Artículos: Envíos recientes
Mostrando ítems 541-560 de 4223
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“El multiverso de la lectura en pantallas”. Espacios alternativos y nuevas habilidades lectoras en los actuales entornos digitales
Este artículo surge de la tesis Lectura en pantallas: prácticas de lectura en soportes digitales desde la mirada de los adolescentes para la Maestría en Tecnología Educativa de la Universidad de Buenos Aires (Argentina). ... -
- Docencia-investigación-extensión: aprendizajes metodológicos y éticos con cuidadores de personas mayores en Colombia
El artículo se centra en la memoria metodológica y la forma en que se construyó la relación docencia, investigación y extensión del proceso investigativo-formativo realizado por la Facultad de Ciencias Sociales y Humanas ... -
Alteraciones psicológicas y su impacto en el desempeño académico de estudiantes de educación media durante el período de confinamiento
La COVID-19 ha repercutido en ámbitos económicos, culturales, políticos, educativos, familiares y personales debido a las estrategias implementadas para detener su propagación. Ante este panorama, el objetivo fue analizar ... -
Abundancia y libertad.Una historia medioambiental de las ideas políticas (Pierre Charbonnier)
Traducción del francés al español de Luis Alfonso Paláu-Castaño «Durante el tiempo que se necesitó para escribir este libro, el sitio de observación estadounidense de Mauna Loa, en Hawái, indica que la concentración de CO2 ... -
Buenas Prácticas Pedagógicas y Curriculares
(2022-07-19)Esta memoria recoge las postulaciones de las buenas prácticas pedagógicas y curriculares de pregrado y de posgrado realizadas por cada una de las facultades de la Universidad de Medellín, que se erigen como una muestra ... -
Women's (In)Visibility and Representation in the Framework of the Colombian Armed Conflict: Analysis through Semana's News Coverage between 1995-2014 [La (in)visibilización y representación de la mujer en el marco del conflicto armado colombiano: Un análisis a través de estudio de la cobertura informativa de la revista Semana entre 1995-2014]
(Universidad de La SabanaComunicación y Relaciones CorporativasFacultad de Comunicación, 2021)This article addresses women's representation during the Colombian armed conflict by analyzing the coverage given by Colombia's longest-running news magazine Semana. The research work involved going through every number ... -
Valorization of potato peels and eggshells wastes: Ca-biocomposite to remove and recover phosphorus from domestic wastewater
(Elsevier LtdCiencias BásicasFacultad de Ciencias Básicas, 2022)Potato peel (PP) waste are generated in huge quantities, causing environmental pollution and health problems. Therefore, obtaining value-added products from PP is a current research challenge. In this work, novel ... -
UVC inactivation of MS2-phage in drinking water – Modelling and field testing
(Elsevier LtdIngeniería AmbientalFacultad de Ingenierías, 2021)UVC disinfection has been recognised by the WHO as an effective disinfection treatment to provide decentralized potable water. Under real conditions there are still unknowns that limit this application including the influence ... -
Use of biochar from rice husk pyrolysis: assessment of reactivity in lime pastes
(Elsevier LtdIngeniería AmbientalFacultad de Ingenierías, 2021)Biochar has unique properties such as its porous structure, specific surface area, and stable chemical properties. The rice husk is characterized by its high content of silica, and that during the pyrolysis process it ... -
Validating the Coronavirus Anxiety Scale in a Colombian sample
(RoutledgePsicologíaFacultad de Ciencias Sociales y Humanas, 2021)The present instrumental study evaluated the psychometric properties of the Coronavirus Anxiety Scale with 421 Colombian adults in full lockdown of coronavirus. The reliability was excellent, obtained through the Cronbach’s ... -
Walking and foraging activity of Acromyrmex subterraneus molestans (Hymenoptera: Formicidae) at different temperatures
(John Wiley and Sons IncAdministración de AgronegociosIngeniería AmbientalFacultad de IngenieríasFacultad de Ciencias Económicas y Administrativas, 2022)Acromyrmex subterraneus molestans (Hymenoptera: Formicidae) is a leaf-cutting ant species found in the Brazilian Cerrado and the Atlantic Forest and causes serious damages to cultivated plants. Knowledge about its foraging ... -
Whitehead's idealism on a realistic basis
(Taylor and FrancisDerechoFacultad de Derecho, 2021)Whitehead invariably described his own philosophy as 'organic philosophy' and at the same time understood it as an 'atomic theory of actuality.' Hegel's and Whitehead's philosophies are both forms of metaphysical thinking ... -
Understanding the role of territorial factors in the large-scale hydropower business sustainability: A systematic literature review
(Elsevier LtdAdministración de EmpresasFacultad de Ciencias Económicas y Administrativas, 2021)Over the last decade, the rapid expansion of hydroelectric power generation has required an intense collaboration process between stakeholders. These relationships between the primary stakeholders – governments and large ... -
Unraveling the Ca–P species produced over the time during phosphorus removal from aqueous solution using biocomposite of eggshell-palm mesocarp fiber
(Elsevier LtdCiencias BásicasFacultad de Ciencias Básicas, 2022)Phosphorus (P) adsorption from aqueous solutions is usually evaluated by monitoring the P concentration and employed kinetic models. In this work, three adsorbents obtained from eggshell (ES) and eggshell mixed with palm ... -
Unveiling educational patterns at a regional level in Colombia: data from elementary and public high school institutions
(Elsevier LtdIngeniería de SistemasFacultad de Ingenierías, 2021)Even though the field of Learning Analytics (LA) has experienced an expressive growth in the last few years. The vast majority of the works found in literature are usually focusing on experimentation of techniques and ... -
Unpacking b corps’ impact on sustainable development. An analysis from structuration theory
(MDPINegocios InternacionalesFacultad de Ciencias Económicas y Administrativas, 2021)With Our Common Future and the United Nation’s global call to implement the Sustainable Development Goals (SDGs) in 2030, public policies increasingly emphasise the need for various actors to contribute to a global ... -
Two-dimensional Weyl points and nodal lines in pentagonal materials and their optical response
(Royal Society of ChemistryCiencias BásicasFacultad de Ciencias Básicas, 2021)Two-dimensional pentagonal structures based on the Cairo tiling are the basis of a family of layered materials with appealing physical properties. In this work we present a theoretical study of the symmetry-based electronic ... -
Tuning Magnetic Order in CrI3 Bilayers via Moiré Patterns
(John Wiley and Sons IncCiencias BásicasFacultad de Ciencias Básicas, 2022)Commensurable twisted bilayers can drastically change the magnetic properties of chromium trihalide layered compounds, which opens novel opportunities for tuning magnetic states through layer rotations. Here, a mathematical ... -
Understanding the Olefin Polymerization Initiation Mechanism by Cr(III)/SiO2 Using the Activation Strain Model
(American Chemical SocietyCiencias BásicasFacultad de Ciencias Básicas, 2022)In this work, we computationally analyze the effect of the strain at the Cr(III) sites of a Cr(III)/SiO2 catalyst in the ethylene polymerization initiation considering two possible pathways: ethylene C–H activation and ... -
Understanding the removal of an anionic dye in textile wastewaters by adsorption on ZnCl2activated carbons from rice and coffee husk wastes: A combined experimental and theoretical study
(Elsevier LtdCiencias BásicasFacultad de Ciencias Básicas, 2021)Activated carbons have been prepared from rice husk (RH) and coffee husk (CH) using ZnCl2 as activating agent. These materials were characterized by thermogravimetric and elemental analysis, infrared spectroscopy (FTIR), ...