We demonstrate the presence of Dirac cones in the dispersion relation of acoustic waves propagating on the surface of a plate of methyl methacrylate containing a honeycomb lattice of cylindrical boreholes. This structure ...
Rincón, Acacio; Moreno, Rodrigo; Chinelatto, Adriana S. A.; Gutierrez-Gonzalez, Carlos F.; Rayón Encinas, Emilio; Salvador Moya, Mª Dolores; Borrell Tomás, María Amparo(Elsevier, 2014-09)
This work aims to establish a colloidal route to obtain laminates of alumina zirconia combining layers with and without graphene. Green tapes of alumina, alumina with 5 vol.% of 3Y-TZP and alumina with 5 vol.% of 3Y-TZP ...
Fernández Sáez, Javier(Editorial Universitat Politècnica de València, 2014-06-19)
Una parte importante del trabajo desarrollado en la presente tesis está basado en la puesta a punto y aplicación de la técnica de la microscopía electroquímica de barrido (SECM). Con esta técnica se han caracterizado ...
Cordero Carmona, Néstor(Universitat Politècnica de València, 2015-10-13)
[ES] El presente trabajo fin de grado se basa en el estudio del comportamiento de morteros convencionales y morteros autonivelantes con adición nanofibras de grafeno (NFG). La realización del trabajo se ha dividido en tres ...
Simion, Andrada; Candu, Natalia; Coman, Simona M.; Primo Arnau, Ana Maria; Esteve-Adell, Iván; Michelet, Veronique; Parvulescu, Vasile I.; García Gómez, Hermenegildo(John Wiley & Sons, 2018-12-02)
[EN] Michael and Henry addition reactions have been investigated using mono (Au and Cu2O) and bimetallic nanoplatelets (Au/Cu2O) grafted onto few-layers graphene (fl-G) films as heterogeneous catalysts by comparison with ...
Molina Puerto, Javier; Fernández Sáez, Javier; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier(Elsevier, 2013-08-15)
Polyester fabrics coated with reduced graphene oxide (RGO) have been obtained and later characterized by means of chemical and electrochemical techniques. X-ray photoelectron spectroscopy showed a decrease of the oxygen ...
Rincón, Acacio; Moreno, Rodrigo; Gutierrez González, Fidel Carlos; Sainz, Raquel; Salvador Moya, Mª Dolores; Borrell Tomás, María Amparo(Elsevier, 2016-06)
Multilayer materials have demonstrated to provide an efficient mechanism for toughening by deflection of a propagating crack by weak interlayers. Therefore, the aim of this work is to study the colloidal processing of 8 ...
Blandez Barradas, Juan Francisco; Primo Arnau, Ana María; Asiri, Abdullah; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo(Wiley-VCH Verlag, 2014-11-10)
[EN] Copper nanoparticles (NPs) supported on a series of
undoped and doped graphene materials (Gs) have been
obtained by pyrolysis of alginate or chitosan biopolymers,
modified or not with boric acid, containing Cu2+ ...
Bled, Héloïse(Universitat Politècnica de València, 2020-02-20)
[ES] La necesidad de buscar alternativas a los combustibles fósiles es una de los principales preocupaciones de la comunidad científica en la actualidad. Los supercondensadores son unos dispositivos que tienen la capacidad ...
Rincón, Acacio; Moreno, Rodrigo; Chinelatto, Adriana S. A.; Gutierrez, Carlos F.; Salvador Moya, Mª Dolores; Borrell Tomás, María Amparo(Elsevier, 2016-01)
Fully dense carbon/alumina-toughened zirconia composites were prepared by using a combination of aqueous colloidal powder processing and spark plasma sintering technique (SPS). Various carbon elements were introduced in ...
Pérez-López, Daniel; Doménech Gómez, José David; Muñoz Muñoz, Pascual; Capmany Francoy, José(Institute of Electrical and Electronics Engineers (IEEE), 2016-10)
We derive analytical approximations for the variation of the effective indices of the fundamental transverse electric (TE) and transverse magnetic (TM) modes with the chemical potential of graphene in three common types ...
Molina Puerto, Javier; Fernández Sáez, Javier; García Albert, Carolina; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier(Elsevier, 2015-06-01)
Reduced graphene oxide coatings were synthesized by cyclic voltammetry on Pt electrodes. Electrochemically reduced graphene oxide was analyzed by scanning electrochemical microscopy for the first time. The redox mediator ...
Molina Puerto, Javier; Fernández Sáez, Javier; Inés Vilches, Juan Carlos; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier(Elsevier, 2013-03-30)
Reduced graphene oxide (RGO) coated fabrics were obtained by chemical reduction of GO on polyester (PES) fabrics. Conducting fabrics that have different applications were obtained by applying several layers of RGO. ...
[EN] Electrical conductivity (rho), relative dielectric permittivity (epsilon) and dissipation factor (D) measured in graphene-alumina composites. Samples obtained by plasma spark sintering (SPS) from a mixture of raw ...
Torres-Giner, S.; Echegoyen, Y.; TERUEL JUANES, ROBERTO; Badia, Jose D.; Ribes-Greus, A.; Lagaron Cabello, José María(MDPI AG, 2018-09-20)
[EN] Graphene nanoplatelets (GNPs) were synthetized from graphite powder and, thereafter, embedded in poly(ethylene-co-vinyl alcohol) (EVOH) fibers by electrospinning in the 0.1-2 wt.-% range. The morphological, chemical, ...
García Mulero, Ana(Universitat Politècnica de València, 2019-04-11)
[ES] La disminución de las reservas de combustibles fósiles y el calentamiento global presenta un futuro alarmante para nuestro planeta. Es por esto por lo que se ha puesto una especial atención a los combustibles solares ...
Navarro Gázquez, Pedro José(Universitat Politècnica de València, 2019-09-02)
[ES] El objetivo del presente Trabajo Fin de Máster (TFM) es estudiar la eficiencia de fotoelectrodos
preparados a base de grafeno dopado para la producción fotoelectroquímica de hidrógeno a
partir de agua. Además, se ...
Herpt Valdivia, Javier Van(Universitat Politècnica de València, 2019-10-15)
[ES] El trabajo a realizar consistirá en la preparación de fotoelectrodos basados en grafeno a partir de biopolímeros obtenidos de desechos de biomasa. Estos fotoelectrodos se caracterizarán empleando técnicas espectroscópicas, ...
[EN] This paper explores the gas sensing properties of graphene nanolayers decorated with
lead halide perovskite (CH3NH3PbBr3) nanocrystals to detect toxic gases such as ammonia (NH3)
and nitrogen dioxide (NO2). A ...
García Baldoví, Hermenegildo(Universitat Politècnica de València, 2014-05-12)
[ES] Se trata de utilizar un Grafeno reconstituido a partir de Oxido de Grafeno mediante la introduccion de halogenos por enlace covalente y asi modular su banda de conduccion y utilizarlo para generar Hidrogeno ...