Resultats globals: 41 registres trobats en 0.02 segons.
Articles, 34 registres trobats
Llibres i col·leccions, 1 registres trobats
Documents de recerca, 6 registres trobats
Articles 34 registres trobats  1 - 10següentfinal  anar al registre:
1.
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  
2.
44 p, 6.2 MB Ultrahigh energy density supercapacitors through a double hybrid strategy / Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Nagar, Bhawna (Institut Català de Nanociència i Nanotecnologia) ; Suárez Guevara, Jullieth Gabriela (Institut Català de Nanociència i Nanotecnologia) ; Tonti, Dino (Institut de Ciència de Materials de Barcelona) ; Enciso, Eduardo (Universidad Complutense de Madrid. Departamento de Química Física I) ; Palomino, Pablo (Universidad Complutense de Madrid. Departamento de Química Física I) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Herein, we are presenting all-solid-state symmetric supercapacitors (ASSSCs) with an innovative double hybrid strategy, where a hybrid material based on reduced graphene oxide (rGO) anchored with phoshotungstic acid, rGO-HPWO) is combined with hybrid electrolyte (hydroquinone-doped gel electrolyte). [...]
2017 - 10.1016/j.mtener.2017.05.001
Materials today energy, Vol. 5 (September 2017) , p. 58-65  
3.
49 p, 2.9 MB Ultrathin Mesoporous RuCo2O4 Nanoflakes : An Advanced Electrode for High-Performance Asymmetric Supercapacitors / Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Chodankar, Nilesh R. (Chonnam National University) ; Holze, Rudolf (Technische Universität Chemnitz. Institut für Chemie) ; Kim, Do-Heyoung (Chonnam National University) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
A new ruthenium cobalt oxide (RuCoO) with a unique marigold-like nanostructure and excellent performance as an advanced electrode material has been successfully prepared by a simple electrodeposition (potentiodynamic mode) method. [...]
2017 - 10.1002/cssc.201700001
ChemSusChem, Vol. 10, Issue 8 (April 2017) , p. 1771-1782  
4.
30 p, 2.1 MB Functionalization of Polypyrrole Nanopipes with Redox-Active Polyoxometalates for High Energy Density Supercapacitors / Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Ballesteros, Belén (Institut Català de Nanociència i Nanotecnologia) ; Mohite, Ashwini A. (Institut Català de Nanociència i Nanotecnologia) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Hybrid materials are very attractive for the fabrication of high-performance supercapacitors. Here, we have explored organic-inorganic hybrid materials based on open-end porous 1 D polypyrrole nanopipes (PPy-NPipes) and heteropolyoxometalates (phosphotungstate ([PWO], PW) or phosphomolybdate ([PMoO], PMo)) that display excellent areal capacitances. [...]
2017 - 10.1002/cssc.201601610
ChemSusChem, Vol. 10, Issue 4 (February 2017) , p. 731-737  
5.
37 p, 2.1 MB Mimics of microstructures of Ni substituted Mn1−xNixCo2O4 for high energy density asymmetric capacitors / Tamboli, Mohaseen S. (Solapur University. School of Chemical Sciences) ; Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Patil, Santosh S. (Centre for Materials for Electronics Technology) ; Shaikh, Asiya F. (Centre for Materials for Electronics Technology) ; Deonikar, Virendrakumar G. (Centre for Materials for Electronics Technology) ; Kulkarni, Milind V. (Centre for Materials for Electronics Technology) ; Maldar, Noormahamad N. (Solapur University. School of Chemical Sciences) ; Inamuddin (King Abdulaziz University) ; Asiri, Abdullah M. (King Abdulaziz University) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Kale, Bharat B. (Centre for Materials for Electronics Technology) ; Patil, Deepak R. (Centre for Materials for Electronics Technology)
The preparation of nanostructured hierarchical MnNiCoO metal oxides as efficient supercapacitors of different structures and configurations especially for the miniaturized electronics is still a challenge. [...]
2017 - 10.1016/j.cej.2016.08.086
Chemical engineering journal, Vol. 307 (January 2017) , p. 300-310  
6.
31 p, 1.7 MB Synthetic approach from polypyrrole nanotubes to nitrogen doped pyrolyzed carbon nanotubes for asymmetric supercapacitors / Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Chodankar, Nilesh R. (Shivaji University. Department of Physics) ; Cabán Huertas, Zahilia (Institut Català de Nanociència i Nanotecnologia) ; Wolfart, Franciele (Universidade Federal Do Paraná. Departamento de Química) ; Vidotti, Marcio (Universidade Federal Do Paraná. Departamento de Química) ; Holze, Rudolf (Technische Universität Chemnitz. Institut für Chemie) ; Lokhande, Chandrakant D. (Shivaji University. Department of Physics) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Pseudocapacitive materials are highly capable to achieve high energy density integrated with high power electrostatic capacitive materials. However, finding a suitable electrostatic capacitive material to integrate with pseudocapacitive material in order to achieve high energy density with good rate capability is still a challenge. [...]
2016 - 10.1016/j.jpowsour.2016.01.074
Journal of power sources, Vol. 308 (March 2016) , p. 158-165  
7.
31 p, 2.8 MB Asymmetric Supercapacitors Based on Reduced Graphene Oxide with Different Polyoxometalates as Positive and Negative Electrodes / Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Chodankar, Nilesh R. (Chonnam National University) ; Vinu, Ajayan (University of South Australia) ; Kim, Do-Heyoung (Chonnam National University) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Nanofabrication using a "bottom-up" approach of hybrid electrode materials into a well-defined architecture is essential for next-generation miniaturized energy storage devices. This paper describes the design and fabrication of reduced graphene oxide (rGO)/polyoxometalate (POM)-based hybrid electrode materials and their successful exploitation for asymmetric supercapacitors. [...]
2017 - 10.1002/cssc.201700792
ChemSusChem, Vol. 10, Issue 13 (July 2017) , p. 2742-2750  
8.
18 p, 872.4 KB Design and Fabrication of Printed Paper-Based Hybrid Micro-Supercapacitor by using Graphene and Redox-Active Electrolyte / Nagar, Bhawna (Institut Català de Nanociència i Nanotecnologia) ; Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Baptista Pires, Luis Miguel (Institut Català de Nanociència i Nanotecnologia) ; Merkoçi, Arben (Institut Català de Nanociència i Nanotecnologia) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Inspired by future needs of flexible, simple, and low-cost energy storage devices, smart graphene-based micro-supercapacitors on conventional Xerox paper substrates were developed. The use of redox-active species (iodine redox couple) was explored to further improve the paper device's performance. [...]
2018 - 10.1002/cssc.201800426
ChemSusChem, Vol. 11, Issue 11 (June 2018) , p. 1849-1856  
9.
16 p, 595.0 KB Synthesis and Caracterization of Mesoporous FePO4 as Positive Electrode Materials for Lithium Batteries / Salamani, Amel (Université Mohamed Boudiaf-M'sila) ; Merrouche, Abdallah (Université Mohamed Boudiaf-M'sila) ; Telli, Laid (Université Mohamed Boudiaf-M'sila) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Cabán Huertas, Zahilia (Institut Català de Nanociència i Nanotecnologia)
Mesoporous iron phosphates were synthesized using sodium dodecyl sulfate (SDS) and cetyltrimethylammonium bromide (CTAB) as surfactants. The material synthesized in the presence of SDS was not applied as a positive electrode active material of a lithium battery. [...]
2018 - 10.3103/S106837551801012X
Surface engineering and applied electrochemistry, Vol. 54, Issue 1 (January 2018) , p. 55-63  
10.
29 p, 1.5 MB Graphene triggered enhancement in visible-light active photocatalysis as well as in energy storage capacity of (CFO)1-x(GNPs)x nanocomposites / Israr, Muhammad (Institut Català de Nanociència i Nanotecnologia) ; Iqbal, Javed (Quaid-i-Azam University. Department of Physics) ; Arshad, Aqsa (International Islamic University. Department of Physics) ; Rani, Maria (Quaid-i-Azam University. Department of Physics) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Benages Vilau, Raúl (Institut Català de Nanociència i Nanotecnologia)
Cobalt ferrite-graphene nanoplatelets ((CFO)(GNPs)) nanocomposites are promising for efficient photocatalysis and high-performance supercapacitors. Multifunctional (CFO)(GNPs) nanocomposites prepared via facile chemical method have been investigated for their physio-chemical characteristics like crystal structure, morphology, chemical composition, optical properties, infrared vibrational modes, photocatalytic and supercapacitor applications. [...]
2020 - 10.1016/j.ceramint.2019.09.232
Ceramics international, Vol. 46, Issue 3 (February 2020) , p. 2630-2639  

Articles : 34 registres trobats   1 - 10següentfinal  anar al registre:
Llibres i col·leccions 1 registres trobats  
1.
4 p, 239.4 KB On the Enhancement of the Thermal Conductivity of Graphene-Based Nanofluids / Rodríguez Laguna, María del Rocío (Institut Català de Nanociència i Nanotecnologia) ; Sotomayor Torres, Clivia M. (Institut Català de Nanociència i Nanotecnologia) ; Gómez Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Chávez Ángel, Emigdio (Institut Català de Nanociència i Nanotecnologia)
Heat transfer fluids have been extensively used in both low-temperature and high temperature applications (e. g. microelectronics cooling and concentrated solar power). However, their low thermal conductivity is still a limit on performance. [...]
Cork : IEEE, 2018 (Proceedings of the IEEE Conference on Nanotechnology) - 10.1109/NANO.2018.8626244
IEEE 18th International Conference on Nanotechnology (IEEE-NANO), 2018, p. 8626244  

Documents de recerca 6 registres trobats  
1.
169 p, 10.2 MB Heat transfer fluids : from fundamental aspects of graphene nanofluids at room temperature to molten salts formulations for solar-thermal conversion / Rodríguez Laguna, María del Rocío, autor. ; Gómez Romero, Pedro, 1959- supervisor acadèmic. ; Sotomayor Torres, Clivia M, supervisor acadèmic. ; Chávez Ángel, Emigdio, supervisor acadèmic. ; Ros i Badosa, Josep, supervisor acadèmic. ; Universitat Autònoma de Barcelona. Departament de Química
Los fluidos de transferencia de calor, y en particular los nanofluidos, se pueden considerar un elemento esencial en diversos sectores industriales y su rendimiento es clave para una adecuada aplicación en tecnologías que van desde la gestión térmica y la refrigeración, a la generación de energía solar térmica y eléctrica mediante el uso de intercambiadores de calor. [...]
Heat transfer fluids and nanofluids constitute an important element in the industry and their performance is key to the successful application in technologies that go from heat management and cooling to heat exchangers in thermal-solar energy and electricity generation. [...]

[Barcelona] : Universitat Autònoma de Barcelona, 2019.  
2.
189 p, 17.4 MB Printed Graphene for energy storage and sensing applications / Nagar, Bhawna, autor. ; Gómez Romero, Pedro, 1959- supervisor acadèmic. ; Merkoçi, Arben, supervisor acadèmic. ; Valle Zafra, Manuel del, supervisor acadèmic. ; Institut Català de Nanociència i Nanotecnologia (ICN2)
El objetivo de esta tesis ha sido el diseño y la preparación de electrodos flexibles basados en grafeno utilizando diferentes técnicas de impresión para aplicaciones de almacenamiento de energía, específicamente supercondensadores y sensores electroquímicos. [...]
The focus of this thesis has been the design and preparation of flexible graphene-based electrodesand their printing using different techniques for applications in energy storage, specifically supercapacitors and electrochemical sensing devices. [...]

: , 2019.  
3.
105 p, 5.9 MB Materiales híbridos basados en nanocarbones y polioxometalatos para aplicación como electrodos en supercondensadores con mecanismo dual de almacenamiento de energía / Suárez Guevara, Jullieth Gabriela ; Gómez - Romero, Pedro, dir. ; Ruiz, Vanesa, dir. ; Universitat Autònoma de Barcelona. Departament de Química
Baterías y supercondensadores son dos tipos de dispositivos de almacenamiento de energía con mecanismos y prestaciones complementarios. Las baterías, con mecanismos de reacciones redox faradaicas presentan alta densidad de energía y baja densidad de potencia mientras que el mecanismo electrostático de los supercondensadores (doble capa eléctrica) les confiere una alta densidad de potencia con densidad de energía limitada. [...]
Batteries and supercapacitors are two types of energy storage devices with complementary working mechanisms and performances. Batteries feature a storage mechanism based on faradaic redox reactions and present high energy densities but low power densities. [...]

[Barcelona] : Universitat Autònoma de Barcelona, 2015
3 documents
4.
87 p, 7.7 MB Cristal·loquímica de perovskites complexes de coure i titani : relació entre síntesi, estructura i propietats superconductores / Palacín i Peiró, M. Rosa ; Gómez Romero, Pedro, 1959-, dir. (Institut de Ciència de Materials de Barcelona)
La tesi constitueix un estudi de diverses perovskites mixtes de coure i titani, entre les quals cal citar La2CuTiO6 (estructura tridimensional amb els ions Cu(II) i Ti (IV) desordenats) i Ln2Ba2Cu2Ti2O11 (estructura laminar amb Cu(II) i Ti(IV) ordenats). [...]
La tesis constituye un estudio de diversas perovsquitas mixtas de cobre y titanio, de entre las cuales cabe destacar La2CuTiO6 (estructura tridimensional que presenta los iones Cu(II) y Ti (IV) desordenados) y Ln2Ba2Cu2Ti2O11 (estructura laminar con Cu(II) y Ti(IV) ordenados). [...]
The thesis is a study of different mixed copper-titanium perovskites, like La2CuTiO6 (three-dimensional structure with Cu (II) and Ti (IV) disordered in the octahedral positions) and Ln2Ba2Cu2Ti2O11 (layered structure with ordering of Cu(II) and Ti(IV)). [...]

Bellaterra : Universitat Autònoma de Barcelona, 2009
4 documents
5.
68 p, 3.6 MB Organic/inorganic hybrid materials based on conducting organic polymers as electrodes for energy storage devices : tesis doctoral / Cuentas Gallegos, Ana Karina ; Gómez Romero, Pedro, 1959-, dir. (Institut de Ciència de Materials de Barcelona)
Vegeu akcgresum1de1. pdf.
Bellaterra : Universitat Autònoma de Barcelona, 2004
4 documents
6.
66 p, 561.5 KB Òxids complexes de coure i plata / Tejada Rosales, Eva Mª ; Casañ Pastor, Nieves, dir. (Institut de Ciència de Materials de Barcelona) ; Gómez Romero, Pedro, 1959-, dir. (Institut de Ciència de Materials de Barcelona)
L'origen principal d'aquest treball: els òxids de coure, al seu paper en el món dels superconductors i en particular de les eines que hom fa servir per tal d'intentar dissenyar-ne de nous.
Bellaterra : Universitat Autònoma de Barcelona, 2001
6 documents

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