Artículos científicos: Envíos recientes
Mostrando ítems 1701-1720 de 5726
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Article
Construction of 0D/2D composites heterostructured of CdTe QDs/ZnO hybrid layers to improve environmental remediation by a direct Z-scheme (2021)
(Elsevier B.V., 2021-11)Layered hybrid ZnO (2D) intercalated by myristic acid (MA) with (0D) CdTe quantum dots (QDs) was designed to increase the conversion efficiency of photochemical energy. The results showed that the introduction of CdTe QDs ... -
Article
π-halogen interaction on the crystalline packing of 1,3,5-tris(4-bromophenyl)-1,3,5-triazine-2,4,6-trione·[solvate] (2021)
(Elsevier B.V., 2022-01-05)This paper discloses the synthesis of 1,3,5-Tris(4-bromophenyl)-1,3,5-triazin-2,4,6-trione·CHCl3, (Cy·CHCl3). The title compound was purified by recrystallization in chloroform. Structural and crystalline analysis reveals ... -
Article
Band Gap Engineering and 14 Electron Superatoms in 2D Superoctahedral Boranes B4X2(B, N, P, As, Sb) (2021)
(American Chemical Society, 2021-08-12)Band gap tuning in 2D monolayers is one of the most attractive approaches in design and production of new atomically thin semiconductors. Following our recent computational design of stable two-dimensional octahedral ... -
Article
Effectiveness of hallux valgus surgery on improving health-related quality of life: A follow up study (2021)
(Elsevier Ltd, 2021)Background: Hallux valgus (HV) negatively impacts health-related quality of life (HRQoL). Patientreported outcome measures (PROMs) are increasingly used in clinical studies of the foot and ankle. We aimed to evaluate the ... -
Article
Sex-Dependent Changes of miRNA Levels in the Hippocampus of Adrenalectomized Rats following Acute Corticosterone Administration (2021)
(American Chemical Society, 2021-08-18)We explored sex-biased effects of the primary stress glucocorticoid hormone corticosterone on the miRNA expression profile in the rat hippocampus. Adult adrenalectomized (ADX) female and male rats received a single ... -
Article
Consumption of ultra-processed food and its association with obesity in Chilean university students: A multi-center study: Ultra-processed food and obesity in Chilean university students (2021)
(Routledge, 2021)Objective: To explore the associations between the consumption of three categories of ultra-processed food (sugary beverages, sweet, and salty snacks) and body mass index (BMI) among Chilean university students. Methods: ... -
Article
Bridging Aromatic/Antiaromatic Units: Recent Advances in Aromaticity and Antiaromaticity in Main-group and Transition-Metal Clusters from Bonding and Magnetic Analyses (2021)
(John Wiley and Sons Inc, 2021)Synthetic exploration and theoretical characterization of metal clusters are actively developing branches of modern inorganic chemistry. Advances in these areas constantly expand the rich structural diversity of viable ... -
Article
A poetics of alliances: Tensions, crosses, and networks in the poetry of begoña ugalde (2021)
(Universidad Andres Bello, 2021-07)This article analyzes three poetic texts written by Begoña Ugalde (Chile, 1984) between 2011 and 2018: La Virgen de las antenas (2011), Lunares (2016) and Poemas sobre mi normalidad (2018). It argues that these texts ... -
Article
Edwyn reed and his contribution to the formation of natural history collections in Chile (2021)
(Universidad Andres Bello, 2021-07)The English naturalist Edwyn Reed (1841-1910) made an important contribution to the formation of Natural History collections in Chile, in the context of the creation of the first museums of Natural History in the country. ... -
Article
Genetic modifiers and phenotype of Duchenne muscular dystrophy: A systematic review and meta-analysis (2021)
(MDPI AG, 2021-08)The transforming growth factor beta (TGFβ) pathway could modulate the Duchenne muscular dystrophy (DMD) phenotype. This meta-analysis aims to estimate the association of genetic variants involved in the TGFβ pathway, ... -
Article
Assessing the control of postharvest gray mold disease on tomato fruit using mixtures of essential oils and their respective hydrolates (2021)
(MDPI AG, 2021-08)Gray mold disease, which is caused by Botrytis cinerea Pers ex. Fr., results in serious economic losses to Lycopersicum esculentum (tomato) crop productivity. In this study, we explored the possibility that mixtures of ... -
Article
Professional esports players are not obese: Analysis of body composition based on years of experience (2021)
(Universidad de la Frontera, 2021-08)Esports are considered a form of electronic sports that have become an important element of popular culture. Its evolution and continuous development have led to consider esports as a profession, increasing the number of ... -
Article
Towards the emergence of nonzero thermodynamical quantities for Lanczos-Lovelock black holes dressed with a scalar field (2021)
(American Physical Society, 2021-08-15)The present work aims to explore the model given by Lanczos-Lovelock gravity theories indexed by a fixed integer to require a unique anti-de Sitter vacuum, dressed by a scalar field nonminimal coupling. For this model, we ... -
Article
Phylogeography of high Andean killifishes Orestias (Teleostei: Cyprinodontidae) in Caquena and Lauca sub-basins of the Altiplano (Chile): mitochondrial and nuclear analysis of an endangered fish (2021)
(PeerJ Inc., 2021-08-20)From the early Miocene, the uplift of the Andes Mountains, intense volcanic activity and the occurrence of successive periods of dryness and humidity would have differentially influenced the modification of Altiplano ... -
Article
New growth curves for spanish children (0–10 years) in the region of extremadura (2021)
(MDPI AG, 2021-09-01)The anthropometric reference data used to examine the growth pattern of children in Spain are obtained from studies carried out several years ago. In the region of Extremadura, the tables obtained by the Faustino Obergozo ... -
Article
Effect of a ketogenic diet on the nutritional parameters of obese patients: A systematic review and meta-analysis (2021)
(MDPI AG, 2021-09)The effect of a ketogenic diet (KD) on biochemical parameters and nutritional status has been the subject of debate over the years, as several randomized clinical trials (RCTs) obtained different results. Method: A systematic ... -
Article
Can leaders’ humility enhance project management effectiveness? Interactive effect of top management support (2021)
(MDPI, 2021-09-01)This paper aims to explore the effect of humble leadership on project management effectiveness by integrating the mediating role of employee creativity. Top management support moderates the direct (humble leadership and ... -
Article
Antimicrobial properties of novel ionic liquids derived from imidazolium cation with phenolic functional groups (2021)
(Academic Press Inc., 2021-10)Bacterial infections are nowadays among the major threats to public health worldwide. Thus, there is an urgent and increased need for new antimicrobial agents. As a result, the exploration of the antimicrobial properties ... -
Article
Selective copper determination using a sensor based on a vinylferrocene moiety: A theoretical study (2021)
(Elsevier B.V., 2021-10)The selectivity of (E)-2-[(3-(2-ferrocenyl)vinyl)-5,5-dimethylcyclohex-2-enylidene]malononitrile (FcL) toward different cations was studied theoretically at the DFT level. Ten interaction sites were evaluated, and its ... -
Article
Quantitative analysis of aromaticity in azines by means of dissected descriptors based on the magnetic criteria (2021)
(Elsevier B.V., 2021-10-16)The effect of the systematic replacement of a CH group by an N atom in the aromaticity and stability of a benzene is a question in chemistry that has several answers. In this article we will re-examine the aromaticity using ...