Listar Artículos de investigación por fecha de publicación
Mostrando ítems 101-120 de 248
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Unveiling the age and origin of biogenic aggregates produced by earthworm species with their NIRS fingerprint in a subalpine meadow of Central Pyrenees
(BarranquillaSede Norte, 2020-08-12)In this study the near-infrared reflectance (NIR) spectra signals (750–2,500 nm) of soil samples was compared with the NIR signals of the biogenic aggregates produced in the lab by three earthworm species, i.e., Aporrectodea ...
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Reduction of Postharvest Quality Loss and Microbiological Decay of Tomato “Chonto” (Solanum lycopersicum L.) Using Chitosan-E Essential Oil-Based Edible Coatings under Low-Temperature Storage
(BarranquillaIngeniería AgroindustrialSede Norte, 2020-08-13)The tomato (Solanum lycopersicum L.) is one of the many essential vegetables around the world due to its nutritive content and attractive flavor. However, its short shelf-life and postharvest losses affect its marketing. ...
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Factores de gestión del conocimiento en entidad pública del sector de tránsito y transporte
(BarranquillaSede Norte, 2020-08-23)Desde una visión sistémica, la gestión del conocimiento afecta al proceso de toma de decisiones en las organizaciones que, en un entorno globalizado, deben plantear estrategias que posibiliten el incremento de la ...
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Effect of Thermal Cycling on Abrasive Wear Response of Cu-1.9Be-0.25(Co+Ni) Alloy
(BarranquillaSede Norte, 2020-08-24)Cu-Be alloys are considered high strength alloys when containing 0.2% to 2% of Be per weight, 0.2% to 2.7% of Co per weight, and up to 2.2% of Ni per weight, since they can present an elastic limit higher than 1380 MPa ...
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Legitimación de la violencia en parejas heterosexuales desde el género como una de las estructuras de práctica social
(BarranquillaSede Norte, 2020-08-25)Este artículo tuvo como objetivo develar las representaciones sociales de mujeres víctimas, agresores y prestatarios/as de servicios legitimadoras de violencia de pareja desde la estructura de género y práctica social ...
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Evaluation of Photovoltaic Energy Projects using the Real Options Valuation
(BarranquillaSede Norte, 2020-08-30)The purpose of the article is to analyze from a current perspective how Real Options Valuation facilitate the evaluation of projects for the adoption of photovoltaic energy in countries such as Colombia. A mixed descriptive ...
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New records of eight species of ground beetles (Coleoptera, Carabidae) from Colombia
(BarranquillaBiologíaSede Norte, 2020-09-01)We report new records of eight species of ground beetles (Coleoptera, Carabidae) from Colombia originated from recent field trips and from museum specimens: Amblygnathus suturalis Putzeys, 1845 (Atlántico), Bembidion ...
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Innovación en las micro, pequeñas y medianas empresas familiares del sector manufacturero del Atlántico-Colombia*
(BarranquillaSede Norte, 2020-09-01)Las micro, pequeñas y medianas empresas manufactureras se enfrentan cada día a un panorama altamente competitivo en el cual la innovación constituye un factor esencial hacia la consolidación de sus planes en el mercado, ...
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Financial Evaluation of Photovoltaic Energy Projects in Colombia
(BarranquillaSede Norte, 2020-09-01)The use of renewable sources, especially photovoltaics, has become a viable alternative as a supply of this vital element without destroying the environmental environment. In this sense, the main objective of the study ...
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Factors Shaping efl Preservice Teachers’ Identity Configuration
(BarranquillaSede Norte, 2020-09-17)Preservice efl teachers face many challenges when developing their practicum. Such an experience shapes their identity and influences the teaching and learning processes. This descriptive case study is about preservice ...
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Osseointegration of Antimicrobial Acrylic Bone Cements Modified with Graphene Oxide and Chitosan
(BarranquillaSede Norte, 2020-09-18)Acrylic bone cement (ABC) is one of the most used materials in orthopedic surgery, mainly for the fixation of orthopedic implants to the bone. However, ABCs usually present lack of biological activity and osseointegration ...
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Fourier expansion and integral representation generalized Apostol-type Frobenius–Euler polynomials
(BarranquillaMatemáticasSede Norte, 2020-09-29)The main purpose of this paper is to investigate the Fourier series representation of the generalized Apostol-type Frobenius–Euler polynomials, and using the above-mentioned series we find its integral representation. ...
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Método de control estadístico multivariante para valorar las dimensiones de calidad en una empresa de lavado de tanques industriales
(BarranquillaIngeniería IndustrialSede Norte, 2020-10-01)Esta investigación propone un método para valorar las dimensiones de calidad del servicio en una empresa de lavado de tanques industriales, articulando una carta de control y un nuevo indicador de calidad multivariante. ...
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Desarrollo integral de procesos de adaptación al cambio en pequeñas y medianas empresas
(BarranquillaAdministración de EmpresasSede Norte, 2020-10-01)El presente estudio estuvo orientado al análisis del desarrollo integral de procesos de adaptación al cambio en pequeñas y medianas empresas (pymes) de servicios tecnológico. Esta es una investigación descriptiva no ...
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Connectivity of bacterial assemblages along the Loa River in the Atacama Desert, Chile
(BarranquillaSede Norte, 2020-10-01)The Loa River is the only perennial artery that crosses the Atacama Desert in northern Chile. It plays an important role in the ecological and economic development of the most water-stressed region, revealing the impact ...
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Técnicas de desarrollo organizacional para la actualización tecnológica del docente en instituciones de educación superior
(BarranquillaAdministración de EmpresasSede Norte, 2020-10-01)Esta investigación caracteriza las técnicas de desarrollo organizacional para la actualización tecnológica del docente en instituciones públicas de educación superior de la región caribe (Colombia). La metodología fue ...
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Supernova neutrino detection in NOvA
(BarranquillaSede Norte, 2020-10-05)The NOvA long-baseline neutrino experiment uses a pair of large, segmented, liquid-scintillator calorimeters to study neutrino oscillations, using GeV-scale neutrinos from the Fermilab NuMI beam. These detectors are also ...
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Long-baseline neutrino oscillation physics potential of the DUNE experiment
(BarranquillaSede Norte, 2020-10-22)The sensitivity of the Deep Underground Neutrino Experiment (DUNE) to neutrino oscillation is determined, based on a full simulation, reconstruction, and event selection of the far detector and a full simulation and ...
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Performance of Equilibrium FCC Catalysts in the Conversion of the SARA Fractions in VGO
(BarranquillaSede Norte, 2020-10-23)Two equilibrium FCC catalysts of the octane-barrel (ECAT-D) and resid (ECAT-R) types were used in the cracking of a typical vacuum gasoil (VGO) and its saturated (SF), aromatic (AF), and resin (RF) fractions. The experiments ...
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NEW BIPARAMETRIC FAMILIES OF APOSTOL-FROBENIUS-EULER POLYNOMIALS OF LEVEL m
(BarranquillaMatemáticasSede Norte, 2020-10-27)We introduce two biparametric families of Apostol-Frobenius-Euler polynomials of level m. We give some algebraic properties, as well as some other identities which connect these polynomial class with the generalized ...