Listar Investigación y Desarrollo por título
Mostrando ítems 2321-2340 de 5695
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Formation pathways of complex organic molecules: OH•projectile colliding with methanol ice mantle (CH3OH)10 (2020)
(EDP Sciences, 2020-09-01)In this article, we simulated the collisions of an OH• projectile impacting on a methanol cluster formed by ten units of methanol to mimic an ice mantle (CH3OH)10. The chemical processes occurring after the impact were ... -
Note
Forms of constructivism and forms for constructivism (2020)
(Vrije Universiteit Brussel, 2018) -
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Fostering Advocacy Behavior of Employees: A Corporate Social Responsibility Perspective From the Hospitality Sector (2022)
(Frontiers Media S.A., 2022-04-27)Considering the stiff competitiveness situation in every sector, promoting the advocacy behavior of employees is of seminal importance for an organization. With this regard, the hospitality sector has no exceptions, however, ... -
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Fotografías y dibujos en los comienzos del Museo de Historia Natural de Valparaíso, Chile (1878-1906) (2022)
(Cuadernos de Historia del Arte, 2020-06-03)Las fotografías y dibujos son parte importante en la reconstrucción de la historia de los inicios del Museo de Historia Natural de Valparaíso a fines del siglo XIX, en Chile. Las imágenes y dibujos presentados en este ... -
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Fractal Clustering as Spatial Variability of Magnetic Anomalies Measurements for Impending Earthquakes and the Thermodynamic Fractal Dimension (2024)
(MDPI, 2022)Several studies focusing on the anomalies of one specific parameter (such as magnetic, ionospheric, radon release, temperature, geodetic, etc.) before impending earthquakes are constantly challenged because their results ... -
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Fragmentation in the massive G31.41+0.31 protocluster (2021)
(EDP Sciences, 2021-04-01)Context. ALMA observations at 1.4 mm and 0.′′2 (750 au) angular resolution of the Main core in the high-mass star-forming region G31.41+0.31 have revealed a puzzling scenario. On the one hand, the continuum emission looks ... -
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Frailty and health risks in an agricultural population, Chile 2014–2017 (2020)
(Elsevier Ireland Ltd, 2019) -
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Frailty Index as a Predictor of Mortality in Middle-Aged and Older People: A Prospective Analysis of Chilean Adults (2023)
(MDPI, 2023-01)We aimed to investigate the association between frailty status and all-cause mortality in middle-aged and older people. We included 2661 individuals aged ≥ 35 from the Chilean National Health Survey 2009–2010. Mortality ... -
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Frailty, Seasonal Sensitivity and Health-related Quality of Life in Older People Living in High Southern Latitudes: a Bayesian Analysis (2024)
(Canadian Geriatrics Society, 2024)Background In older people, a notable research gap exists regarding the intricate dynamics between frailty, seasonal sensitivity, and health-related quality of life (HRQoL). This study aimed to determine the association ... -
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Framework for the Strategic Adoption of Industry 4.0: A Focus on Intelligent Systems (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)Despite growing interest in smart manufacturing, there is little information on how organizations can approach the alignment of strategic processes with Industry 4.0. This study seeks to fill this knowledge gap by developing ... -
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Frequency of depression and anxiety in a group of 623 patients with cancer (2021)
(Sociedad Medica de Santiago, 2021-05)Background: Patients with life threatening diseases may experience anxiety and depression. Aim: To analyze anxiety and depression in Chilean patients with cancer. Material and Methods: The Hospital Anxiety and Depression ... -
Letter
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Frequency of injury and illness in the final 4 weeks before a trail running competition (2021)
(MDPI AG, 2021-05-02)We aimed to (i) determine self-reported injury and illness frequency in trail runners 4 weeks preceding competition; (ii) compare athletes with and without injury/illness by sex, age, body mass index (BMI) and competition ... -
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From 8- to 18-Cluster Electrons Superatoms: Evaluation via DFT Calculations of the Ligand-Protected W@Au12(dppm)6 Cluster Displaying Distinctive Electronic and Optical Properties (2023)
(American Chemical Society, 2022)The iconic W@Au12 icosahedral bare cluster reaches the favorable closed-shell superatomic electron configuration 1S2 1P6 1D10, making it an 18-cluster electron (18-ce) superatom. Here, we pursue the evaluation of a ... -
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From academic communication to political discourse around COVID-19, in political science (2024)
(Universidad del Zulia, 2022)This document offers an exploratory study of the crisis generated by the coronavirus pandemic (Covid-19), from academic communication to political discourse. The world crisis situation has put into effect the problematic ... -
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From Conspiracy to Hesitancy: The Longitudinal Impact of COVID-19 Vaccine Conspiracy Theories on Perceived Vaccine Effectiveness (2024)
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)The embrace of coronavirus disease 2019 (COVID-19) vaccine conspiracies has been linked to vaccine hesitancy. This study aimed to investigate the relationship between COVID-19 vaccine conspiracy theories and perceived ...