Resultados de búsqueda - ((enso OR censo) OR (composition OR (compcpppendo OR (compcppcppcppcendo OR compcppcppcppcendo))))

Micro- and nanoporous materials capable of absorbing solvents and oils reversibly: the state of the art por Acevedo Cortez, Javier Sebastián, Kharisov, Boris I., Serrano Quezada, Thelma Elizabeth, Hernández García, Tomás Constantino

“…Keywords Oil spills � Composites � Reversibility � Aerogels � Natural absorbents � Micro- and nanoporous materials…”
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Thin films of arsenic sulfide by chemical deposition and formation of InAs por Peña Méndez, Yolanda, Nair Maileppallil, Santhamma, Nair Padmanabhan, Karunakaran

“…X-ray diffraction (XRD) studies have shown that the thin film deposited from chemical baths of pH ∼2, prepared by mixing aqueous acidic solutions of As(III) with sodium thiosulfate, is a composite film of crystalline As2O3 and As2S3, with the incorporation of sulfur. …”
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Tendencias recientes de la migración interna en Nuevo León, México por Bedoya Rangel, Yuliet, Jáuregui Díaz, José Alfredo, Avila Sánchez, María de Jesús, Picazzo Palencia, Esteban

“…A manera de referencia, se emplean también datos derivados de los censos de 1970, 1990, 2000 y 2010, pues no es posible entender el presente sin comprender el pasado.…”
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Contamination of Fresh Produce by Microbial Indicators on Farms and in Packing Facilities: Elucidation of Environmental Routes por Bartz, Faith E., Lickness, Jacquelyn Sunshine, Heredia, Norma, Fabiszewski de Aceituno, Anna, Newman, Kira L., Hodge, Domonique Watson, Jaykus, Lee-Ann, García, Santos, Leon, Juan S., Dozois, Charles M.

“…In 11 farms and packing facilities in northern Mexico, we applied a matched study design: composite samples (n � 636, equivalent to 11,046 units) of produce rinses were matched to water, soil, and worker hand rinses during two growing seasons. …”
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Poliolefinas reforzadas con óxido de grafeno reducido. Mediciones viscoelásticas por Guerrero Salazar, Carlos Alberto, Llamas Hernández, Mayra Iveth, Elizondo Martínez, Antonio, Reyes Melo, Martín Édgar, Guerrero Salas, Tania Elizabeth

“…Con 0.5% de rGO en ambos composites, manteniendo el mismo porcentaje de PEO, se obtiene un módulo elástico tres veces más grande que el de las poliolefinas puras.…”
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Síntesis verde de ZnO-GO. Evaluación de su actividad fotocatalítica por Guerrero Salazar, Carlos Alberto, Gaspar Villaseñor, Noé Cuauhtémoc, González González, Virgilio Ángel, Guerrero Salas, Tania Elizabeth

“…Variando el porcentaje de GO, se estudió la actividad fotocatalítica de los composites mediante la degradación de Rodamina B, RhB. …”
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Exploring the potential of plant-derived natural products beyond functional food: Applications in nanomedicine por Luna Criado, Carlos, Mendoza Reséndez, Raquel

“…In fact, the power antioxidant, reducing and biological activities of the plant metabolites, together their chelating and their biodegradable properties, make the plant-derived natural products unique raw materials to design new sustainable approaches to prepare promising hybrid formulations and composites at the nanometer scale for innovative diagnostic and therapeutic procedures and nanotechnology applications. …”
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Exploring the potential of plant-derived natural products beyond functional food: Applications in nanomedicine por Carlos Luna, RAQUEL MENDOZA RESENDEZ

“…In fact, the power antioxidant, reducing and biological activities of the plant metabolites, together their chelating and their biodegradable properties, make the plant-derived natural products unique raw materials to design new sustainable approaches to prepare promising hybrid formulations and composites at the nanometer scale for innovative diagnostic and therapeutic procedures and nanotechnology applications. …”
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Desigualdad salarial entre trabajadores con y sin discapacidad en México, ¿discriminación o menor productividad? por Perez, Reyna Elizabeth Rodriguez, García Alvarado, Felipe de Jesus

“…El objetivo es determinar la existencia de una brecha salarial entre trabajadores con y sin discapacidad en México, a su vez, en qué medida tal disparidad se explica por factores relacionados al capital humano, con los datos de Censos de Población y Vivienda de 2000 y 2010, y la metodología de Firpo, Lemieux y Fortin (2011). …”
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Turismo y entorno empresarial en los Pueblos Mágicos de Coahuila por Barboza Lara, César, Gutiérrez González, Leonor, Salas Torres, Horacio

“…Se parte de la hipótesis de que, debido a su nombramiento como pueblo mágico, el turismo contribuyó a impulsar los sectores de actividad económica vinculadas al turismo en cada pueblo mágico, tales como hoteles, restaurantes, servicios de esparcimiento, entre otros. Se utilizan los Censos Económicos del INEGI del 2003, 2008, que muestran para cada pueblo mágico y para cada año, el total de unidades económicas por sector de actividad. …”
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La presencia japonesa en Guerrero durante el siglo XX por Wences Rangel, Araceli

“…El presente texto pertenece a los avances de la tesis: La migración japonesa a México y su presencia en el estado de Guerrero durante el siglo XX, cuyo objetivo principal es la identificación de inmigrantes japoneses en diversos municipios del estado de Guerrero, a través de documentos localizados en el Archivo General de Nación de México (AGN), registros civiles, parroquiales y censos. Posteriormente se hizo un análisis sobre su proceso migratorio para determinar si realmente estaban establecidos o solo se encontraban de manera temporal en los lugares en que fueron localizados. …”
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Perfil resistómico en microbioma de lechuga (Lactuca sativa) y perejil (Petroselinum crispum) en punto de venta en mercados de Monterrey, N.L. y su área metropolitana. por Betancourt Mejorado, Dante Aldhair

“…The municipality that presented the highest number of resistance genes identified was Apodaca, as well as there was a higher incidence of ARG in the parsley, with a total of 38 composite positive samples, while for lettuce 25 composite positive samples; Despite the trends, no significant differences were found (α = 0.05) between the genes, municipalities and type of plant, only in E. coli strains, where the comparison between type of vegetable did show significant differences.…”
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Perfil resistómico en microbioma de lechuga (Lactuca sativa) y perejil (Petroselinum crispum) en punto de venta en mercados de Monterrey, N.L. y su área metropolitana. por Betancourt Mejorado, Dante Aldhair

“…The municipality that presented the highest number of resistance genes identified was Apodaca, as well as there was a higher incidence of ARG in the parsley, with a total of 38 composite positive samples, while for lettuce 25 composite positive samples; Despite the trends, no significant differences were found (α = 0.05) between the genes, municipalities and type of plant, only in E. coli strains, where the comparison between type of vegetable did show significant differences.…”
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Antimicrobial and antibiofilm activities of MTA supplemented with bismuth lipophilic nanoparticles por Hernández Delgadillo, René, Del Angel Mosqueda, Casiano, Solís Soto, Juan Manuel, Munguia Moreno, Silvia, Pineda Aguilar, Nayely, Sánchez Nájera, Rosa Isela, Chellam, Shankararaman, Cabral Romero, Claudio

“…The antimicrobial activity of the composite MTA-BisBAL NPs was determined by the disk diffusion assay, while antibiofilm activity was analyzed by fluorescence microscopy. …”
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Pseudo-monocrystalline properties of cylindrical nanowires confinedly grown by electrodeposition in nanoporous alumina templates por Barriga Castro, Enrique Díaz, García, Javier, Mendoza Reséndez, Raquel, Prida, Víctor M., Luna Criado, Carlos

“…Although these nanowires have different chemical compositions, crystalline structures and/or diameters, they exhibit similar behaviors, which are unexpected for ideal single-crystals. …”
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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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Optimization of the Hard Anodizing Process in Acidic Baths on AA6063 Aluminum Alloy Using Response Surface Methodology por Cabral Miramontes, José Ángel, Gaona Tiburcio, Citlalli, Estupiñan López, Francisco Humberto, Jáquez Muñoz, Jesús Manuel, Almeraya Calderón, Facundo

“…We used the response surface methodology (RSM) with a composite central design (CCD). The results of the optimization MSR reveal that to obtain the optimum Type III hard anodizing on AA6063 aluminum alloy with a target thickness of 11.85 µm and a Vickers microhardness of 297.14, a combination consisting of 15 min, 2.55 A/dm2, and 333.15 g/L of H2SO4 is required.…”
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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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Safe etching route of Nb2SnC for the synthesis of two-dimensional Nb2CTx MXene: an electrode material with improved electrochemical performance por Singh, Karan Kishor, Pushpan, Soorya, Loredo, Shadai Lugo, Cerdán-Pasarán, Andrea, Hernández-Magallanes, J. A., Sanal, K. C.

“…Various techniques, including XRD, SEM, TEM, EDS, and XPS, were used to characterize the samples and determine their crystal structures and chemical compositions. SEM images revealed a two-dimensional layered structure of Nb2CTx, which is consistent with the expected morphology of MXenes. …”
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Greener synthesis of chemical compounds and materials por Kharissova, Oxana V., Kharisov, Boris I., Oliva González, Cesar Maximo, Méndez, Yolanda Peña, López, Israel

“…A range of nanosized materials and composites can be produced by greener routes, including nanoparticles of metals, non-metals, their oxides and salts, aerogels or quantum dots. …”
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