Listar Producción Académica por título
Mostrando publicaciones 440-459 de 3416
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BER improvement using the better than double-jump 2 pulse in OFDM schemes prone to frequency offset
(2019)Orthogonal frequency division multiplexing (OFDM) is highly sensitive to frequency offset since it induces inter-carrier interference (ICI). Fortunately, the pulse shaping filter method has proven its potential to reduce ...
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BER performance of OFDM-based visible light communication systems
(2019)In this paper, OFDM-based techniques designed for Intensity Modulation/Direct Detection (IMDD) modulation applied to Visible Light Communications (VLC) systems are evaluated. The evaluated techniques are Asymmetrically ...
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Bergmann’s rule under rocks: testing the influence of latitude and temperature on a chiton from mexican marine ecoregions
(2023)Bergmann’s rule relates the trend of increasing body size with higher latitudes, where colder climates are found. In the Mexican Pacific, three marine ecoregions are distinguishable across a latitudinal gradient. Stenoplax ...
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Between πόλεμος and δύναμις: the notion of power as origin of the noble and slave morality in Nietzsche’s On the genealogy of morals
(2019)This article focuses on the first treatise of Nietzsche’s On the Genealogy of Morals, regarding the historical origins of the noble and slave morality, and proposes the intrinsic possession or lack of power as a key notion ...
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Between πόλεμος and δύναμις: the notion of power as origin of the noble and slave morality in Nietzsche’s on the genealogy of morals
(2019)This article focuses on the first treatise of Nietzsche’s On the Genealogy of Morals, regarding the historical origins of the noble and slave morality, and proposes the intrinsic possession or lack of power as a key notion ...
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Beyond imagination: hypnotic visual hallucination induces greater lateralised brain activity than visual mental imagery
(2021)Hypnotic suggestions can produce a broad range of perceptual experiences, including hallucinations. Visual hypnotic hallucinations differ in many ways from regular mental images. For example, they are usually experienced ...
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Bibliometric analysis of COVID-19 editorial materials in the beginning stage of the pandemic
(2021)Editorial materials express the opinions of the scientific community and guides the publication foci; thus, providing insight into the dynamics of the knowledge ecosystem in a scenario that impacts innovation and public ...
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Bibliometric study on scientific productivity in the use of smart bracelets
(2023)In recent years, wearable sensors and mHealth applications are becoming an important part for recording and monitoring health parameters. The aim is to characterize bibli-ometric indicators on scientific productivity in ...
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Bibliometrics of scientific productivity on physical activity in children and adolescents with autism spectrum disorder and down syndrome
(2022)The aim of this study was to compare bibliometric indicators of scientific productivity in physical activity (PA) in children and adolescents with autism (ASD) and Down syndrome (DS) in the PubMed database. A bibliometric ...
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Bibliometría y semántica en revistas de ciencias sociales del siglo XXI
(2023)En el entendido que un área de estudio se configura según la comunicación de sus medios de difusión científica en un contexto social, político y económico determinado, el artículo se propone analizar la semántica y estructura ...
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Bifurcations and multistability on the May-Holling-Tanner predation model considering alternative food for the predators
(2019)In this paper a modified May-Holling-Tanner predator-prey model is analyzed, considering an alternative food for predators, when the quantity of prey i scarce. Our obtained results not only extend but also complement ...
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Bifurcations in a leslie-gower type predator-prey model with a rational non-monotonic functional response
(2022)A Leslie-Gower type predator-prey model including group defense for-mation is analyzed. This phenomenon, described by a non-monotonic function origi-nates interesting dynamics; positiveness, boundedness, permanence of ...
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Bioactive lichen secondary metabolites and their presence in species from Chile
(2023)Lichens are symbiotic organisms composed of at least one fungal and one algal species. They are found in different environments around the world, even in the poles and deserts. Some species can withstand extreme abiotic ...
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Biodanza y educación física: Configuración disciplinar para el incremento de la autoestima escolar
(2019)Problema: se presentan los resultados de una investigación relacionada con la autoestima escolar y sus posibilidades de mejora a partir de un programa de intervención. Objetivo: diseñar y aplicar una propuesta para mejorar ...
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Bioengineering of biowaste to recover bioproducts and bioenergy: a circular economy approach towards sustainable zero-waste environment
(2023)The inevitable need for waste valorisation and management has revolutionized the way in which the waste is visualised as a potential biorefinery for various product development rather than offensive trash. Biowaste has ...
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Bioethical community analysis of the socio-environmental conflicts of a pig industry on a chilean rural
(2024)Environmental conflicts, particularly within the pig industry in Chile, pose serious ecological, social, and economic challenges. This study focuses on analyzing the bioethical aspects of the ongoing environmental conflicts ...
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Bioética y justicia ambiental: el caso de presencia de plaguicidas en escolares de comunidades rurales
(2019)Una serie de estudios evidencian las consecuencias en la salud de las personas expuestas a plaguicidas, ya sea por la actividad laboral como por vivir o estudiar cerca de predios agrícolas. La exposición ocupacional a una ...
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Biogeochemical response of the water column of Concepción Bay, Chile, to a new regime of atmospheric and oceanographic variability
(2024)Concepción Bay is a socio-economic and ecologically important embayment whose hydrographic variability has been historically regulated by wind-modulated seasonal upwelling events during spring–summer and by freshwater from ...