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Mostrando ítems 417-436 de 1392
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Detection of Sociolinguistic Features in Digital Social Networks for the Detection of Communities
(Cartagena de Indias, 2020-03-13)The emergence of digital social networks has transformed society, social groups, and institutions in terms of the communi cation and expression of their opinions. Determining how language variations allow the detection of ... -
Deterioro y conflictos ambientales alrededor de la actividad pesquera en la ciénaga castañal en El Peñón Bolívar : aportes para la sostenibilidad del territorio /
(2020)Este estudio aborda el estado de la actividad pesquera y sus implicaciones económicas ambientales y sociales en la ciénaga Castañal en el municipio de El Peñón Bolívar como consecuencia del deterioro del recurso íctico. ... -
Determination of the optimal range of the compressor inlet air temperature in a power plant with stig cycle through of advanced exergetic analysis
(Cartagena de Indias, 2019)Conventional exergy analysis identifies the more inefficient components; however, this doesn’t regard interaction between components, neither real improvement potential to each component of the system, this information is ... -
Determination of the Voltage Stability Index in DC Networks with CPLs: A GAMS Implementation
(Springer, 2019)This paper addresses the voltage collapse analysis in direct-current (DC) power grids via nonlinear optimization approach. The formulation of this problem corresponds to an optimization problem, where the objective function ... -
Determining Changes in Mangrove Cover Using Remote Sensing with Landsat Images: a Review
(Cartagena de IndiasCampus TecnológicoIngeniería Ambiental, 2023-12-22)Mangroves are ecosystems within the intertidal zone of tropical and subtropical coasts; they offer ecosystem services such as protection from coastal erosion and storms and flood control, act as carbon sinks and are also ... -
Determining factors for the creation of innovation-based ventures
(Cartagena de Indias, 2022)This research aims to determine the impact of internal and external factors of Social Capital, Entrepreneurial Self-Efficacy, and Person-Entrepreneurship Fit in the transition of nascent entrepreneurs toward venture creation. ... -
Developing a Robust Acquisition System for Fringe Projection Profilometry
(Institute of Physics Publishing, 2019)Since Fringe Projection Profilometry (FPP) is an intensity-based coding strategy, it is prone to improper optical setup arrangement, surface texture and reflectance, uneven illumination distribution, among others. These ... -
Developing an indicator for material selection based on durability and environmental footprint: A Circular Economy perspective
(Cartagena de IndiasCampus TecnológicoIngeniería Mecánica, 2020-05-19)The Circular Economy comprises several strategies to enhance the sustainability of products. However, most of the research in this area has focused on Recycling, Recovering and final disposal. Strategies for lifespan ... -
Development and Characterization of Plantain (Musa paradisiaca) Flour-Based Biopolymer Films Reinforced with Plantain Fibers
(Cartagena de Indias, 2022-02-15)Agroindustrial wastes are a cheap and abundant source of natural fibers and acromolecules that can be used in the manufacturing of biocomposites. This study presents the development and thermo-mechanical characterization ... -
Development and implementation of an optical profilometer by laser triangulation
(Cartagena de Indias, 2020)Profilometers are instruments commonly used in surface metrology tasks. These instruments play a key role in the industry, such as in manufacturing and quality assurance. However, conventional profilometry techniques require ... -
Development and validation of a prototype for the on-line simultaneous analysis of quality caprolactam synthesized on an industrial scale
(Cartagena de IndiasCampus Tecnológico, 2022-12-05)Caprolactam is a highly useful monomer obtained through the Beckmann arrangement, which generates large profits worldwide and is widely used in different industries. During the synthesis process, various components can be ... -
Development and/or change of the notion of permanent object and operative causality: Empirical evidence in the frst year of life
(Fundacion para el Avance de la Psicologia, 2013)This study examines the notion of permanent object during the first year of life, taking into account the controversy of two approaches about the nature of change: developmental change and cognitive change. Using a ... -
Development of a Measurement System Using Infrared Spectroscopy-Attenuated Total Reflectance, Principal Component Analysis and Artificial Intelligence for the Safe Quantification of the Nucleating Agent Sorbitol in Food Packaging
(Cartagena de IndiasCampus Tecnológico, 2024-04-15)Sorbitol derivatives and other additives are commonly used in various products, such as packaging or food packaging, to improve their mechanical, physical, and optical properties. To accurately and precisely evaluate the ... -
Development of an online optical prototype for the simultaneous analysis of defects or gels in industrially synthesized polypropylene films. Part 1: Comparison with ASTM D 3351–93 methods
(Cartagena de IndiasCampus Tecnológico, 2024-04-01)Polypropylene (PP) films are crucial in various industrial applications, from packaging to medical prod ucts. However, a common challenge in PP manufacturing is the presence of gel-like defects. These gels are minor defects ... -
Development of films based on chitosan, gelatin and collagen extracted from bocachico scales (Prochilodus magdalenae)
(Cartagena de IndiasCampus Tecnológico, 2024-01-24)Biodegradable biopolymers from species of the animal kingdom or their byproducts are sus tainable as ecological materials due to their abundant supply and compatibility with the envi ronment. The research aims to obtain a ... -
Development of heat transfer and pressure drop correlations in twisted tube heat exchangers
(Cartagena de Indias, 2020)Heat transfer in concentric twisted tubes exchangers has several applications in the chemical and food industry mainly due to its compact structure and high transport coefficients, however, its use has been limited as a ... -
Development of Living Documents and Experimentation with the Physical World as Strategies for the Retention and Attraction of Undergraduate Students in Programming Courses
(Cartagena de Indias, 2021)This article describes the pedagogical strategies planned within the Computer and Systems Engineering program attached to the Faculty of Engineering of the University - before the COVID-19 pandemic, to attract the attention ... -
Diagnosis of solidarity organizations of the artistic-cultural sector in Córdoba and Sucre
(Cartagena de Indias, 2020)This study from the creative and solidarity economy industries, aimed to diagnose the artistic-cultural solidarity organizations in the Colombia´s department Córdoba and Sucre, by reviewing external and internal factors, ... -
Diagnosis of the impact of work stress on construction project teams
(Cartagena de Indias, 2021)El estrés laboral afecta en diferentes niveles y severidad a los trabajadores del mundo sin importar la actividad que realicen, aunque claramente las reacciones de cada uno se manifiestan de diversas maneras. Por otra ... -
Diagnóstico de la madurez de la gestión de proyectos en el sector la construcción en la ciudad de Cartagena
(Cartagena de Indias, 2020-11)Esta investigación contribuye a la evaluación de la gestión de proyectos en el sector de obras civiles y metalmecánicas en la ciudad de Cartagena, determinando el nivel de madurez organizacional por empresas y del sector, ...
Universidad Tecnológica de Bolívar - 2017 Institución de Educación Superior sujeta a inspección y vigilancia por el Ministerio de Educación Nacional. Resolución No 961 del 26 de octubre de 1970 a través de la cual la Gobernación de Bolívar otorga la Personería Jurídica a la Universidad Tecnológica de Bolívar.