Investigación y Desarrollo: Envíos recientes
Mostrando ítems 2241-2260 de 5743
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Article
Políticas públicas de promoción de salud en el contexto del Covid-19, en Chile, una aproximación desde el análisis (2020)
(SAGE Publications Ltd, 2020-12-18)Introducción: el 18 de octubre del 2019, Chile vivió el estallido social más grande desde el retorno a la democracia en 1988. En marzo se esperaba retomar con mayor fuerza las movilizaciones, pero con la confirmación del ... -
Article
Rotational Relaxation of AlNC and AlCN by para-H2(j = 0) at Low Temperatures (2020)
(American Chemical Society, 2020-12-08)An accurate determination of the abundances of metal-containing molecules in the interstellar medium or circumstellar gas requires knowledge of molecular data, including the collisional rate coefficients. This work is ... -
Article
Expulsion of aliens: The application of International Law by Chilean Superior Courts (2020)
(Centro Universitario de Brasilia, 2020)This article aims to evaluate the role of Chilean superior courts in protecting the rights of migrants by applying international norms. The methods used are inductive-deductive and analysis-synthesis. The jurisprudence ... -
Article
Sustainable development and secondary school chilean curriculum: What do school programs propose? (2020)
(Universidad Nacional, 2021-01-01)Introduction. School education has a key role in achieving the Sustainable Development Goals of the 2030 Agenda for Sustainable Development. Aim: To examine which sustainability areas are prioritized by the Chilean school ... -
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PARTE I Presentación del evento revisión de laudos arbitrales de inversión 2019: I encuentro anual (2020)
(Centro Universitario de Brasilia, 2020) -
Article
Effect of the covid-19 quarantine on body mass among combat sports athletes (2020)
(ARAN Ediciones S.A., 2020-12)Introduction: to combat the COVID-19 pandemic governments have adopted measures such as quarantine and social distancing. Objective: the main objective of the present study was to analyze the impact of COVID-19 quarantine ... -
Article
Electrochemistry and Reactivity against Superoxide Anion Radicals of Hydroxycoumarins and Its Derivatives (2020)
(IOP Publishing Ltd, 2020-12-10)The present studies reveal superoxide radical anion reactivity against synthesized coumarins. Free radicals play an important role in many diseases and they have a protective function also. Therefore, we must keep a balance ... -
Article
In situ rhizosphere microbiome in antarctic vascular plants, modulated by soil condition (2020)
(American Society for Microbiology, 2020-12-10)Antarctic soils are considered young soils; therefore, the microbiota associated with Antarctic vascular plants play a critical role in their productivity. In this research, we compared the microbiota from three different ... -
Article
Assessing the sensitivity of a Mediterranean commercial rangeland to droughts under climate change scenarios by means of a multidisciplinary integrated model (2020)
(Elsevier Ltd, 2021-02)Rangeland productivity is strongly conditioned by the amount and temporal distribution of precipitation. Thus, the worsening of droughts with climate change could be a serious threat to their existence. This paper presents ... -
Article
Effect of eHealth to increase physical activity in healthy adults over 55 years: A systematic review and meta-analysis (2020)
(Blackwell Munksgaard, 2020-12-06)To estimate the effect of eHealth interventions on increasing physical activity (PA) in healthy adults over 55 years, a systematic review and meta-analysis was conducted following the Preferred Reporting Items for Systematic ... -
Article
Cucurbit[7]uril limits the binding of coumarin bearing alkyl-acetoacetate with mercury and stimulates the desulphurisation reaction of its sulphur analog (2020)
(Taylor and Francis Ltd., 2020-12-15)The inclusion of 7-diethylamino-coumarin derivatives, bearing an ethyl acetoacetate (CAM1) and a methyl β-ketodithioester moiety (CAM2) in the cavity of cucurbit[7]uril (CB7), leads to different interaction forms with ... -
Article
Macroeconomic, demographic and human developmental correlates of physical activity and sitting time among South American adults (2020)
(BioMed Central Ltd, 2020-12-14)Background: Our aim was to investigate the association of macroeconomic, human development, and demographic factors with different domains of physical activity and sitting time among South American adults. Methods: We used ... -
Article
Structural characterization, reactivity, and vibrational properties of silver clusters: a new global minimum for Ag16 (2020)
(NLM (Medline), 2020-12-07)In the present work, the lowest energy structures and electronic properties of Agn clusters up to n = 16 are investigated using a successive growth algorithm coupled with density functional theory calculations (DFT). In ... -
Article
The bonding situation in heteromultimetallic carbonyl complexes (2020)
(Royal Society of Chemistry, 2020-12-14)The synthesis and characterization of heteromultimetallic complexes has been one of the biggest challenges faced by inorganic chemists in the last few years. Here, the physical nature behind the relative stability of ... -
Article
Is adherence to the Mediterranean Diet associated with healthy habits and physical fitness? A systematic review and meta-analysis including 565,421 youths (2020)
(Cambridge University Press, 2020-12-09)The relationship between adherence to the Mediterranean Diet (MD), physical activity (PA), sedentary behaviour and physical fitness levels has been analysed in several studies; however, there is mixed evidence among youth. ... -
Article
Isolable 1-Butene Copper(I) Complexes and 1-Butene/Butane Separation Using Structurally Adaptable Copper Pyrazolates (2020)
(Wiley-VCH Verlag, 2020-11-26)Non-porous small molecule adsorbents such as {[3,5-(CF3)2Pz]Cu}3 (where Pz=pyrazolate) are an emerging class of materials that display attractive features for ethene−ethane separation. This work examines the chemistry of ... -
Article
Teacher competences in online education in time of COVID-19: Public Universities of Honduras (2020)
(Universidad del Zulia, 2020)It is the higher education center that governs the task of knowledge management and promotion, in order to develop professionals, which is why the work of the teacher is prevalent in their training. This article analyzes ... -
Article
Tectono-sedimentary cenozoic evolution of the el habt and ouezzane tectonic units (External rif, morocco) (2020)
(MDPI AG, 2020-12-03)An interdisciplinary study based on lithostratigraphic, biostratigraphic, petrographic and mineralogical analyses has been performed in order to establish the Cenozoic tectono-sedimentary evolution of the El Habt and ... -
Article
Integrating local environmental data and information from non-driven citizen science to estimate jellyfish abundance in Costa del Sol (southern Spain) (2020)
(Academic Press, 2021-02-05)Tourism, fishing and aquaculture are key economic sectors of Costa del Sol (southern Iberian Peninsula). The management of these activities is sometimes disturbed by the onshore arrival and stranding of jellyfish swarms. ... -
Article
Using the turnover time index to identify potential strategic groundwater resources to manage droughts within continental spain (2020)
(MDPI AG, 2020-11-22)The management of droughts is a challenging issue, especially in water scarcity areas, where this problem will be exacerbated in the future. The aim of this paper is to identify potential groundwater (GW) bodies with reduced ...