[EN] Multilayer N-doped graphene photoelectrodes have been prepared
following a straightforward one-step pyrolytic fabrication
method. The N-doped graphene photoelectrodes have
been demonstrated to work both as ...
Lavorato, Cristina; Primo Arnau, Ana María; Molinari, Raffaele; García Gómez, Hermenegildo(American Chemical Society, 2014-02)
Using alginate, a natural polysaccharide from algae, simultaneously as a graphene
precursor and a templating agent for ceria nanoparticles, we have prepared a series of materials
consisting of highly crystalline ceria ...
Candu, Natalia; Man, Isabella; Andrada, Simion; COJOCARU, BOGDAN; Coman, Simona M.; Bucur, C.; Primo Arnau, Ana Maria; García Gómez, Hermenegildo; PARVULESCU, VASILE I.(Elsevier, 2019-08)
[EN] N-doped defective graphene [(N)G] obtained by pyrolysis at 900 degrees C of chitosan contains about 3.7% of residual N atoms, distributed as pyridinic, pyrrolic and graphitic N atoms. It has been found that (N)G acts ...
Casanova-Chafer, Juan; García-Aboal, Rocío; Atienzar Corvillo, Pedro Enrique; Feliz Rodriguez, Marta; Llobet, Eduard(American Chemical Society, 2022-12-28)
[EN] This paper reports for the first time a gas-sensitive nanohybrid based on octahedral molybdenum iodide clusters supported on graphene flakes (Mo-6@Graphene). The possibility of integrating this material into two ...
Hamous, Hanene; Khenifi, Aicha; Orts Maiques, Francisco José; Bonastre Cano, José Antonio; Cases, Francisco(Elsevier, 2022-03)
[EN] This study examines the degradation of atrazine (ATZ) with Pt-modified textile electrodes using an electrochemical method that is comparatively studied in two electrochemical cell configurations: cells with separated ...
Mateo-Mateo, Diego; Esteve-Adell, Iván; Albero-Sancho, Josep; Primo Arnau, Ana Maria; García Gómez, Hermenegildo(Elsevier, 2017-02)
[EN] Cu2O nanoplatelets with preferential 2.0.0 facet orientation supported on few layers graphene were prepared as films in a single step by pyrolysis at 900 degrees C under inert atmosphere of Cu2+-chitosan precursor. ...
Latorre Sánchez, Marcos; Primo Arnau, Ana María; García Gómez, Hermenegildo(Wiley-VCH Verlag, 2013-11-04)
The right dope: Phosphorus-doped graphene was obtained by the pyrolysis of natural alginate that contained H2PO4− at 900 °C. This material catalyzes the generation of H2 from a water/methanol mixture upon irradiation with ...
Albero-Sancho, Josep; Vidal, Alfonso; Migani, Annapaola; Concepción Heydorn, Patricia; Blancafort, Lluís; García Gómez, Hermenegildo(American Chemical Society, 2019-01-07)
[EN] P-doped graphene (Phy-G) prepared by pyrolysis of phytic acid at 900 degrees C under inert atmosphere has been evaluated as a metal-free catalyst for the thermochemical water splitting. XPS, solid-state P-31 NMR, and ...
Vizuete, María; Gómez-Escalonilla, María J.; García-Rodríguez, Sergio; García Fierro, José Luis; Atienzar Corvillo, Pedro Enrique; García Gómez, Hermenegildo; Langa, Fernando(Wiley-VCH Verlag, 2012-12-21)
Single- and double-wall carbon nanotubes (CNTs) having dimethylanilino (DMA) units covalently attached to the external graphene wall have been prepared by the reaction of the dimethylaminophenylnitronium ion with the ...
[EN] In this work, we study the influence of the different surface terminations of c-plane sapphire substrates on the synthesis of graphene via plasma-enhanced chemical vapor deposition. The different terminations of the ...
Rendon-Patiño, Alejandra; Niu, Jinan; Doménech-Carbó, Antonio; García Gómez, Hermenegildo; Primo Arnau, Ana Maria(MDPI AG, 2019-01)
[EN] Polystyrene as a thin film on arbitrary substrates or pellets form defective graphene/graphitic films or powders that can be dispersed in water and organic solvents. The materials were characterized by visible absorption, ...
Anouar, Aicha(Universitat Politècnica de València, 2021-03-22)
[ES] Para abordar los desafíos ambientales, la química y los procesos químicos deben ser más sostenibles. Para ello, el desarrollo de nuevos catalizadores especialmente activos es de suma importancia. En catálisis heterogénea, ...
[EN] Musculoskeletal tissue can self-regenerate after injury, however, this self-renewal capacity is limited in degenerative diseases or volumetric muscle loss. Tissue engineering strategies involving biomaterials, cells, ...
Rizescu, Cristina; Podolean, Iunia; Cojocaru, Bogdan; Parvulescu, Vasile I.; Coman, Simona M.; Albero-Sancho, Josep; García Gómez, Hermenegildo(John Wiley & Sons, 2017)
[EN] Impregnation of RuCl3 on N-doped graphenes results in the formation of well-dispersed, small ruthenium oxyhydroxide nanoparticles supported on N-doped graphene that may exhibit high selectivity (87%) for the conversion ...
[EN] Graphene and related materials have recently emerged as outstanding materials due to a range of properties such as high mechanical strength, high electron mobility, thermal conductivity, etc. Due to their high surface ...
Rezende dos Reis, Sara Rhaissa; Rocha Pinto, Suyene; Duarte de Menezes, Frederico; Martínez-Máñez, Ramón; Ricci-Junior, Eduardo; Rebelo Alencar, Luciana Magalhaes; Helal-Neto, Edward; Da Silva De Barros, Aline Oliveira; Lisboa, Patricia Cristina; Santos-Oliveira, Ralph(Springer-Verlag, 2020-01-22)
[EN] Purposes Senescence is an inevitable and irreversible process, which may lead to loss in muscle and bone density, decline in brain volume and loss in renal clearance. Although aging is a well-known process, few studies ...
Capmany Francoy, José; Doménech Gómez, José David; Muñoz, P.(Institute of Electrical and Electronics Engineers (IEEE): OAJ, 2015-04)
We propose the incorporation of graphene to integrated coupled resonator waveguides and side-coupled integrated spaced sequence of resonator devices to enable reconfigurable operation. The key element to achieve this is a ...
Zheng, Qiqi(Universitat Politècnica de València, 2022-07-26)
[ES] El músculo esquelético está implicado en la mayoría de las lesiones de carácter traumático, lesiones que causan una elevada pérdida tisular lo que da lugar a problemas en la regeneración completa del músculo. Es por ...
[EN] In the present work, the properties of Al2O3 nanocomposite prepared via spark-plasma sintering and reinforced with 0.5-2 wt % graphene are studied. Samples with different graphene contents are subjected to measurements ...
Klyatskina, E.; Borrell Tomás, María Amparo; Grigoriev, Evgenii; Zholnin, Aleksander; Salvador Moya, Mª Dolores; Stolyarov, V.V.(Göller, 2018-09)
[EN] Since its discovery, graphene has attracted worldwide attention in the scientific community owing to its unique combination of properties. Thus, graphene is an ideal second phase to improve the structure and properties ...