Amarajothi, Dhakshinamoorthy; Alvaro Rodríguez, Maria Mercedes; Concepción Heydorn, Patricia; Fornes Seguí, Vicente; García Gómez, Hermenegildo(Royal Society of Chemistry, 2012)
The minute amount of hydrogen sulfate groups introduced into
the graphene oxide (GO) obtained by Hummers oxidation of
graphite renders this material as a highly e¿cient, recyclable
acid catalyst for the ring opening of ...
García García, Saray(Universitat Politècnica de València, 2011-11-11)
El trabajo de investigación se centra en el estudio del efecto promotor del oro en catalizadores AuPd soportados en CeO2 en la hidrogenación selectiva de 1,5 ciclooctadieno. Como catalizadores de referencia se han prepardo ...
[EN] Ruthenium nanoparticles with a core-shell structure formed by a core of metallic ruthenium and a shell of ruthenium carbide have been synthesized by a mild and easy hydrothermal treatment. The dual structure and ...
[EN] Combining IR spectroscopy of NO adsorption
on copper exchanged molecular sieves with the chabazite
structure, i.e. Cu-SAPO-34 and Cu-SSZ-13, and theoretical
calculations, different types of copper species have ...
[EN] In this work, we have studied the catalytic activity of different silicates (MFI, MCM-41, and Beta) containing Lewis acid sites (including Sn, Ti, Zr, and Hf) for the tandem N-alkylation reaction of aniline with benzyl ...
VENNESTROM, PETER NICOLAI RAVNBORG; Janssens, Ton V. W.; Kustov, Arkady; Grill, Marie; Puig-Molina, Anna; Lundegaard, Lars F.; Tiruvalam, Ramchandra R.; Concepción Heydorn, Patricia; Corma Canós, Avelino(Elsevier, 2014-01)
Copper-exchanged zeolites are well-known catalysts for the selective catalytic reduction of nitrogen oxides
by ammonia (NH3-SCR). To determine the influence of framework stability on catalyst deactivation,
two zeolite ...
Santiago-Portillo, Andrea; Navalón Oltra, Sergio; Concepción Heydorn, Patricia; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo(John Wiley & Sons, 2017)
[EN] Six isostructural MIL¿101(Cr)¿X (X: H, NO2, SO3H, Cl, CH3, and NH2) materials have been prepared directly by the reaction of CrIII salts and the corresponding terephthalic acid or by postsynthetic treatments of preformed ...
Delgado Muñoz, Daniel; Sanchis, Rut; Solsona Espriu, Benjamin Eduardo; Concepción Heydorn, Patricia; López Nieto, José Manuel(Springer-Verlag, 2020-12)
[EN] A comparative study of the catalytic properties for the oxidation of C2-C3 alkanes and olefins has been carried out over unpromoted and M-promoted NiO catalysts (Me¿=¿K, La, Ce, al, Zr, Sn, Nb). The catalysts have ...
Cored Bandrés, Jorge(Universitat Politècnica de València, 2023-03-30)
[ES] El cambio climático es una de las amenazas de nuestro tiempo. Los gases de efecto invernadero, como el CO2, son los principales causantes de este fenómeno, siendo necesario disminuir urgentemente sus emisiones. En ...
The photocatalytic hydrogen evolution reaction (HER) from water under homogeneous and heterogeneous conditions is explored for the {Mo6Br8i}(4+) cluster core based unit starting from (TBA)(2)[(Mo6Br8F6a)-F-i] (TBA=tetra- ...
Ogiwara, Naoki; Kobayashi, Hirokazu; Inuka, Munehiro; Nishiyama, Yusuke; Concepción Heydorn, Patricia; Rey Garcia, Fernando; Kitagawa, Hiroshi(American Chemical Society, 2020-01)
[EN] We first report the systematic control of the reactivity of H2O vapor in metal-organic frameworks (MOFs) with Pt nanocrystals (NCs) through ligand functionalization. We successfully synthesized Pt NCs covered with a ...
[EN] The catalytic subnanometric metal clusters with a few atoms can be regarded as an intermediate state between single atoms and metal nanoparticles (>1 nm). Their molecule-like electronic structures and flexible geometric ...
Boronat Zaragoza, Mercedes; Cómbita Merchán, Diego Fernando; Concepción Heydorn, Patricia; Corma Canós, Avelino; García Gómez, Hermenegildo; Juárez Marín, Raquel; Laursen ., Siris Odin; Lopez-Castro, Juan de Dios(American Chemical Society, 2012-11-29)
The nature of the active sites involved in the gold catalyzed Sonogashira cross-coupling reaction between iodobenzene and phenylacetylene, and in the competitive homocoupling reactions, has been investigated by means of ...
[EN] Understanding and tuning the catalytic properties of metals atomically dispersed on oxides are major stepping-stones toward a rational development of single-atom catalysts (SACs). Beyond individual showcase studies, ...
Rojas-Buzo, Sergio; Concepción Heydorn, Patricia; Olloqui-Sariego, José Luis; Moliner Marin, Manuel; Corma Canós, Avelino(American Chemical Society, 2021-07-07)
[EN] The structure of UiO-66(Ce) is formed by CeO2-x defective nanoclusters connected by terephthalate ligands. The initial presence of accessible Ce3+ sites in the as-synthesized UiO-66(Ce) has been determined by X-ray ...
Li, Zhibin; Martínez Triguero, Luis Joaquín; Concepción Heydorn, Patricia; YU, JIHONG; Corma Canós, Avelino(Royal Society of Chemistry, 2013)
[EN] Nano-SAPO-34 molecular sieves synthesized in a microwave environment with 20 nm crystal size showed a longer lifetime than SAPO-34 prepared by the conventional hydrothermal method in the reaction of methanol to olefins. ...
Gómez Paricio, Adrián; Santiago Portillo, Andrea; Navalón Oltra, Sergio; Concepción Heydorn, Patricia; Alvaro Rodríguez, Maria Mercedes; García Gómez, Hermenegildo(Royal Society of Chemistry, 2016)
[EN] MIL-101 promotes aerobic oxidation in n-dodecane of dibenzothiophene (DBT) and its methyl-substituted derivatives to their corresponding sulfones with complete selectivity, without observation of the sulfoxide. DBT ...
Botella Asuncion, Pablo; Solsona Espriu, Benjamin Eduardo; López Nieto, José Manuel; Concepción Heydorn, Patricia; Jorda Moret, Jose Luis; Domenech Carbo, Mª Teresa(Elsevier, 2010)
Mixed metal oxides based in Mo(W)–Nb–V–Te with tetragonal tungsten bronze (TTB) structure have
been synthesized by a hydrothermal method from aqueous solutions of the corresponding Keggin-type heteropolyacids and further ...
[EN] Aromatic azoxy compounds have wide applications and they can be prepared by stoichiometric or catalytic reactions with H2O2 or N2H4 starting from anilines or nitroarenes. In this work, we will present the direct ...
[EN] Glycerol surplus from biodiesel synthesis still represents a major problem in the biofuel production chain. Meanwhile, those in the acrylic acid market are looking for new processes that are able to offer viable ...