Mostrando 6 resultados de: 6
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Subtipo de publicación
Article(6)
Área temáticas
Ingeniería y operaciones afines(2)
Ciencias de la computación(1)
Ecología(1)
Física aplicada(1)
Geología, hidrología, meteorología(1)
Área de conocimiento
Ciencia de materiales(4)
Nanostructura(2)
Biotecnología(1)
Ciencias Agrícolas(1)
Ingeniería mecánica(1)
Año de Publicación
2016(6)
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:scopusAssessing the morphological variations on the pollen grains of Solanum betaceum caused by chemical, biological and ecological pesticides
ArticleAbstract: Solanum betaceum is a crop of great economic importance in Ecuador. Unfortunately, it is susceptiblePalabras claves:Pesticide, Pollen, TEM, Tomato treeAutores:Anita Del Hierro, Carlos R. Arroyo, Debut Alexis, Flavio Padilla, Norman Soria, Sara GuerraFuentes:scopusAnalysis of the fracture of steel reinforcing bars under low cycle fatigue
ArticleAbstract: In this work we have analyzed the dynamic behavior of steel reinforcing bars under low cycle force-cPalabras claves:ASTM A706, Low cycle fatigue, Steel reinforcing barsAutores:Andrea V. Vaca, Carlos R. Arroyo, Debut Alexis, Lenin R. Abatta, Leonardo Goyos Pérez, Reinaldo Delgado-GarciaFuentes:scopusZinc oxide crystals with controlled size and morphology
ArticleAbstract: Zinc Oxide (ZnO) has been synthesized by evaporation, condensation, and oxidation of metallic Zn undPalabras claves:Tetrapod, Thermal oxidizing, Zinc oxideAutores:Debut Alexis, Fernandez-Morales P., S. E. GuanoFuentes:scopusReliable tools for quantifying the morphogical properties at the nanoscale
ArticleAbstract: We have developed a fast, reliable and robust code to analyze size distributions and morphological pPalabras claves:fractal dimension, image analysis, Nanoparticles, Particle size distribution, Transmission electron microscopy, Watershed transformationAutores:Andrea V. Vaca, Carlos R. Arroyo, Debut Alexis, Dr Brajesh Kumar, Katherine Guzmán, Luis Cumbal, Professor, Luis H. Cumbal, Stael C.Fuentes:googlescopusSynthesis of iron nanoparticles through extracts of native fruits of Ecuador, as capuli (Prunus serotina) and mortiño (Vaccinium floribundum)
ArticleAbstract: This study describes an eco-friendly synthesis for the production of zero-valent iron nanoparticlesPalabras claves:Capulí, Prunus serotina, Ecofriendly synthesis, nZVI, mortiño, Vaccinium floribundum, Zero-valent iron nanoparticlesAutores:Debut Alexis, Erika Sofía Murgueitio Herrera, Jerry J. J. Landívar, Luis H. CumbalFuentes:googlescopus