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Mostrando ítems 1011-1020 de 1049
Sin remedio: el debate público de la regulación de medicamentos biológicos en Colombia
(Bogotá - Ciencias Humanas - Maestría en Estudios Sociales de la CienciaDepartamento de SociologíaUniversidad Nacional de Colombia - Sede Bogotá, 2020-06-16)
The expiration of patents for biological products in the first decade of the 21st century lead to an intense debate on a global scale due to the entry into the market of the generic versions of these products known as ...
Fabricación de celdas solares y baterías orgánicas, usando como electrolito nanopartículas de plata
(Manizales - Ciencias Exactas y Naturales - Maestría en Ciencias - FísicaDepartamento de Física y QuímicaUniversidad Nacional de Colombia - Sede Manizales, 2020)
The synthesis of silver nanoparticles has been developed by a microwave-assisted hydrothermal method using silver nitrate as a precursor, PEG400 as a stabilizer, and starch as a reducing agent, for the elaboration of an ...
Análisis de la accidentalidad aérea civil colombiana (2009 al 2018) mediante la herramienta “Human Factors Analysis and Classifcation System” – HFACS
(Bogotá - Medicina - Especialidad en Medicina AeroespacialUniversidad Nacional de Colombia - Sede Bogotá, 2020-01-23)
Introduction: Air accidentality has varied its causality. At present, the human factor is responsible for approximately 70 to 80%. Although mechanical or environmental causes have decreased considerably during the 20th ...
Fabricación de acero M2 por vías pulvimetalúrgicas: Modelado computacional y experimental del crecimiento de tamaño de grano en la etapa de sinterización
(Bogotá - Ingeniería - Maestría en Ingeniería - Materiales y ProcesosUniversidad Nacional de Colombia - Sede Bogotá, 2019-12-14)
M tool steels are hard and wear-resistant materials, so it is necessary to control the grain growth, mainly when it is obtained by powder metallurgy of super-solid liquid phase sintering (SLPS). For this reason, this ...
Metodología para la optimización de procesos en la consultoría de diseño de iluminación mediante la implementación de Building Information Modelling BIM
(Bogotá - Artes - Maestría en Construcciónscuela de Arquitectura y UrbanismoUniversidad Nacional de Colombia - Sede Bogotá, 2020-09-01)
The productivity and digitalization failures are a problem that is economically affecting the Colombian AEC small organizations, this is the reason why this research has carried out a background compilation and an evaluation ...
Dispositivo IoT para el control de identificación y movilidad pecuaria
(Bogotá - Ingeniería - Maestría en Ingeniería - TelecomunicacionesUniversidad Nacional de Colombia - Sede Bogotá, 2019-11-05)
In this document, an in-depth analysis is carried out that will allow us to know the importance of livestock identification, giving rise to a term that is currently well known, such as the internet of things, applied to ...
Alternativas de Aprovechamiento del Glicerol
(Bogotá - Ciencias - Maestría en Ciencias - QuímicaDepartamento de QuímicaUniversidad Nacional de Colombia - Sede Bogotá, 2020-08-10)
Glycerol by-product of biodiesel manufacturing has increased consequence of the high use of biofuels on the last 30 years. Likewise, Colombia has 12 biodiesel plants which produce more than 480 KT of biofuel per year, and ...
Efecto de la infección con virus del Zika en la estructura y citoarquitectura neuronal y astroglial en encéfalos de ratones
(Bogotá - Medicina - Maestría en NeurocienciasUniversidad Nacional de Colombia - Sede Bogotá, 2020-12-04)
Zika is a disease caused by a virus that can affect different organs but when it attacks the nervous system during embryonic development, the effects are devastating. Since this neuropathology is of recent origin, the ...
Metabolic manipulation as a strategy for the improvement of the biocrude obtained by hydrothermal liquefaction of microalgae
(Bogotá - Ingeniería - Doctorado en Ingeniería - Ingeniería QuímicaUniversidad Nacional de Colombia - Sede Bogotá, 2020-12-10)
Hydrothermal liquefaction of the microalga was carried out. A response surface methodology was used to explore the effect of reaction temperature, retention time, initial total solids, and biomass composition, as well as ...
Estudio de la borra de café para su uso en formulaciones de liberación controlada de nutrientes
(Universidad Nacional de Colombia - Sede Bogotá, 2019-07-19)
Currently, a big chemical engineering challenge is focus in the design of chemical processes that close production cycles and incorporating waste and products after their use, to a cycle and so reduces the environmental ...