Search Results - "space"

Evaluación de la calidad del agua de tres ríos de la subcuenca del “Río Limón” en el estado de Nuevo León by Ríos Saucedo, Julio César

“…Regardless of this state of affairs, there are no systematic studies being conducted to determine the dinamics of stream pollution in time or space neither between watersheds. This study pioneers the systematic observation of stream water quality and quantity along the Pablillos, Camacho and Hualahuises rivers, with the following objectives: a) to study the hydrodinamic, biologic and chemical constituents of the rivers Pablillo, Hualahuises, Camacho, and Limón; b) to study the effects of the Metropolitan Area of Linares on stream water quality and quantity; and c) to analyze the temporal variations of the hydrodinamic, bacteriological and chemical parameters. …”
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Caracterización electroquímica de la pasivación de acero inoxidable empleado en la fabricación de fuselajes de helicópteros. by Lara Banda, María del Refugio

“…NASA has investigated the use of citric acid for PH stainless steels used on the take-off platforms of space shuttles; in all cases the passive layer to be obtained must be continuous, adherent and homogeneous. …”
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Caracterización electroquímica de la pasivación de acero inoxidable empleado en la fabricación de fuselajes de helicópteros. by Lara Banda, María del Refugio

“…NASA has investigated the use of citric acid for PH stainless steels used on the take-off platforms of space shuttles; in all cases the passive layer to be obtained must be continuous, adherent and homogeneous. …”
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Impacto ambiental originado por los lixiviados del relleno sanitario municipal de Linares N.L. México by Cruz Vega, Carlos Ramón

“…The determined parameters of pH, BDO5 and Fe in the lixiviation have characteristics of residual waters in a state of methanogenic fermentation. The space distribution of Mn, Zn y Ba indicates a high relative concentration under the sanitary landfill, which decreases as it leaves the site. …”
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Impacto ambiental originado por los lixiviados del relleno sanitario municipal de Linares N.L. México by Cruz Vega, Carlos Ramón

“…The determined parameters of pH, BDO5 and Fe in the lixiviation have characteristics of residual waters in a state of methanogenic fermentation. The space distribution of Mn, Zn y Ba indicates a high relative concentration under the sanitary landfill, which decreases as it leaves the site. …”
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Community profiling to analyse community information needs, and providers: perceptions from the people of the broomhall neighbourhood, from Sheffield, UK by Muela Meza, Zapopan Martín

“…Findings: The major findings relating to community information needs were related to the following issues: 1) territoriality and uses of the land (e.g. housing for poor and working classes; expansion of Sheffield and Hallam universities in the form of university student villages); 2) poverty, social and economical inequalities (e.g. unemployment, debt, and crime); 3) health (e.g. drug addiction, lack of: green public open space, playgrounds, and sports and leisure facilities); 4) politics (e.g. inadequate allocation of funding for community projects); 5) culture (e.g. multicultural, ethnic, religious, and national issues; tribalism of BMEs); 6) communication (e.g. people socially excluded due to lack of English classes). …”
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Community profiling to analyse community information needs, and providers: perceptions from the people of the broomhall neighbourhood, from Sheffield, UK by Muela Meza, Zapopan Martín

“…Findings: The major findings relating to community information needs were related to the following issues: 1) territoriality and uses of the land (e.g. housing for poor and working classes; expansion of Sheffield and Hallam universities in the form of university student villages); 2) poverty, social and economical inequalities (e.g. unemployment, debt, and crime); 3) health (e.g. drug addiction, lack of: green public open space, playgrounds, and sports and leisure facilities); 4) politics (e.g. inadequate allocation of funding for community projects); 5) culture (e.g. multicultural, ethnic, religious, and national issues; tribalism of BMEs); 6) communication (e.g. people socially excluded due to lack of English classes). …”
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Editorial: Los canales de comunicación de la investigación en ciencias políticas y relaciones internacionales by Miranda-Medina, Carlos

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Biology and Society: Exposing the Vital Linkages: The Relationship between the Study of Life and Humanity's Chances for a Future by Wilson, Larry David, Lazcano-Villarreal, David

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Optimal policies for constrained average-cost Markov decision processes by González Hernández, Juan, Villarreal, César Emilio

“…We give mild conditions for the existence of optimal solutions for a Markov decision problem with average cost, under m constraints of the same kind, in Borel actions and states spaces. Moreover, there is an optimal policy that is a convex combination of at most m + 1 deterministic policies.…”
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La mediación escolar y su intervención desde el nivel medio superior by Hernandez Castillo, Gil David

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Surface plasmon excitation and manipulation in disordered two-dimensional nanoparticle arrays by Coello, Víctor, Cortes, Rodolfo, García Ortiz, César Eduardo, Elizondo V., Nora

“…The LRM optical images obtained are related to the calculated SPP intensity distributions demonstrating that the developed approach can be successfully used in studies of systems of closely spaced arrays.…”
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Aedes aegypti mosquitoes at nonresidential sites might be related to transmission of dengue virus in Monterrey, Northeastern Mexico by Zárate Nahón, Erwy Arvid, Ramírez Jiménez, Rocío, Alvarado Moreno, Marcela Selene, Sánchez Casas, Rosa María, Laguna Aguilar, Maricela, Sánchez Rodríguez, Olga Saraí, Rivas Estilla, Ana María, Ramos Jiménez, Javier, Medina de la Garza, Carlos Eduardo, Villarreal Pérez, Jesús Zacarías, Fernández Salas, Ildefonso

“…Nonresidential sites (public and private spaces) infested with Aedes aegypti (L.) were evaluated. …”
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Reseña libro "Espacios públicos inclusivos" by GARCÍA, JORGE OMAR

“…La obra "Espacios Públicos Inclusivos" (Inclusive Public Spaces)  coordinada por Nora Livia Rivera Herrera, María Teresa Ledezma Elizondo y Diego Sánchez González, es una muy interesante labor colectiva de 17 autores investigadores provenientes de diversas disciplinas y países de origen , que aborda precisamente temas relacionados a la revalorización de los espacios públicos inclusivos, acercamientos teóricos y metodológicos en materia de urbanismo, la accesibilidad y la movilidad en el territorio urbano, así como diversos temas emergentes de los estudios urbanos como la vulnerabilidad social, las escalas espaciales y temporales, aproximaciones a los imaginarios urbanos y el estudio de colectivos emergentes, como las personas mayores, los discapacitados y los dependientes en contextos ambientales excluyentes.…”
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Parental upbringing associated with drug use and mental health disorders in adolescent offenders by Avila Delgado, Ana Beatriz, D’Andrea, Gustavo, Alonso Castillo, María Magdalena, Gallegos, Maria Guadalupe, Delgadillo, Luz Maria, Orozco Gómez, Claudia

“…Conclusion: Thus, early assessment nursing can identify changes in physical and mental health to offer strategies that promote healthy lifestyles and channel appropriate spaces of care to those who require specialized care.…”
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Molecular Qubits Based on Zwitterions with Close pKa Values and Comparable Charge-Transfer Energies: A Theoretical Analysis by González Santiago, Omar

“…Organic zwitterions are characterized by functional groups with closely spaced pKa values, while inorganic or hybrid zwitterions exhibit comparable charge transfer energies between two internal centers. …”
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Elementos visuales básicos para la ubicación del individuo en su entorno: Un análisis sobre la diferencia entre señalización y señalética by Altamirano Galván, Sandra Guadalupe

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Barreras personales y ambientales para la práctica de actividad física en adultos mexicanos by Ceballos Gurrola, Oswaldo, Medina Rodríguez, Rosa Elena, Enríquez Reyna, María Cristina, Ceballos Medina, Oswaldo

“…The social activities as well as the lack of public spaces and insecurity, left little room for exercise. …”
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A Review of the Techniques Used to Reduce the Thermal Load of Buildings in Mexico's Warm Climate by Ramírez Dolores, César, Andaverde Arredondo, Jorge Alberto, Alcala, Gerardo, Velasco Tapia, Fernando, López Lievano, Daniel

“…However, nowadays, several investigations indicate a significant correlation between heat gain and internal thermal comfort perceived in built spaces. This proposal reviews the techniques studied and used to reduce the thermal load coming from outside and generated inside buildings located in a warm weather zone in Mexico. …”
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Erythrasma: Pathogenesis and Diagnostic Challenges by Martínez Ortega, Jesús Iván, Franco González, Samantha

“…Commonly found in intertriginous spaces, this bacterium releases a porphyrin that causes lesions to fluoresce under a Wood’s lamp, aiding diagnosis. …”
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