[EN] The application of a multiple-scan strategy to study the structure of the corrosion patina of copper/bronze ancient objects using the voltammetry of immobilized microparticles (VIMP) is described. Upon nanosample ...
[EN] The present paper shows the influence of Cu-content in Cu-promoted V2O5 catalysts on both the physicochemical characteristics of catalysts and their catalytic performance in the partial oxidation of hydrogen sulfide. ...
Gómez Lanzas, Gemma Alexandra(Universitat Politècnica de València, 2014-07-31)
[EN] This Master Thesis shows a technical study and state of conservation analysis of two oil on copper
paintings, while a bibliographic review about the historic evolution, methodology and pictorial of that
technique ...
[EN] New homo¿ and heterometallic hexanuclear complexes of formula {[Cu(tmen)(H2O)]2[Cu(tmen)]2[Cu2L](H2O)}(ClO4)4 · 2 H2O [Cu6¿tmen] {[Cu(pmdien)]4[Cu2L]}(ClO4)4 · 4 H2O [Cu6¿pmdien] and {[Ni(cyclam)]4[Cu2L]}(ClO4)4 · 4 ...
[EN] In the present study, the solid-state ion exchange method (SSIE) was applied to introduce iron and copper into highly silicate zeolites: beta (BEA, Si/Al¿=¿12.5), ferrierite (FER, Si/Al¿=¿10) and mordenite (MOR, ...
Grirrane, Abdessamad; Corma Canós, Avelino; García Gómez, Hermenegildo(Wiley-VCH Verlag, 2011-02-18)
Copper(II) oxide nanoparticles supported on magnesia have been prepared from CuII supported on magnesia by hydrogen reduction at 400°C followed by storage under ambient conditions. X-ray photoelectron spectroscopy of the ...
[EN] The mechanism of the oxidative [3+2] cycloaddition of alkenes with anhydrides using oxygen as an oxidant to synthesize gamma-lactones has been studied using a heterogeneous dual copper-manganese-based catalyst. The ...
Cabrero Antonino, Jose Ramón; García Fernández, María Teresa; Rubio Marqués, Paula; Vidal Moya, José Alejandro; Leyva Perez, Antonio; Al-Deyab, Salem S.; Al-Resayes, Saud I.; Díaz Morales, Urbano Manuel; Corma Canós, Avelino(American Chemical Society, 2011)
[EN] Two di¿erent diamines, namely, Tr¿oger base and
dimethylethylene diamine (DMEDA) functionalized with disilane groups, have been condensed with silica precursors to form
mesoporous hybrid organic-inorganic materials. ...
[EN] The corrosion behaviour of copper and AISI 304 stainless steel and the galvanic corrosion generated by the copper/AISI 304 pair, have been studied by electrochemical methods. These materials have been tested in an 850 ...
[EN] The influence of Reynolds number on the galvanic corrosion of the copper/AISI 304 stainless steel pair in a concentrated lithium bromide solution was investigated according to the mixed potential theory. A hydraulic ...
Juan Alcañiz, Jana; Ferrando-Soria, Jesus; Luz Mínguez, Ignacio; Serra-Crespo, Pablo; Skupien, Emmanuel; Santos, Vera P.; Pardo, Emilio; Llabrés i Xamena, Francesc Xavier; Kapteijn, Freek; Gascon, Jorge(Elsevier, 2013-11)
A new consecutive post-functionalization method has been developed for the inclusion of additional metal functionalities in Metal Organic Frameworks (MOFs) through oxamate as chelating agent. This may result in catalytic ...
Fernández Villanueva, Estefanía(Universitat Politècnica de València, 2020-01-20)
[ES] Dado su tamaño subnanométrico, los clusters metálicos están regidos por el confinamiento cuántico, lo que les hace más "moleculares" y menos "metálicos". En consecuencia, manifiestan propiedades que difieren con ...
Sánchez Tovar, Rita; Montañés Sanjuan, María Teresa; García Antón, José(Elsevier, 2012-07)
Thermogalvanic corrosion of the copper/copper and AISI 316L/AISI 316L stainless steel pairs was studied in heavy lithium bromide brines under hydrodynamic conditions. The galvanic coupling effect between copper and stainless ...
Fernández Domene, Ramón Manuel; Blasco Tamarit, María Encarnación; García García, Dionisio Miguel; García Antón, José(Elsevier, 2012-10)
Thermogalvanic corrosion of copper in heavy brine LiBr solutions has been investigated using a zero-resistance ammeter (ZRA). The temperature gradients between copper electrodes immersed in the same LiBr solution result ...
Franch Martí, Cristina; Alonso Escobar, Cristina; Jorda Moret, Jose Luis; Peral, Inmaculada; Hernandez Fenollosa, Juan; Corma Canós, Avelino; Palomares Gimeno, Antonio Eduardo; Rey Garcia, Fernando; Guilera, Gemma(ACADEMIC PRESS INC ELSEVIER SCIENCE, 2012)
[EN] The medium-pore zeolite TNU-9 was prepared and studied for the selective catalytic reduction (SCR) of NO using C3H8 as the reducing agent. The catalytic activities of copper- and cobalt-exchanged TNU-9 zeolites are ...
[EN] Moringa oleifera is a plant with multiple uses. Among them, the best-known use of seeds is as natural coagulant for the clarification of turbid water. The process of preparation of the natural coagulant generates ...