Listar Artículos de investigación por título
Mostrando ítems 56-75 de 248
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Comparative Study of the Reaction Kinetics of Three Residual Biomasses
(BarranquillaIngeniería AgroindustrialSede Norte, 2021-03-01)Kinetic analysis for the combustion of three agro-industrial biomass residues (coconut husk, corn husk, and rice husk) was carried out in order to provide information for the generation of energy from them. The analysis was ...
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Comparison between the dissolution profiles of prolonged-release ciprofloxacin tablets available in the Colombian market
(BarranquillaQuímicaSede Norte, 2022-03-05)Two 1,000 mg prolonged-release ciprofloxacin (CIP) tablets marketed in Colombia were compared for quality control tests and dissolution profile as established in the United States Pharmacopeia 42-NF 37 and the Food and ...
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Comparison of Two Bovine Commercial Xenografts in the Regeneration of Critical Cranial Defects
(BarranquillaIngeniería QuímicaSede Norte, 2022-09-06)Autologous bone is the gold standard in regeneration processes. However, there is an endless search for alternative materials in bone regeneration. Xenografts can act as bone substitutes given the difficulty of obtaining ...
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Computational Analysis of Different Turbulence Models in a Vane Pump Simulation
(BarranquillaIngeniería MecánicaSede Norte, 2021-02-04)The study presents a computational analysis of a vane pump using two different turbulence models namely κ-ε and κ-ω. The geometry characteristics of the vane pump were obtained by disassembly and further measurements. ...
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Computed torque control of a 2-RR planar parallel robot
(BarranquillaIngeniería MecánicaSede Norte, 2017-07-06)The design, construction and control of a two degree-of-freedom planar mechanism with five bar and five joints are presented. Computed control torque strategy in the joint space was implemented in order to fulfill a kinematic ...
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Condensation driven by a quantum phase transition
(BarranquillaFísicaSede Norte, 2022-03-22)The grand canonical thermodynamics of a bosonic system is studied in order to identify the footprint of its own high-density quantum phase transition. The phases displayed by the system at zero temperature establish ...
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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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Conocimiento Especializado del Profesor de Matemáticas en la Enseñanza de la Modelación de la Elipse a Través de Recursos Tecnológicos
(BarranquillaSede Norte, 2022-06-17)Introducción: en la enseñanza de las matemáticas el uso de recursos tecnológicos ha tomado importancia en las prácticas docentes. No obstante, en algunas ocasiones la no profesionalización de profesores en las aulas les ...
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Construcc ión de una identidad relacional caribeña en Doce cuentos peregrinos de Gabriel García Márquez
(BarranquillaSede Norte, 2022-07-18)En este trabajo se estudia la construcción de una identidad relacional caribeña planteada en Doce cuentos peregrinos a partir del análisis de la relación, la errancia y el posoccidentalismo, y del estudio del paisaje como ...
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Contribuciones de la distribución de la tierra al desarrollo de los países. Una revisión de la literatura
(BarranquillaSede Norte, 2020-11-12)La redistribución de la tierra favoreció el crecimiento económico de China, Corea del Sur, Japón y Taiwán. En estos países, la distribución, aunada al apoyo estatal, contribuyó en buena medida a la subsecuente industrialización ...
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Cristalización de vidrios bioactivos del sistema 31SiO2-11P2O5-(58-X) CaO –X MgO: influencia del tratamiento térmico y de la composición química
(BarranquillaSede Norte, 2021-08-30)En este trabajo se estudió la influencia de la composición química y del tratamiento térmico en la cristalización de biovidrios del sistema 31SiO2-11P2O5-(58-X) CaO –X MgO (X = 0, 2, 7, 16 y 32). El tratamiento térmico ...
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Cruise tourism in the context of COVID-19: Dilemmas and solutions
(BarranquillaBiologíaSede Norte, 2022-08-15)COVID-19 cases on international cruise ships have attracted extensive attention from the international community as well as the world’s tourism and shipping industry. This virus highlighted the plight that must be faced ...
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Deep underground neutrino experiment (DUNE) near detector conceptual design report
(BarranquillaSede Norte, 2021-03-26)The Deep Underground Neutrino Experiment (DUNE) is an international, world-class experiment aimed at exploring fundamental questions about the universe that are at the forefront of astrophysics and particle physics research. ...
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Demanda de servicios y posgrados de salud en la Región Caribe de Colombia y en Bogotá D.C.
(BarranquillaSede Norte, 2022-02-06)El objetivo de este estudio es analizar la importancia que tienen los programas formativos de posgrado en el área de la salud para la satisfacción de la demanda de servicios de salud en Colombia. Se comparan la oferta de ...
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Dengue and COVID‐19, overlapping epidemics? An analysis from Colombia
(BarranquillaDoctorado en Medicina TropicalSede Norte, 2020-06-16)Coronavirus disease 2019 (COVID‐19), caused by severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2), has rapidly spread throughout Latin America, a region swept by multiple previous and ongoing epidemics. There ...
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El derecho natural en la constitución política de Colombia, una visión desde los postulados de Javier Hervada
(BarranquillaSede Norte, 2022-06-20)La pluralidad temática y la prolijidad de los textos y reconocimientos que se integran en la Constitución Política de Colombia de 1991 permiten que a esta se le estudie y considere desde diversas ópticas y criterios tanto ...
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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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Design, characterization and quantum chemical computations of a novel series of pyrazoles derivatives with potential anti-proinflammatory response
(BarranquillaQuímicaSede Norte, 2020-06-24)The synthesis and characterization of the full family of 11 pyrazoles were performed by means of UV–Vis, FTIR, 1 H NMR, 13C NMR, two-dimensional NMR experiments and DFT simulations. As pyrazoles are known for showing ...
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Design, construction and operation of the ProtoDUNE-SP Liquid Argon TPC
(BarranquillaSede Norte, 2022-01-04)The ProtoDUNE-SP detector is a single-phase liquid argon time projection chamber (LArTPC) that was constructed and operated in the CERN North Area at the end of the H4 beamline. This detector is a prototype for the first ...
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Development of a new educational package based on e-learning to study engineering thermodynamics process: combustion, energy and entropy analysis
(BarranquillaIngeniería MecánicaSede Norte, 2020-06-18)This paper presents a new educational package based on e-learning called TermolabUA integrated by three programs, which are VOLCONTROL focused on the analysis of steady-state flow devices, CarnotCycle aimed to analyze ...