Now showing items 1-20 of 32

    • 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 ...
    • A low temperature solid state reaction to produce hollow MnxFe3-xO4 nanoparticles as anode for lithium-ion batteries 

      Yu, Xiaoting; Zhang, C.; Luo, Zhishan; Liu, Junshan; Zuo, Yong; Jacas Biendicho, Jordi; Llorca Piqué, Jordi; Arbiol, Jordi; Morante Lleonart, Joan Ramon; Cabot, Andreu (2019-12-01)
      Article
      Open Access
      Hollow MnxFe3-xO4 nanoparticles (NPs) with an average size of 15¿nm are produced from the solid state reaction of Fe3O4–Mn3O4 heterostructures. These heterostructures are synthesized through the seeded-growth of Mn3O4 ...
    • A SnS2 molecular precursor for conformal nanostructured coatings 

      Zuo, Yong; Li, Junshan; Yu, Xiaoting; Du, Ruifeng; Zhang, Ting; Wang, Xiang; Arbiol, Jordi; Llorca Piqué, Jordi; Cabot, Andreu (American Chemical Society (ACS), 2020-02-11)
      Article
      Open Access
      We present a simple, versatile, and scalable procedure to produce SnS2 nanostructured layers based on an amine/thiol-based molecular ink. The ratios amine/thiol and Sn/S, and the reaction conditions, are systematically ...
    • Atomically dispersed Fe in a C2N based catalyst as a sulfur host for efficient lithium–sulfur batteries 

      Liang, Zhifu; Yang, Dawei; Tang, Pengyi; Zhang, Chaoqi; Jacas Biendicho, Jordi; Zhang, Yi; Llorca Piqué, Jordi; Wang, Xiang; Li, Junshan; Morante Lleonart, Joan Ramon; Cabot, Andreu; Arbiol, Jordi (2021-02-04)
      Article
      Open Access
      Lithium–sulfur batteries (LSBs) are considered to be one of the most promising next generation energy storage systems due to their high energy density and low material cost. However, there are still some challenges for the ...
    • Bottom-up processing of thermoelectric nanocomposites from colloidal nanocrystal building blocks: the case of Ag2Te–PbTe 

      Cadavid, Doris; Ibáñez, María; Gorsse, Stéphane; López Martínez, Antonio Miguel; Cirera, Albert; Morante Lleonart, Joan Ramon; Cabot, Andreu (2012-11-28)
      Article
      Restricted access - publisher's policy
      Nanocomposites are highly promising materials to enhance the efficiency of current thermoelectric devices. A straightforward and at the same time highly versatile and controllable approach to produce nanocomposites is ...
    • Colloidal synthesis and thermoelectric properties of Cu2SnSe3 nanocrystals 

      Ibáñez, María; Cadavid, Doris; Anselmi-Tamburini, Umberto; Zamani, Reza; Gorsse, Stéphane; Li, Wenhua; López Martínez, Antonio Miguel; Morante Lleonart, Joan Ramon; Albiol, Jordi; Cabot, Andreu (Royal Society of Chemistry, 2012-12-15)
      Article
      Restricted access - publisher's policy
      Copper-based selenides are attracting increasing interest due to their outstanding optoelectronic and thermoelectric properties. Herein a novel colloidal synthetic route to prepare Cu2SnSe3 nanocrystals with controlled ...
    • Compositionally tuned Ni x Sn alloys as anode materials for lithium-ion and sodium-ion batteries with a high pseudocapacitive contribution 

      Li, Junshan; Xu, Xijun; Luo, Zhishan; Zhang, Chaoqi; Yu, Xiaoting; Zuo, Yong; Albiol, Jordi; Llorca Piqué, Jordi; Cabot, Andreu (2019-05-01)
      Article
      Open Access
      Nickel tin alloy nanoparticles (NPs) with tuned composition NixSn (0.6¿=¿x¿=¿1.9) were synthesized by a solution-based procedure and used as anode materials for Li-ion batteries (LIBs) and Na-ion batteries (SIBs). Among ...
    • Co–Sn nanocrystalline solid solutions as anode materials in lithium-ion batteries with high pseudocapacitive contribution 

      Li, Junshan; Xu, Xijun; Luo, Zhishan; Zhang, Chaoqi; Zuo, Yong; Zhang, Ting; Tang, Pengyi; Infante Carrió, Maria F.; Arbiol, Jordi; Llorca Piqué, Jordi; Liu, Jun; Cabot, Andreu (2019-04-05)
      Article
      Open Access
      Co–Sn solid-solution nanoparticles with Sn crystal structure and tuned metal ratios were synthesized by a facile one pot solution-based procedure involving the initial reduction of a Sn precursor followed by incorporation ...
    • Crystallographic control at the nanoscale to enhance functionality:polytypic Cu2GeSe3 nanoparticles as thermoelectric materials 

      Ibáñez, María; Zamani, Reza; Li, Wenhua; Cadavid, Doris; Gorsse, Stéphane; Katcho, Nebil A.; Shavel, Alexey; López Martínez, Antonio Miguel; Morante Lleonart, Joan Ramon; Arbiol, Jordi; Cabot, Andreu (2012-11-14)
      Article
      Restricted access - publisher's policy
      The potential to control the composition and crystal phase at the nanometer scale enable the production of nanocrystalline materials with enhanced functionalities and new applications. In the present work, we detail a ...
    • Effect of the annealing atmosphere on crystal phase and thermoelectric properties of copper sulfide 

      Li, Mengyao; Liu, Yu; Zhang, Yu; Han, Xu; Zhang, Ting; Zuo, Yong; Xie, Chenyang; Arbiol, Jordi; Llorca Piqué, Jordi; Liu, Junfeng; Cabot, Andreu (American Chemical Society, 2021-03-01)
      Article
      Open Access
      Cu2–xS has become one of the most promising thermoelectric materials for application in the middle-high temperature range. Its advantages include the abundance, low cost, and safety of its elements and a high performance ...
    • Enhanced thermoelectric performance of n-type bi2se3 nanosheets through sn doping 

      Li, Mengyao; Zhang, Yu; Zhang, Ting; Zuo, Yong; Xiao, Ke; Arbiol, Jordi; Llorca Piqué, Jordi; Liu, Yu; Cabot, Andreu (2021-07-14)
      Article
      Open Access
      The cost-effective conversion of low-grade heat into electricity using thermoelectric devices requires developing alternative materials and material processing technologies able to reduce the currently high device manufacturing ...
    • 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, ...
    • Graphene-supported palladium phosphide PdP2 nanocrystals for ethanol electrooxidation 

      Liu, Junfeng; Luo, Zhishan; Junshan, Li; Yu, Xiaoting; Llorca Piqué, Jordi; Nasiou, Déspina; Arbiol, Jordi; Meyns, Michaela; Cabot, Andreu (2019-03-01)
      Article
      Restricted access - publisher's policy
      We present a procedure to produce single-phase PdP2 nanocrystals (NCs). The approach involves the reaction of palladium(II) acetylacetonate and hexamethylphosphoroustriamide to nucleate defective Pd5P2 nanoparticles that ...
    • High-performance thermoelectric nanocomposites from nanocrystal building blocks 

      Ibañez, Maria; Zhishan, Luo; Aziz, Genc; Piveteau, Laura; Ortega, Silvia; Cadavid, Doris; Dobrozhan, Oleksandr; Yu, Liu; Nachtegaal, Maarten; Zebarjadi, Mona; Arbio, Jordi; Kovalenko, Maksym V.; Cabot, Andreu (Nature Publishing Group, 2016-03-07)
      Article
      Open Access
      he efficient conversion between thermal and electrical energy by means of durable, silent and scalable solid-state thermoelectric devices has been a long standing goal. While nanocrystalline materials have already led to ...
    • Hydrogen photogeneration using ternary CuGaS2-TiO2-Pt nanocomposites 

      Caudillo Flores, Uriel; Kubacka, Anna; Berestok, Taisiia; Zhang, Ting; Llorca Piqué, Jordi; Arbiol, Jordi; Cabot, Andreu; Fernández García, Marcos (2020-01-13)
      Article
      Open Access
      In this contribution we synthesized ternary CuGaS2-TiO2-Pt materials. The semiconductor components were surface functionalized with mercapto-alifatic acids to drive their linking and were platinized prior to or after contact ...
    • NbSe2 meets C2N: a 2D-2D heterostructure catalysts as multifunctional polysulfide mediator in ultra-long-life lithium–sulfur batteries 

      Yang, Dawei; Liang, Zhifu; Zhang, Chaoqi; Jacas Biendicho, Jordi; Spadaro, Maria Chiara; Li, Mengyao; Moghaddam, Ahmad Ostovari; Llorca Piqué, Jordi; Morante Lleonart, Joan Ramon; Arbiol, Jordi; Cabot, Andreu (2021-09-23)
      Article
      Restricted access - publisher's policy
      The shuttle effect and sluggish conversion kinetics of lithium polysulfides (LiPS) hamper the practical application of lithium–sulfur batteries (LSBs). Toward overcoming these limitations, herein an in situ grown C2N@NbSe2 ...
    • 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
      Open Access
      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 ...
    • PbS-Pb-Cu xS Composites for Thermoelectric Application 

      Li, Mengyao; Liu, Yu; Zhang, Yu; Han, Xu; Xiao, Ke; Nabahat, Mehran; Arbiol, Jordi; Llorca Piqué, Jordi; Alzate Ibáñez, Angélica María; Cabot, Andreu (2021-10-19)
      Article
      Restricted access - publisher's policy
      Composite materials offer numerous advantages in a wide range of applications, including thermoelectrics. Here, semiconductor-metal composites are produced by just blending nanoparticles of a sulfide semiconductor obtained ...
    • 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, ...