Mostrando 10 resultados de: 24
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Journal of Environmental Chemical Engineering(3)
Nanomaterials(3)
Journal of Chemical Technology and Biotechnology(2)
Journal of Essential Oil Research(2)
Science of the Total Environment(2)
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Ingeniería sanitaria(15)
Química analítica(3)
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Chemical composition and antimicrobial activity of essential oil of Lepechinia radula benth epling
ArticleAbstract: The essential oil (EO) was obtained by hydrodistillation from the aerial parts of Lepechinia radulaPalabras claves:Lamiaceae, Lepechinia rádula, trichophyton mentagrophytes, trichophyton rubrum, δ-3-careneAutores:Diana Guaya, Eduardo Valarezo, Jorge Ramirez, L. Cartuche Flores, María Luisa Toro, Omar Malagòn, Vladimir MorochoFuentes:scopusChemical composition and biological activity of the essential oil of Baccharis obtusifolia Kunth from Loja, Ecuador
ArticleAbstract: The essential oil of aerial parts from Baccharis obtusifolia (Asteraceae) growing wild in Ecuador waPalabras claves:antibacterial activity and antifungal activity, ASTERACEAE, Baccharis obtusifolia, limonene, trichophyton mentagrophytes, trichophyton rubrumAutores:B. Valarezo Valdez, C. Armijos Riofrio, Chabaco Armijos Riofrio, D. Guaya Caraguay, Diana Guaya, E. Ojeda Riascos, Eduardo Valarezo, Jandry Rosales, L. Cartuche Flores, S. Gonzalez Perez, S. Morocho Zaragocin, Santiago Ojeda-Riascos, Silvia González Pérez, Vladimir MorochoFuentes:rraaescopusChemical composition of essential oils of two species of the Lamiaceae family: Scutellaria volubilis and Lepechinia paniculata from Loja, Ecuador
ArticleAbstract: Scutellaria volubilis and Lepechinia paniculata belong to the Lamiaceae family of species. They arePalabras claves:Aromadendrene, Germacrene D, Lamiaceae, Lepechinia paniculata, Scutellaria volubilisAutores:A Castillo, Andrea Castillo, B. Valarezo Valdez, D. Guaya Caraguay, Diana Guaya, Eduardo Valarezo, O. Malagon Aviles, Omar Malagòn, S. Morocho Zaragocin, Vladimir MorochoFuentes:rraaescopusComparative Study of Donepezil-Loaded Formulations for the Treatment of Alzheimer’s Disease by Nasal Administration
ArticleAbstract: Alzheimer’s disease is characterized by a progressive deterioration of neurons resulting in a steadyPalabras claves:Alzheimer’s disease, Donepezil, gel, intranasal administrationAutores:Brito-Llera A., Calpena A.C., Diana Guaya, Halbaut L., Lupe Carolina Espinoza, Mallandrich M., Perotti R.M., Sosa L.Fuentes:scopusBiochar from agricultural by-products for the removal of lead and cadmium from drinking water
ArticleAbstract: This study reports the adsorption capacity of lead Pb2+ and cadmium Cd2+ of biochar obtained from: pPalabras claves:Adsorption, Biochar, Cadmium, Corn cob, Drinking water, lead, Peanut shell, “chonta” pulpAutores:Cristhian Tituana, Diana Guaya, Edgar Puglla Pineda, García-Ruiz M.J., Osorio F.Fuentes:scopusFormulación de pasta del tipo porcelana química para la producción de materiales de laboratorio, y otros usos en la industria
Bachelor ThesisAbstract: La formulación de pasta de porcelana química cumplió con varias etapas: caracterización, adecuación,Palabras claves:pasta, Pocelana químicaAutores:Diana Flores, Diana Guaya, Jorge LafebreFuentes:rraaeFrom Waste to Added-Value Product: Synthesis of Highly Crystalline LTA Zeolite from Ore Mining Tailings
ArticleAbstract: The use of wastes is necessary to contribute to environmental sustainability. In this study, ore minPalabras claves:hydrothermal synthesis, Lithium, LTA, Methylene blue, mining tailing, Nanoparticles, sodaliteAutores:Campoverde J., Diana GuayaFuentes:scopusFe<sup>3+</sup>/Mn<sup>2+</sup> (Oxy)Hydroxide Nanoparticles Loaded onto Muscovite/Zeolite Composites (Powder, Pellets and Monoliths): Phosphate Carriers from Urban Wastewater to Soil
ArticleAbstract: The development of an efficient adsorbent is required in tertiary wastewater treatment stages to redPalabras claves:Adsorption, BATCH, Equilibrium, fixed-bed column, Kinetic, phosphateAutores:Adriana Angamarca, Cortina J.L., Diana Guaya, Eda Mendoza, Luis V. García, Luz Maza, Valderrama C.Fuentes:scopusElimination of total coliforms and Escherichia coli from water by means of filtration with natural clays and silica sand in developing countries
ArticleAbstract: This research presents the results of a pilot system used for water treatment to be supplied to singPalabras claves:Ceramic material, Drinking water treatment, Filtration, Natural clays, Piloting systemAutores:Diana Guaya, Edgar Puglla Pineda, García-Ruiz M.J., John Manrique, Osorio F.Fuentes:scopusEvaluation of phosphate removal capacity of Mg/Al layered double hydroxides from aqueous solutions
Conference ObjectAbstract: In the present study, the adsorptive properties of phosphate on Mg/Al layered double hydroxides (LDHPalabras claves:Adsorption, Layered double hydroxides, Phosphate uptake, Water treatmentAutores:A. Allen-Perkins Avendaño, Chabaco Armijos Riofrio, Corina Novillo, Cortina J.L., Diana Guaya, Iuliana CotaFuentes:scopus