Resultados de búsqueda - (("compositores" OR "composito") OR ("composites" OR "compositions"))*

Long-term influence of chitin concentration on the resistance of cement pastes determined by atomic force microscopy por Ortega, Eduardo, Rodríguez Martínez, Oliver, Figueroa Labastida, Miguel, Villa Pulido, Andrés Alberto, Sánchez Fernández, Antonio, Cué Sampedro, Rodrigo, Gracia Pinilla, Miguel Ángel, Menchaca, Jorge Luis

“…The mechanical properties of cement–chitin mixtures are investigated with different percentages of chitin (0.5, 1.3, and 2.1 wt.%) and aging of composite in a joint nanoscopic- and macroscopic-scale by experimental study. …”
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Polycrystalline thin films of antimony selenide via chemical bath deposition and post deposition treatments por Rodríguez Lazcano, Yamilet, Peña Méndez, Yolanda, Nair Maileppallil, Santhamma, Nair Padmanabhan, Karunakaran

“…The thin films deposited from chemical baths containing one or more soluble complexes of antimony, and selenosulfate initially did not show X-ray diffraction (XRD) patterns corresponding to crystalline antimony selenide. Composition of the films, studied by energy dispersive X-ray analyses indicated selenium deficiency. …”
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Corrosion behavior of Zn-TiO2 and Zn-ZnO electrodeposited coatings in 3.5% NaCl solution por Cabral Miramontes, José Ángel, Bastidas, David M., Baltazar, M.A, Zambrano Robledo, Patricia del Carmen, Bastidas, José María, Almeraya Calderón, Facundo, Gaona Tiburcio, Citlalli

“…After electrochemical testing, the coating surface morphology was analysed by scanning electron microscopy (SEM) and the atomic composition by energy dispersive X-ray spectroscopy (EDS). …”
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Phenol degradation using glassy carbon electrodes modified with particles of Co-Mo alloy por Orozco, S.I., Blanco Jerez, Leonor María, Garza Elizondo, Mario Alberto

“…This paper reports on a study aimed to modify the surface of glassy carbon (VC) with Co-Mo nanoparticles and to determine their morphology and composition in order to evaluate their electrocatalytic activity for degrading phenol. …”
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Effect of silica fume and fly ash admixtures on the corrosion behavior of AISI 304 embedded in concrete exposed in 3.5% NaCl solution por Baltazar Zamora, Miguel Ángel, Bastidas, David M., Santiago Hurtado, Griselda, Mendoza Rangel, José Manuel, Gaona Tiburcio, Citlalli, Almeraya Calderón, Facundo, Bastidas, José María

“…Three different concrete mixtures were tested: 100% CPC (composite Portland cement), 80% CPC and 20% silica fume (SF), and 80% CPC and 20% fly ash (FA). …”
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FeS₂/ZnO core/shell nanowires: structural, optical and electrochemical properties. por Retana Betancourt, María Fernanda

“…Altough, many efforts have been done in order to find the characteristics and properties that allow the subsequent production and commercialization, hybrid solar cells represent an interesting option for this purpose. The composition in the photoactive layer is key in order to obtain high values of efficiencies and where the use of nanosized materials with one-dimensional morphology embedded into polymeric matrix allows the improvement of their optoelectronic properties. …”
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Nutrición del oso negro (Ursus americanus eremicus) en las serranías del Carmen, Coahuila por Martínez Muñoz, Alfonso, Delgadillo Villalobos, Jonás Adán, Herrera González, Diana E., González Salinas, José

“…ABSTRACT The black bear (Ursus americanus eremicus) diet composition was determined in Maderas del Carmen Coahuila. …”
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FeS₂/ZnO core/shell nanowires: structural, optical and electrochemical properties. por Retana Betancourt, María Fernanda

“…Altough, many efforts have been done in order to find the characteristics and properties that allow the subsequent production and commercialization, hybrid solar cells represent an interesting option for this purpose. The composition in the photoactive layer is key in order to obtain high values of efficiencies and where the use of nanosized materials with one-dimensional morphology embedded into polymeric matrix allows the improvement of their optoelectronic properties. …”
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Insights into the Potential of Pre-Processing of Ingredients to Improve their Economical Value to Aquaculture Species por P Bureau, Dominique, Yang, Yuhong, Cai, Chunfang, Pfeuti, Guillaume

“…However, the variability of the chemical composition of different batches of these ingredients and the relatively low digestibility of some of the nutrients (i.e. amino acids, phosphorus) occasionally represent significant limitations for these ingredients at high levels in the diet of some species. …”
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Revisión estratigráfica del jurásico en el Cerro la Cruz, Aramberri, Nuevo León. por Casas Peña, Juan Moisés

“…The young clastic unit (Olvido Formation) has a major grade of textural maturity. Compositional features of La Boca y La Joya Formations show a acid source and Olvido Formation are linked to intermedie-acid source. …”
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Microencapsulación de aceite esencial de naranja y sus concentrados mediante emulsiones e inclusión molecular para la estabilización y preservación de su actividad antimicrobiana y... por Torres Álvarez, Cynthia

“…In relation to the biological activity, the unencapsulated concentrated oils were significantly different to the essential oil of orange and Dlimonene, in addition they presented a different chemical composition possibly due to the decrease of volatile compounds potentizing other minority compounds. …”
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Revisión estratigráfica del jurásico en el Cerro la Cruz, Aramberri, Nuevo León. por Casas Peña, Juan Moisés

“…The young clastic unit (Olvido Formation) has a major grade of textural maturity. Compositional features of La Boca y La Joya Formations show a acid source and Olvido Formation are linked to intermedie-acid source. …”
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Microencapsulación de aceite esencial de naranja y sus concentrados mediante emulsiones e inclusión molecular para la estabilización y preservación de su actividad antimicrobiana y... por Torres Álvarez, Cynthia

“…In relation to the biological activity, the unencapsulated concentrated oils were significantly different to the essential oil of orange and Dlimonene, in addition they presented a different chemical composition possibly due to the decrease of volatile compounds potentizing other minority compounds. …”
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Sonochemical synthesis of CuO nanostructures and their morphology dependent optical and visible light driven photocatalytic properties por Pandiyarajan, Thangaraj, Saravanan, Rajendran, Karthikeyan, Balasubramanian, Gracia, Francisco, Mansilla, Héctor D., Gracia Pinilla, Miguel Ángel, Mangalaraja, Ramalinga Viswanathan

“…The morphological evaluation and elemental composition analysis were done using TEM and EDS attached with SEM, respectively. …”
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Temporal distribution and genetic variants in influenza A(H1N1)pdm09 virus circulating in Mexico, seasons 2012 and 2013 por Swerdlow, David L., Canche Pech, Jose Reyes, Conde Ferraez, Laura, Puerto Solis, Marylin, Gonzalez Losa, Refugio, Granja Pérez, Pilar, Villanueva Jorge, Salha, Chan Gasca, Maria, Gómez Carballo, Jesús, López Ochoa, Luisa, Jiménez Delgadillo, Bertha, Rodríguez Sánchez, Irám Pablo, Ramírez Prado, Jorge, Ayora Talavera, Guadalupe

“…We have characterized the molecular composition of the Hemagglutinin (HA) and Neuraminidase (NA) genes of the A(H1N1)pdm09 virus from both epidemic seasons, emphasizing the genetic characteristics of viruses isolated from Yucatan in Southern Mexico. …”
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Natural variability of essential oil and antioxidants in the medicinal plant Turnera diffusa por Urbizu González, Ana Lucía, Castillo Ruiz, Octelina, Martínez Ávila, Guillermo Cristian Guadalupe, Torres Castillo, Jorge Ariel

“…Objective: To evaluate differences in yield and composition of the essential oil and antioxidant contents in Turnera diffusa plants from localities in central region of Tamaulipas. …”
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Effect of different diets on proteolytic enzyme activity, trypsinogen gene expression and dietary carbon assimilation in Senegalese sole (Solea senegalensis) larvae por Gamboa Delgado, Julián, Le Vay, Lewis, Fernández Díaz, Catalina, Cañavate, José Pedro, Ponce, Marian, Zerolo, Ricardo, Manchado, Manuel

“…Changes in larval carbon stable isotope (δ13C) composition were used to estimate carbon assimilation. …”
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Green Synthesis of Magnetic Nanoparticles of Iron Oxide Using Aqueous Extracts of Lemon Peel Waste and Its Application in Anti-Corrosive Coatings por Elizondo Villarreal, Nora, Verástegui Domínguez, Luz Hypatia, Rodríguez Batista, Raúl, Gándara Martínez, Eleazar, Alcorta García, Aracelia, Martínez Delgado, Dora Irma, Rodríguez Castellanos, Edén Amaral, Vázquez Rodríguez, Francisco Javier, Gómez Rodríguez, Cristian

“…The X-ray Diffraction (XRD) and Transmission Electron Microscopy (TEM) characterization showed that magnetite nanoparticles were successfully obtained with a very narrow particle size distribution between 3 and 10 nm. A composite was produced with the nanoparticles and graphene to be used as a surface coating on steel. …”
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A Study of the Corrosion Behavior of AHSS Complex-Phase CP 780 Employing an Electrochemical Noise Technique Analyzed by Different Methods por Lara Banda, María del Refugio, Almeraya Calderón, Facundo, Jáquez Muñoz, Jesús Manuel, Nieves Mendoza, Demetrio, Baltazar Zamora, Miguel Ángel, Olguín Coca, Javier, Estupiñan López, Francisco H., Cabral Miramontes, José Ángel, Santiago Hurtado, Griselda, Gaona Tiburcio, Citlalli

“…Due to their mechanical properties, part of the chassis is a composite of advanced high-strength steels (AHSS). …”
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Deposition of micro-elements through leaf fallen from different types of vegetation, north-eastern Mexico por Domínguez Gómez, Tilo Gustavo, González Rodríguez, Humberto, Cantú Silva, Israel, Ramírez Lozano, Roque Gonzalo, Gómez Meza, Marco Vinicio, Alvarado, María del Socorro

“…Differences in deposition may be attributable to environmental conditions and plant species composition at each studied plant community…”
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