Revista UGCiencia: Envíos recientes
Mostrando Documentos 21-40 de 79
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Analysis of spinacia oleracea chlorophyll and quantification of albumin using spectrophotometry
Based on pigmentation analysis perceived in objects, which may be explained through physic-chemical analysis, the ultraviolet-visible (UV-VIS) spectrophotometry is realized in this research, in order to analyze the chlorophyll ... -
Extraction of total flavonoids from the outer covering of red onion (Allium cepa)
The purpose of this work was to quantify total flavonoids, expressed in quercetin, of red onion outer covering. Onion samples were acquired from the peasant ecological market in Cali city (Valle del Cauca). Methanol extracts ... -
Caracterización fisicoquímica de una formulación alimentaria a partir de materias primas andinas
Con el propósito de disminuir las altas cifras de desnutrición y malnutrición que se presentan en Colombia y en el mundo, se ha incursionado en el mercado de alimentos funcionales, los cuales tienen una acción benéfica ... -
Phytoremediation of mercury in wastewater from the mining industry
Mining is an industry activity very important but pollutes the environment through exposure to its wastewater containing toxic heavy metals like mercury, which contaminates the water, soil, and the animal and plant wildlife. ... -
Application adapted methodology of data mining in public sector information
This paper describes the results obtained in the application of process knowledge discovery and data mining in public sector information, focused on the description of the monetary and employment status of citizens in ... -
Quantitative determination of antioxidant capacity found in ahuyama seeds (cucurvita máxima), a vegetable typical of the Department of Quindio
Current importance of antioxidants, such as A, E and C vitamin, becomes more important due to their effect on human health. Bearing in mind this fact, the research was carried out using samples of ahuyama seeds, in the ... -
Diseño de ecuaciones estructurales para el concepto de sostenibilidad en la agroindustria del plátano en Quindío-Colombia
El concepto de sostenibilidad se soporta en la integración de tres pilares fundamentales, los cuales son el económico, social y ambiental, que se convierten en ejes centrales para analizar los factores de seguridad alimentaria ... -
Uso de bioindicadores para la evaluación de la calidad del agua en ríos: aplicación en ríos tropicales de alta montaña / Revisión corta
Este artículo presenta una revisión acerca del uso de bioindicadores para la evaluación de la calidad del agua en ríos. El objetivo es presentar investigaciones relacionadas con el biomonitoreo y el uso de distintos ... -
Editorial
Nos es muy grato presentar este nuevo número de la Revista UGCIENCIA de la Facultad de Ingenierías, dedicado a temas de interés en las diferentes ramas de la Ingeniería y profesiones afines, agradecemos a todos los autores ... -
Determination of the heat transfer parameters during cooking maize buns yellow
The buns are indigenous foods prepared from corn dough, these are wrapped in the corn leaves and cooked by boiling. In this research were determined the parameters of the heat transfer during the process of cooking of buns ... -
Analysis of international roughness index. Application to Enrique Olaya Herrera Airport in Medellín, Colombia
The international roughness index surges as the need to worldwide unify criteria to measure terminated pavement quality, where transportation management is a very critical aspect within the logistic system, and where any ... -
Una experiencia sobre evaluación de la gestión ambiental a través de la auditoria regular al municipio de Armenia
 La necesidad de formular y ejecutar procesos sistémicos de gestión y política ambiental, adquiere cada día mayor relevancia desde el momento en que se comprenda que es fundamental la intervención del Estado y sus entes ... -
Analysis of socio-environmental problem in the Municipality of Ubaque (State of Cundinamarca), from the institutional management, and participation
Knowledge and analysis of socio-environmental of Ubaque, that is, in the connection of the natural base with social processes and governability, including participation, led to validate a proposed hypothesis: “Socio-en ... -
Fungicidal effect of chitosan on rust inoculated in coffee
In Colombia, coffee growing is one of the most important crops, and it is carried out almost in the whole territory, the Arabic Coffea with multiple varieties is grown; the most popular and best flavor is Caturra, which, ... -
Efecto de la temperatura y tiempo de fritura sobre propiedades físicas de aros de cebolla
En los últimos años, las tendencias en el sector alimentario se han inclinado hacia los productos listos para el consumo, segmento en el cual, la cebolla mediante un proceso de fritura podría impactar a la población; sin ... -
Design of chemical solutions for extraction of deoxyribonucleic acid in biotechnological products
One of the techniques used to identify organisms genetically modified or transgenic, is polymerase chain reaction. For such purpose, the deoxyribonucleic acid of extendable quality and at proper concentrations is collected ... -
Adjusting a model to estimate humidity content of soil by using TVDI in the State of Sinaloa, Mexico
There are various direct and indirect methods used to estimate soil humidity. In remote perception or tele-detection, the TVDI, (Temperature-Vegetation Dryness Index), may be used, which uses terrestrial surface temperatures, ... -
Thermodynamics: A tool for analysis in food chemistry
Thermodynamics is a basic science which states rules for conversion of matter and energy from one form to another. Thermodynamics impose physical limits for development and evolution in the world. Thermodynamic standards ... -
Prototype of a parabolic solar collector for production of electrical energy
The purpose of this research project was to design a prototype of a parabolic solar collector real tracking reflector that provides sufficient thermal energy to be used either by industry or home energy demand. Â The project ... -
Aprendizaje del sistema aditivo y multiplicativo de los números enteros mediante la asistencia de objetos virtuales de aprendizaje
El presente artículo sintetiza una investigación llevada a cabo con estudiantes de grado séptimo de la I.E. CASD de la ciudad de Armenia (Q), sobre el aprendizaje del sistema aditivo y multiplicativo de los números enteros, ...