Browsing by Author "Guardia, Pablo"

Now showing items 1-7 of 7

    • A direct Z-scheme for the photocatalytic hydrogen production from a water ethanol mixture on CoTiO3/TiO2 heterostructures 

      Xing, Congcong; Liu, Yongpeng; Zhang, Yu; Wang, Xiang; Guardia, Pablo; Yao, Liang; Han, Xu; Zhang, Ting; Arbiol Cobos, Jordi; Soler Turu, Lluís; Chen, Yufen; Sivula, Kevin; Guijarro, Néstor; Cabot, Andreu; Llorca Piqué, Jordi (2021-01-01)
      Article
      Open Access
      Photocatalytic H2 evolution from ethanol dehydrogenation is a convenient strategy to store solar energy in a highly valuable fuel with potential zero net CO2 balance. Herein, we report on the synthesis of CoTiO3/TiO2 ...

    • Activating the lattice oxygen oxidation mechanism in amorphous molybdenum cobalt oxide nanosheets for water oxidation 

      Wang, Xiang; Xing, Congcong; Liang, Zhifu; Guardia, Pablo; Han, Xu; Zuo, Yong; Llorca Piqué, Jordi; Arbiol Cobos, Jordi; Li, Junshan; Cabot, Andreu (2022-02-21)
      Article
      Open Access
      The cost-effective deployment of several key energy technologies, such as water electrolysis, CO2 electroreduction and metal–air batteries, relies on the design and engineering of cost-effective catalysts able to accelerate ...

    • 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
      Open Access
      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 ...

    • 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
      Restricted access - publisher's policy
      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, ...

    • Photodehydrogenation of ethanol over cu2o/tio2 heterostructures 

      Xing, Congcong; Zhang, Yu; Liu, Yongpeng; Wang, Xiang; Li, Junshan; Spadaro, Maria Chiara; Guardia, Pablo; Arbiol, Jordi; Llorca Piqué, Jordi; Cabot, Andreu (2021-05-25)
      Article
      Open Access
      The photodehydrogenation of ethanol is a sustainable and potentially cost-effective strategy to produce hydrogen and acetaldehyde from renewable resources. The optimization of this process requires the use of highly active, ...

    • Sulfate-decorated amorphous-crystalline cobalt-iron oxide nanosheets to enhance O-O coupling in the oxygen evolution reaction 

      Wang, Xiang; Li, Junshan; Xue, Qian; Han, Xu; Xing, Congcong; Liang, Zhifu; Guardia, Pablo; Zuo, Yong; Du, Ruifeng; Balcells Argemí, Lluis; Arbiol Cobos, Jordi; Llorca Piqué, Jordi; Qi, Xueqiang; Cabot, Andreu (American Chemical Society, 2022-12-23)
      Article
      Open Access
      The electrochemical oxygen evolution reaction (OER) plays a fundamental role in several energy technologies, which performance and cost-effectiveness are in large part related to the used OER electrocatalyst. Herein, we ...

    • Unveiling the role of counter-anions in amorphous transition metal-based oxygen evolution electrocatalysts 

      Wang, Xiang; Xu, Han; Du, Ruifeng; Liang, Zhifu; Zuo, Yong; Guardia, Pablo; Li, Junshan; Llorca Piqué, Jordi; Arbiol Cobos, Jordi; Zheng, Renji; Cabot, Andreu (Elsevier, 2023-01-01)
      Article
      Restricted access - publisher's policy
      At the initial stage of the oxygen evolution reaction (OER) most electrocatalysts undergo structural and chemical surface reconstruction. While this reconstruction strongly influences their performance, it is frequently ...