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Ingeniería y operaciones afines(12)
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Characterization of fine-grained material ejected by the cotopaxi volcano employing X-ray diffraction and electron diffraction scattering techniques
ArticleAbstract: After 138 years of apparent silence, the Cotopaxi volcano awoke on August 14th of 2015 with a sequenPalabras claves:Characterization of ash particles, Chemical composition of tephra, Cotopaxi Volcano, granulometry, Volcanic reactivationAutores:Andrea V. Vaca, Carlos R. Arroyo, Debut Alexis, Eduardo Aguilera, Iván Fernando Palacios-Orejuela, Luis H. Cumbal, Mario Cruz D'Howitt, Theofilos ToulkeridisFuentes:scopusArsenic removal using polymer-supported hydrated iron(III) oxide nanoparticles: Role of Donnan membrane effect
ArticleAbstract: The conditions leading to the Oonnan membrane equilibrium arise from the inability of ions to diffusPalabras claves:Autores:Luis H. Cumbal, SenGupta A.K.Fuentes:scopusAccessible and Cost-Effective Method of PDMS Microdevices Fabrication Using a Reusable Photopolymer Mold
ArticleAbstract: This work describes a novel and cost-effective method of polydimethylsiloxane (PDMS) microchips fabrPalabras claves:enhanced oil recovery, PDMS microchips fabrication, printing plate photopolymer moldAutores:Bourguignon N., Carlos R. Arroyo, Gustavo Iván Rosero Yañez, Karla Vizuete, Lasorsa C., Lerner B., Luis H. Cumbal, Olmos C.M., Penãherrera A., Perez M.S., Pineda P., Sierra-Rodero M.Fuentes:scopusEpoxy resin mold and PDMS microfluidic devices through photopolymer flexographic printing plate
ArticleAbstract: Photopolymer flexographic printing plate is a new photopolymeric material used for microdevices fabrPalabras claves:Epoxy resin, Microdroplets generation, microfluidics, PDMS microdevice, Photopolymer flexographicAutores:Andrea V. Vaca, Carlos R. Arroyo, de Sá Carneiro I., Debut Alexis, Gustavo Iván Rosero Yañez, Karla Sofía Vizuete Armendáriz, Karla Vizuete, Lerner B., Luis Cumbal, Professor, Luis H. Cumbal, Olmos C.M., Penãherrera A., Perez C., Perez M.S.Fuentes:googlescopusDonnan membrane principle: It's application in developing hybrid nanosorbents
Conference ObjectAbstract:Palabras claves:Autores:Luis H. Cumbal, Sarkar S., SenGupta A.K.Fuentes:scopusNanoparticles for environment, engineering, and nanomedicine
OtherAbstract:Palabras claves:Autores:Blaney L., Dr Brajesh Kumar, Luis Cumbal, Professor, Luis H. Cumbal, Quesada D., Seqqat R.Fuentes:googlescopusHoneybee pollen assisted biosynthesis of nanogold and its application as catalyst in reduction of 4-nitrophenol
ArticleAbstract: Nowadays, the exploration of natural materials for the production of nanoparticles is of special intPalabras claves:Catalysis, Ecofriendly, Gold nanoparticles, Honeybee pollen, TEM, UV-Vis spectroscopyAutores:Debut Alexis, Dr Brajesh Kumar, Luis Cumbal, Professor, Luis H. Cumbal, SMITA K., Yolanda AnguloFuentes:googlescopusInfluence of thermal treatment and aging time on the stability and swelling properties of nano/micron-sized polymeric spheres for improved oil recovery application
ArticleAbstract: Understanding the knowledge of swelling and stability properties of polymeric spheres are essentialPalabras claves:improved oil recovery, microdevice, polymeric spheres, stability, swellingAutores:Andrea V. Vaca, Debut Alexis, Gustavo Iván Rosero Yañez, Hernandez M.I., Karla Vizuete, Lasorsa C., Lerner B., Luis H. Cumbal, Masiero D., Olmos C.M., Penãherrera A., Perez M.S.Fuentes:scopusIonic liquid based silica tuned silver nanoparticles: Novel approach for fabrication
ArticleAbstract: A novel synthetic method for the fabrication of silver nanoparticles has been developed in the presePalabras claves:2-ethyl-4-methyl imidazole, Chemical synthesis, FTIR, silica supported ionic liquid, silver nanoparticles, TEMAutores:Debut Alexis, Dr Brajesh Kumar, Luis H. Cumbal, Pathak R.N., SMITA K.Fuentes:googlescopusUltrasound agitated phytofabrication of palladium nanoparticles using Andean blackberry leaf and its photocatalytic activity
ArticleAbstract: In this report, ultrasonication and Andean blackberry leaf extract are employed for the fabricationPalabras claves:Palladium nanoparticles, Photocatalytic activity, Phytofabrication, TEM, UltrasonicationAutores:Debut Alexis, Dr Brajesh Kumar, Luis Cumbal, Professor, Luis H. Cumbal, SMITA K.Fuentes:googlescopus