Now showing items 1-9 of 9

    • 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 ...
    • Doping-mediated stabilization of copper vacancies to promote thermoelectric properties of Cu2-xS 

      Zhang, Yu; Xing, Congcong; Liu, Yu; Spadaro, Maria Chiara; Wang, Xiang; Li, Mengyao; Xiao, Ke; Zhang, Ting; Guardia Girós, Pablo; Lim, Khak Ho; Moghaddam, Ahmad Ostovari; Llorca Piqué, Jordi; Arbiol Cobos, Jordi; Ibánez, María; Cabot Codina, Andreu (2021-07-01)
      Article
      Restricted access - publisher's policy
      Copper chalcogenides are outstanding thermoelectric materials for applications in the medium-high temperature range. Among different chalcogenides, while Cu2-xSe is characterized by higher thermoelectric figures of merit, ...
    • Nickel iron diselenide for highly efficient and selective electrocatalytic conversion of methanol to formate 

      Li, Junshan; Xing, Congcong; Zhang, Yu; Zhang, Ting; Spadaro, Maria Chiara; Wu, Qianbao; Yi, Yunan; He, Shenglan; Llorca Piqué, Jordi; Arbiol, Jordi; Cabot, Andreu; Cui, Chunhua (2021-02-01)
      Article
      Restricted access - publisher's policy
      The electro-oxidation of methanol to formate is an interesting example of the potential use of renewable energies to add value to a biosourced chemical commodity. Additionally, methanol electro-oxidation can replace the ...
    • Phosphorous incorporation in Pd2Sn alloys for electrocatalytic ethanol oxidation 

      Yu, Xiaoting; Liu, Junfeng; Li, Junshan; Luo, Zhishan; Zuo, Yong; Xing, Congcong; Llorca Piqué, Jordi; Nasiou, Despina; Arbiol, Jordi; Cabot, Andreu (2020-11-01)
      Article
      Restricted access - publisher's policy
      Direct ethanol fuel cells (DEFCs) show a huge potential to power future electric vehicles and portable electronics, but their deployment is currently limited by the unavailability of proper electrocatalysis for the ethanol ...
    • 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, ...
    • Porous NiTiO3/TiO2 nanostructures for photocatatalytic hydrogen evolution 

      Xing, Congcong; Liu, Yongpeng; Zhang, Yu; Liu, Junfeng; Zhang, Ting; Soler Turu, Lluís; Llorca Piqué, Jordi (Royal Society of Chemistry (RSC), 2019-01-01)
      Article
      Open Access
      We present a strategy to produce porous NiTiO3/TiO2 nanostructures with excellent photocatalytic activity toward hydrogen generation. In a first step, nickel-doped TiO2 needle bundles were synthesized by a hydrothermal ...
    • Solution-processed ultrathin SnS 2 -Pt nanoplates for photoelectrochemical water oxidation 

      Zuo, Yong; Liu, Yongpeng; Li, Junshan; Du, Ruifeng; Yu, Xiaoting; Xing, Congcong; Zhang, Ting; Yao, Liang; Arbiol, Jordi; Llorca Piqué, Jordi; Sivula, Kevin; Guijarro, Néstor; Cabot Codina, Andreu (2019-02-20)
      Article
      Open Access
      Tin disulfide (SnS2) is attracting significant interest due to the abundance of its elements and its excellent optoelectronic properties in part related to its layered structure. In this work, we detail the preparation of ...
    • Tin selenide molecular precursor for the solution processing of thermoelectric materials and devices 

      Zhang, Yu; Xing, Congcong; Zhang, Ting; Yu, Xiaoting; Arbiol, Jordi; Llorca Piqué, Jordi; Cadavid, Doris; Ibáñez, María; Cabot, Andreu (2020-05-21)
      Article
      Open Access
      In the present work, we report a solution-based strategy to produce crystallographically textured SnSe bulk nanomaterials and printed layers with optimized thermoelectric performance in the direction normal to the substrate. ...
    • TiO2-based heterostructure photocatalysts for enhanced hydrogen production 

      Xing, Congcong (Universitat Politècnica de Catalunya, 2021-07-30)
      Doctoral thesis
      Open Access
      The photocatalytic production of hydrogen from water and biomass derivatives such as ethanol, glycerol and sugars is a highly attractive strategy to generate environmentally benign hydrogen. Ethanol is more easily oxidized ...