Universidad Tecnológica de Bolivar UTB (Colombia): últimos ingresos
Mostrando ítems 181-200 de 11668
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Characterization of Microplastics in Total Atmospheric Deposition Sampling from Areas Surrounding Industrial Complexes in Northwestern Colombia
(Cartagena de Indias, 2022)In this study, the total atmospheric deposition of microplastics in places near an industrial complex in Cartagena, Colombia is evaluated by taking samples at three points at different distances from the industrial zone. ... -
Changes in journalism and its impact on professional autonomy: evidence from The Worlds of Journalism study in seven Latin American countries
(Cartagena de Indias, 2023)The debates on the future of journalism have led to a great deal of research on its changes in the new hyper-digitalized context. However, its impact on press freedom, specifically on editorial autonomy, is unknown. Using ... -
Caribbean Beauty
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Prediction of motorcyclist traffic crashes in Cartagena (Colombia): Development of a safety performance function
(Cartagena de Indias, 2021-05-11)Motorcyclists account for more than 380 000 deaths annually worldwide from road traffic accidents. Motorcyclists are the most vulnerable road users worldwide to road safety (28% of global fatalities), together with cyclists ... -
Career Recommendation System for Validation of Multiple Intelligence to High School Students
(Cartagena de Indias, 2021)Career choice is a critical moment for any student. However, many students worldwide change of path during the first academic year. Vocational tests are tools to help students choose an upper education career by providing ... -
Calculated Torque Control of a Planar Parallel Robot 2-RR
(Cartagena de Indias, 2022)This paper introduces the design, structure and control method of a five-bar planar mechanism with five revolute joints and two degrees of freedom. The control is realized by calculating the torque in the joint space to ... -
Black hole optimizer for the optimal power injection in distribution networks using DG
(Cartagena de Indias, 2021)The optimal sizing of Distributed Generators (DG) in electric power distribution networks is carried out through a metaheuristic optimization strategy. To size DG it is proposed an optimal power flow model is formulated ... -
Bibliometric Analysis of Global Trends around Hydrogen Production Based on the Scopus Database in the Period 2011–2021
(Cartagena de Indias, 2023)Given the increase in population and energy demand worldwide, alternative methods have been adopted for the production of hydrogen as a clean energy source. This energy offers an alternative energy source due to its high ... -
Automated Atrial Fibrillation Detection by ECG Signal Processing: A Review
(Cartagena de Indias, 2021)Cardiovascular diseases are the main cause of death in the world, according to the World Health Organization. Among them, ischemic heart disease is at the top, followed by a stroke. Several studies have revealed that atrial ... -
The Implementation of the Historical Memory Law in the City of Corunna
(Cartagena de IndiasCampus Tecnológico, 2021-07)The following article presents an exploratory study about the implementation in a middle-sized city of the so-called Historical Memory Law (established in 2007). Through heraldry and numismatics, considering the evolution ... -
Audiences vs. disinformation. An exploration during the COVID-19 pandemic in Colombia
(Cartagena de Indias, 2020)On March 25, 2020, the Colombian government decreed mandatory preventive isolation or quarantine because of the covid-19 pandemic. In this framework, an exploratory research was conducted on the consumption habits of ... -
Assessment of the soft skills of the final degree students at UTB: A contrast between engineering and other faculties
(Cartagena de Indias, 2022)The purpose of this research focuses on knowing the perception that end-of-career students of the engineering faculty have about the soft skills that constitute the institutional hallmark of the Technological University ... -
The protection of the cultural heritage of galician emigration in cartagena de Indias (Colombia). Reflections on the conservation of casa galicia
(Cartagena de Indias, 2020)Casa Galicia of Cartagena de Indias (Colombia) is an element of the cultural heritage of this city that used to represent the success of its builders, a Galician emigrant family of the beginning of the 20th century. By ... -
Assessment of Organizational Policies in a Retail Store Based on a Simulation Model
(Cartagena de Indias, 2021)This paper evaluates three organizational policies in a retail store by a discrete simulation model in Simio®. The policies implemented were using one, two, or three express checkouts, cross-trained workers, and allocating ... -
Assessing Forest Cover Loss Using Landsat Images and GIS: A Case Study in Colombian Protected Area
(Cartagena de Indias, 2022)The Corchal “El Mono Hernández” Fauna and Flora Sanctuary is a protected area located in northern Colombia and is home to the Pterocarpus officinalis forest. In this area, however, this forest cover is declining due to ... -
The rider behavior questionnaire to explore associations of motorcycle taxi crashes in Cartagena (Colombia)
(Cartagena de IndiasCampus Tecnológico, 2021-09-08)This study aimed to identify the association between behavioral factors and crashes of motorcycle taxi riders using the Motorcycle Rider Behavior Questionnaire (MRBQ). Methods: This study was a cross-sectional survey of ... -
Assessing and forecasting method of financial efficiency in a free industrial economic zone
(Cartagena de Indias, 2021)Industrial free zones are key to the economic progress of developing countries, making the evaluation and forecast of efficiency in these organisations relevant. This research proposes a three-phase method to evaluate and ... -
The state of optics research in Colombia: a scientometric analysis
(Cartagena de Indias, 2022-03-05)Although there is a perception in the community that the state of optics research in Colombia has reached a mature state with international recognition, to date, there is no study that supports this view quantitatively. We ... -
Thermal Analysis of a Parabolic Trough Collectors System Coupled to an Organic Rankine Cycle and a Two-Tank Thermal Storage System: Case Study of Itajubá-MG Brazil
(Cartagena de IndiasCampus Tecnológico, 2022-11-04)settingsOrder Article Reprints Open AccessArticle Thermal Analysis of a Parabolic Trough Collectors System Coupled to an Organic Rankine Cycle and a Two-Tank Thermal Storage System: Case Study of Itajubá-MG Brazil by ... -
Assembly of polarity, emotion and user statistics for detection of fake profiles Notebook for PAN at CLEF 2020
(Cartagena de Indias, 2020)The explosive growth of fake news on social networks has aroused great interest from researchers in different disciplines. To achieve efficient and effective detection of fake news requires scientific contributions from ...