Jordi (2017-04-01)
    Article
    Accés restringit per política de l'editorial
    Silicone microreactors containing microchannels of 500 µm width in a single or triple stack configuration have been manufactured, coated with an Au/TiO2 photocatalyst and tested for the photocatalytic production of hydrogen ...
  • Nano-photocatalysts in microfluidics, energy conversion and environmental applications 

    Parmar, Jemish; Jang, Seungwook; Soler Turu, Lluís; Kim, Dong-Pyo; Sanchez, Samuel (2015-04-22)
    Article
    Accés obert
    Extensive studies have been carried out on photocatalytic materials in recent years as photocatalytic reactions offer a promising solution for solar energy conversion and environmental remediation. Currently available ...
  • Ambient pressure photoemission spectroscopy reveals the mechanism of carbon soot oxidation in ceria-based catalysts 

    Soler Turu, Lluís; Casanovas Grau, Albert; Escudero, Carlos; Pérez-Dieste, Virginia; Aneggi, Eleonora; Trovarelli, Alessandro; Llorca Piqué, Jordi (2016-06-27)
    Article
    Accés restringit per política de l'editorial
    Removing soot is one of the most important challenges in minimizing the impact of combustion engines on the environment. Catalysts based on CeO2 have proved suitable to oxidize soot due to their capacity to store and release ...
  • CO oxidation and COPrOx over preformed Au nanoparticles supported over nanoshaped CeO2 

    Soler Turu, Lluís; Casanovas Grau, Albert; Urrich, Aitor; Angurell Purroy, Inmaculada; Llorca Piqué, Jordi (2016-02-10)
    Article
    Accés restringit per política de l'editorial
    Au/CeO2 (0.25% wt. Au) catalysts were prepared by anchoring preformed Au nanoparticles over ceria polycrystals, cubes and rods and tested in the oxidation of CO and COPrOx. The use of preformed Au nanoparticles assured a ...
  • Nuclear data activities at the n_TOF facility at CERN 

    Gunsing, Frank; Aberle, O.; Andrzejewski, Józef; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Riego-Pérez, albert; Tarifeño Saldivia, Ariel Esteban (2016-10-21)
    Article
    Accés obert
    Nuclear data in general, and neutron-induced reaction cross sections in particular, are important for a wide variety of research fields. They play a key role in the safety and criticality assessment of nuclear technology, ...
  • Be-7(n,alpha)He-4 reaction and the cosmological lithium problem: measurement of the cross section in a wide energy range at n_TOF at CERN 

    Barbagallo, Massimo; Musumarra, A.; Cosentino, L.; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (2016-10-03)
    Article
    Accés obert
    The energy-dependent cross section of the Be7(n,alpha)He4 reaction, of interest for the so-called cosmological lithium problem in big bang nucleosynthesis, has been measured for the first time from 10 meV to 10 keV neutron ...
  • Dynamic modeling of pure hydrogen production via bio-ethanol steam reforming in a catalytic membrane reactor 

    Hedayati, Ali; Le Corre, Oliver; Lacarriere, Bruno; Llorca Piqué, Jordi (2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Ethanol steam reforming was performed in a catalytic membrane reactor (CMR) containing Pd-Ag membrane tubes selective to hydrogen and Pd-Rh/CeO2 catalyst. Experiments were performed at 923 K, 6-10 bar, and fuel flow rates ...
  • The CERN n_TOF facility: a unique tool for nuclear data measurement 

    Mingrone, Federica; Aberle, O.; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Bacak, M.; Barbagallo, Massimo; Barros, S.; Becvar, F.; Beinrucker, C.; Berthoumieux, Eric; Billowes, J.; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere (2015)
    Text en actes de congrés
    Accés obert
    The study of the resonant structures in neutron-nucleus cross-sections, and therefore of the compoundnucleus reaction mechanism, requires spectroscopic measurements to determine with high accuracy the energy of the neutron ...
  • Three-dimensional ruthenium-doped TiO2 sea urchins for enhanced visible-light-responsive H-2 production 

    Thuy Duong, Nguyen-Phan; Luo, Si; Vovchok, Dimitriy; Llorca Piqué, Jordi; Sallis, Shawn; Kattel, Shyam; Xu, Wenqian; Piper, Louis F. J.; Poliansky, Dimitry E.; Senanayake, Sanjaya D.; Stacchiola, Darío J.; Rodriguez, Jose A. (2016-06-21)
    Article
    Accés restringit per política de l'editorial
    Three-dimensional (3D) monodispersed sea urchin-like Ru-doped rutile TiO2 hierarchical architectures composed of radially aligned, densely-packed TiO2 nanorods have been successfully synthesized via an acid-hydrothermal ...
  • First tests of the applicability of gamma-ray imaging for background discrimination in time-of-flight neutron capture measurements 

    Perez Magan, D. L.; Caballero Ontanaya, L.; Domingo Pardo, César; Agramunt Ros, Jorge; Albiol, F.; Casanovas Grau, Albert; Gonzalez, A.; Guerrero, C.; Lerendegui Marco, J.; Tarifeño Saldivia, Ariel Esteban (2016-07-01)
    Article
    Accés obert
    In this work we explore for the first time the applicability of using gamma-ray imaging in neutron capture measurements to identify and suppress spatially localized background. For this aim, a pinhole gamma camera is ...

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