Enviaments recents

  • Comparison of the state of Lithium-Sulphur and lithium-ion batteries applied to electromobility 

    Benveniste Pérez, Gabriela; Rallo, Héctor; Canals Casals, Lluc; Merino, Antonio; Amante García, Beatriz (2018-11-15)
    Article
    Accés obert
    The market share in electric vehicles (EV) is increasing. This trend is likely to continue due to the increased interest in reducing CO2 emissions. The electric vehicle market evolution depends principally on the evolution ...
  • Role of tungsten doping on the surface states in BiVO4 photoanodes for water oxidation: tuning the electron trapping process 

    Shi, Qin; Murcia López, Sebastián; Tang, Pengyi; Flox Donoso, Cristina; Morante, Joan Ramon; Bian, Zhaoyong; Wagn, Hui; Andreu, Teresa (2018-03-09)
    Article
    Accés restringit per política de l'editorial
    The nanostructured BiVO4 photoanodes were prepared by electrospinning and were further characterized by XRD, SEM, and XPS, confirming the bulk and surface modification of the electrodes attained by W addition. The role of ...
  • High-power positive electrode based on synergistic effect of N- and WO3 -decorated carbon felt for vanadium redox flow batteries 

    Hosseini, Mir; Mousavihashemi, Seyedabolfazl; Murcia López, Sebastián; Flox Donoso, Cristina; Andreu, Teresa; Morante, Joan Ramon (2018-09)
    Article
    Accés obert
    Although Vanadium Redox Flow Batteries (VRFB) are suitable for grid-scale applications, their power-related cost must be reduced in order to boost the use of this technology in the market, allowing their widespread ...
  • A prototype reactor for highly selective solar-driven CO2 reduction to synthesis gas using nanosized earth-abundant catalysts and silicon photovoltaics 

    Urbain, Félix; Tang, Pengyi; Carretero González, Nina Maga; Andreu, Teresa; Gerling Sarabia, Luis Guillermo; Voz Sánchez, Cristóbal; Arbiol Cobos, Jordi; Morante Lleonart, Joan Ramon (2017-10)
    Article
    Accés obert
    The conversion of carbon dioxide (CO2) into value-added chemicals and fuels, preferably using renewable energy and earth-abundant materials, is considered a key priority for future energy research. In this work, a bias-free ...
  • Impact of Cu-Au type domains in high current density CuInS2 solar cells 

    Moreau, Antonin; Insignares Cuello, Cristina; Escoubas, Ludovic; Simon, Jean-Jacques; Bermudez, Veronica; Perez Rodriguez, Alejandro; Izquierdo Roca, Víctor; Ruiz, Carmen M. (2015-08-01)
    Article
    Accés restringit per política de l'editorial
    In this work, a series of stain steel 15×15 cm2 CuInS2 solar cells with efficiencies close to the record one for this kind of devices, are analyzed. Through a careful and comprehensive study of the structural and electronic ...
  • Improved selectivity for partial oxidation of methane to methanol in the presence of nitrite ions and BiVO4 photocatalyst 

    Murcia López, Sebastián; Villa Gómez, Katherine; Andreu, Teresa; Morante, Joan Ramon (2015-04-28)
    Article
    Accés restringit per política de l'editorial
    Nitrite ions are shown to have significant influence on the selectivity of the photocatalytic oxidation of methane to methanol. An almost complete inhibition of undesired CO2 has been achieved with BiVO4 in the presence ...
  • Fe3O4@NiFexOy nanoparticles with enhanced electrocatalytic properties for oxygen evolution in carbonate electrolyte 

    Luo, Zhishan; Martí Sanchez, Sara; Nafria Soler, Raquel; Joshua, Gihan; de la Mata, María; Guardia, Pablo; Flox Donoso, Cristina; Martinez-Boubeta, Carlos; Simeonidis, Konstantinos; Llorca Piqué, Jordi; Morante, Joan Ramon; Arbiol, Jordi; Ibañez, María; Cabot, Andreu (2016-11-02)
    Article
    Accés restringit per política de l'editorial
    The design and engineering of earth-abundant catalysts that are both cost-effective and highly active for water splitting are crucial challenges in a number of energy conversion and storage technologies. In this direction, ...
  • Standalone ethanol micro-reformer integrated on silicon technology for onboard production of hydrogen-rich gas 

    Pla, Dolors; Salleras, M.; Morata García, Alejandro; Garbayo, I.; Gerboles, M.; Sabaté, Nuria; Divins, N. J.; Casanovas Hoste, Adrià; Llorca Piqué, Jordi; Tarancón Rubio, Albert (2016)
    Article
    Accés restringit per política de l'editorial
    A novel design of a silicon-based micro-reformer for onboard hydrogen generation from ethanol is presented in this work. The micro-reactor is fully fabricated with mainstream MEMS technology and consists of an active ...
  • Mesoporous ceramic oxides as humidity sensors: A case study for gadolinium-doped ceria 

    Almar Liante, Laura; Tarancón Rubio, Albert; Andreu, Teresa; Torrell Faro, Marc; Hu, Yang; Dezanneau, Guillem; Morata García, Alejandro (2015-09-01)
    Article
    Accés restringit per política de l'editorial
    Mesoporous materials have been studied as high performance sensing materials due to their singular microstructure and extremely high surface-to-volume ratio. However, the lack of stability of these nanostructures is assumed ...
  • Pd2Sn [010] nanorods as a highly active and stable ethanol oxidation catalyst 

    Luo, Zhishan; Lu, jianmin; Flox Donoso, Cristina; Nafria Soler, Raquel; Genç, Aziz; Arbiol, Jordi; Llorca Piqué, Jordi; Ibañez, María; Morante, Joan Ramon; Cabot Codina, Andreu (Royal Society of Chemistry, 2016)
    Article
    Accés restringit per política de l'editorial
    The development of highly active, low cost and stable electrocatalysts for direct alcohol fuel cells remains a critical challenge. While Pd2Sn has been reported as an excellent catalyst for the ethanol oxidation reaction ...
  • Technical and economic comparison of various electrical collection grid configurations for large photovoltaic power plants 

    Prada Gil, Mikel de; Domínguez García, José Luis; Trilla Romero, Lluís; Gomis Bellmunt, Oriol (2017-02-22)
    Article
    Accés restringit per política de l'editorial
    In this study, a technical and economic comparative analysis for evaluating the performance of various electrical photovoltaic (PV) plant configurations is presented. This methodology assessment is based on a holistic ...
  • Performance evaluation of a floating lidar buoy in nearshore conditions 

    Gutiérrez Antuñano, Miguel Ángel; Tiana Alsina, Jordi; Rocadenbosch Burillo, Francisco (2017-05-29)
    Article
    Accés obert
    This work provides a signal-processing and statistical-error analysis methodology to assess key performance indicators for a floating Doppler wind lidar. The study introduces the raw-to-clean data processing chain, error ...

Mostra'n més