Exploració per autor "Sastre Requena, Ana María"
Ara es mostren els items 55-68 de 68
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Selective separation of Germanium(IV) from simulated industrial leachates containing heavy metals by non-dispersive ionic extraction
Kamran Haghighi, Hossein; Irannajad, Mehdi; Fortuny Sanromá, Agustín; Sastre Requena, Ana María (2019-06-15)
Article
Accés obertGermanium can be found in industrial leachates of coal gasification fly ashes or zinc plant residues, containing various heavy metals. In this research, the selective separation of germanium from simulated water coal ... -
Simulation of non-linear flow density in transition state from the mathematical model of the diffusion of metal anions through a flat sheet supported liquid membrane
Benzal, Ma. Graciela; Kumar, Aditya; Sastre Requena, Ana María; Delshams Valdés, Amadeu (2003)
Article
Accés obertA mathematical model is developed for the carrier facilitated transport of metal ions through a flat sheet support liquid membrane (FSSLM) in transition state from Fick’s second law. From this model, and from Fick’s first ... -
Solvent extraction modeling of Ce/Eu/Y from chloride media using D2EHPA
Pavón Regaña, Sandra; Fortuny Sanromá, Agustín; Coll Ausió, Mª Teresa; Sastre Requena, Ana María (2019-05-03)
Article
Accés obertEnd-of-life fluorescent lamps are becoming essential in the rare earths (REEs) field and suppose a feasible secondary source for getting them, reducing thus their supply risk. Considering the proved viability of the cationic ... -
Solvent extraction: principles and practices,
Pabby, Anil Kumar; Sastre Requena, Ana María (Elsevier, 2019-02-17)
Capítol de llibre
Accés restringit per política de l'editorialRecent advances in analytical chemistry are characterized by great progress toward more powerful methods of separation, equaling in significance the great forward strides made in instrument methods of determination. ... -
Sorption and desorption studies of Pb(II) and Ni(II) from aqueous solutions by a new composite based on alginate and magadiite materials
Attar, Keltoum; Demey Cedeño, Hary; Bouazza, Djamila; Sastre Requena, Ana María (Multidisciplinary Digital Publishing Institute (MDPI), 2019-02-15)
Article
Accés obertA new composite material based on alginate and magadiite/Di-(2-ethylhexyl) phosphoric acid (CAM-D2EHPA) was successfully prepared by previous impregnation of layered magadiite with D2EHPA extractant, and then immobilized ... -
Sorption of boron calcium alginate gel beads
Ruiz Planas, Montserrat; Tobalina, Carlos; Demey Cedeño, Hary; Barrón Zambrano, Jesús Alberto; Sastre Requena, Ana María (2013-04)
Article
Accés restringit per política de l'editorialIn this work, the removal of boron by a biopolymer of alginate was studied in an aqueous solution. The effects of pH, initial boron concentration, alginate concentration in the beads and stirring time were evaluated. The ... -
Sorption of Hg(II) and Pb(II) ions on chitosan-iron(III) from aqueous solutions: Single and binary systems
Lapo, Byron; Demey Cedeño, Hary; Zapata, Jessenia; Romero, Cristhian; Sastre Requena, Ana María (Multidisciplinary Digital Publishing Institute (MDPI), 2018-03-25)
Article
Accés obertThe present work describes the study of mercury Hg(II) and lead Pb(II) removal in single and binary component systems into easily prepared chitosan-iron(III) bio-composite beads. Scanning electron microscopy and energy-dispersive ... -
State-of-the-art review on hollow fibre contactor technology and membrane-based extraction processes
Pabby, Anil K.; Sastre Requena, Ana María (2013-03)
Article
Accés restringit per política de l'editorialThis review will examine the most recent research and developments in hollow fibre contactor technology and membrane-based extraction processes, including the latest improvements with regard to stability and flux. The ... -
Sustainability assessment of green ammonia production to promote industrial decarbonization in Spain
Vinardell Cruañas, Sergi; Nicolas, Palina; Sastre Requena, Ana María; Cortina Pallás, José Luís; Valderrama Ángel, César Alberto (American Chemical Society (ACS), 2023-11-06)
Article
Accés obertThis article investigates the economic and environmental implications of implementing green ammonia production plants in Spain. To this end, one business-as-usual scenario for gray ammonia production was compared with three ... -
Synthesis of hydrous iron oxide/aluminum hydroxide composite loaded on coal fly ash as an effective mesoporous and low-cost sorbent for Cr(VI) sorption: Fuzzy logic modeling
Hosseini Asl, Seyed Mostafa; Masomi, Mojtaba; Hosseini, Morteza; Javadian, Hamedreza; Ruiz Planas, Montserrat; Sastre Requena, Ana María (2017-04-01)
Article
Accés obertThe aim of this research was to estimate the possibility of using synthesized hydrous iron oxide/aluminium hydroxide composite loaded on coal fly ash (FA3) as an efficient sorbent for Cr(VI) sorption from aqueous solution. ... -
Synthesis of magnetic CMC bionanocomposite containing a novel biodegradable nanoporous polyamide selectively synthesized in ionic liquid as green media: Investigation on Nd+3, Tb+3, and Dy+3 rare earth elements adsorption
Javadian, Hamedreza; Ruiz Planas, Montserrat; Taghavi, Mehdi; Sastre Requena, Ana María (2020-06-15)
Article
Accés obertIn this research study, the carboxymethyl chitosan/poly(pyrimidine-thiophene-amide)/Ni0.2Zn0.2Fe2.6O4 (CMC/P(PTA)/Ni0.2Zn0.2Fe2.6O4) was prepared as a novel magnetic bionanocomposite adsorbent. FE-SEM, EDX, NMR, XRD, FT-IR, ... -
Transport of Zn(II), Fe(II), Fe(III) across polymer inclusion membranes (PIM) and flat sheet supported liquid membranes (SLM) containing phosphonium ionic liquids as metal ion carriers
Baczynska, Monika; Regel Rosocka, Magdalena; Coll Ausió, Mª Teresa; Fortuny Sanromá, Agustín; Sastre Requena, Ana María; Wisniewski, Maciej (2016-06-11)
Article
Accés obertIn this work transport of Zn(II), Fe(II) and Fe(III) ions from chloride aqueous solutions across polymer inclusion membranes (PIMs) and supported liquid membranes (SLMs) containing one of three phosphonium ionic liquids: ... -
Use of methyltrioctyl/decylammonium bis 2,4,4-(trimethylpentyl)phosphinate ionic liquid (ALiCY IL) on the boron extraction in chloride media
Fortuny Sanromá, Agustín; Coll Ausió, Mª Teresa; Sastre Requena, Ana María (2012-09-03)
Article
Accés restringit per política de l'editorialRecent restriction of boron concentration in drinking water has produced some problems in the seawater desalinization plants because the rejection of boron in most of the plants is inadequate. Three ionic liquids derived ... -
Using fuzzy inference system to predict Pb (II) removal from aqueous solutions by magnetic Fe3O4/H2SO4-activated Myrtus Communis leaves carbon nanocomposite
Javadian, Hamedreza; Asadollahpour, Sanaz; Ruiz Planas, Montserrat; Sastre Requena, Ana María (2018-01-01)
Article
Accés obertIn this research study, a magnetic nanocomposite consisting of the Fe3O4 nanoparticles immobilized on Myrtus Communis-derived activated carbon (MM-AC) was synthesized and then, characterized by FE-SEM and FT-IR analytical ...