Browsing by UPNA Author "Gil Bravo, Antonio"
Now showing items 1-20 of 24
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Adsorption of rhodamine 6G and humic acids on composite bentonite-alginate in single and binary systems
Gomri, Fatima; Finqueneisel, Gisele; Zimny, Thierry; Korili, Sophia A.
; Gil Bravo, Antonio ; Boutahala, Mokhtar (Springer, 2018)
Artículo / Artikulua 
In this work, the preparation, characterization, and sorption of rhodamine 6G and humic acids on a composite sodium alginate-bentonite were investigated. Their structure and morphology were analyzed by several techniques, ... -
Adsorption recovery of Ag(I) and Au(III) from an electronics industry wastewater on a clay mineral composite
Rakhila, Youness; Elmchaouri, Abdellah; Mestari, Allal; Korili, Sophia A.; Abouri, Meriem; Gil Bravo, Antonio (University of Science and Technology BeijingSpringer, 2019)
Artículo / Artikulua
The aim of this work is to investigate the ability of an adsorbent of a clay mineral composite to remove and recover gold and silver ions from wastewater. The composite was prepared by mixing phosphogypsum (PG), obtained ... -
Application of industrial wastes from chemically treated aluminum saline slags as adsorbents
Gil Bravo, Antonio; Arrieta Chango, Ekhine ; Vicente, Miguel Ángel; Korili, Sophia A. (American Chemical Society, 2018)
Artículo / Artikulua
In this study, industrial wastes, which remain after aluminum extraction from saline slags, were used as adsorbents. The aluminum saline slags were treated under reflux with 2 mol/dm3 aqueous solutions of NaOH, H2SO4, and ... -
Comparative removal of emerging contaminants from aqueous solution by adsorption on an activated carbon
Gil Bravo, Antonio; Taoufik, Nawal; García Mora, Ana María; Korili, Sophia A. (Taylor & Francis, 2019)
Artículo / Artikulua
Batch sorption experiments were performed to study the adsorption of six emerging pollutants from aqueous solutions using a commercial granular activated carbon as adsorbent. Caffeine, clofibric acid, diclofenac, gallic ... -
Effect of high pressure on the reducibility and dispersion of the active phase of Fischer-Tropsch catalysts
Yunes, Simón; Vicente, Miguel Ángel; Korili, Sophia A.; Gil Bravo, Antonio (MDPI, 2019)
Artículo / Artikulua
The effect of high pressure on the reducibility and dispersion of oxides of Co and Fe supported on -Al2O3, SiO2, and TiO2 has been studied. The catalysts, having a nominal metal content of 10 wt.%, were prepared by incipient ... -
Effect of the acid activation on a layered titanosilicate AM-4: the fine-tuning of structural and physicochemical properties
Timofeeva, Maria N.; Kalashnikova, Galina O.; Shefer, Kristina I.; Mel'gunova, Elena A.; Panchenko, Valentina N.; Nikolaev, Anatoliy I.; Gil Bravo, Antonio (Elsevier, 2020)
Artículo / Artikulua
In this work we investigated the microporous layered titanosilicate AM-4 (Aveiro-Manchester material number 4) of a synthetic analogous the mineral Lintisite having edge-shared brookite-type TiO6 chains. The objective of ... -
Effect of the preparation method and metal content on the synthesis of metal modified titanium oxide used for the removal of salicylic acid under UV light
Santamaría Arana, Leticia; Vicente, Miguel Ángel; Korili, Sophia A. ; Gil Bravo, Antonio (Taylor & Francis, 2018)
Artículo / Artikulua
Titanium dioxide modified with Ag and Fe was synthesized using two preparation methods, characterized and applied to the photocatalytic degradation of salicylic acid in aqueous solution. The modified TiO2 samples were ... -
Effective degradation of methylene blue in aqueous solution using Pd-supported Cu-doped Ti-pillared montmorillonite catalyst
Joseph, Annu; Vellayan, Kannan; González, Beatriz; Vicente, Miguel Ángel; Gil Bravo, Antonio (Elsevier, 2019)
Artículo / Artikulua
The effluents from the textile, paper and food industries contain organic dyes that are strongly colored and reveal harmful effect on living systems. In order to reduce water pollution, the degradation of dye into non toxic ... -
Efficient recovery of aluminum from saline slag wastes
Yoldi Sangüesa, María; Fuentes Ordóñez, Edwin Gustavo; Korili, Sophia A.; Gil Bravo, Antonio (Elsevier, 2019)
Artículo / Artikulua
This work presents the procedure to improve the aluminum extracted from a hazardous waste from the recycling of aluminum, aluminum that could be used in the production of value-added materials, as well as with the generation ... -
Eliminación y valorización de CO₂ presente en efluentes gaseosos mediante adsorción y reformado seco de metano
Garcés Polo, Siby Inés (2016)
Tesis doctoral / Doktoretza tesia
El objetivo general de esta tesis doctoral ha sido la realización de un estudio en adsorción de CO₂ y su utilización en la reacción de reformado de metano como investigación base en las estrategias de eliminación y ... -
Improvement of the adsorption properties of an activated carbon coated by titanium dioxide for the removal of emerging contaminants
Taoufik, Nawal; Elmchaouri, Abdellah; Anouar, Fatna; Korili, Sophia A.; Gil Bravo, Antonio (Elsevier, 2019)
Artículo / Artikulua
Three activated carbon coated titanium dioxide composites are evaluated as adsorbents for the removal of three pharmaceutical compounds: clofibric, gallic and salicylic acids from aqueous solutions. These composite materials ... -
A layered titanosilicate AM-4 as a novel catalyst for the synthesis of 1-methoxy-2-propanole from propylene oxide and methanol
Timofeeva, Maria N.; Kurchenko, Julia V.; Kalashnikova, Galina O.; Panchenko, Valentina N.; Nikolaev, Anatoliy I.; Gil Bravo, Antonio (Elsevier, 2019)
Artículo / Artikulua
In this paper we report for the first time the catalytic properties of the titanosilicate AM-4 in the synthesis of 1-methoxy-2-propanol (PGME) from methanol and propylene oxide (PO). PGME is widely used as a pollution-free ... -
Microwave-assisted pillaring of a montmorillonite with al-polycations in concentrated media
González, Beatriz; Pérez, Alba Helena; Trujillano, Raquel; Gil Bravo, Antonio; Vicente, Miguel Ángel (MDPI, 2017)
Artículo / Artikulua
A montmorillonite has been intercalated with Al3+ polycations, using concentrated solutions and clay mineral dispersions. The reaction has been assisted by microwave radiation, yielding new intercalated solids and leading ... -
Modification of the Thomas model for predicting unsymmetrical breakthrough curves using an adaptive neural-based fuzzy inference system
Amiri, Mohammad Javad; Khozaei, Maryam; Gil Bravo, Antonio (IWA Publishing, 2019)
Artículo / Artikulua
The Thomas equation is a popular model that has been widely used to predict breakthrough curves (BTCs) when describing the dynamic adsorption of different pollutants in a fixed-bed column system. However, BTCs commonly ... -
Optimizing the removal of nitrate by adsorption onto activated carbon using response surface methodology based on the central composite design
Taoufik, Nawal; Elmchaouri, Abdellah; Korili, Sophia A.; Gil Bravo, Antonio (Taylor & Francis, 2020)
Artículo / Artikulua
This study sheds light on the adsorption process for the removal of nitrate ions from synthetic aqueous solutions. This contaminant pose a potential risk to the environment and can cause health effects including cancers ... -
Photocatalytic degradation of trimethoprim on doped Ti-pillared montmorillonite
González, Beatriz; Trujillano, Raquel; Vicente, Miguel Ángel; Rives, Vicente; Korili, Sophia A.; Gil Bravo, Antonio (Elsevier, 2019)
Artículo / Artikulua
Montmorillonite pillared with titanium and doped with Cr3+ or Fe3+ has been tested for the photo-degradation of the antibiotic trimethoprim (trimethoxybenzyl-2,4-pyrimidinediamine) under different conditions, namely, in ... -
Preparation of Al/Fe-pillared clays: effect of the starting mineral
Muñoz, Helir Joseph; Blanco, Carolina; Gil Bravo, Antonio; Vicente, Miguel Ángel; Galeano, Luis Alejandro (MDPI, 2017)
Artículo / Artikulua
Four natural clays were modified with mixed polyoxocations of Al/Fe for evaluating the effect of the physicochemical properties of the starting materials (chemical composition, abundance of expandable clay phases, cationic ... -
Progress and perspectives on pillared clays applied in energetic and environmental remediation processes
Gil Bravo, Antonio; Vicente, Miguel Ángel (Elsevier, 2020)
Artículo / Artikulua
Pillared interlayered clays (PILCs) are materials that show a two-dimensional layered porous structure with properties that could be interesting alternatives to zeolites and other microporous solids. Some of the properties ... -
A response surface methodology for optimization of 2,4-dichlorophenoxyacetic acid removal from synthetic and drainage water: a comparative study
Amiri, Mohammad Javad; Bahrami, Mehdi; Beigzadeh, Bahare; Gil Bravo, Antonio (Springer, 2018)
Artículo / Artikulua
The potential of a granular activated carbon (GAC), a rice husk biochar (BRH), and multi-walled carbon nanotubes (MWCNTs) for removing 2,4-dichlorophenoxyacetic acid (2,4-D) from simulated wastewater and drainage water has ... -
Separación electrostática de una emulsión de glicerina en biodiésel con aplicación de varios voltajes y distancias entre electrodos
Huangal, Sebastian; Cieza, Jaime L.; Gil Bravo, Antonio (Centro de Información Tecnológica, 2019)
Artículo / Artikulua
Con el propósito de aplicar una tecnología limpia y de bajo consumo energético en la separación de emulsiones, se construyó un separador electrostático de 1,0 dm3. Se utilizaron electrodos de cobre rectangulares. Para los ...
