Enviaments recents

  • Colloidal Ni2-: XCoxP nanocrystals for the hydrogen evolution reaction 

    Liu, Junfeng; Wang, Zhenxing; David, Jeremy; Llorca Piqué, Jordi (Royal Society of Chemistry (RSC), 2018-05-11)
    Article
    Accés restringit per política de l'editorial
    A cost-effective and scalable approach was developed to produce monodisperse Ni2-xCoxP nanocrystals (NCs) with composition tuned over the entire range (0 = x = 2). Ni2-xCoxP NCs were synthesized using low-cost, stable and ...
  • Surface chemistry and nano-/microstructure engineering on photocatalytic In2S3 nanocrystals 

    Berestok, Taisiia; Guardia Girós, Pablo; Blanco Portals, Javier; Estradé, Sònia; Llorca Piqué, Jordi; Peiró, Francesca; Cabot, Andreu; Brock, Stephanie L. (2018-06-05)
    Article
    Accés restringit per política de l'editorial
    Colloidal nanocrystals (NCs) compete with molecular catalysts in the field of homogenous catalysis, offering easier recyclability and a number of potentially advantageous functionalities, such as tunable band gaps, plasmonic ...
  • SnP nanocrystals as anode materials for Na-ion batteries 

    Liu, Junfeng; Wang, Shutao; Kravchyk, Kostiantyn; Llorca Piqué, Jordi (Royal Society of Chemistry (RSC), 2018-05-14)
    Article
    Accés restringit per política de l'editorial
    Tin monophosphide is a layered material consisting of Sn–P–P–Sn sandwiches that are stacked on top of each other to form a three dimensional crystallographic structure. Its composition and crystal structure makes it an ...
  • Comprehensive study of all-solid-state Z-scheme photocatalytic systems of ZnO/Pt/CdZnS 

    Isimjan, Tayirjan Taylor; Maity, Partha; Llorca Piqué, Jordi; Ahmed, Toseef; Parida, Manas R.; Mohammed, Omar F.; Idriss, Hicham (American Chemical Society (ACS), 2017-08-22)
    Article
    Accés obert
    We have investigated a Z-scheme based on a ZnO/Pt/CdZnS photocatalyst, active in the presence of a complex medium composed of acetic acid and benzyl alcohol, the effects of which on the catalyst stability and performance ...
  • Combustion synthesized copper-ion substituted FeAl2O4 (Cu0.1Fe0.9Al2O4): A superior catalyst for methanol steam reforming compared to its impregnated analogue 

    Maiti, Sayantani; Llorca Piqué, Jordi; Dominguez, Montserrat; Colussi, Sara; Trovarelli, Alessandro; Priolkar, Kaustubh R.; Aquilanti, Giuliana; Gayen, Arup (2016-02)
    Article
    Accés obert
    A series of copper ion substituted MAl2O4 (M = Mg, Mn, Fe and Zn) spinels is prepared by a single step solution combustion synthesis (SCS) and tested for methanol steam reforming (MSR). The copper ion substituted Cu0.1Fe0.9Al2O4 ...
  • NiSn bimetallic nanoparticles as stable electrocatalysts for methanol oxidation reaction 

    Li, Junshan; Luo, Zhishan; Zuo, Yong; Liu, Junfeng; Zhang, Ting; Tang, Pengyi; Arbiol, Jordi; Llorca Piqué, Jordi; Cabot Codina, Andreu (2018-10-15)
    Article
    Accés obert
    Nickel is an excellent alternative catalyst to high cost Pt and Pt-group metals as anode material in direct methanol fuel cells. However, nickel presents a relatively low stability under operation conditions, even in ...
  • Pd/TiO2-WO3 photocatalysts for hydrogen generation from water-methanol mixtures 

    Toledo Camacho, Sandra Yurani; Rey Barroso, Ana; Hernández Alonso, María Dolores; Llorca Piqué, Jordi; Medina Mena, Francisco; Contreras Iglesias, Sandra (2018-10-15)
    Article
    Accés obert
    Solar light is inexhaustible, and therefore to take advantage of this energy it is necessary to develop materials capable of absorbing energy in the widest range of the solar spectra. Although TiO2 is one of the most studied ...
  • CuGaS2 and CuGaS2–ZnS porous layers from solution-processed nanocrystals 

    Berestok, Taisiia; Guardia, Pablo; Estradé, Sònia; Llorca Piqué, Jordi; Peiró, Francesca; Cabot Codina, Andreu; Brock, Stephanie L. (2018-04-05)
    Article
    Accés obert
    The manufacturing of semiconducting films using solution-based approaches is considered a low cost alternative to vacuum-based thin film deposition strategies. An additional advantage of solution processing methods is the ...
  • In situ characterization of mesoporous Co/CeO2 catalysts for the high-temperature water-gas shift 

    Vovchock, Dimitriy; Guild, Curtis J.; Dissanayake, Shanka; Llorca Piqué, Jordi; Stavitski, Eli; Liu, Yongyuan; Palomino, Robert M.; Waluyo, Iradwikanari; Li, YuanYuan; Frenkel, Anatoly I.; Rodriguez, José A.; Suib, Steven L.; Senanayake, S. D. (2018-04-26)
    Article
    Accés restringit per política de l'editorial
    Mesoporous Co/CeO2 catalysts were found to exhibit significant activity for the high-temperature water-gas shift (WGS) reaction with cobalt loadings as low as 1 wt %. The catalysts feature a uniform dispersion of cobalt ...
  • In situ elucidation of the active state of Co-CeOx catalysts in the dry reforming of methane: the important role of the reducible oxide support and interactions with cobalt 

    Zhang, Feng; Liu, Zongyuan; Zhang, Shuhao; Akter, Nusnin; Palomino, Robert M.; Vovchok, Dimitriy; Orozco, Ivan; Salazar, David; Rodriguez, José A.; Llorca Piqué, Jordi; Lee, Jaeha; Kim, DoHeui; Xu, Wenqian; Frenkel, Anatoly I.; Li, Yuangyuang; Kim, Taejin; Senanayake, S. D. (2018-04-01)
    Article
    Accés restringit per política de l'editorial
    The dry reforming of methane was systematically studied over a series (2-30 wt%) of Co (~5nm in size) loaded CeO2 catalysts, with an effort to elucidate the behavior of Co and ceria in the catalytic process using in-situ ...
  • Assessment of kinetic model for ceria oxidation for chemical-looping CO2 dissociation 

    Farooqui, A.E.; Manfredi Pica, A.; Marocco, P.; Ferrero, D.; Lanzini, A.; Fiorilli, S.; Llorca Piqué, Jordi; Santarelli, M. (2018-08-15)
    Article
    Accés obert
    Chemical looping technologies are identified as to have an excellent potential for CO2 capture and fuels synthesis. Oxygen carriers are the fundamental component of a chemical looping process, and the choice of stable and ...
  • Remarkable carbon dioxide hydrogenation to ethanol on a palladium/iron oxide single-atom catalyst 

    Caparrós, Francisco J.; Soler Turu, Lluís; Rossell Abrodos, Marta-Dacil; Angurell Purroy, Inmaculada; Llorca Piqué, Jordi (2018-06-07)
    Article
    Accés restringit per política de l'editorial
    The hydrogenation of CO2 into value-added chemicals is one of the most investigated methods to reduce CO2 emissions in the atmosphere and thereby contributes to a sustainable chemical industry. Whereas the catalytic ...

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