Browsing Investigaciones by Title
Now showing items 249-268 of 1467
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Backflow air and pressure analysis in emptying a pipeline containing an entrapped air pocket
(Taylor and Francis Ltd., 2018)The prediction of the pressure inside the air pocket in water pipelines has been the topic for a lot of research works. Several aspects in this field have been discussed, such as the filling and the emptying procedures. ... -
Background intensity removal in Fourier transform profilometry: A comparative study
(OSA - The Optical Society, 2016)We study the removal of the background intensity of fringe patterns via Empirical Mode Decomposition and the Hilbert Transform. Simulation results show that the latter provides a suitable background compensation with minimal ... -
Background intensity removal in structured light three-dimensional reconstruction
(Institute of Electrical and Electronics Engineers Inc., 2016)In Fourier Transform Profilometry, a filtering procedure is performed to separate the desired information (first order spectrum) from other unwanted contributions such as the background component (zero-order spectrum). ... -
Beer snobs do exist: Estimation of beer demand by type
(Colorado State University, 2014)Although mass-produced beers still represent the vast majority of U.S. beer sales, there has been a significant growth trend in the craft beer segment. This study analyzes the demand for beer as a differentiated product ... -
Beneficios de la cultura de diversidad e inclusión y liderazgo de género en las organizaciones /
(2020)En el presente artículo se pretende estudiar los beneficios de la cultura de diversidad e inclusión y liderazgo de género en las organizaciones, a través de un abordaje descriptivo y cualitativo de los conceptos de liderazgo ... -
Beneficios de la gestión de activos a nivel empresarial /
(2020)Según el IAM (Institute of Asset Management), "cualquier objeto tangible o intangible que una empresa puede controlar es considerado un activo, como un equipamiento, un predio o un vehículo. Sin embargo, muchas empresas ... -
Beneficios de la gestión de conocimiento en empresas constructoras para el desarrollo de sus proyectos de obras civiles en el sector agroquímico de la ciudad de Cartagena /
(2020)La presente investigación surge de la necesidad que tienen las empresas constructoras de ser sostenibles y altamente competitivas en su contexto comercial, llevando cabo procesos de interiorización de buenas prácticas y ... -
Bibliobrabot: Diseño de un Brazo Robotico Asistente en Biblioteca para Discapacitados en Silla de Ruedas
(Cartagena de Indias, 2020-12-24)Libraries require physical adaptation to strengthen inclusion and equal accessibility for all people. This paper presents an assistant robot design focused on wheelchair users who demand library services. It is proposed ... -
Biblioburros: Retos educativos desde la Colombia
(Cartagena de IndiasDerecho, 2024-06-04)Colombia profunda es una denominación otorgada a aquellos centros poblados ubicados en territorios apartados y donde la actuación del Estado difícilmente puede materializarse. En consecuencia, en estos contextos se tienen ... -
Bibliometric analysis in motorcycle accident research: a global overview
(Springer Netherlands, 2019)770 million motorcycles are estimated on the roads. Motorcyclists represent more than 380,000 annual deaths worldwide. 28% of the global fatalities in the roads in 2016. With the increase of the accident rate, studies have ... -
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 ... -
Bibliometric analysis of the potential of technologies in the humanitarian supply chain
(Cartagena de Indias, 2021-12-01)This study presents a bibliometric analysis of research on technology in the humanitarian supply chain. The methodology includes performance analysis and science mapping to explore the application of technologies in ... -
Bibliometría : impacto de la ética en la cadena de suministro /
(2020)El objetivo de este estudio es analizar las publicaciones académicas existentes relacionadas a la ética en la cadena de suministro con la finalidad de identificar las publicaciones más relevantes y así como sus implicaciones ... -
Las bibliotecas libres en Serena del Mar: Un estudio exploratorio desde Cartagena de Indias (Colombia)
(Cartagena de IndiasCasa Lemaitre, 2023-12-22)En la ciudad de Cartagena de Indias (Colombia), un grupo de habitantes de Serena del Mar consolidó el proyecto de Bibliotecas Libres y consiste en ubicar mobiliario con libros en sectores públicos de este nuevo proyecto ... -
Bilinear Control for Three-Phase Microgrids: A Proportional-Integral Passivity-Based Design
(Cartagena de IndiasCampus Tecnológico, 2020-07-30)A bilinear PI control based on passivity theory for the adequate integration of distributed energy resources (DERs) in ac microgrids is presented in this paper. DERs are integrated into the grid by voltage source converters ... -
Biocontrol of Phytophthora root and stem rot disease in papaya (Carica papaya) plants by Photorhabdus, the symbiont bacterium of Heterorhabditis amazonensis
(Springer Netherlands, 2019)The effect of two strains of Photorhabdus spp. from Heterorhabditis amazonensis and their metabolites was tested against Phytophthora in laboratory conditions and in planta using papaya plants. The in vitro experiments ... -
Biomechanical Analysis of Common Postures during Mobile Phone Use
(Cartagena de Indias, 2020-12-24)The use of mobile phones for long periods of time has been associated with musculoskeletal and vision symptoms. This work uses simplified biomechanical models of the head, neck, back, and forearms to estimate the forces ... -
Bioprospecting of extremophilic perchlorate‑reducing bacteria: report of promising Bacillus spp. isolated from sediments of the bay of Cartagena, Colombia
(Cartagena de IndiasCampus TecnológicoIngeniería Ambiental, 2023-12-12)Three extremophile bacterial strains (BBCOL-009, BBCOL-014 and BBCOL-015), capable of degrading high concentrations of perchlorate at a range of pH (6.5 to 10.0), were isolated from Colombian Caribbean Coast sediments. ... -
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 ... -
Black hole-wormhole transition in (2+1)-dimensional Einstein-anti-de Sitter gravity coupled to nonlinear electrodynamics BLACK HOLE-WORMHOLE TRANSITION in (2+1)- ⋯ PEDRO CAÑATE and NORA BRETON
(American Physical Society, 2018)In this paper we present two results in (2+1) gravity coupled to nonlinear electrodynamics. First we determine the general form of the electromagnetic field tensor in (2+1) gravity coupled to nonlinear electrodynamics in ...
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.
