Primo Arnau, Ana María; Neatu, Florentina; Florea, Mihaela; Parvulescu, Vasile; García Gómez, Hermenegildo(Nature Publishing Group, 2014-10)
Catalysis makes possible a chemical reaction by increasing the transformation rate. Hydrogenation of carbon-carbon multiple bonds is one of the most important examples of catalytic reactions. Currently, this type of reaction ...
Latorre Sánchez, Marcos; Primo Arnau, Ana María; García Gómez, Hermenegildo(Royal Society of Chemistry, 2012)
A scalable and simple process was developed for the preparation of Fe3O4 nanoparticles embedded in carbon using nontoxic and affordable materials. The resulting composite showed a high reversible capacity of 702 mA h g(-1) ...
He, Jinbao(Universitat Politècnica de València, 2018-11-05)
En esta Tesis Doctoral, las heterouniones de grafeno con otros materiales 2D y nanopartículas metálicas, incluyendo (N)grafeno/h-BN, grafeno/MoS2 y grafeno depositado Fe/Co, se sintetizaron en base al uso de polisacáridos ...
Peng, Lu; Jurca, Bogdan; Primo Arnau, Ana Maria; Gordillo, Alvaro; Parvulescu, Vasile I.; García Gómez, Hermenegildo(Elsevier (Cell Press), 2022-05-20)
[EN] A catalyst based on first-row Fe and Co with a record of 51% selectivity to C-2-C-4 hydrocarbons at 36% CO2 conversion is disclosed. The factors responsible for the C2+ selectivity are a narrow Co-Fe particle size ...
Primo Arnau, Ana María; Esteve Adell, Iván; Blandez Barradas, Juan Francisco; Amarajothi, Dhakshinamoorthy; Alvaro Rodríguez, Maria Mercedes; Candu, Natalia; Coman, Simona M.; Parvulescu, Vasile I.; García Gómez, Hermenegildo(Nature Publishing Group, 2015-10)
[EN] Metal oxide nanoparticles supported on graphene exhibit high catalytic activity for oxidation,
reduction and coupling reactions. Here we show that pyrolysis at 900 C under inert
atmosphere of copper(II) nitrate ...
Hu, Hu Jiajun; Peng, Lu; Primo Arnau, Ana Maria; Albero-Sancho, Josep; García Gómez, Hermenegildo(Elsevier, 2022-05-18)
[EN] Development of efficient and stable electrodes for hydrogen and oxygen evolution from water constituted of abundant elements and prepared by sustainable and scalable procedures is of considerable importance for producing ...
Primo Arnau, Ana María; Sánchez, Emilio; Delgado, José María; García Gómez, Hermenegildo(Elsevier, 2014-03)
[EN] Full exploitation of the properties of N-doped graphene and few-layers graphitic platelets will require a method for the mass production of this highly conductive material. Herein the preparation of few-layers graphitic ...
Latorre Sánchez, Marcos; Esteve Adell, Iván; Primo Arnau, Ana María; García Gómez, Hermenegildo(Elsevier, 2015-01)
Films and particles of MoS2 on graphene (G) showing synergy for photocatalytic H-2 evolution due to the strong interaction between the two layered components have been obtained by pyrolysis at 900 degrees C under argon ...
Frindy, Sana; Primo Arnau, Ana María; Qaiss, Abou el Kacem; Bouhfid, Rachid; Lahcini, Mohamed; García Gómez, Hermenegildo; Bousmina, Mosto; El Kadib, Abdelkrim(Elsevier, 2016)
[EN] Three natural clay-based microstructures, namely layered montmorillonite (MMT), nanotubular halloysite (HNT) and micro-fibrillar sepiolite (SP) were used for the synthesis of hybrid chitosan-clay thin films and porous ...
He, Jinbao; Dhakshinamoorthy, Amarajothi; Primo Arnau, Ana María; García Gómez, Hermenegildo(John Wiley & Sons, 2017)
[EN] Fe or Co nanoparticles (NPs) and two nanoparticulate Fe-Co alloys having different Fe/Co atomic ratio with average particle size ranging from 10.9 to 26.5 nm embedded in turbostratic graphitic carbon matrix have been ...
Frindy, Sana; El Kadib, Abdelkrim; Lahcini, Mohamed; Primo Arnau, Ana María; García Gómez, Hermenegildo(American Chemical Society, 2016-06)
Adsorption of copper nanoparticles (NPs) on preformed graphene (G) affords an efficient catalyst for the nucleophilic addition of anilines to N,N'-dialkylcarbodiimides to form the corresponding guanidines. Cu/G exhibits a ...
Presumido, Pedro H.; Primo Arnau, Ana Maria; Vilar, Vítor J. P.; García Gómez, Hermenegildo(Elsevier, 2021-06-01)
[EN] This manuscript reports the preparation of a large area (84 cm2) desalination membrane based on multilayers (11 nm thickness) of B,N-codoped defective graphene. The process consists of coating a porous ceramic ?-Al2O3 ...
Rendón Patiño, Alejandra(Universitat Politècnica de València, 2021-09-02)
[ES] En los últimos años, la química se ha convertido en una herramienta esencial en la búsqueda de soluciones al cambio climático y la escasez de recursos. En este sentido, la catálisis ha desempeñado un papel importante ...
Peng, Lu(Universitat Politècnica de València, 2021-09-06)
[ES] Teniendo en cuenta el agotamiento de los combustibles fósiles y la creciente concentración de CO2 en la atmósfera, la hidrogenación de CO2 es una forma prometedora de convertir el CO2 en productos químicos y combustibles ...
Garcia-Mulero, Ana; Garcia-Baldovi, Hermenegildo; Dhakshinamoorthy, Amarajothi; Primo Arnau, Ana Maria; Corma Canós, Avelino; García Gómez, Hermenegildo(Elsevier, 2021-02-25)
[EN] Herein it is reported that chitosan, a natural filmogenic biopolymer, can undergo soft-templating in liquid phase under hydrothermal conditions by two typical structure directing agents, namely hexamethyleneimine (HMI) ...
Ramírez-Grau, Rubén; Cabrero-Antonino, Maria; García Gómez, Hermenegildo; Primo Arnau, Ana Maria(Elsevier, 2024-02)
[EN] Four MXene dots (MDs) (Ti3C2, Ti2C, V2C and Nb2C) have been prepared by laser ablation of the corresponding MAX phases in aqueous medium and subsequent separation by double centrifugation. These MDs were characterized ...
Jurca, Bogdan; Bucur, Cristina; Primo Arnau, Ana Maria; Concepción Heydorn, Patricia; Parvulescu, Vasile I.; García Gómez, Hermenegildo(John Wiley & Sons, 2019-02-06)
[EN] N-doped, defective graphene obtained by pyrolysis of chitosan at 900 degrees C under Ar exhibits catalytic activity for the Sabatier hydrogenation of CO2 to CH4 at temperatures about 500 degrees C with estimated ...
Lavorato, Cristina; Primo Arnau, Ana María; Molinari, Raffaele; García Gómez, Hermenegildo(Wiley-VCH Verlag, 2014-01-03)
There is much current interest in developing graphene-based materials as photocatalysts, particularly in the field of solar fuels and the photocatalytic generation of hydrogen. Graphene is a versatile material allowing ...
Latorre Sánchez, Marcos(Universitat Politècnica de València, 2015-09-01)
[EN] The outstanding physico-chemical properties of graphene have gained considerable interest of the scientific community in last years due to the wide variety of applications in which this material could be used. In this ...
Anouar, Aicha; Ramírez-Grau, Rubén; Katir, Nadia; Franconetti, Antonio; El Kadib, Abdelkrim; Primo Arnau, Ana Maria; García Gómez, Hermenegildo(Elsevier, 2022-03)
[EN] Pyrolysis of ammonium alginate films containing Ru(NH3)(6)Cl-3 leads to the formation of Ru nanoparticles (NPs) supported on defective graphene films. The procedure allows controlling the preferential facet orientation ...