Now showing items 1-12 of 12

  • 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)
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    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)
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    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)
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    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)
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    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)
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    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 ...
  • 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)
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    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)
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    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 ...
  • Solution-based synthesis and processing of Sn- and Bi-doped Cu3SbSe4 nanocrystals, nanomaterials and ring-shaped thermoelectric generators 

    Liu, Yu; García, Gregorio; Ortega, Silvia; Cadavid, Doris; Palacios, Pablo; Lu, Yinju; Ibáñez, María; Xi, Lili; De Roo, Jonathan; López Martínez, Antonio Miguel; Martí-Sánchez, Sara; De la Mata, María; Albiol, Jordi; Cabot, Andreu (Royal Society of Chemistry, 2017)
    Article
    Open Access
    Copper-based chalcogenides that comprise abundant, low-cost, and environmental friendly elements are excellent materials for a number of energy conversion applications, including photovoltaics, photocatalysis, 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
    Open Access
    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 ...
  • Synthesis and thermoelectric properties of noble metal ternary chalcogenide systems of Ag-Au-Se in the forms of alloyed nanoparticles and colloidal nanoheterostructures 

    Dalmases, Mariona; Ibañez, María; Torruella, Pau; Fernàndez Altables, Victor; López-Conesa, Lluis; Piveteau, Laura; Nachtegaal, Maarten; Llorca Piqué, Jordi; Ruiz González, Maria Luisa; Estradé, Sònia; Peiró, Francesca; Kovalenko, Maksym V.; Cabot, Andreu; Figuerola, Albert (2016-10-11)
    Article
    Open Access
    The optimization of a material functionality requires both the rational design and precise engineering of its structural and chemical parameters. In this work, we show how colloidal chemistry is an excellent synthetic ...
  • Thermoelectric properties of semiconductor-metal composites produced by particle blending 

    Liu, Yu; Cadavid, Doris; Ibañez, Maria; Ortega, Silvia; Marti-Sanchez, Sara; Dobrozhan, Oleksandr; Kovalenko, Maksym V.; Arbiol, Jordi; Cabot, Andreu (American Institute of Physics Publising LLC, 2016-10-01)
    Article
    Open Access
    In the quest for more efficient thermoelectric material able to convert thermal to electrical energy and vice versa, composites that combine a semiconductor host having a large Seebeck coefficient with metal nanodomains ...