312 research outputs found

    Valores antropométricos de referencia para la clasificación del talento en la lucha

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    Fueron estudiados un total de 64 atletas de 13- 14 años, de Lucha Libre, de 8 divisiones de peso corporal, de las 5 provincias orientales de Cuba. A partir de mediciones antropométricas, y luego de obtenidos los patrones morfológicos subyacentes en los atletas en estudio y su orden de importancia para el proceso de selección de talentos, se proponen valores para clasificar los atletas, según variable, en Talento 1 o Talento 2

    La importancia de la relación facilitadora en el docente tutor para el acompañamiento a estudiantes en el nivel medio superior

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    Desde el campo del Desarrollo Humano y recurriendo a las herramientas teórico-metodológicas del Enfoque Centrado en la Persona, se llevó a cabo un taller titulado "La vocación del tutor, para educar hay que amar, compartiendo la vocación", el cual estuvo dirigido a docentes tutores del nivel medio superior en una institución educativa de régimen privado. El taller constó de 8 sesiones realizadas entre el mes de febrero y marzo del año 2014, al cual asistieron 12 docentes tutores. El objetivo que persiguió el taller fue que los docentes tutores promovieran un ambiente de escucha y de respeto para que los estudiantes les compartieran sus experiencias de vida, además de facilitar la interacción humana y mostrarse sensibles a la experiencia del otro. El taller partió del método de la investigación de acción participativa para el acercamiento a los docentes tutores y se recurrió al método fenomenológico para aproximarnos a su experiencia. Entre los resultados destaca que los docentes tutores se reconocen con disposición y habilidades educativas para realizar su labor. Al mismo tiempo se deja clara la necesidad de desarrollar habilidades de escucha activa, comprensión empática y aceptación positiva incondicional para acercarse a los estudiantes de manera más humana. Los docentes tutores también reconocen que este proceso implica voltear a mirarse, conocerse y reconocerse para entonces, disponerse a escuchar a los demás.ITESO, A. C

    La importancia de la relación facilitadora en el docente tutor para el acompañamiento a estudiantes en el nivel medio superior

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    Desde el campo del desarrollo humano y recurriendo a las herramientas teórico-metodológicas del enfoque centrado en la persona, se llevó a cabo un taller titulado “La vocación del tutor, para educar hay que amar compartiendo la vocación” el cual estuvo dirigido a docentes tutores del nivel medio superior de una institución educativa de régimen privado. El taller constó de 8 sesiones realizadas entre el mes de febrero y marzo del año 2014, al cual asistieron 12 docentes. El objetivo del taller fue que los participantes crearan un ambiente de escucha y de respeto entre los estudiantes, para que estos compartieran sus experiencias de vida, además de facilitar la interacción humana y mostrarse sensibles a la experiencia del otro. El taller partió del método de la investigación acción participativa para el acercamiento a los docentes tutores y se recurrió al método fenomenológico para aproximarnos a su experiencia. Entre los resultados obtenidos se destaca que los participantes se reconocieron con disposición y habilidades educativas para realizar su labor. Al mismo tiempo, dejaron clara la necesidad de desarrollar habilidades de escucha activa, comprensión empática y aceptación positiva incondicional para acercarse a los estudiantes de manera más humana. Los docentes tutores también encontraron que este proceso implica voltear a mirarse, conocerse y reconocerse para entonces, escuchar a los demás.ITESO, A. C

    Performance of a transmutation advanced device for sustainable energy application

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    Preliminary studies have been performed to design a device for nuclear waste transmutation and hydrogen generation based on a gas-cooled pebble bed accelerator driven system, TADSEA (Transmutation Advanced Device for Sustainable Energy Application). In previous studies we have addressed the viability of an ADS Transmutation device that uses as fuel wastes from the existing LWR power plants, encapsulated in graphite in the form of pebble beds, cooled by helium which enables high temperatures (in the order of 1200 K), to generate hydrogen from water either by high temperature electrolysis or by thermochemical cycles. For designing this device several configurations were studied, including several reflectors thickness, to achieve the desired parameters, the transmutation of nuclear waste and the production of 100 MW of thermal power. In this paper new studies performed on deep burn in-core fuel management strategy for LWR waste are presented. The fuel cycle on TADSEA device has been analyzed based on both: driven and transmutation fuel that had been proposed by the General Atomic design of a gas turbine-modular helium reactor. The transmutation results of the three fuel management strategies, using driven, transmutation and standard LWR spent fuel were compared, and several parameters describing the neutron performance of TADSEA nuclear core as the fuel and moderator temperature reactivity coefficients and transmutation chain, are also presente

    Census of HII regions in NGC 6754 derived with MUSE: Constraints on the metal mixing scale

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    We present a study of the HII regions in the galaxy NGC 6754 from a two pointing mosaic comprising 197,637 individual spectra, using Integral Field Spectrocopy (IFS) recently acquired with the MUSE instrument during its Science Verification program. The data cover the entire galaxy out to ~2 effective radii (re ), sampling its morphological structures with unprecedented spatial resolution for a wide-field IFU. A complete census of the H ii regions limited by the atmospheric seeing conditions was derived, comprising 396 individual ionized sources. This is one of the largest and most complete catalogue of H ii regions with spectroscopic information in a single galaxy. We use this catalogue to derive the radial abundance gradient in this SBb galaxy, finding a negative gradient with a slope consistent with the characteristic value for disk galaxies recently reported. The large number of H ii regions allow us to estimate the typical mixing scale-length (rmix ~0.4 re ), which sets strong constraints on the proposed mechanisms for metal mixing in disk galaxies, like radial movements associated with bars and spiral arms, when comparing with simulations. We found evidence for an azimuthal variation of the oxygen abundance, that may be related with the radial migration. These results illustrate the unique capabilities of MUSE for the study of the enrichment mechanisms in Local Universe galaxies.Comment: 13 pages, 7 Figurs, accepted for publishing in A&

    Sensitivity and representativeness of One-Health surveillance for diseases of zoonotic potential at health facilities relative to household visits in rural Guatemala

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    Most human and animal disease notification systems are unintegrated and passive, resulting in underreporting. Active surveillance can complement passive efforts, but because they are resource-intensive, their attributes must be evaluated. We assessed the sensitivity and representativeness of One-Health surveillance conducted at health facilities compared to health facilities plus monthly household visits in three rural communities of Guatemala. From September 2017 to November 2018, we screened humans for acute diarrheal, febrile and respiratory infectious syndromes and canines, swine, equines and bovines for syndromic events or deaths. We estimated the relative sensitivity as the incidence rate ratio of detecting an event in health facility surveillance compared to household surveillance from Poisson models. We used interaction terms between the surveillance method and sociodemographic factors or time trends to assess effect modification as a measure of relative representativeness. We used generalized additive models with smoothing splines to model incidence over time by surveillance method. We randomized 216 households to health facility surveillance and 198 to health facility surveillance plus monthly household visits. Health facility surveillance alone was less sensitive than when combined with household surveillance by 0.42 (95% CI: 0.34, 0.53), 0.56 (95% CI: 0.39, 0.79), 0.02 (95% CI: 0.00, 0.10), 0.28 (95% CI: 0.15, 0.50) and 0.22 (95% CI: 0.03, 0.92) times for human acute infections, human severe acute infections, and deaths in canines, swine and equines, respectively. Health facility surveillance alone underrepresented Spanish speakers (interaction p-value = 0.0003) and persons in higher economic assets (interaction p-values = 0.0008). The trend in incidence over time was different between the two study groups, with a larger decrease in the group with household surveillance (all interaction p-values <0.10). Surveillance at health facilities under ascertains syndromes in humans and animals which leads to underestimation of the burden of zoonotic disease. The magnitude of under ascertainment was differentially by sociodemographic factors, yielding an unrepresentative sample of health events. However, it is less time-intensive, thus might be sustained over time longer than household surveillance. The choice between methodologies should be evaluated against surveillance goals and available resources
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