Producción Académica: Envíos recientes
Mostrando publicaciones 2201-2220 de 3887
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AgSn[Bi1−xSbx]Se3: synthesis, structural characterization, and electrical behavior
(2021)Herein, we report the synthesis, characterization, and electrical properties of lead-free AgSnm[Bi1−xSbx]Se2+m (m = 1, 2) selenides. Powder X-ray diffraction patterns and Rietveld refinement data revealed that these selenides ...
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Green, yellow or black? Genetic differentiation and adaptation signatures in a highly migratory marine turtle
(2021)Marine species may exhibit genetic structure accompanied by phenotypic differentiation related to adaptation despite their high mobility. Two shape-based morphotypes have been identified for the green turtle (Chelonia ...
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Influence of provenance origin on the early performance of two sclerophyllous Mediterranean species established in burned drylands
; ; ; Carrasco-Benavides, Marcos
; ; ; (2021)
Forest restoration have had limited success due to intense and prolonged droughts in Mediterranean-type ecosystems. In this context, knowledge of growth and physiology in seedlings of different provenances can be useful ...
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Synthesis and evaluation of AlgNa-g-Poly(QCL-co-HEMA) hydrogels as platform for chondrocyte proliferation and controlled release of betamethasone
(2021)Hydrogels obtained from combining different polymers are an interesting strategy for developing controlled release system platforms and tissue engineering scaffolds. In this study, the applicability of sodium alginate-g- ...
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Effects of olympic combat sports on older adults’ health status: A systematic review
(2021)The aim of this systematic review was to analyse the studies centered on the effects of Olympic combat sports (OCS [i.e., boxing, fencing, judo, karate, taekwondo, wrestling]) on older adults’ physical-functional, ...
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The hierarchy of walking needs and the COVID-19 pandemic
(2021)More than 150 cities around the world have expanded emergency cycling and walking infrastructure to increase their resilience in the face of the COVID 19 pandemic. This tendency toward walking has led it to becoming the ...
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Levels of polychlorinated dibenzo-p-dioxins/furans (PCDD/Fs) and dioxin-like polychlorinated biphenyls (DL-PCBs) in human breast milk in Chile: A pilot study
(2021)Persistent organic pollutants (POPs) are organic compounds that resist biochemical degradation, moving long distances across the atmosphere before deposition occurs. Our goal was to provide up-to-date data on the levels ...
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Prosocialidad en preescolares: Estudio de teorías subjetivas de profesoras de educación Inicial
(2021)En edades tempranas no todos los infantes manifiestan apropiadamente una conducta prosocial, porque es necesario que interactúen con modelos y experiencias educativas sistemáticas ligadas a recibir ayuda de otros, sobre ...
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Teorías subjetivas de la convivencia escolar: ¿Qué dicen los padres?
(2021)El objetivo de este trabajo fue describir e interpretar las TS de la convivencia escolar, de un grupo de padres y madres de una escuela de educación primaria chilena. Se utilizó un muestreo teórico y se aplicaron grupos ...
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A novel computational platform for the propagation of nuclear data uncertainties through the fuel cycle code ANICCA
(2021)This paper presents the first results of a computational platform dedicated to the propagation of nuclear data covariances, all the way to fuel cycle scenario observables. Such platform, based on in-house codes developed ...
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Ecuaciones que predicen el estado de madurez: Validación en una muestra transversal para evaluar el crecimiento físico y adiposidad corporal en niños y adolescentes chilenos
(2021)Objetivo: Validar ecuaciones de regresión que predicen el estado de madurez (EM) para evaluar el crecimiento físico y adiposidad corporal de niños y adolescentes chilenos. Material y métodos: Se efectuó un estudio transversal ...
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Reference values of the body composition of young chilean soccer players
(2021)Objetivo: Analizar si la masa grasa (MG) y la masa libre de grasa (MLG) deben ser evaluadas por la edad cronológica y/o por la edad biológica, y proponer curvas para clasificar la composición corporal de jóvenes futbolistas ...
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Composición corporal en niños y adolescentes de Chile: Revisión sistemática 2010-2017
(2020)Fundamentos: la contextualización y caracterización de las técnicas utilizadas para valorar la composición corporal (CC), brinda información sobre las regiones más investigadas en determinadas poblaciones específicas. Los ...
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Relación entre adiposidad corporal y aptitud aeróbica en adolecentes de la Isla de Santiago (Cabo Verde)
(2021)Introducción: El exceso de adiposidad corporal, generalmente se considera como un factor negativo en el rendimiento de la salud. El objetivo del trabajo fue comparar los niveles de adiposidad corporal y aptitud aeróbica ...
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Índice de masa corporal versus Índice ponderal para evaluar el estado nutricional de adolescentes de altitud moderada del Perú
(2020)Introducción: La vigilancia y el monitoreo por medio de medidas antropométricas en una población específica es esencial para analizar las tendencias y prevalencias del estado nutricional. Objetivo: Determinar si el Índice ...
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Mobile applications for the management of chronic physical conditions: a systematic review
(2022)Background: Chronic physical conditions (CPC) decrease the quality of life of millions of people. In the absence of curative treatments, maintaining healthy lifestyle habits is one of the main pillars in their clinical ...
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Association of sarcopenia with incident osteoporosis: a prospective study of 168,682 UK biobank participants
(2021)Background: Sarcopenia often co-occurs with osteoporosis in cross-sectional studies. However, this association has rarely been studied in prospective studies. This study aimed to investigate the association between sarcopenia ...
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Associations between physical frailty and dementia incidence: a prospective study from UK Biobank
(2020)Background: Dementia is associated with a high burden of dependency and disability. Physical frailty (hereafter referred to as frailty) is a multisystem dysregulation that has been identified as a risk factor for dementia. ...
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Anthropometry, dietary intake, physical activity and sitting time patterns in adolescents aged 15–17 years: an international comparison in eight Latin American countries
(2020)Background: Although there is high prevalence of obesity and other cardiovascular risk factors among Latin American adolescents, there is limited evidence on dietary intake and physical activity (PA) patterns in this ...
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Elaboration of carbonated beverages with sucralose from eggplant
(2021)La berenjena (Solanum melongena L.) es una planta de fruto comestible, rico en vitaminas, minerales y compuestos fenólicos, por lo que su consumo aporta beneficios a la salud. El objetivo de este trabajo fue evaluar ...