Browsing by Title Facultad de Ciencias Físicas y Matemáticas
Now showing items 2366-2385 of 20579
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(Universidad de Chile, 2021)La segregación de género en educación es un área que cuenta con un importante cuerpo de estudios que busca comprender esta problemática, entendiendo las ineficiencias sociales y las dificultades personales que produce en ...
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(Elsevier, 2017)In this study, polycaprolactam (PA6) nanocomposites with thermally reduced graphene oxide (TrGO) and carbon nanotubes (CNTs) were prepared by melt blending with the aim of obtaining films with improvements in permeability ...
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(Elsevier, 2017)In this study, polycaprolactam (PA6) nanocomposites with thermally reduced graphene oxide (TrGO) and carbon nanotubes (CNTs) were prepared by melt blending with the aim of obtaining films with improvements in permeability ...
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(EDP Sciences, 2013)We report a detection of the baryon acoustic oscillation (BAO) feature in the three-dimensional correlation function of the transmitted flux fraction in the Lyα forest of high-redshift quasars. The study uses 48 640 quasars ...
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(American Geophysical Union, 2020)The south central Chilean margin regularly produces many of the world's largest earthquakes and tsunami, including the 2010 Mw 8.8 Maule and 1960 Mw 9.5 Valdivia events. In 2017, we acquired seismic reflection data along ...
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(Elsevier, 2016)The origin of spatial variations in the geochemical characteristics of volcanic rocks erupted in the Andean Southern Volcanic Zone (SVZ) has been studied by numerous researchers over the past 40 years. Diverse interpretations ...
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(Universidad de Chile, 2020)Cada vez más, las empresas se enfrentan a demandas de rentabilidad, calidad y tecnología que contribuyan al desarrollo sostenible dentro del mercado. Un sistema de gestión eficiente y eficaz le puede ayudar a convertir ...
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(Universidad de Chile, 2011)Gran variedad de procesos industriales basados en reacciones catalizadas químicamente han sido reemplazados durante las últimas décadas por procesos biotecnológicos que involucran enzimas. En particular, el uso de enzimas ...
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(Universidad de Chile, 2019)Debido a las consecuencias provocadas por catástrofes naturales y/o por el deterioro progresivo de la red de puentes del país, es necesario implementar sistemas de monitoreo en tiempo real que permitan evaluar la su salud ...
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(Universidad de Chile, 2018)Estudiamos el problema de bases de peso mínimo en matroides en un contexto donde los pesos en los elementos son inciertos. Inicialmente, para cada elemento $e$ de una matroide $(E,\I)$ se conocerá un conjunto no vacío $A_e ...
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(Universidad de Chile, 2015)El presente trabajo de título tuvo como objetivo proponer las bases para la realización de un plan estratégico con el fin de establecer las condiciones necesarias para la detección de los jóvenes talentos deportivos del ...
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(Universidad de Chile, 2017)El presente trabajo busca desarrollar una base teórica que respalde los avances de la ingeniería hacia una alternativa más ecológica y sustentable. A partir del diagnóstico de una crisis socioambiental, se proponen cambios ...
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Basic parameters of three star clusters in the Small Magellanic Cloud: Kron 11, Kron 63 and NGC 121 (BLACKWELL, 2008-11-11)We present observations for three star clusters, Kron 11, Kron 63 and NGC 121, in the Small Magellanic Cloud. We have studied their structure and derived their fundamental parameters by means of their luminosity functions, ...
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(European Economic Association, 2013-02)Publicprivate partnerships (PPPs) have been justified because they release public funds or save on distortionary taxes. However, the resources saved by a government that does not finance the upfront investment are offset ...
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(Soc Economic Geologists, 2016)The Imiter Ag-Hg deposit is located in the Precambrian volcano-sedimentary formations of the Saghro inlier (eastern part of the Anti-Atlas Mountains, Morocco). The orebodies consist of northeast-southwest to east-west veins ...
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(Society of Economic Geologists, 2017)
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(Elsevier, 2012-01)A mathematical model is presented for the kinetically controlled synthesis of cephalexin that describes the heterogeneous reaction–diffusion process involved in a batch reactor with glyoxyl-agarose immobilized penicillin ...
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(Elsevier Ltd, 2019)This article presents a holistic framework for the design, implementation and experimental validation of Battery Management Systems (BMS) in rotatory-wing Unmanned Aerial Vehicles (UAVs) that allows to accurately (i) ...
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(ELSEVIER, 2006-02-01)The north-facing Bay of Tongoy in central Chile is flanked by topographic highs in the west and east. During the Miocene and Pliocene, the bay extended inland at least 30 kin farther south than a present. It was filled ...
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(2005-11)In this letter, Bayes-based confidence measure (BBCM) in speech recognition is proposed. BBCM is applicable to any standard word feature and makes use of information about the speech recognition engine performance. In ...