Browsing by Title Facultad de Ciencias Físicas y Matemáticas
Now showing items 19893-19912 of 20342
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(MDPI, 2022)Featured Application The use of mechanical metamaterials in musical instruments could be an excellent way to engineer the wood of the instrument to obtain a particular sound. It has recently been shown that the mechanical ...
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(Springer, 2023)Demand analysis is one of the cornerstones of any supply chain management system, and most of the critical operational decisions in the supply chain rely on accurate demand predictions. Although a large body of academic ...
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(IEEE, 2008)This paper reports about the development of a system supporting problem-based learning in the classroom. Its principal design principles are the combination of computer mediated and face-to-face interaction and mobility ...
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(Springer, 2019)Avian eggshell membranes are good candidates as a matrix for immobilization procedures. Chicken eggshell, a waste material available from the poultry industry as a byproduct, is a very safe and cheap raw material. While ...
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(Springer Verlag, 2018)We present the results from a 90-min session in which 196 fourth grade students from 13 classes from 11 schools performed a series of engaging, hands-on activities. These four activities were designed to help students ...
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(INFOR, UNIV TORONTO PRESS, JOURNALS, 2008-11)Over the years, Operational Research (OR) has been used extensively to support the forest products industry and public forestry organizations (e.g., governments, environmental protection groups) in their respective ...
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(MDPI, 2018)Knowledge of the mental workload induced by a Web page is essential for improving users' browsing experience. However, continuously assessing the mental workload during a browsing task is challenging. To address this issue, ...
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(Elsevier, 2016-11)The introduction in 2007 of a new public transport system in Santiago, Chile, brought to us an unexpected gift: the availability of Big Data; massive amounts of passive data obtained from technological devices installed ...
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(2007)This article presents models of random fields with continuous univariate distributions that are defined by simple operations on stationary or intrinsic Gaussian fields. Realizations of these models can be conditioned to a ...
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(2016)We present an analysis of the gas-phase oxygen abundances of a sample of 28 galaxies in the local Universe (z < 0.02) hosting Type Ia supernovae (SNe Ia). The data were obtained with the 4.2 m William Herschel Telescope. ...
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(MDPI AG, 2018)The Weather Research and Forecasting (WRF) model has been successfully used in weather prediction, but its ability to simulate precipitation over areas with complex topography is not optimal. Consequently, WRF has problems ...
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(Universidad de Chile, 2012)El principal coste en la industria biotecnológica se produce en I+D, alcanzando un 53% de los ingresos en USA y 63% en Europa (1997-1999). Esto se explica por la complejidad de las técnicas utilizadas, como en algunos ...
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(Universidad de Chile, 2008)El uso de aislación sísmica ha sido efectivo en el control de la respuesta de edificios; la experiencia con un edificio de la Comunidad Andalucía así lo ratifica. Este edificio, de vivienda social, es de 4 pisos, tiene una ...
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(Universidad de Chile, 2018)El presente trabajo consistió en evaluar los desempeños de las tronaduras realizadas en el desarrollo horizontal del Proyecto Mina Chuquicamata Subterránea, con el fin de determinar las ventajas existentes al pasar de un ...
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(Universidad de Chile, 2006)El presente trabajo de título pretende estudiar el comportamiento de las principales propiedades de los morteros de cemento con adición de escoria de cobre en reemplazo de porcentaje en peso de cemento Portland. Entre ...
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(Universidad de Chile, 2021)La larga sequía experimentada en Chile ha impactado fuertemente a diversos sectores de la industria nacional, por lo cual se han tenido que buscar soluciones tanto en la optimización de procesos, como en la obtención del ...
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(Universidad de Chile, 2019)La Administradoras de Fondo de Pensión o AFP están encargadas de administrar el ahorro previsional obligatorio, lo que realizan a través de cinco multifondos con distintos niveles de riesgo y retorno. Al 31 de Diciembre ...
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(Universidad de Chile, 2014)Las mediciones sobre elementos estructurales cuentan actualmente con una gran variedad de técnicas de monitoreo, donde los métodos más utilizados para determinar desplazamientos y deformaciones son sensores del tipo LVDT ...
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(Universidad de Chile, 2010)El objetivo general del presente trabajo de título es comparar las herramientas de microsimulación de tráfico AIMSUN y PARAMICS tanto en aspectos teóricos como en la aplicación de estrategias de control de tránsito para ...
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(Universidad de ChileCyberDocs, 2010)
