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2721
Victimización, polivictimización e ideación suicida en jóvenes de Matamoros durante la pandemia por Covid-19, un estudio exploratorio
Publicado 2022“…Y es que los cambios drásticos en el estilo de vida y el confinamiento pudieran ser un factor detonante para la exacerbación de la violencia en distintos contextos, y salud mental que pueden afectar a los adolescentes y jóvenes. …”
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2722
Preparation and Characterization of Cu and Ni on Alumina Supports and Their Use in the Synthesis of Low-Temperature Metal-Phthalocyanine Using a Parallel-Plate Reactor
Publicado 2013“…Ni- and Cu/alumina powders were prepared and characterized by X-ray diffraction (XRD), scanning electronic microscope (SEM), and N2 physisorption isotherms were also determined. The Ni/Al2O3 sample reveled agglomerated (1 μm) of nanoparticles of Ni (30–80 nm) however, NiO particles were also identified, probably for the low temperature during the H2 reduction treatment (350 °C), the Cu/Al2O3 sample presented agglomerates (1–1.5 μm) of nanoparticles (70–150 nm), but only of pure copper. …”
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2723
Preparation and characterization of Cu and Ni on alumina supports and their use in the synthesis of low-temperature metal-phthalocyanine using a parallel-plate reactor
Publicado 2013“…Ni- and Cu/alumina powders were prepared and characterized by X-ray diffraction (XRD), scanning electronic microscope (SEM), and N2 physisorption isotherms were also determined. The Ni/Al2O3 sample reveled agglomerated (1 μm) of nanoparticles of Ni (30–80 nm) however, NiO particles were also identified, probably for the low temperature during the H2 reduction treatment (350 °C), the Cu/Al2O3 sample presented agglomerates (1–1.5 μm) of nanoparticles (70–150 nm), but only of pure copper. …”
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2724
Estimación de los niveles ambientales de formaldehido en clínicas de odontopediatría.
“…ABSTRACT Introduction In any health profession, we are constantly obliged not only to ensure the health of our patients but also to value and ensure our health at all times, when we must ask ourselves if the materials we use for our routine treatments could cause us some adverse effect. …”
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2725
Gonotrophic cycle estimate for Culex quinquefasciatus in Mérida, Yucatán, México
Publicado 2008“…Culex quinquefasciatus, one of the main vectors of WNV transmission in the United States, is also common in Mexico and may be a key vector of WNV transmission to humans in the Yucatán. …”
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2726
Synthesis and physicochemical characterization of photo crosslinked hydrogels of alginate/gelatin and a-tocopherol nanocapsules for their potential use as biomaterials
Publicado 2019“…Also, 13 nanocapsule formulations were made and analyzed employing the nanoprecipitation technique, where it was observed that by modifying the concentrations of the solvents, smaller diameters of the nanocapsules were obtain and using different extraction methods, its encapsulation efficiency and antioxidant activity were improved…”
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2727
Structural characterization of the equatorial F region plasma irregularities in the multifractal context
Publicado 2020“…Differences in terms of scaling and complexity in the data belonging to different types of phenomena are also addressed.…”
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2728
Diversity of midgut microbiota in ticks collected from white-tailed deer (Odocoileus virginianus) from northern Mexico
Publicado 2024“…These results constitute the initial report on these bacteria, and this is also the first study to characterize the microbiome of O. megnini.…”
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2729
Cosmological perturbation theory in f(Q,T) gravity
Publicado 2022“…These results might also enable to test f(Q, T) gravity with CMB and standard siren data that will help to determine if these models can reduce the Hubble constant tension and if they can constitute an alternative to the ΛCDM model.…”
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2730
Edible film based on candelilla wax to improve the shelf life and quality of avocado
Publicado 2009“…A sensory evaluation of avocados coated with the best edible film was also performed. Edibel films were able to reduce significantly the damage caused by C. gloeosporioides, reducing also significantly the change in appearance and weight loss in the fruits. …”
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2731
Vicio, virtud y victimización: ¿De qué sirve portarse bien?
Publicado 2012“…One implication from this exercise is that drinking alcohol is not just bad for one’s health; it is also bad for one’s personal safety.…”
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2732
Trimetallic nanostructures: the case of AgPd–Pt multiply twinned nanoparticles
Publicado 2013“…In some nanoparticles, the formation of a hollow structure was also observed, that facilitates the alloying of Ag and Pt in the shell region and the segregation of Ag atoms on the surface, affecting the catalytic activity and stability. …”
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2733
Estimación de los niveles ambientales de formaldehido en clínicas de odontopediatría.
“…ABSTRACT Introduction In any health profession, we are constantly obliged not only to ensure the health of our patients but also to value and ensure our health at all times, when we must ask ourselves if the materials we use for our routine treatments could cause us some adverse effect. …”
Enlace del recurso
Tesis -
2734
Synthesis and physicochemical characterization of photo crosslinked hydrogels of alginate/gelatin and a-tocopherol nanocapsules for their potential use as biomaterials
Publicado 2019“…Also, 13 nanocapsule formulations were made and analyzed employing the nanoprecipitation technique, where it was observed that by modifying the concentrations of the solvents, smaller diameters of the nanocapsules were obtain and using different extraction methods, its encapsulation efficiency and antioxidant activity were improved…”
Enlace del recurso
Tesis -
2735
El Consumo Energético en la Agricultura: Desafíos y Oportunidades
Publicado 2024Enlace del recurso
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2736
Formación de operadores del sistema de justicia penal y cultura de la paz
Publicado 2022Enlace del recurso
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2737
Personas físicas pueden ser objeto de procedimiento de discrepancia fiscal en México
Publicado 2020“…En Metodología se presentan siete tablas de casos en que los contribuyentes han sido objeto de discrepancia fiscal, si el contribuyente informa, declara los ingresos, así como los egresos reales evitará caer en actos ilícitos. Resultado, el contribuyente conozca que la autoridad cuenta con elementos para presumir a los contribuyentes que perciben otros ingresos no declarados al identificar que erogan más de lo que perciben. …”
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2738
La Independencia de las Trece Colonias. Sinónimo de unidad, fuerza y cohesión
Publicado 2022“…Asimismo, posiciona la lejanía y los ajustes económicos autoritarios de la metrópoli como un factor crucial para el descontento social, mismo que se traduciría en manifestaciones y evasión de reglas y normas; provocando el deseo de independizarse, crear sus propias leyes y perpetuar los ideales de la libertad, justicia, democracia y felicidad.…”
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2739
Psychometric properties of the Exercise Benefits/Barriers Scale in Mexican elderly women
Publicado 2017“…The reliability and validity were acceptable. The confirmatory factor analysis revealed that the elimination of items improved the goodness of fit of the baseline scale, without affecting its validity or reliability. …”
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2740
Conductas de riesgo para la obesidad, habilidades sociales y satisfacción vital en adolescentes
Publicado 2013“…La obesidad se explica por una sobre-ingesta de alimento y un escaso gasto energético a partir de la inactividad física: ambas conductas se han asociado a factores psicológicos relacionados con la competencia social, la cual se identifica como factor necesario para el desarrollo y un factor protector de la obesidad en la infancia. …”
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Tesis