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The Chemical Compositions of Essential Oils Derived from Cryptocarya alba and Laurelia sempervirens Possess Antioxidant, Antibacterial and Antitumoral Activity Potential (2020)
(NLM (Medline), 2020-11-28)
Cryptocarya alba (Peumo; CA) and Laurelia sempervirens (Laurel; LS) are herbs native to the Chilean highlands and have historically been used for medicinal purposes by the Huilliches people. In this work, the essential ...
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 ...
Differences in circulating corticosterone levels associated with elevation of breeding sites in Rufous-collared Sparrows Zonotrichia capensis (2020)
(Springer Science and Business Media Deutschland GmbH, 2020-12-03)
To facilitate breeding and any energetically costly activity, individuals of the same species can substantially vary their circulating corticosterone (CORT) levels to cope with local environmental conditions at different ...
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 ...
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 ...
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 ...
Aromaticity Survival in Hydrofullerenes: The Case of C66H4 with Its π-Aromatic Circuits (2020)
(Wiley-VCH Verlag, 2020-10-22)
The isolated-pentagon rule (IPR) is a determining structural feature that accounts for hollow fullerene stabilization and properties related to Cn (n≥60) cages. The recent characterization of an unprecedented non-IPR ...
Management, the state and union-weakening practices in Chile: A case study approach of the dual and ambivalent role of the state in a process of democratisation (2020)
(SAGE Publications Ltd, 2020-12-03)
The article analyses a range of union-weakening practices developed in three Chilean workplaces. The findings suggest the existence of an ambivalent employment relationship between employers and trade unions where an ongoing ...
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 ...
Effects a multicomponent program on the frailty and quality of life of institutionalized older adults (2020)
(Editorial Ciencias Medicas, 2020)
Introduction: Aging is related to a higher prevalence of frailty and deterioration in quality of life. There is also a loss of autonomy, which increases institutionalization. Methodology: Pre-experimental, longitudinal ...