Vol. 13 No. 1 (2009)

Published January 26, 2009
January-June

Articles

Tania Chanagá-Quiroz, Sonia Giraldo-Duarte, Luis Almanza-Pubiano
Modification of the zeolite-matrix ratio in FCC catalysts and its impact on yields and quality of middle distillates
PDF (Spanish)
Héctor Luis Muñoz-Fernández, Luis Ángel González-Mendoza, Darío Yesid Peña-Ballesteros
Evaluation of the corrosion-erosion rate on API 5L grade 65 steel in a brine-CO2-SiO2-mineral oil system, by electrochemical techniques
PDF (Spanish)
Ana Sofía Figueroa-Infante, Elsa Beatriz Fonseca-Santanilla, Fredy Alberto Reyes-Lizcano
Physicochemical and micromorphological evaluation of asphalt modified with recycled materials
PDF (Spanish)
Arturo Fajardo-Jaimes, Fernando Ojeda-Ruiz, Abdel Karim Hay-Harb, Gabriel Perilla-Galindo
Modelling of a rectifier with unity power factor in half bridge configuration
PDF (Spanish)
Carlos Eduardo Fúquene-Retamoso, Nazly Bibiana Córdoba-Pinzón, Jaime Andrés Lara-Borrero, Sandra Méndez-Fajardo
Evaluation of environmental impact diminution when recycled material is used for threaded unions
PDF
María Ximena Dueñas-Reyes
Searching for true information with spatial data mining
PDF (Spanish)
Zeida María Solarte-Astaíza, Óscar Mauricio Caicedo-Rendón, Javier Imbuz, Milton Ausecha
Billing and payment platform in ubiquitous environments
PDF (Spanish)
Stella Maris Vazquez
Academic performance and learning styles in engineering students
PDF (Spanish)