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Browsing by Author "García Baldoví, Hermenegildo"

Now showing items 1-20 of 20

Diseño de celdas solares basadas en perovskitas organometálicas de plomo aplicando nanoingeniería

Callejas González, Jorge (Universitat Politècnica de València, 2019-10-10)

[ES] Fabricación de diferentes configuraciones de celdas solares híbridas de plomo para el estudio de su eficiencia, estabilidad y escalabilidad. Las celdas solares se fabricarán utilizando una variedad de técnicas de ...
Doped Framework Iron Hydroxyl Phosphate as Photocatalyst for Hydrogen Production from Water/Methanol Mixtures

Serra, Marco; García Baldoví, Hermenegildo; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo (Wiley, 2015-09)

[EN] In the search for novel photocatalysts for hydrogen production and with the alpha-Fe2O3 photoelectrocatalyst as a recent precedent, we report herein the preparation, semiconductor properties and photocatalytic activity ...
Gas-Phase Photochemical Overall H2 S Splitting by UV Light Irradiation

Garcia-Baldovi, Hermenegildo; Albero-Sancho, Josep; Ferrer Ribera, Rosa Belén; Mateo-Mateo, Diego; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo (John Wiley & Sons, 2017)

[EN] Splitting of hydrogen sulfide is achieved to produce valueadded chemicals. Upon irradiation at 254 nm in the gas phase and in the absence of catalysts or photocatalysts at near room temperature, H2S splits into ...
Generación fotocatalítica de hidrógeno a partir de mezclas agua/metanol usando como sensibilizador grafenos halogenados

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 ...
Generation of MoS2 quantum dots by laser ablation of MoS2 particles in suspension and their photocatalytic activity for H-2 generation

Garcia-Baldovi, Hermenegildo; Latorre Sánchez, Marcos; Esteve-Adell, Iván; Kham, Anish; Asiri, Abdullah M.; Kosa, Samia A.; García Gómez, Hermenegildo (Springer-Verlag, 2016)

[EN] MoS2 quantum dots (QDs) have been obtained in colloidal suspensions by 532 nm laser ablation (7 ns fwhp/pulse, 50 mJ/pulse) of commercial MoS2 particles in acetonitrile. High-resolution transmission electron microscopy ...
Highly fluorescent C-dots obtained by pyrolysis of quaternary ammonium ions trapped in all-silica ITQ-29 zeolite

García Baldoví, Hermenegildo; Valencia Valencia, Susana; Alvaro Rodríguez, Maria Mercedes; Abdullah, Asiri M.; García Gómez, Hermenegildo (Royal Society of Chemistry, 2015)

[EN] C-dots obtained in the homogeneous phase may exhibit a broad particle size distribution. The formation of C-dots within nanometric reaction cavities could be a methodology to gain control on their size distribution. ...
Metal-Organic Frameworks as Heterogenous Photocatalysts for the Production of Solar Fuels

Cabrero Antonino, María (Universitat Politècnica de València, 2021-11-09)

[ES] La presente tesis doctoral se ha basado en el estudio del uso de MOFs como fotocatalizadores para la producción de combustibles solares. Específicamente, los fotocatalizadores basados en MOF se han utilizado para la ...
Microporous 3D graphitic carbons obtained by soft templating as carbocatalysts for aerobic oxidation

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) ...
Mixed-metal Zr/Ti MIL-173 porphyrinic metal-organic frameworks as efficient photocatalysts towards solar-driven overall water splitting

Gikonyo, Ben; Montero-Lanzuela, Eva; Garcia-Baldovi, Hermenegildo; De, Siddhartha; Journet, Catherine; Devic, Thomas; Guillou, Nathalie; Tiana, Davide; Navalón Oltra, Sergio; Fateeva, Alexandra (The Royal Society of Chemistry, 2022-11-29)

[EN] Hydrolytically stable MOFs combining Ti(iv) ions and porphyrin ligands are expected to display outstanding photophysical properties, making them ideal photocatalysts for the overall water splitting reaction under solar ...
Ozone and peroxymonosulfate as oxidants in water treatments for disinfection by-products control or pollutant degradation

Bernat Quesada, Francisco (Universitat Politècnica de València, 2021-10-18)

[ES] El agua es esencial para la vida. La presente Tesis ha estudiado el uso de ozono y peroximonosulfato como oxidantes en tratamientos de agua para el control de subproductos de desinfección o degradación de contaminantes. ...
Perylenetetracarboxylic anhydride as a precursor of fluorescent carbon nanoonion rings

García Baldoví, Hermenegildo; Herance Camacho, Jose Raul; Víctor, Víctor Manuel; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo (Royal Society of Chemistry, 2015)

[EN] Thermal annealing at 400 degrees C of perylenetetracarboxylic anhydride in low molecular mass PEG gives rise to the formation of well defined nanoobjects of 2.5 nm height and size distribution from 10 to 65 nm (average ...
Photocatalytic hydrogen generation from water-methanol mixtures using halogenated reconstituted graphenes

Ballesteros Garrido, Rafael; García Baldoví, Hermenegildo; Latorre Sánchez, Marcos; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo (Royal Society of Chemistry, 2013)

Graphene oxide (GO) obtained by Hummers oxidn. of graphite and subsequent exfoliation was modified by treatment with aq. solns. of HX at 150° C for 30 h. This procedure introduces a percentage of the corresponding halogen, ...
Photocatalytic Hydrogen Production from Glycerol Aqueous Solutions as Sustainable Feedstocks Using Zr-Based UiO-66 Materials under Simulated Sunlight Irradiation

Rueda-Navarro, Celia Maria; Ferrer Ribera, Rosa Belén; Garcia-Baldovi, Hermenegildo; Navalón Oltra, Sergio (MDPI AG, 2022-11)

[EN] There is an increasing interest in developing cost-effective technologies to produce hydrogen from sustainable resources. Herein we show a comprehensive study on the use of metal-organic frameworks (MOFs) as heterogeneous ...
Photocatalytic Water Splitting Promoted by 2D and 3D Porphyrin Covalent Organic Polymers Synthesized by Suzuki-Miyaura Carbon-Carbon Coupling

Nóvoa-Cid, María; Melillo, Arianna; Ferrer Ribera, Rosa Belén; Alvaro Rodríguez, Maria Mercedes; Garcia-Baldovi, Hermenegildo (MDPI AG, 2022-09)

[EN] This work deals with the synthesis of metal-free and porphyrin-based covalent organic polymers (COPs) by the Suzuki-Miyaura coupling carbon-carbon bond forming reaction to study the photocatalytic overall water splitting ...
Preparación y propiedades fotofísicas de materiales grafénicos y puntos cuánticos basados en carbono. Aplicaciones en nanotecnología

García Baldoví, Hermenegildo (Universitat Politècnica de València, 2016-09-01)

[EN] In this Doctoral Thesis, it has been studied the photophysical and photochemical properties of new nanomaterials based on carbon as graphene derivatives (GO, rGO, graphene (N,O)-codoped and graphene reconstituted ...
Ruthenium(II) Tris(2,2'-bipyridyl) Complex Incorporated in UiO-67 as Photoredox Catalyst

Santiago-Portillo, Andrea; Garcia-Baldovi, Hermenegildo; Carbonell Llopis, Esther Joaquina; Navalón Oltra, Sergio; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo; Ferrer Ribera, Rosa Belén (American Chemical Society, 2018)

[EN] Ruthenium(II) bis(2,2'-bipyridine) (2,2'-bipyridyl-5,5'-dicarboxylic acid), Rudcbpy, attached to the UiO-67(Zr) metal organic framework (MOF), generates upon visible light excitation the localized triplet excited state ...
Ti as Mediator in the Photoinduced Electron Transfer of Mixed-Metal NH2-UiO-66(Zr/Ti): Transient Absorption Spectroscopy Study and Application in Photovoltaic Cell

Santiago-Portillo, Andrea; Garcia-Baldovi, Hermenegildo; García Fernández, María Teresa; Navalón Oltra, Sergio; Atienzar Corvillo, Pedro Enrique; Ferrer Ribera, Rosa Belén; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo; Li, Zhaohui (American Chemical Society, 2017)

[EN] A series of mixed-metal NH2-UiO-66(Zr/Ti) with different percentages of exchanged Ti have been prepared and studied by transient absorption spectroscopy (TAS). The photogenerated transients from mixed NH2-UiO-66(Zr/Ti) ...
Toward solar-driven photocatalytic CO2 methanation under continuous flow operation using benchmark MIL-125(Ti)-NH2 supported ruthenium nanoparticles

Cabrero-Antonino, Maria; Ferrer Ribera, Rosa Belén; Garcia-Baldovi, Hermenegildo; Navalón Oltra, Sergio (Elsevier, 2022-10-01)

[EN] The production of solar fuels from CO2 is currently attracting increasing interest. Herein we describe the development of a benchmark metal-organic framework (MOF) photocatalyst based on MIL-125(Ti)-NH2 supported ...
Tridimensional N, P-Codoped Carbon Sponges as Highly Selective Catalysts for Aerobic Oxidative Coupling of Benzylamine

Peng, Lu; Garcia-Baldovi, Hermenegildo; Dhakshinamoorthy, Amarajothi; Primo Arnau, Ana Maria; García Gómez, Hermenegildo (American Chemical Society, 2022-04-05)

[EN] Two tridimensional N-doped porous carbon sponges (3DC-X) have been prepared by using cetyltrimethylammonium chloride ( CTAC) and cetyltrimethylammonium bromide (CTAB) as soft templates and alginate to replicate the ...
Visible light photocatalytic activity for hydrogen production from water-methanol mixtures of open-framework V-doped mixed-valence titanium phosphate

Serra, Marco; García Baldoví, Hermenegildo; Albarracín Sánchez, Ferran; García Gómez, Hermenegildo (Elsevier, 2016-04)

[EN] Titanium dioxide is the most widely used photocatalyst for hydrogen production from water. Its main limitation consists in the lack of photocatalytic activity under visible light irradiation. One strategy to overcome ...