Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 30221-30240 of 98912
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(Wiley, 2020)Background-—People living with HIV have an increased risk of left ventricular diastolic dysfunction (LVDD) and heart failure. HIVassociated LVDD may reflect both cardiomyocyte and systemic metabolic derangements, but the ...
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(Wiley, 2020)Introduction Total knee arthroplasty (TKA) can improve knee function in the general population, but challenges arise for TKA use in haemophilic patients (HPs). Aim This study aimed to evaluate the midterm clinical ...
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(IEEE Computer Society, 2020)
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(Institute of Electrical and Electronics Engineers (IEEE), 2020)Although extreme natural disasters have occurred all over the world throughout history, power systems planners do not usually recognize them within network investment methodologies. Moreover, planners had historically ...
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(MDPI, 2020)A novel adaptive high starting torque (HST) scalar control scheme (SCS) for induction motors (IM) is proposed in this paper. It uses a new adaptive-passivity-based controller (APBC) proposed herein for a class of nonlinear ...
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(Elsevier, 2020)In this article we present a new characterization of inverse M-matrices, inverse row diagonally dominant M-matrices and inverse row and column diagonally dominant M-matrices, based on the positivity of certain inner products.
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(Wiley, 2020)Aquatic animals often display physiological adjustments to improve their biological performance and hydrosaline balance in saline environments. In addition to energetic costs associated with osmoregulation, oxidative stress, ...
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(Elsevier, 2020)In order to determine the possible non-covalent influence of the alkali metal cation on the electrooxidation of 1-heptanol on gold in alkali metal hydroxides, 0.1 M MOH solutions, where M = Li, Na, K, Rb, and Cs, have been ...
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(Taylor & Francis, 2020)Stridulation is a type of communication in which a mechanical signal is emitted by the friction of two rigid structures. Stridulation is present in kissing bugs (Reduviidae: Triatominae), where the friction of the proboscis ...
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(Elsevier, 2020)We examine a model of supply chain contracting with a purchaser that desires to acquire as much of a product as possible at as low a price as possible. The supplier in our model has private information about its limited ...
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(Elsevier, 2020)The duration of a victim's incapacity for work is a factor in sentencing for violent crimes in countries that are heirs to eighteen-century European penal codes. In this article, we consider pitfalls of this criterion. A ...
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(Universidad Autónoma Metropolitana de Iztapalapa, 2020)In the last years, the demand for natural products has increased. Different cacti species has demonstrated to be a source for the biosynthesis of secondary metabolites, as is the case of Coryphantha macromeris (Engelm.) ...
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(BMC, 2020)Background: The phased withdrawal of oral polio vaccine (OPV) and the introduction of inactivated poliovirus vaccine (IPV) is central to the polio ‘end-game’ strategy. Methods: We analyzed the cost implications in Chile ...
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(Universidad de Chile, 2019)Este documento presenta los resultados de aplicar la metodología de ingeniería de negocios (Barros, 2015) sobre el proceso de identificación de mejoras en los procesos operacionales de Enel Distribución Chile. El quehacer ...
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(Universidad de Chile, 2019)Diversos estudios muestran que los clientes esperan que su proveedor de servicios de telecomunicaciones responda oportunamente ante algún incidente con sus servicios. Ante esto, post venta es una instancia importante en ...
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(Universidad de Chile, 2019)Las redes sociales han producido un cambio en la forma como las personas se comunican, interactúan y obtienen información. Ya que, sin ser un medio que reemplace los medios tradicionales, las redes sociales logran situarse ...
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(Universidad de Chile, 2019)Tanto la industria naviera como la minera comparten comportamientos comerciales que se caracterizan por una frecuente volatilidad en los precios, ciclos comerciales fuertes e intensidad de capital. La gestión de riesgos ...
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(Universidad de Chile, 2019)Las empresas líderes de la industria inmobiliaria están cambiando radicalmente la oferta de productos para ajustarse a un escenario de escasez de terreno y aumento el precio de los suelos. En los mercados maduros se han ...
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(Universidad de Chile, 2019)El principal objetivo de este informe es el desarrollo de un plan de negocios que permita internacionalizar productos relacionados al Diseño Universal para el Aprendizaje (DUA) en Colombia. El plan de internacionalización ...
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(Universidad de Chile, 2019)Por más de 80 años la empresa donde se realizó esta tesis se ha desempeñado como una cadena de tiendas por departamento, ofreciendo diversos productos que buscan satisfacer las necesidades de sus clientes. Su compromiso ...
