UAB Digital Repository of Documents 16 records found  1 - 10next  jump to record: Search took 0.00 seconds. 
1.
33 p, 2.2 MB Can polyoxometalates enhance the capacitance and energy density of activated carbon in organic electrolyte supercapacitors? / Zhu, Jun-Jie (Institut Català de Nanociència i Nanotecnologia) ; Benages Vilau, Raúl (Institut Català de Nanociència i Nanotecnologia) ; Gómez Romero, Pedro (Institut Català de Nanociència i Nanotecnologia)
Polyoxometalates (POMs) have been shown to work as faradaic additives to activated carbon (AC) in acidic aqueous electrolytes. Yet, their use in organic media allows not only for added capacity but also higher voltage. [...]
2020 - 10.1016/j.electacta.2020.137007
Electrochimica Acta, Vol. 362 (Dec. 2020) , art. 137007  
2.
26 p, 2.3 MB SnS2/g-C3N4/graphite nanocomposites as durable lithium-ion battery anode with high pseudocapacitance contribution / Zuo, Yong (Universitat de Barcelona. Departament d'Enginyeria Electrònica i Biomèdica) ; Xu, Xijun (South China University of Technology. State Key Laboratory of Pulp and Paper Engineering) ; Zhang, Chaoqi (Universitat de Barcelona. Departament d'Enginyeria Electrònica i Biomèdica) ; Li, Junshan (Universitat de Barcelona. Departament d'Enginyeria Electrònica i Biomèdica) ; Du, Ruifeng (Universitat de Barcelona. Departament d'Enginyeria Electrònica i Biomèdica) ; Wang, Xiang. (Universitat de Barcelona. Departament d'Enginyeria Electrònica i Biomèdica) ; Han, Xu (Institut Català de Nanociència i Nanotecnologia) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Llorca, Jordi (Universitat Politècnica de Catalunya. Departament d'Enginyeria Química) ; Liu, Jun (South China University of Technology. State Key Laboratory of Pulp and Paper Engineering) ; Cabot, Andreu (Institut de Recerca en Energia de Catalunya)
Tin disulfide is a promising anode material for Li-ion batteries (LIB) owing to its high theoretical capacity and the abundance of its composing elements. However, bare SnS suffers from low electrical conductivity and large volume expansion, which results in poor rate performance and cycling stability. [...]
2020 - 10.1016/j.electacta.2020.136369
Electrochimica Acta, Vol. 349 (July 2020) , art. 136369  
3.
29 p, 1.2 MB Enhancement of organophosphate degradation by electroactive pyrrole and imidazole copolymers / Hryniewicz, Bruna (Universidade Federal do Paraná. Departamento de Química) ; Wolfart, Franciele (Instituto Federal Farroupilha) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Orth, Elisa (Universidade Federal do Paraná. Departamento de Química) ; Vidotti, Marcio (Universidade Federal do Paraná. Departamento de Química)
Many chemical warfare agents and agrochemicals are composed by organophosphates, that present high toxicity and difficult spontaneous degradation. Amongst the different catalysts to degrade these compounds, heterogeneous systems stand out since they provide easy recovery of the catalyst. [...]
2020 - 10.1016/j.electacta.2020.135842
Electrochimica Acta, Vol. 338 (january 2020) , p. 135842  
4.
The order of addition and time matters : Impact of electrolyte processing on micelle-assisted electrosynthesis of mesoporous alloys / Navarro Senent, Cristina (Universitat Autònoma de Barcelona. Departament de Física) ; Pané, Salvador (Swiss Federal Institute of Technology ETH Zurich. Institute of Robotics and Intelligent Systems (Switzerland)) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física)
Mesoporous thin films are currently awaking a considerable interest for their prospective use in applications ranging from catalysis to energy storage. Yet, some of the synthetic parameters enabling a reproducible development of mesoporosity remain uncontrolled. [...]
2020 - 10.1016/j.electacta.2020.136940
Electrochimica Acta, Vol. 358 (October 2020) , art. 136940  
5.
41 p, 932.7 KB Functional macroporous iron-phosphorous films by electrodeposition on colloidal crystal templates / Golvano Escobal, Irati (Universitat Autònoma de Barcelona. Departament de Física) ; De Paz Castany, Roger (Universitat Autònoma de Barcelona. Departament de Física) ; Alcantara, Carlos (Eidgenössische Technische Hochschule Zürich. Institut für Robotik und Intelligente Systeme) ; Pané, Salvador (Eidgenössische Technische Hochschule Zürich. Institut für Robotik und Intelligente Systeme) ; García-Lecina, Eva (CIDETEC) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física)
Pseudo-ordered macroporous iron-phosphorous (Fe-P) films have been electrodeposited potentiostatically from a citrate-sulfate bath onto Au surfaces pre-patterned with a colloidal crystal mask of polystyrene spheres of 350 nm in diameter. [...]
2019 - 10.1016/j.electacta.2019.05.009
Electrochimica acta, Vol. 313 (Aug. 2019) , p. 211-222  
6.
38 p, 1.3 MB Battery and supercapacitor materials in flow cells. Electrochemical energy storage in a LiFePO4/reduced graphene oxide aqueous nanofluid / Rueda García, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Cabán Huertas, Zahilia (Institut Català de Nanociència i Nanotecnologia) ; Sánchez Ribot, Sergi (Institut Català de Nanociència i Nanotecnologia) ; Marchante, Carlos (Institut Català de Nanociència i Nanotecnologia) ; Benages Vilau, Raúl (Institut Català de Nanociència i Nanotecnologia) ; Dubal, Deepak P. (The University of Adelaide. School of Chemical Engineering) ; Ayyad, Omar (Al-Quds University. Dept. of Materials Engineering) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Exploring conceptual frontiers between batteries, supercapacitors, redox flow batteries (RFBs) and fuel cells (FCs), we have used a battery material (i. e. LiFePO) and a supercapacitor material (i. e. [...]
2018 - 10.1016/j.electacta.2018.05.151
Electrochimica acta, Vol. 281 (August 2018) , p. 594-600  
7.
21 p, 1.2 MB Compositionally tuned NixSn alloys as anode materials for lithium-ion and sodium-ion batteries with a high pseudocapacitive contribution / Li, Junshan (Institut de Recerca en Energia de Catalunya) ; Xu, Xijun (South China University of Technology. Key Laboratory of Advanced Energy Storage Materials) ; Luo, Zhishan (Institut de Recerca en Energia de Catalunya) ; Zhang, Chaoqi (Institut de Recerca en Energia de Catalunya) ; Yu, Xiaoting (Institut de Recerca en Energia de Catalunya) ; Zuo, Yong (Institut de Recerca en Energia de Catalunya) ; Zhang, Ting (Institut Català de Nanociència i Nanotecnologia) ; Tang, PengYi (Institut Català de Nanociència i Nanotecnologia) ; Arbiol i Cobos, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Llorca, Jordi (Universitat Politècnica de Catalunya. Departament d'Enginyeria Química) ; Liu, Jun (South China University of Technology. Key Laboratory of Advanced Energy Storage Materials) ; Cabot, Andreu (Institució Catalana de Recerca i Estudis Avançats)
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). [...]
2019 - 10.1016/j.electacta.2019.02.098
Electrochimica acta, Vol. 304 (Jan. 2019) , p. 246-254  
8.
Energy harvesting from neutralization reactions with saline feedback / Lima, Gilberto (Universidade de São Paulo. Departamento de Química) ; Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Rueda García, Daniel (Institut Català de Nanociència i Nanotecnologia) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Huguenin, Fritz (Universidade de São Paulo. Departamento de Química)
This work proposes an acid-base machine consisting of insertion electrodes for protons and alkaline metal ions placed in electrolytic solutions with different pH values and alkaline ion concentrations to harvest energy from a neutralization reaction. [...]
2018 - 10.1016/j.electacta.2018.04.075
Electrochimica acta, Vol. 275 (June 2018) , p. 145-154  
9.
26 p, 1.6 MB In-depth characterization of as-deposited and annealed Fe-W coatings electrodeposited from glycolate-citrate plating bath / Mulone, Antonio (Chalmers University of Technology) ; Nicolenco, Aliona (Vilnius University) ; Hoffmann, Volker (Leibniz Institute for Solid State and Materials Research Dresden) ; Klement, U. (Chalmers tekniska högskola. Department of Materials and Manufacturing Technology) ; Tsyntsaru, N. (Vilniaus Universitetas) ; Cesiulis, H. (Vilniaus Universitetas)
Fe-W coatings with 4, 16 and 24 at. % of W were electrodeposited under galvanostatic conditions from a new environmental friendly Fe(III)-based glycolate-citrate bath. This work aims to find correlations between composition including the light elements, internal structure of the electrodeposited Fe-W alloys and functional properties of material. [...]
2018 - 10.1016/j.electacta.2017.12.051
Electrochimica acta, Vol. 261 (January 2018) , p. 167-177  
10.
19 p, 2.6 MB Comparative electrochemical oxidation of methyl orange azo dye using Ti/Ir-Pb, Ti/Ir-Sn, Ti/Ru-Pb, Ti/Pt-Pd and Ti/RuO2 anodes / Isarain-Chávez, Eloy. (Universitat Autònoma de Barcelona. Departament de Física) ; Baró, M. D. (Universitat Autònoma de Barcelona. Departament de Física) ; Rossinyol Casals, Emma (Universitat Autònoma de Barcelona. Servei de Microscòpia) ; Morales-Ortiz, Ulises (Universidad Autónoma Metropolitana (Mèxic)) ; Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física) ; Brillas, Enric (Universitat de Barcelona. Departament de Química Física) ; Pellicer Vilà, Eva M. (Eva Maria) (Universitat Autònoma de Barcelona. Departament de Física)
The relative oxidation power of dimensionally stable anodes, namely Ti/Ir-Pb, Ti/Ir-Sn, Ti/Ru-Pb, Ti/Pt-Pd and Ti/RuO₂, has been determined from the anodic oxidation (AO) treatment of 2 dm³ of methyl orange azo dye solutions in 0. [...]
2017 - 10.1016/j.electacta.2017.05.101
Electrochimica acta, Vol. 244, (Aug.2017) , p. 199-208  

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