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Application-oriented mix design optimization and characterization of zeolite-based geopolymer mortars
ArticleAbstract: In the present study, geopolymer mortar samples (ZGM) were prepared based on natural zeolites in whiPalabras claves:Alkaline activation, compressive strength, Corrosion inhibitor, Geopolymer mortar, natural zeoliteAutores:Andrés Rigail-Cedeño, Cecilia A. Paredes, Haci Baykara, José Luís Villalba, Mauricio Heriberto Cornejo, Néstor Ulloa AuquiFuentes:googlescopusEffect of calcium hydroxide and water to solid ratio on compressive strength of mordenite-based geopolymer and the evaluation of its thermal transmission property
Conference ObjectAbstract: Mordenite-rich tuff is one of most available zeolitic rocks all over the world. Because of this, thePalabras claves:compressive strength, Geopolymers, Thermal Transmission PropertyAutores:Bolivar Togra, Cecilia A. Paredes, Elsen J., Guillermo Soriano, Haci Baykara, Mauricio Heriberto CornejoFuentes:scopusEffect of soluble ions on the rheological stability of clay slurries
Conference ObjectAbstract: The effect of a single cation on the gelation and time-dependent rheological stability of clay slurrPalabras claves:Autores:Cecilia A. Paredes, Haber R.Fuentes:googlescopusHydration and strength evolution of air-cured zeolite-rich tuffs and siltstone blended cement pastes at low water-to-binder ratio
ArticleAbstract: This contribution is the second part of an in-depth study on the hydration and strength evolution ofPalabras claves:Air curing, Natural zeolites, Pozzolanic reaction, Quantitative X-ray diffractionAutores:Cecilia A. Paredes, Elsen J., Haci Baykara, Mauricio Heriberto CornejoFuentes:googlescopusHydration process of zeolite-rich tuffs and siltstone-blended cement pastes at low W/B ratio, under wet curing condition
ArticleAbstract: An extensive study in blended cement pastes that comprised two different experimental settings was cPalabras claves:Pozzolanic reactionAutores:Cecilia A. Paredes, Elsen J., Haci Baykara, Mauricio Heriberto CornejoFuentes:googlescopusExploring the effect of the O-(1-heptylnonyl) benzene sulfonate surfactant on the nature of the linear hydrocarbons/water interface by means of an atomistic molecular dynamics simulation
ArticleAbstract: Using molecular dynamics simulations a systematic study of the binding energy per cross sectional arPalabras claves:binding energies per area, hydrocarbon water interface, Linear alkyl benzene sulfonates, molecular dynamicsAutores:Alejandro Martiz, Cecilia A. Paredes, Eduardo V. Ludeña, Jímenez D.M., Mauricio Heriberto Cornejo, Parra J.G., Ricardo Paredes, Samantha Samaniego, Yosslen R. ArayFuentes:scopusFirst-principles study of the nature of niobium sulfide catalyst for hydrodesulfurization in hydrotreating conditions
ArticleAbstract: For the metal-edge of pure NbS2 catalyst mixed with Mo and promoted with V, Fe, Co, and Ni, densityPalabras claves:Autores:Alba Beatriz Vidal, Cecilia A. Paredes, David Santiago Coll, Dick Zambrano Salinas, Eduardo V. Ludeña, Henriquez F., Jímenez D.M., Mauricio Heriberto Cornejo, P. Iza, Peter Iza, Yosslen R. ArayFuentes:googlescopusPreparation and Determination of Antimicrobial Property of Cation-Exchanged Ecuadorian Natural Zeolite to be Used as Filler for Polyethylene and Polypropylene Matrices
ArticleAbstract: Zeolites are crystalline aluminosilicates with nanoporous structure, tasteless and non-toxic materiaPalabras claves:antibacterial, composite, Ecuadorian natural zeolite, Low density polyethylene, Polypropylene, Silver-exchangedAutores:Andrés Rigail-Cedeño, Cecilia A. Paredes, Denis Viera Rey, Diego Sánchez Urbina, Haci Baykara, Maria Olivia Avilés, Mauricio Heriberto CornejoFuentes:googlescopusPreparation, characterization and reaction kinetics of green cement: Ecuadorian natural mordenite-based geopolymers
ArticleAbstract: This study was carried out to develop geopolymers derived from mordenite-rich tuffs. First the synthPalabras claves:compressive strength, Geopolymers, Mordenite, Reaction kineticsAutores:Andrea Gavilanes, Cecilia A. Paredes, Elsen J., Haci Baykara, Mauricio Heriberto Cornejo, Roberto MurilloFuentes:scopusPotential of inorganic polymers (geopolymers) made of halloysite and volcanic glass for the immobilisation of tailings from gold extraction in Ecuador
ArticleAbstract: In the present study, inorganic polymers (geopolymers) were synthesised using volcanic glass, calcinPalabras claves:ECUADOR, geopolymer, Halloysite, Heavy metal leaching, Inorganic polymer, Mine tailings, Tailing pastes, Volcanic glassAutores:, Adriaens R., Barrie E., Cappuyns V., Cecilia A. Paredes, Elsen J., Hollanders S., Machiels L., Pontikes Y., Vassilieva E.Fuentes:googlescopus