Investigación y Desarrollo: Envíos recientes
Mostrando ítems 2021-2040 de 5743
-
Article
Empathy, affect and personality as predictors of engagement in nursing professionals (2021)
(MDPI AG, 2021-04-02)Background: It seems that personality traits affect engagement and the quality of professional life, which is mediated by the emotional and affective states of nursing personnel. Therefore, the objectives of this study ... -
Article
Balanced academic curriculum: Looking for an optimal solution with metaheuristics and functional programming (2021)
(Karadeniz Technical University, 2021-04-05)The curriculum design is quite a challenge in the academy, mainly because it requires an adequate distribution of content for the development of the expected professional competencies regarding the available time, the ... -
Article
[Bi6Mo3(CO)9]4−: a multiple local σ-aromatic cluster containing a distorted Bi6triangular prism (2021)
(Royal Society of Chemistry, 2021-04-18)The first Zintl cluster containing a distorted Bi6triangular prism, [Bi6Mo3(CO)9]4−, has been synthesized and structurally characterized. Quantum chemical calculations indicated that the distorted cage cluster features ... -
Article
The role played by structural and energy parameters of β-Diketones derivatives as antenna ligands in Eu(III) complexes (2021)
(Elsevier B.V., 2021-06-16)Structural and energy parameters role of six β-diketone antennas (symmetry, bulkiness, quenching bonds, donor groups and coordination) were analyzed. Six β-diketone derivatives and its complexes Eu(Phen)(X)3 and Gd(Phen)(X)3(X ... -
Article
Communicative strategies to cope with the difficulties to speak english in a Colombian Public University (2021)
(Pontificia Universidad Javeriana, 2020)Communicative strategies can be used to cope with the problems arising in the oral interactions in a classroom. This study sets out two objectives: To identify the most frequently used strategies by college students to ... -
Article
Neural processing of iterated prisoner’s dilemma outcomes indicates next-round choice and speed to reciprocate cooperation (2021)
(Taylor and Francis Ltd., 2021)The iterated prisoner’s dilemma (iPD) game is a well-established model for testing how people cooperate, and the neural processes that unfold after its distinct outcomes have been partly described. Recent theoretical models ... -
Article
Physical fitness levels in relation to nutritional status in Chilean preschools (2021)
(Federacion Espanola de Docentes de Educacion Fisica, 2021-02-09)The aim of this study was to describe, analyze and compare the levels of physical fitness and nutritional status according to sex in preschool children in the city of Chillán (Chile). The study was a cross-sectional study ... -
Article
Marine Citizen Science: Current State in Europe and New Technological Developments (2021)
(Frontiers Media S.A., 2021-03-24)Marine citizen science is emerging with promising opportunities for science, policy and public but there is still no comprehensive overview of the current state in Europe. Based on 127 projects identified for the North Sea ... -
Article
Identification of Critical Residues in the Carboxy Terminus of the Dopamine Transporter Involved in the G Protein βγ-Induced Dopamine Efflux (2021)
(Frontiers Media S.A., 2021-03-24)The dopamine transporter (DAT) plays a crucial role in the regulation of brain dopamine (DA) homeostasis through the re-uptake of DA back into the presynaptic terminal. In addition to re-uptake, DAT is also able to release ... -
Article
On the structure and reactivity of PtnCun(n= 1-7) alloy clusters (2021)
(Royal Society of Chemistry, 2021-03-28)The structure, electronic and reactivity properties of PtnCun(n= 1-7) clusters are investigated in the framework of density functional theory (DFT). The most stable forms of the clusters are obtained by a structure search ... -
Article
The Stellar Content of H72.97-69.39, a Potential Super Star Cluster in the Making (2021)
(American Astronomical Society, 2021-03-31)Young massive clusters and super star clusters (SSCs) represent an extreme mode of star formation. Far-infrared imaging of the Magellanic Clouds has identified one potential embedded SSC, HSO BMHERICC J72.971176-69.391112 ... -
Article
Paraquat herbicide diminishes chemoreflex sensitivity, induces cardiac autonomic imbalance and impair cardiac function in rats (2021)
(NLM (Medline), 2021-04-01)Paraquat (PQT) herbicide is widely used in agricultural practices despite being highly toxic to humans. It has been proposed that PQT exposure may promote cardiorespiratory impairment. However, the physiological mechanisms ... -
Article
Impact of the 2019 coronavirus disease pandemic on health-related quality of life and psychological status: The role of physical activity (2021)
(MDPI AG, 2021-04-02)This study investigated the impact of the 2019 coronavirus disease (COVID-19) pandemic on health-related quality of life (HRQoL) and psychological status among Saudi adults, and whether physical activity modifies this ... -
Article
Curvature-induced emergence of a second critical field for domain wall dynamics in bent nanostripes (2021)
(American Institute of Physics Inc., 2021-04-05)We investigate the dynamics of a transverse domain wall (DW) in a bent nanostripe under an external field and spin-polarized current. Besides the standard Walker breakdown phenomenon, we show the emergence of a second ... -
Article
Effects of angiotensin type 1 receptor antagonists on Parkinson's disease progression: An exploratory study in the PPMI database (2021)
(Elsevier Ltd, 2021-05)Introduction: We explored the potential clinical effects of angiotensin-II AT1 receptor blockers (ARBs) and angiotensin-converting enzyme inhibitors (ACEIs) in patients from the Parkinson's Progress Marker Initiative (PPMI) ... -
Article
High sensitivity of invertebrate detritivores from tropical streams to different pesticides (2021)
(Academic Press, 2021-06-15)Freshwater organisms are often sensitive to pesticides, but their sensitivity varies across different taxa and with pesticide type and action mode, as shown by multiple acute toxicity tests. Such variability hampers ... -
Article
Starch-based magnetic nanocomposite for targeted delivery of hydrophilic bioactives as anticancer strategy (2021)
(Elsevier Ltd, 2021-07-15)Magnetic nanocomposites were synthesized for the targeted delivery of hydrophilic bioactives through guidance generated by a magnetic field. Superparamagnetic iron oxide nanoparticles (SPIONs) were used to generate ... -
Article
Combined effects of sulfur dioxide, glutathione and light exposure on the conservation of bottled Sauvignon blanc (2021)
(Elsevier Ltd, 2021-09-15)Oxygen exposure may trigger a series of changes that could be detrimental to the quality white wines. This study evaluated the combined effects of sulfur dioxide, glutathione and light exposure on the chemistry and sensory ... -
Article
Legal standing of environmental liability claims. Contributions of chilean and french law (2021)
(Universidad Nacional Autonoma de Mexico, 2020)The recent enactment of ecological damage in french law raises questions which have already been solved in chilean law. However, it also raises questions about the applicable solutions in Chile. The legal standing of claims ... -
Article
Prevalence and trends of underweight in European children and adolescents: a systematic review and meta-analysis (2021)
(Springer Science and Business Media Deutschland GmbH, 2021)Purpose: This study aimed at providing prevalence trend estimates of underweight among children and adolescents in Europe from 2000 to 2017. Methods: MEDLINE, Web of Science, Scopus and CINAHL were searched from their ...