Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 1061-1080 de 5422
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Genome sequencing and phylogenetic analysis of K1G4: a new Komagataeibacter strain producing bacterial cellulose from different carbon sources
(2020)Objective: The objective of this study was to evaluate the ability of a new Komagataeibacter xylinus strain in producing bacterial cellulose from glucose, mannitol and glycerol, and to assess the genome sequencing with ...
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Influence of the collaboration among predators and the weak allee effect on prey in a modified leslie-gower predation model
(2023)In this work, the behavior of the solutions of a bi-dimensional system of ordinary differential equations that models predator-prey interaction will be analyzed, obtained through a modification of the Leslie-Gower model, ...
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Designing naturally-conditioned dwellings for warm and cold-temperate regions of Chile
(2021)The central problem addressed by this paper is the fuel poverty experienced in Chile as a result of poor thermal performance of dwellings, a problem commonly encountered throughout the country, even in new housing. The ...
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El rol predictivo de la red neuronal por defecto sobre la atención sostenida en edades escolares: una revisión sistemática
(2023)El rol de la Red Neuronal por Defecto en la aparición del trastorno de déficit atencional ha recibido evidencia científica creciente en los últimos 20 años. Este artículo tuvo por objetivo sistematizar la evidencia empírica ...
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Fingerprint classification through standard and weighted extreme learning machines
; Mora, Marco
; Barrientos, Ricardo ; ; (2020)
Fingerprint classification is a stage of biometric identification systems that aims to group fingerprints and reduce search times and computational complexity in the databases of fingerprints. The most recent works on this ...
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Assessment of mechanical, thermal, mineral and physical properties of fired clay brick made by mixing kaolinitic red clay and paper pulp residues
(2020)Among the largest producers of waste, the paper industry stands out due to its impact on human health and ecological balance. However, these residues may also contribute to a more environmental friendly brick industry, ...
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“So, we can’t play”: limitations to play at school in periods of educational transition in Chile
(2023)Based on a reflection on the tensions between play, education, and learning in early childhood, this article aims to identify and analyze the factors that limit or negatively condition the possibilities for play at school ...
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Neuropharmacological modulation of N-methyl-D-aspartate, noradrenaline and endocannabinoid receptors in fear extinction learning: synaptic transmission and plasticity
(2023)Learning to recognize and respond to potential threats is crucial for survival. Pavlovian threat conditioning represents a key paradigm for investigating the neurobiological mechanisms of fear learning. In this review, we ...
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Atención de salud mental antes y durante la pandemia COVID-19 en centros de salud pública de una municipalidad de Chile
(2023)Introducción A nivel mundial, la pandemia por COVID-19 ha afectado la atención en salud mental de las personas. El presente estudio tiene como propósito describir la atención de salud mental en el primer semestre de la ...
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Cortico-cortical paired associative stimulation (ccPAS) over premotor-motor areas affects local circuitries in the human motor cortex via Hebbian plasticity
(2023)Transcranial magnetic stimulation (TMS) studies have shown that cortico-cortical paired associative stimulation (ccPAS) can strengthen connectivity between the ventral premotor cortex (PMv) and the primary motor cortex ...
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Value-added long-chain aliphatic compounds obtained through pyrolysis of phosphorylated chitin
(2023)In this work, chitin, as a biobased polymer, is used as a precursor to obtain a phosphorylated derivatives. The influence of the different degree of phosphorylation in chitin on pyrolysis pattern was investigated. In order ...
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Quantification of the differences introduced by nuclear fuel cycle simulators in advanced scenario studies
(2020)Uncertainty propagation and quantification, when applied to the field of nuclear fuel cycle scenario studies, usually only considers a set of easily quantifiable input parameters, leaving out the effects of the modelling ...
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Association of receptor for advanced glycation end product (RAGE) gene polymorphisms and serum levels of soluble RAGE (sRAGE) with metabolic syndrome (MS) in mexican population
; Rojas, Armando; ; ; ; ; ; (2020)
Background. RAGE, a multi-ligand transmembrane glycoprotein transduces biological signals associated with chronic cellular stress, and chronic and degenerative diseases. sRAGE is a variant of RAGE derived from cell surface ...
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Differences in distance estimations in real and virtual 3D environments
(2020)Computerized 3D modelled spaces are thought to be reliable imitations of Real Environments (REs). Depth perception in displayed Virtual 3D Environments (VEs) is a controversial issue. The present work compared both egocentric ...
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Stereoscopy does not improve metric distance estimations in virtual environments
(2020)Stereoscopy is widely used to render depth and perceptual spatial cues information in Virtual Environments (VEs). In literature, the use of stereoscopy in VEs reported advantages but also disadvantages on perceptual skills ...
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Dispositional and situational factors at work: a validation of scales and examination of effects on job satisfaction
(2019)Objetivos: El objetivo de este estudio es examinar las propiedades psicométricas de las versiones en español de la Escala de Autoevaluaciones Esenciales (CSES) y el Índice Breve de Satisfacción Laboral Afectiva (BIAJS) en ...
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Crystal structure of (Cu0.51In0.49)tet[Cr1.74In0.26]oct Se4 selenospinel, Cu0.51In0.75Cr1.74Se4
(2019)Cu0.51In0.75Cr1.74Se4, cubic, Fd3̄m (no. 227), a = 10.6506(13) Å, V = 1208.2 Å3, Z = 8, Rgt(F) = 0.0371, wRref(F2) = 0.0912, T = 293(2) K. CCDC no.: 1861215
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Neoliberalismo y declive institucional en Chile: la individualización del malestar laboral en psicólogos
(2019)El objetivo del estudio fue describir la experiencia del malestar laboral narrada por psicólogos chilenos en grupos Facebook relacionados con la formación y ejercicio profesional de la psicología. Se realizó un estudio ...