Artículos SCOPUS: Envíos recientes
Mostrando ítems 41-60 de 474
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A Monte Carlo code for the collisional evolution of porous aggregates (CPA)
(EDP SCIENCES S A, 2023-03-29)Context. The collisional evolution of submillimeter-sized porous dust aggregates is important in many astrophysical fields.Aims. We have developed a Monte Carlo code to study the processes of collision between mass-asymmetric, ... -
V4142 Sgr: Double periodic variable with an accretor surrounded by the accretion disk's atmosphere
(EDP SCIENCES S A, 2023-02-10)Context. A detailed study of the close interacting binary V4142 Sgr, based on photometric and spectroscopic analyses, indicates that this system belongs to the enigmatic class of Algol-like variables exhibiting a long ... -
Implementación de una jornada virtual de telesalud y capacitación masiva para personas mayores chilenas y estudiantes de la salud: impacto en la cobertura
(SOC MEDICA SANTIAGO, 2023-02)Background: Aging increases the vulnerability to diseases and environmental changes such as the COVID-19 pandemic. Telehealth and tele-education are vital to prevent the deleterious effects of prolonged confinement, and ... -
ESTADO ACTUAL Y TRANSFORMACIONES DEL EMPLEO RURAL EN AMÉRICA LATINA: UN ANÁLISIS DEL CASO DE CHILE
(UNIV CONCEPCION, CAMPUS CHILLAN, 2023-10-08)El empleo rural de América Latina se ha mantenido históricamente en una situación desfavorable respecto de las áreas urbanas. Mientras los ingresos de los habitantes rurales son inferiores, el trabajo por cuenta propia, ... -
Relación entre características antropométricas, autopercepción del índice de masa corporal, condición física y hábitos alimentarios en estudiantes universitarios de salud y educación
(SOC CHILENA NUTRICION, BROMATOLOGIA & TOXICOLOGIA, 2023-02)Introducción: La etapa universitaria es un período de modificación en los estilos de vida. Los estudiantes de carreras de pedagogía y de la salud, adicionalmente, asumirán un rol de guías y modelos respecto a conductas ... -
Estudio espacializado del decaimiento de la vid en cuarteles Cabernet Sauvignon y Chardonnay*
(UNIV SANTIAGO DE CHILE, 2023-01)Las enfermedades fúngicas de la madera de la vid (EMVs) están entre los problemas fitosanitarios más dañinos en la industria vitivinícola; entre los principales síntomas observados en campo destaca una reducción drástica ... -
Viticultura andina: caracterización edafoclimática de viñedos establecidos en el Valle de Codpa
(UNIV SANTIAGO DE CHILE, 2023-01)La viticultura en Codpa se desarrolla en altura bajo un clima subtropical, donde la vid presenta una serie de problemas fisiológicos debido a la falta de frío invernal. El objetivo de este trabajo fue caracterizar ... -
Characterization of Cabernet Sauvignon from Maipo Valley (Chile) Using Fluorescence Measurement
(UNIV SANTIAGO DE CHILE, 2023-01)Virus infection in Vitis vinifera negatively impacts vineyard production and grape quality. Examples are grapevine leafroll-associated viruses (GLRaVs) and grapevine rupestris stem pitting-associated viruses (GRSPaV). We ... -
La olla y su rol en las demandas sociales en Chile (1947-2019)
(UNIV SANTIAGO DE CHILE, 2023-01)Desde el rito político del charivari como forma de protesta social, hasta la expresión ciudadana de la olla vacía durante el estallido social iniciado en octubre de 2019 en Chile, el presente artículo tiene por objetivo ... -
DNA sequencing in the classroom: complete genome sequence of two earwig (Dermaptera; Insecta) species
(SOC BIOLGIA CHILE, 2023-02-17)BackgroundDespite representing the largest fraction of animal life, the number of insect species whose genome has been sequenced is barely in the hundreds. The order Dermaptera (the earwigs) suffers from a lack of genomic ... -
Sequential epidemic-like spread between agglomerates of self-propelled agents in one dimension
(American Physical Society, 2023-10-02)Motile organisms can form stable agglomerates such as cities or colonies. In the outbreak of a highly contagious disease, the control of large-scale epidemic spread depends on factors like the number and size of agglomerates, ... -
Study of the key biotic and abiotic parameters influencing ammonium removal from wastewaters by Fe3+-mediated anaerobic ammonium oxidation (Feammox)
(Elsevier Ltd., 2023-10)The release of ammonia (as NH4+) into water bodies causes serious environmental problems. Therefore, the removal of ammonia from wastewater effluents has become a worldwide concern. New autotrophic biological alternatives ... -
Body Composition and Somatotype of Athletes in the Chilean Sport Talent Development Program
(Federación Española de Medicina del Deporte, 2023)Introduction: Determining the body composition and somatotype in sport talents provides a useful reference to improve the trajectory toward high-level competition. Objective: The aim of this study is to determine the body ... -
Burnout levels and associated factors among Intensive Care Unit workers during the first wave of the COVID-19 pandemic in Chile: A cross-sectional study
(Medwave Estudios Limitada, 2023-09-27)Introduction: The COVID-19 pandemic resulted in an unpredictable healthcare crisis with a high psychological burden on healthcare workers. Objective: To evaluate burnout levels and their associated demographics and ... -
Effects of composition and structure variables of urban trees in the reduction of heat islands; case study, Temuco city, Chile
(Elsevier BV, 2023-11)The Urban Heat Island (UHI) effect is a growing problem that has a critical impact on human thermal comfort and public health. Some strategies to reduce the UHI effect are increasing the amount of urban forest. This research ... -
Nonlinear optomechanical resonance entering a self-organized energy transfer pattern
(Chaos, Solitons and Fractals, 2023-08)The energy transfer between different subsystems or different vibration modes is always one of the most interested problems in the study of the resonance phenomena in coupled nonlinear dynamical systems. With an optomechanical ... -
Depth Completion Using Infinity Laplacian Based on Steering Positive Definite Metric Operator Plus Convolutional Stage
(Springer, Singapore, 2023-05-03)Depth completion is an important task for autonomous vehicles, video games, and many others applications. Frequently depth maps present holes or data with low confidence level. This paper is devoted to the guided depth ... -
Impact of internal structure on aggregate collisions
(Oxford University Press, 2023-09-18)Granular-mechanics simulations are used to study collisions between granular aggregates. We compare the collision outcomes for three different types of aggregate: (i) aggregates constructed by a ballistic particle–cluster ... -
Senescent Schwann cells induced by aging and chronic denervation impair axonal regeneration following peripheral nerve injury
(Wiley-Blackwell, 2023-12-07)Following peripheral nerve injury, successful axonal growth and functional recovery require Schwann cell (SC) reprogramming into a reparative phenotype, a process dependent upon c-Jun transcription factor activation. ... -
Poly(ethylene imine)-chitosan carbon dots: study of its physical-chemical properties and biological in vitro performance
(Springer New York, 2023-10-17)Carbon dots (CDs) have been quickly extended for nanomedicine uses because of their multiple applications, such as bioimaging, sensors, and drug delivery. However, the interest in increasing their photoluminescence properties ...