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    • Linking PM10 and PM2.5 Pollution Concentration through Tree Coverage in Urban Areas 

      Sierra Porta, David; Solano Correa, Yady Tatiana; Tarazona Alvarado, Miguel; Nuñez de Villavicencio, Luis Alberto (Cartagena de Indias, 2023-03-16)
      Particulate matter, PM10 and PM2.5, represents common air pollutants in cities and constitute a considerable threat to public health impacting daily activity of people living in city. In large cities, the main sources of ...

    • Local stable and unstable manifolds for anosov families 

      Muentes Acevedo, Jeovanny de Jesus, (Cartagena de Indias, 2019)
      Anosov families were introduced by A. Fisher and P. Arnoux motivated by generalizing the notion of Anosov diffeomorphism defined on a compact Riemannian manifold. They are time-dependent dynamical systems with hyperbolic ...

    • Location of FACTS Devices in Power Systems: Application to the IEEE 9 bus System 

      Garrido Arévalo, Víctor Manuel; Montoya O.D.; Alba L.F.; Jimenez D. (Institute of Electrical and Electronics Engineers Inc., 2019)
      This paper proposes a methodology to find the location of a flexible transmission system in AC in a power system, based on a nodal order and the analysis of repetitive power flows. To check the proposed methodology, the ...

    • Logistic regression models for predicting daily airborne Alternaria and Cladosporium concentration levels in Catalonia (NE Spain) 

      Vélez-Pereira A.M.; De Linares C.; Canela M.-A.; Belmonte J. (Springer New York LLC, 2019)
      Alternaria and Cladosporium are the most common airborne fungal spores responsible for health problems, as well as for crop pathologies. The study of their behavior in the air is a necessary step for establishing control ...

    • Logí­stica inversa y sustentabilidad: un análisis bibliométrico / 

      Vergara Bujato, Karen, autor.; Salas Navarro, Katherinne, tutor. (2020)
      La logí­stica inversa y la sustentabilidad se ha convertido en una oportunidad para las empresas para mejorar la visibilidad, la rentabilidad y reducir costos de las cadenas de suministros. Estas se encargan de gestionar ...

    • Loneliness and vertical and horizontal collectivism and individualism: A multinational study 

      Aitken Schermer, Julie; Branković, Marija; Čekrlija, Đorđe; Baerg MacDonald, Kristi; Park, Joonha; Papazova, Eva; Volkodav, Tatiana; Iliško, Dzintra; Wlodarczyk, Anna; Kwiatkowska, Magdalena; Rogoza, Radosław; Oviedo-Trespalacios, Oscar; Thi Khanh, Truong; Marcin Kowalski, Christopher; Lins, Samuel; Malik, Sadia; Navarro-Carrillo, Ginés; Aquino, Sibele D.; Doroszuk, Marta; Riđić, Ognjen; Pylat, Natalia; Özsoy, Emrah; Tan, Chee-Seng; Mamuti, Agim; Ardi, v; Jukić, Tomislav; Uslu, Osman; Martinez Buelvas, Laura; Liik, Kadi; Kruger, Gert (Cartagena de Indias, 2023)
      This paper investigates how horizontal and vertical individualism and collectivism predict self-report loneliness in addition to the variance accounted for by age and sex in 28 countries (N = 8,345). Horizontal and vertical ...

    • Long-Term Effects of Degradation on Photovoltaic System Return on Investment 

      Cuadrado, Juan; Martinez, Elizabeth; Puertas, Edwin; Martinez-Santos, Juan Carlos (Cartagena de IndiasCampus TecnológicoMaestría en Ingeniería, 2023-11-24)
      The adoption of photovoltaic (PV) systems has increased significantly in recent years, driven by the demand for off-grid and on-grid residential and commercial applications. However, the high initial investment required ...

    • LoRAWAN network coverage testing design using open-source low-cost hardware 

      Paternina, C.; Arnedo, R.; Domínguez Jiménez, Juan Antonio; Campillo Jiménez, Javier Eduardo (Cartagena de Indias, 2020-12-01)
      The Internet of Things (IoT) is considered to be one of the most radical technological advances of the century. The increasing amount of applications and devices, requires the deployment of a large network infrastructure ...

    • Los imaginarios de la esquina, experiencia simbólica para una ciudad activa, humana y sostenible en el Caribe colombiano / 

      Delgado Acosta, Faleimy, autor.; Marún Uparela, Katleen, tutor. (2020)
      Este trabajo identifica los aspectos simbólicos que contribuyen a generar capacidades des de las experiencias artí­sticas realizadas en las esquinas del Barrio Abajo de Barranquilla entre 2006 y 2019 por parte de la Fundación ...

    • Low-intensity Politicide: Territorialized Extermination of the Partido Revolucionario de los Trabajadores (PRT) in the Colombian Caribbean, 1991-2005 

      Mercado Vega, Armando José (Cartagena de Indias, 2022)
      Objective/Context: The following article analyzes the politicide of the Partido Revolucionario de los Trabajadores (PRT) after signing the peace agreement between this guerrilla group and the Colombian government in 1991. ...

    • LQR-Based adaptive virtual inertia for grid integration of wind energy conversion system based on synchronverter model 

      González, Walter Gil; Montoya, Oscar Danilo; Escobar Mejía, Andrés; Hernández, Jesus C. (Cartagena de Indias, 2021-03-06)
      This paper proposes adaptive virtual inertia for the synchronverter model implemented in a wind turbine generator system integrated into the grid through a back-to-back converter. A linear dynamic system is developed for ...

    • LRemoving Dust Artifacts in Retinal Images via Dictionary Learning and Sparse-Based Inpainting 

      Barrios E.M.; Marrugo A.G.; Millán M.S. (Institute of Electrical and Electronics Engineers Inc., 2019)
      In the field of ophthalmology, retinal images are essential for the diagnosis of many diseases. These images are acquired with a device called the retinal camera. However, often small dust particles in the sensor produce ...

    • Machine learning models for early dengue severity prediction 

      Caicedo-Torres W.; Paternina Á.; Pinzón H. (Springer Verlag, 2016)
      Infection by dengue-virus is prevalent and a public health issue in tropical countries worldwide. Also, in developing nations, child populations remain at risk of adverse events following an infection by dengue virus, as ...

    • Main difficulties of novel university students when preparing a scientific text 

      Vázquez-Miraz, Pedro; Rentería, Camila; Martínez, María José; Zapata, Katherine (Cartagena de Indias, 2020)
      The present research-action work is a descriptive mixed analysis of the micro-writing, macro-writing, methodological and writing in a public presentation errors committed by 46 novel psychology students when they making a ...

    • MAINTENANCE CENTERED ON EXERGY AND EXERGOECONOMIC INDICATORS OF A PREHEAT TRAIN OF A CRUDE OIL DISTILLATION UNIT 

      Fajardo, Juan; Negrette, Camilo; Cardona, Camilo; Yabrudy, Daniel; Barreto, Deibys (Cartagena de Indias, 2022)
      Established or create new ones to plan the cleaning tasks of the heat exchangers. In this work, a maintenance strategy is developed for a preheating train under the Maintenance Centered on Energy Efficiency (MCEE) philosophy, ...

    • Maintenance strategy of a preheat train of crude oil distillation unit based on exergy and exergoeconomic analysis 

      Fajardo, Juan; Negrette, Camilo; Yabrudy, Daniel; Barreto, Deibys; Cardona, Camilo (Cartagena de IndiasCampus TecnológicoIngeniería Mecánica, 2023-12)
      Established or create new ones to plan the cleaning tasks of the heat exchangers. In this work, a maintenance strategy is developed for a preheating train under the Maintenance Centered on Energy Efficiency (MCEE) ...

    • MALDI-TOF MS for the identification of bacteria from Acropora cervicornis samples with White Band Disease 

      Fennix Agudelo, Mary Andrea; Zarza González, Esteban; Sánchez Quitian, Zilpa Adriana; Castellanos, Nuri; Martínez Santos, Juan Carlos; Parra Giraldo, Claudia Marcela; Chavarro Mesa, Edisson (Cartagena de Indias, 2022)
      White Band Disease (WBD) is one of the most harmful coral syndromes in the Caribbean, deteriorating the structure of many corals during the eighties and nineties. Since its etiology is not entirely known, the use of ...

    • Male facial anthropometry and attractiveness 

      Soler C.; Kekäläinen J.; Núñez M.; Sancho M.; Núñez J.; Yaber Goenaga, Iván; Gutiérrez R. (2012)
      The symmetry and masculinity of the face are often considered important elements of male facial attractiveness. However, facial preferences are rarely studied on natural faces. We studied the effect of these traits and ...

    • Manejo de residuos sólidos : el caso del municipio de Buenavista-Sucre. / 

      Pacheco Huertas, William, autor.; Peña Blanco, Mauricio, autor.; Pabón Pereira, Claudia, tutor. (2020)
      El presente trabajo se refiere a una investigación para identificar el nivel de conocimiento que tienen los productores de residuos sólidos sobre el manejo de los mismos, en el municipio de Buenavista-Sucre; con el fin de ...

    • Manifestaciones clínicas de la Insensibilidad congénita al dolor con anhidrosis 

      Santoya-Montes​, Yanin Elena; Puentes Rozo, Pedro (Cartagena de Indias, 2019-02-03)
      La insensibilidad congénita al dolor con anhidrosis (HSAN-IV o CIPA) es una enfermedad rara con sintomatología multisistémica, que impacta el funcionamiento cognitivo, afectando negativamente la calidad de vida los pacientes ...

      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.