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Editorial to the Special Issue on “Ocular Imaging for Eye Care”
(Cartagena de Indias, 2022-07-08)The need for fast, inexpensive, and robust medical technology is now more crucial than ever. Ocular imaging and visual performance assessment are integral parts of ophthalmic examination, and are necessary for many clinical ... -
Educación ambiental y cultural para el desarrollo sostenible : el caso de la comunidad pesquera del complejo lagunar El Pajaral- Ciénaga Grande De Santa Marta /
(2020)Determinar los aspectos formativos, que la educación ambiental y cultural puede aportaren favor del desarrollo sostenible en la comunidad del complejo Pajaral en su relación con la Ciénaga Grande de Santa Marta, ante el ... -
Educación musical y generación de capacidades: el caso de la Institución Educativa de La Boquilla (Cartagena de Indias) /
(2020)Este artículo sintetiza los resultados del ejercicio de sistematización bajo el enfoque cultural para el desarrollo (EDC) de la experiencia del proyecto educativo musical de la Institución Educativa de La Boquilla. En ... -
Educating the Global-Minded Business Professional and Manager
(Cartagena de Indias, 2020)One of the main concerns in human resource management around the world is how education is encouraging the understanding of global issues, cultures, technological changes and social trends to make appropriate decisions in ... -
Education: emerging relationships in the search for the formation of the other
(Cartagena de Indias, 2023)Purpose: This article describes the findings of a phenomenological study whose purpose was to understand the essence of education from the analysis of the relationships emerging between the main educational actors (professors ... -
EEG feature selection for ADHD detection in children
(Cartagena de Indias, 2020-11-03)Attention deficit and hyperactivity disorder (ADHD) is a medical condition that affects approximately 7% of children worldwide. The diagnosis of ADHD can be done using psychological tests and electroencephalography (EEG). ... -
Efectos del covid-19 sobre la salud física, mental y emocional en los colaboradores de la empresa Jonán S.A. Cartagena, Bolívar /
(2020)La pandemia por Covid-19 que se originó en Wuhan (China) el pasado diciembre de 2019, ha tenido consecuencias importantes en el mundo y en la vida de los colombianos. Debido al confinamiento y al aislamiento social que han ... -
Effect of a commercial air valve on the rapid filling of a single pipeline: A numerical and experimental analysis
(MDPI AG, 2019)The filling process in water pipelines produces pressure surges caused by the compression of air pockets. In this sense, air valves should be appropriately designed to expel sufficient air to avoid pipeline failure. Recent ... -
Effect of Addition of Polyurea as an Aggregate in Mortars: Analysis of Microstructure and Strength
(Cartagena de Indias, 2022)The addition of polymers in construction is a new tendency and an important step toward the production of structures with better functional properties. This work investigates the addition of polyurea (PU) as a polymeric ... -
Effect of deficit irrigation on yield, quality, and costs of the production of native spearmint
(American Society of Civil Engineers (ASCE), 2014)Water-saving strategies aimed at improving water use efficiency need to be applied in agriculture today to ensure sustainable use of scarce water resources. This article presents results of a 2-year study done at Washington ... -
Effect of pyrolysis, impregnation, and calcination conditions on the physicochemical properties of TiO2/Biochar composites intended for photocatalytic applications
(Cartagena de IndiasCampus TecnológicoIngeniería Ambiental, 2023-06-02)Biochars are outstanding materials obtained from the pyrolysis of biomass, possessing unique physicochemical properties that are attractive for many environmental applications, including photocatalysis. In this work, we ... -
EFFECT of the ENVIRONMENTAL CONDITIONS of TROPICAL CLIMATES on the PERFORMANCE PARAMETERS of A GAS TURBINE POWER GENERATION PLANT Fajardo J. ; Barreto D. ; Castro T. ;
(Cartagena de Indias, 2020)It is known that high temperatures adversely affect the performance of gas turbines, but the effect of the combination of atmospheric conditions (temperature and relative humidity -RH- ) on the operation of this type of ... -
Effect of the financial structure on the liquidity risk of SMEs in Cartagena as a base of project formulation
(Cartagena de IndiasContaduría Pública, 2023-06-09)The Liquidity Risk in Small and Medium Enterprises - SMEs in the City of Cartagena-Colombia is analyzed, based on the determination of their Capital Structure. The variables, liquidity risk (dependent) and capital structure ... -
Effect of the non-stationarity of rainfall events on the design of hydraulic structures for runoff management and its applications to a case study at Gordo Creek watershed in Cartagena de Indias, Colombia
(MDPI AG, 2018)The 24-h maximum rainfall (P 24h-max ) observations recorded at the synoptic weather station of Rafael Núñez airport (Cartagena de Indias, Colombia) were analyzed, and a linear increasing trend over time was identified. ... -
Effect of Speckle Filtering in the Performance of Segmentation of Ultrasound Images Using CNNs
(Cartagena de Indias, 2022)The convolutional neural networks (CNNs) as tools for ultrasound image segmentation often have their performance affected by the low signal-to-noise ratio of the images. This prevents a correct classification and extraction ... -
Effective Perihelion Advance and Potentials in a Conformastatic Background with Magnetic Field
(Hindawi Limited, 2016)Exact solutions of the Einstein-Maxwell field equations for a conformastatic metric with magnetized sources are investigated. In this context, effective potentials are studied in order to understand the dynamics of the ... -
Effectiveness of a visual noise warning system on noise levels in a surgical ICU: A quality improvement programme
(Lippincott Williams and Wilkins, 2019)BACKGROUNDThe effects of noise are harmful to patients in the ICU environment, and the latter are particularly noisy places. High noise levels seem to be a factor in sleep disturbance, which can, in turn, result in increased ... -
Effects of Different Concentrations of Arsine on the Synthesis and Final Properties of Polypropylene
(Cartagena de Indias, 2022-07-31)This article studies the effects of arsine on the synthesis and thermal degradation of 4 sam ples of virgin polypropylene (PP-virgin) and proposes reaction mechanisms that allow understanding of its behaviour. Different ... -
Effects of orifice sizes for uncontrolled filling processes in water pipelines
(Cartagena de Indias, 2022-03-12)The sizing of air valves during the air expulsion phase in rapid filling processes is crucial for design purposes. Mathematical models have been developed to simulate the behaviour of air valves during filling processes ... -
Efficiency analysis trees as a tool to analyze the quality of university education
(Cartagena de Indias, 2023)This research aims to design a quality management tool in education. The methodology comprises two stages: first, the construction of the decision tree model, and second, the efficiency evaluation. For the validation and ...
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.