Investigaciones
Envíos recientes
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Los límites de la transparencia en los concursos de mérito para elegir personeros en Colombia
(Cartagena de IndiasDerechoCasa Lemaitre, 2024-12-04)El sistema jurídico colombiano pretende materializar los postulados constitucionales desde las Personerías municipales y distritales, dado que se encargan de promover los derechos humanos y ejercer la potestad disciplinaria. ... -
Fired heaters optimization by estimating real-time combustion products using numerical methods
(Cartagena de IndiasIngenieríaCampus TecnológicoIngeniería Mecánica, 2024-12-09): Fired heaters upstream of distillation towers, despite their optimal thermal efficiency, often suffer from performance decline due to fluctuations in fuel composition and unpredictable operational parameters. These ... -
Energetic and exergoeconomic evaluation of a stig cycle and cooled inlet air gas turbine powered by mixtures of natural gas and H2 in tropical climates
(Cartagena de IndiasIngeniería, 2024-11-07)Using pure hydrogen (H2) or mixtures of H2 and natural gas in gas-fired power plants represents a viable route to decarbonize electric power generation. This study models a system designed to cool the air at the compressor ... -
Shear stress solutions for curved beams: a structural analysis approach
(Cartagena de IndiasIngenieríaCampus TecnológicoIngeniería Mecánica, 2024-12-06)The shear stress on isotropic curved beams with compact sections and variable thickness is investigated. Two new solutions, based on Cook’s proposal and the mechanics of materials approach, were developed and validated ... -
Advanced control strategies for cleaner energy conversion in biomass gasification
(Cartagena de IndiasIngenieríaCampus TecnológicoIngeniería Mecatrónica, 2024-12-06)The escalating climate crisis necessitates urgent and decisive action to mitigate greenhouse gas emissions. Gasification stands out as a highly adaptable process for energy conversion, capable of handling a wide range of ... -
La fiducia mercantil como alternativa para los procesos de sucesión por causa de muerte en Colombia
(Cartagena de IndiasDerechoCampus Tecnológico, 2024-12)En Colombia, el derecho de sucesiones se enmarca en una iusteoría formalista que ha llevado a la inaplicación de sus disposiciones desde las prácticas del conglomerado social. Las causas principales son la excesiva limitación ... -
Data augmentation via warping transforms for modeling natural variability in the corneal endothelium enhances semi-supervised segmentation
(Cartagena de IndiasIngeniería, 2024-11-12)Image segmentation of the corneal endothelium with deep convolutional neural networks (CNN) is challenging due to the scarcity of expert-annotated data. This work proposes a data augmentation technique via warping to enhance ... -
El oficio del reciclador y la educación ambiental: experiencias de recicladores en Cartagena, Colombia
(Cartagena de IndiasCiencias Sociales y Humanidades, 2024-10-10)Durante los últimos años el reciclaje y la educación ambiental en Colombia han tomado relevancia. Las campañas educativas han visibilizado la problemática de no gestionar de manera correcta los residuos, así como las ... -
Potential of caffeic acid as an effective natural antioxidant for polypropylene-polyethylene copolymers: A DFT and experimental study
(Cartagena de IndiasIngeniería, 2024-08-12)Caffeic acid (CAF) i is a polyphenolic compound commonly found in plants, valued for its ability to act as an antioxidant. This study focused on investigating the impact of a natural antioxidant, specifically caffeic acid ... -
Applied investigation of methyl, ethyl, propyl, and butyl mercaptan as potential poisons in the gas phase polymerization reaction of propylene
(Cartagena de IndiasIngeniería, 2024-10-10)The polypropylene (PP) synthesis process is crucial in the plastics industry, requiring precise control as it directly impacts the catalytic activity and the final product’s performance. This study investigates the effects ... -
A discrete-event simulation model with a collaborative and lean logistic approach application to a dairy industry
(Cartagena de IndiasIngenieríaCampus TecnológicoIngeniería Industrial, 2024-09-11)The research introduces a discrete-event simulation model that focuses on implementing a collaborative and lean logistic approach to enhance productivity and competitiveness within a supply chain. The model aims to improve ... -
Computational study on the inhibition mechanisms of the ziegler-natta catalyst in the propylene polymerization process: part 1 effects of acetylene and methylacetylene
(Cartagena de IndiasIngeniería, 2024-10-01)Acetylene and methylacetylene are impurities commonly found in the raw materials used for the production of polymers such as polypropylene and polyethylene. Experimental evidence indicates that both acetylene and methylacetylene ... -
Composite coatings of gellan gum and inulin with lactobacillus casei: enhancing the post-harvest quality of guava
(Cartagena de IndiasIngeniería, 2024-09-09)Guava is a highly sought-after tropical fruit in the market due to its high content of vitamins, minerals, antioxidants, and other phenolic compounds. However, due to its climacteric nature, it has a short post-harvest ... -
A study on the early degradation of the non-additive polypropylene–polyethylene composite sampled between the polymerization reactor and the deactivation-degassing tank
(Cartagena de IndiasIngenieríaCampus Tecnológico, 2024-08-09)The industrial production of polypropylene–polyethylene composites (C-PP-PE) involves the generation of waste that is not usable, resulting in a significant environmental impact globally. In this research, we identified ... -
Three-dimensional object texturing for visible-thermal fringe projection profilometers
(Cartagena de IndiasIngeniería, 2024-09-30)Conventional fringe projection profilometers utilize cameras and projectors in the visible spectrum. Nevertheless, some applications require profilometers with a complementary thermal camera for the infrared spectrum. Since ... -
Anatomy of the economic value generated by a cultural event
(Cartagena de IndiasInstituto IDEEASCampus TecnológicoEconomía, 2024-06-27)El artículo mide los efectos económicos de las decisiones tomadas por dos agentes del sector cultural y creativo. Los gestores de un evento cultural deciden producirlo: movilizan un flujo de artistas y creativos que ... -
QCL infrared spectroscopy combined with machine learning as a useful tool for classifying acetaminophen tablets by brand
(Cartagena de IndiasIngenieríaCampus Tecnológico, 2024-07-28)The development of new methods of identification of active pharmaceutical ingredients (API) is a subject of paramount importance for research centers, the pharmaceutical industry, and law enforcement agencies. Here, a ... -
Revised cross-correlation and time-lag between cosmic ray intensity and solar activity using chatterjee’s correlation coefficient
(Cartagena de IndiasCiencias Básicas, 2024)This study revisits the cross-correlation between cosmic ray intensity (CRI) and solar activity (SA) by comparing traditional Pearson correlation with Chatterjee’s correlation coefficient. Traditional analyses using Pearson ... -
Data collection
(Cartagena de IndiasCiencias Básicas, 2024-09)Data gathering, the first step in generating knowledge, is a process that must proceed in line with communities’ needs and peoples’ practices. In this chapter, authors present case studies showing how technology can expedite ... -
El acceso a internet como derecho humano con alcance socio-colectivo
(Cartagena de IndiasDerechoCampus Tecnológico, 2024-03-17)[Purpose] The article intends to determine if Internet access can be considered as a Human Right according to the postulates of the constitutional generations currently provided for in the Colombian Political Constitution ...
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.
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