DYNA: revista de la Facultad de Minas. Universidad Nacional de Colombia. Sede Medellín

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  Año 2011, Vol. 78, Número 170. Texto Completo Ejemplar

  • Moisture adsorption isotherms in yellow pitahaya (selenicereusmegalanthus)

    Alfredo Adolfo Ayala Aponte, Liliana Serna Cock, Gloria Rodríguez de la Pava

    • Resumen
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    págs. 7-14

    

  • Real roots of nonlinear systems of equations through a metaheuristic algorithm

    Iván Amaya Contreras, Jorge Cruz Duarte, Rodrigo Correa Cely

    • Resumen
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    págs. 15-23

    

  • Numerical simulation of the instability line based on laws of physics

    Alfonso M. Ramos, José E. Andrade, Arcesio Lizcano Peláez

    • Resumen
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    págs. 24-30

    

  • Hybrid approach for an optimal adjustement of a knowledge-based regression technique for locating faults in power distribution systems

    Ever Correa Tapasco, Juan José Mora Flórez, Sandra Milena Pérez Londoño

    • Resumen
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    págs. 31-41

    

  • Advanced spatial metrics analysis in cellular automata land use and cover change modeling

    Alexander Zamyatin, Pedro Nunes Cabral

    • Resumen
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    págs. 42-50

    

  • Design cycle of a robot for learning and the development of creativity in engeneering

    Juan Sebastián Álvarez Chavarría, Jovani Alberto Jiménez Builes, Juan Fernando Ramírez Patiño

    • Resumen
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    págs. 51-58

    

  • Cosmodel: An interaction model for social network games

    Miguel Ángel Niño Zambrano, Hendrys Tobar Muñoz, Jonatan Lemos Zuluaga

    • Resumen
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    págs. 59-69

    

  • Artificial intelligence planning techniques for adaptive virtual course construction

    Néstor Darío Duque Méndez, Demetrio Arturo Ovalle Carranza

    • Resumen
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    págs. 70-78

    

  • Comparison of frequency response and neural network techniques for system identification of an actively controlled structure

    Daniel Gómez Pizano

    • Resumen
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    págs. 79-89

    

  • Safeguard plan management for heritage buildings: Development of a spatial information system

    Ángel Luis Muñoz Nieto, Diego González Aguilera, Pablo Rodríguez Gonzálvez, Juan Mancera Taboada

    • Resumen
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    págs. 90-97

    

  • The selection of a mode of urban transportation: Integrating psychological variables to discrete choice models

    Jorge Eliécer Córdoba Maquilón, John Posada Henao, Carlos A. González Calderón

    • Resumen
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    págs. 98-105

    

  • Degredation properties of reinforced concrete walls with openings

    Julián Carrillo, Sergio M. Alcocer

    • Resumen
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    págs. 106-115

    

  • Influence of rainfall intensity on infiltration and deformation of unsaturated soil slopes

    Edwin Fabián García Aristizábal, Carlos Alberto Riveros Jerez, Manuel Alonso Builes Brand

    • Resumen
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    págs. 116-124

    

  • An integrated remediation system using synthetic and natural zeolites for treatment of wastewater and contaminated sediments

    Carlos Alberto Ríos Reyes, Danen Appasamy, Clive L. Roberts

    • Resumen
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    págs. 125-134

    

  • Field study of experimental antifouling paint formulations

    Franklin Jaramillo, Juan Guillermo Castaño González, Félix Echeverría Echeverría

    • Resumen
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    págs. 135-143

    

  • Preliminary analysis of biomass potentially useful for producing biodiesel

    Gerardo Cabrera Cifuentes, Juan Carlos Burbano Jaramillo, José Isidro García Melo

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    págs. 144-151

    

  • Performance and emissions of a heavy duty diesel engine fuelled with palm oil biodiesel and premium diesel

    Helmer Rodolfo Acevedo Gamboa, Juan Miguel Mantilla González

    • Resumen
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    págs. 152-158

    

  • Promoting effect of mo on pd / g-al2o3 supported catalysts in the oxidative dehydrogenation of propane

    Hugo Ricardo Zea Ramírez, J. L. Figueiredo, Luis Carballo

    • Resumen
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    págs. 159-166

    

  • Modeling and experimental validation to estimate the energy balance for a poultry house with misting cooling

    Jairo Alexander Osório Saraz, Ilda de Fátima Ferreira Tinoco, Keller Sullivan Oliveira Rocha, Marcio Aredes Martins, Marcos Oliveira De Paula

    • Resumen
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    págs. 167-174

    

  • Integrated dynamic model of the alkaline delignification process of lignocellulosic biomass

    John Fuertez, Ángela Ruiz, Hernán Darío Álvarez Zapata, Alejandro Molina

    • Resumen
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    págs. 175-184

    

  • Ethanol production from paper sludge using kluyveromyces marxianus

    Lina María Madrid, Juan Carlos Quintero Díaz

    • Resumen
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    págs. 185-191

    

  • Electrical furnace for producing carbide coatings using the thermoreactive deposition/diffusion technique

    Fabio Enrique Castillejo Nieto, Diana Maritza Marulanda, Olivo Rodriguez, John Jairo Olaya Flórez

    • Resumen
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    págs. 192-197

    

  • Mössbauer and xrd analysis of corrosion products of carbonated alkali-activated slag reinforced concretes

    William A. Aperador Chaparro, Jorge Bautista, Enrique Vera López

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    págs. 198-203

    

  • Modeling of an oscillatory freely-rotating cutting brush for street sweeping

    Libardo V. Vanegas Useche, Magd M. Abdel Wahab, Graham A. Parker

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    págs. 204-213

    

  • Motor current signature analysis and negative sequence current based stator winding short fault detection in an induction motor

    Silvia Oviedo, Jabid Eduardo Quiroga Méndez, Carlos Borrás Pinilla

    • Resumen
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    págs. 214-220

    

  • A methodological model to assist in the optimization and risk management of mining investment decisions

    José A. Botín, Ronald R. Guzmán, Martin L. Smith

    • Resumen
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    págs. 221-226

    

  • Natural resources sustainability: Iron ore mining

    Luis de la Torre Palacios

    • Resumen
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    págs. 227-234

    

  • Effect of sedimentary and metamorphic aggregate on static modulus of elasticity of high-strength concrete

    Juan Manuel Lizarazo Marriaga, Lucio Guillermo López Yépez

    • Resumen
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    págs. 235-242

    

  • A new classification of geological resources

    Josep Maria Mata i Perelló, Roger Mata Lleonart, Carla Vintró Sánchez

    • Resumen
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    págs. 243-249