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Listar por palabra clave "Iron oxide"

Mostrando ítems 1-8 de 8

A continuous-flow catalytic process with natural hematite-alginate beads for effective water decontamination and disinfection: Peroxymonosulfate activation leading to dominant sulfate radical and minor non-radical pathways

Mohammadi, Samira; Moussavi, Gholamreza; Shekoohiyan, Sakine; Marín García, Mª Luisa; Bosca Mayans, Francisco; Giannakis, Stefanos (Elsevier, 2021-05-01)

[EN] A natural, ferruginous material, Hormuz Red Soil (HRS), was used as a catalyst for decontamination and disinfection via PMS activation. The HRS was fully characterized (morphological, structural, chemical properties) ...
Controlled hydrodynamic conditions on the formation of iron oxide nanostructures synthesized by electrochemical anodization: Effect of the electrode rotation speed

Lucas-Granados, Bianca; Sánchez Tovar, Rita; Fernández Domene, Ramón Manuel; Garcia-Anton, Jose (Elsevier, 2017-01-15)

[EN] Iron oxide nanostructures are of particular interest because they can be used as photocatalysts in water splitting due to their advantageous properties. Electrochemical anodization is one of the best techniques to ...
High-pressure Raman investigation of high index facets bounded alpha-Fe2O3 pseudocubic crystals

Bushiri, M. Junaid; Gopi, Divya Neravathu; Monteseguro, Virginia; Sans-Tresserras, Juan Ángel (IOP Publishing, 2021-02-24)

[EN] High index facet bounded alpha-Fe2O3 pseudocubic crystals has gained the attention of the scientific community due to its promising electrochemical sensing response towards aqueous ammonia. The structural stability ...
Influence of electrolyte temperature on the synthesis of iron oxide nanostructures by electrochemical anodization for water splitting

Lucas-Granados, Bianca; Sánchez Tovar, Rita; Fernández Domene, Ramón Manuel; Garcia-Anton, Jose (Elsevier, 2018)

[EN] Iron oxide nanostructures are an attractive option for being used as photocatalyst in photoelectrochemical applications such as water splitting for hydrogen production. Nanostructures can be obtained by different ...
Iron oxide nanostructures for photoelectrochemical applications: Effect of applied potential during Fe anodization

Lucas-Granados, Bianca; Sánchez Tovar, Rita; Fernández Domene, Ramón Manuel; Garcia-Anton, Jose (Elsevier, 2019-02-25)

[EN] In photoelectrochemistry, a suitable photoanode leading to high efficiencies in photocatalytic processes is a research challenge. Iron oxide nanostructures are promising materials to be used as photoanodes. In this ...
Optical Trapping of Single Nanostructures in a Weakly Focused Beam. Application to Magnetic Nanoparticles

Rodríguez-Rodríguez, H.; de Lorenzo, S.; de la Cueva, L.; Salas, G.; Arias-Gonzalez, J. R. (American Chemical Society, 2018-08-09)

[EN] Optical trapping of individual particles is believed to be only effective under highly focused beams because these conditions strengthen the gradient forces. This is especially critical in the beam propagating direction, ...
Partial oxidation of methane and methanol on FeOx-, MoOx- and FeMoOx-SiO2 catalysts prepared by sol-gel method: A comparative study

Cortés Ortiz, William G.; Delgado-Muñoz, Daniel; Guerrero Fajardo, Carlos Alberto; Agouram, Said; Sanchís, Ruth; Solsona, Benjamín; López Nieto, José Manuel (Elsevier, 2020-08)

[EN] FeOx-, MoOx and FeMoOx-SiO2 materials prepared by a sol-gel procedure have been evaluated as catalysts for the partial oxidation of methane and methanol. The effect of decreasing the pH of the synthesis gel on the ...
Porous clays heterostructures as supports of iron oxide for environmental catalysis

Sanchis Martinez, Rut; Cecilia,J.A.; Soriano Rodríguez, Mª Dolores; Vazquez, Isabel; Dejoz, Ana; López Nieto, José Manuel; Rodriguez-Castellon, E.; Solsona Espriu, Benjamin Eduardo (Elsevier, 2008-12-15)

[EN] Porous Clays Heterostructures (PCH) from natural pillared clays (bentonite with a high proportion of montmorillonite) have been used as supports of iron oxide for two reactions of environmental interest: i) the ...