2,437 research outputs found

    Access and Functional Needs Community

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    The Access and Functional Needs population is oftentimes either not ready for a natural emergency, or agencies who provide resources at shelters are not prepared with enough resources for them. Aging and Adult services in Monterey county joined with the Office of Emergency Services are joining forces to make sure that they understand and are ready to meet the needs of this specific population to provide the care needed in case of a natural disaster. The project concentrated in getting accurate community data in order to understand the volume of need for this population. The results showed not only information about overall access and functional needs population, but also information based on the county region

    A model for the percolation effect in the magnetic susceptibility of HTSC composites

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    A simple model is proposed to explain the nature of the screening properties of superconducting composites. The percolation effect in the susceptibility and the maximum in shielding efficiency are interpreted as a consequence of the encapsulation of nonsuperconducting areas by the superconducting material. A three dimensional simulation based on site-bond percolation theory was conducted to test this model, using the calculated fraction of bonds that become superconducting at low temperatur

    Establishment of Arbuscular Mycorrhizal Fungi (AMF) on micropropagated teak (Tectona grandis L. F.)

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    Improvement of root production and ability to establish mycorrhizas from different Arbuscular Mycorrhizal Fungi (AMF) inoculum sources on two micropropagated teak (Tectona grandis L. f.) clones was examined at the acclimatisation phase. Teak shoots were maintained on a multiplication medium containing Murashige and Skoog (MS) nutrients and organics, 30 g L-1 sucrose, 0.5 μM benzyl amino purine, 0.5 μM kinetin, 2.5 g L-1 agar, 2.5 g L-1 gelrite and pH 5.8. After 35 days shoots were exposed to a rooting medium (RM) containing ¼ strength MS macronutrients, ½ strength MS iron, full strength MS micronutrients, and 20 g L-1 sucrose, 2.5 g L-1 agar, 2.5 g L-1 gelrite and pH 5.5. This RM was supplemented with indole-3-butyric acid (IBA) ranging between 0 – 160 μM to evaluate the most suitable IBA concentration for producing roots without affecting survival and growth in soil. Minimum and maximum times of exposure to IBA were also examined for periods from 4 to 28 days. Rooting in vitro, using soils made by combining sand:perlite (1:1, v/v), sand:peat (1:1, v/v), sand:peat:perlite (1:1:1, v/v/v) and agar, were also investigated as mycorrhization in vitro was pursued. Rooted teak plants were inoculated with isolated AMF spores, or inoculum product, or soil-based inoculum. It was determined that exposure to IBA between 40 and 80 μM for 8 days, followed by transfer to RM without IBA for another 14 to 28 days, induced the most roots. Higher auxin concentrations (160 μM) did not produce more roots but decreased survival after transfer to soil. Rooting in vitro using pasteurised soils produced rooted plantlets with shorter roots than those produced on a solidified agar medium, but the plants were small and the roots did not develop so rooting ex vitro was adopted. Plants grown in inoculum comprising isolated spores showed significant differences in growth, although there were no visible features of AMF establishment. Similarly, plants grown with an unprocessed inoculum product showed hyphal development, but there were no arbuscules or vesicles evident. In contrast, 100% of the plants grown in an Australian organic farming soil treatment were colonized with AMF, and arbuscules, vesicles, spores and intra and extraradical hyphae formed. The latter plants were taller and had larger root surface areas than the other treatments after 20 weeks of acclimatisation. Surprisingly, mycorrhization was achieved despite a reasonable level of phosphorus in the soil. Variation in clone responses was also recorded. One of the clones, T201, showed a low multiplication rate and was less responsive to all treatments. Early mycorrhization of teak plantlets might provide advantages when transferring the plantlets to the field; for example early mycorrhization might reduce transplant shock, reduce the need for inorganic fertilizers, and the extraradical mycelium could help populate the soil with AMF. Increased growth and root area found in this research cannot be solely explained by mycorrhizal establishment; it could also be a result of nutrients in the soil. Standardised rooting and mycorrhization protocols were developed for teak, but these could also be applied or adapted for other forest trees

    Gas flow pattern in the freeboard above a bubbling fluidised bed

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    Syphilitic Aortic Aneurysm in a Young HIV-Infected Man: Case Presentation

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    We describe the case of a young HIV-positive man who presented to the emergency room in hypovolemic shock. During subsequent evaluation, we documented a huge aortic aneurysm consistent with tertiary syphilis. The final autopsy demonstrated the extent of cardiovascular compromise caused by this aneurysm

    “Dos modelos para evaluar los efectos de la cercanía de la luna sobre la frecuencia de nacimientos. Estudio en población mexicana”.

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    Desde épocas antiguas la luna es relacionada con la fertilidad. Diversos estudios intentaron asociar al astro y la frecuencia de los nacimientos, sin obtener resultados concluyentes. En otras especies animales la influencia que ejerce este satélite es clara y significativa. Objetivo. Establecer la relación luna - nacimientos mediante dos modelos analíticos. Estudio ambilectivo, observacional y descriptivo, utilizando 25,152 registros de nacimientos (enero 2009 - junio 2013). El modelo clásico realiza comparativas de nacimientos entre los periodos lunares (prueba T-Student y ANOVA). El segundo modelo afronta la cercanía de la luna mediante el porcentaje de luminosidad (eje X) y la frecuencia de nacimientos (eje Y). El punto de inflexión de la curva fue calculado mediante la fórmula x = [ln (1/ ebx)]/ ebx. Resultados. Se estudiaron 25,152 nacimientos. La edad gestacional promedio fue 38.96 semanas. Media de nacimientos: 93.9. Con el nuevo modelo se obtuvo una estimación curvilínea de concavidad hacia abajo y de crecimiento (p = 0.000*, 95% IC). El punto medio de inflexión de la curva fue 41.52%, los puntos de inflexión laterales fueron al 5% y 96%. La función polinómica de la curva fue y = 0.06x2 – 6.33x + 199.18, para la función de crecimiento fue y = 82.02 ·1x Discusión y conclusiones. Como en otros ensayos, el modelo clásico aportó resultados poco significativos; sin embargo, el segundo modelo muestra evidencia que el perigeo lunar (luminosidad 0-5% y 96-100%), genera una influencia positiva sobre el número de nacimientos, probablemente resultado del efecto Tidal. En productos prematuros el incremento sólo se observa durante luna llena (p=0.056- ,95% IC)

    Integrating Content and Language to increase motivation and foster self-direction in language learning

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    80 páginas incluye diagramasThe Colombian Ministry of Education demands effective results in improving language levels to strengthen students’ communication skills in its “Programa de Fortalecimiento en Lengua Extranjera”, however teacher-researchers have confronted many problems during the process of facilitating the learning of English as a foreign language, particularly situations regarding the learners’ motivation towards the language, one of the most influential factors in any language learning process. For this reason, the study “Integrating Content and Language to increase motivation and foster self-direction in language learning” aims at improving student motivation in the foreign language learning by integrating content and language. This research project is also an attempt to foster self-directed language learning by implementing some strategies such as setting learning goals and collaborative work

    Formação integrada: uma experiência, exposição temporária "art déco", 1925, Museu Calouste Gulbenkian

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    Relatório de Estágio apresentado para cumprimento dos requisitos necessários à obtenção do grau de Mestre em MuseologiaO relatório tem o objectivo de descrever as actividades acompanhadas e desenvolvidas durante o estágio do mestrado em Museologia, no Museu Calouste Gulbenkian no âmbito da exposição temporária “Art Déco, 1925”. O relatório começa com uma caracterização da instituição dando particular relevo ao enquadramento histórico, carácter vanguardista, das linhas programáticas, na área da cultura, da Fundação Calouste Gulbenkian e, do programa museológico do Museu Calouste Gulbenkian. Apresenta uma breve abordagem conceptual do objecto do estágio – a exposição e, revela as dificuldades práticas sentidas na execução das tarefas durante a fase de preparação da exposição e as iniciativas pessoais desenvolvidas. Termina com uma reflexão global do estágio e algumas considerações sobre aspectos avaliativos da exposição em contexto museológico

    Editorial

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