Artículos Científicos: Envíos recientes
Mostrando publicaciones 2321-2340 de 3929
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Desulfurization of vulcanized rubber particles using biological and couple microwave-chemical methods
(2021)Currently, recycling or degradation treatments for tires are an enormous challenge. Despite efforts to dispose of or recycle it, rubber waste is increasing year by year worldwide. To create a rubber-recycling system, several ...
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Semiparametric additive beta regression models: Inference and local influence diagnostics
(2021)In this paper, we study a semiparametric additive beta regression model using a parameterization based on the mean and a dispersion parameter. This model is useful for situations where the response variable is continuous ...
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El desafío de ser profesor universitario en tiempos de la COVID-19 en contextos de desigualdad
(2020)Se reflexiona sobre lo que significa ser profesor universitario en tiempos de la COVID-19 y en contextos de desigualdad, tal es el caso de Chile y Honduras, países de donde provienen los autores de este editorial.
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Concepciones de los formadores de profesores a partir de la COVID-19. Un estudio comparativo en tres regiones de Chile
(2021)Las instituciones de educación superior han cerrado temporalmente a causa de la pandemia COVID-19 y han dejado de operar presencialmente provocando múltiples cambios en la formación de profesores, lo que ha desplegado una ...
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Healthy eating recommendations: Good for reducing dietary contribution to the body’s advanced glycation/lipoxidation end products pool?
(2021)The present review aims to give dietary recommendations to reduce the occurrence of the Maillard reaction in foods and in vivo to reduce the body’s advanced glycation/lipoxidation end products (AGE/ALE) pool. A healthy ...
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The effects of whole-body muscle stimulation on body composition and strength parameters: A protocol for systematic review and meta-analysis
(2021)Background: This study will analyze the effect of Whole Body Electromyostimulation (WB-EMS) in strength and body composition outcomes in adult population. Methods: This study will search the following electronic databases ...
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Bibliometric analysis of COVID-19 editorial materials in the beginning stage of the pandemic
; ; Vega-Arce, Maribel
; ; ; (2021)
Editorial materials express the opinions of the scientific community and guides the publication foci; thus, providing insight into the dynamics of the knowledge ecosystem in a scenario that impacts innovation and public ...
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Cuidados para el manejo de delirio en Unidades de Paciente Crítico: una revisión integrativa
(2021)Objetivo: analizar en la evidencia bibliográfica los aspectos que influyen en el desarrollo del delirio, manejo, evaluación objetiva para su pesquisa y los cuidados relacionados a la promoción y prevención de éste en los ...
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Receptor for advanced glycation end-products axis and coronavirus disease 2019 in inflammatory bowel diseases: A dangerous liaison?
Rojas, Armando; ; ; ; (2021)
Compelling evidence supports the crucial role of the receptor for advanced glycation end-products (RAGE) axis activation in many clinical entities. Since the beginning of the coronavirus disease 2019 pandemic, there is an ...
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Low fruit set in an endangered tree: pollination by exotic bumblebees and pollen resource for relictual native bees
(2021)Many endangered plants are susceptible to pollination failure due to their rareness. We studied the threatened Chilean tree Legrandia concinna (Myrtaceae) with melittophilous pollen-only flowers and the pollen loads of ...
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El carácter intrínseco del infinito en Duns Escoto como condición de una comprensión trascendental del ser
Guerrero Troncoso, Hernán (2021)
El presente trabajo pretende poner en evidencia, de acuerdo con la distinción entre el primer y el segundo inicio de la metafísica que identifica L. Honnefelder, los presupuestos ontológicos que subyacen al pensamiento de ...
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Effects of neuromuscular training on psychomotor development and active joint position sense in school children
(2022)As psychomotor development occurs in a specific social context, the environment in which a child is reared is important. The randomized study involved forty-five school children between 8 and 10 years. They were assigned ...
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Computational study on temperature driven structure–function relationship of polysaccharide producing bacterial lycosyl transferase enzyme
(2021)Glycosyltransferase (GTs) is a wide class of enzymes that transfer sugar moiety, playing a key role in the synthesis of bacterial exopolysaccharide (EPS) biopolymer. In recent years, increased demand for bacterial EPSs has ...
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Life cycle assessment for hydrothermal carbonization of urban organic solid waste in comparison with gasification process: A case study of Southern Chile
(2021)Most developing countries lack sufficient legal and management infrastructure to dispose of urban solid waste (USW). The continuous increase of USW generation requires evaluating different treatments for developing countries ...
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Evaluation of bed depth reduction, media change, and partial saturation as combined strategies to modify in vertical treatment wetlands
(2021)The aim of this work was to evaluate the performance of vertical subsurface flow treatment wetlands (VSSF TWs) for treating rural domestic wastewater when strategies such as bed depth reduction and media change are used ...
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Genotoxicity of oxidative stress and UV-B radiation in Antarctic vascular plants
(2021)For plants, reactive oxygen species (ROS) and ultraviolet B radiation (UV-B) stand out as important genotoxic agents. Hence, the genetic damage among the Antarctic vascular flora, whose individuals frequently experience ...
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La dicotomía entre política y derecho y la designación de los jueces en Chile
(2021)En el presente trabajo analizaremos la independencia externa de los jueces, a la luz del principio de independencia e imparcialidad del juez, tomando en consideración las normas expresas de la Constitución Política, ...
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An SIR-type epidemiological model that integrates social distancing as a dynamic law based on point prevalence and socio-behavioral factors
; Cordova-Lepe, Fernando; ; (2021)
Modeling human behavior within mathematical models of infectious diseases is a key component to understand and control disease spread. We present a mathematical compartmental model of Susceptible–Infectious–Removed to ...
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Effect of missing data on short time series and their application in the characterization of surface temperature by detrended fluctuation analysis
(2021)Climate change is deeply impacting the society on different scales. Decision making becomes a complex task when, in adverse weather conditions, the meteorological records show missing data due to failures of measuring ...
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Del determinismo a la agencia: relatos de estudiantes egresados de enseñanza media técnico profesional que acceden a la universidad
; ; Schilling Lara, Caroll Alejandra (2021)
Este artículo tiene como propósito aportar a la compresión de la experiencia educativa de egresados de la enseñanza media técnico profesional que cursan estudios en tres universidades regionales del Consejo de Rectores de ...