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Biohydrogen from activated sludge from textile wastewater treated with low doses of gamma radiation
ArticleAbstract: The purpose of this work was to evaluate the production of biohydrogen by activated sludge residuesPalabras claves:Biohydrogen, Dark fermentation, Gamma radiation, Irradiation, Microbial electrolysis cellsAutores:Celso Guillermo Recalde Moreno, David Jaramillo, Denys López, Diana Aguay, Franklin Fiallos, Mario Pérez, V. J. GarcíaFuentes:scopusEntrepreneurship with technological added value from micro, small and medium enterprises and its contribution on the economic growth of Ecuador
ArticleAbstract: Little importance is given to the contribution of technological added value in the sustainability ofPalabras claves:economic growth, scientific productivity, smes, Technological added valueAutores:Celso Guillermo Recalde Moreno, David Jaramillo, José Muñoz, Silvana Zuñiga, V. J. GarcíaFuentes:scopusProduction and quality levels of construction materials in Andean regions: A case study of Chimborazo, Ecuador
ArticleAbstract: An important economic activity in the province of Chimborazo is the manufacturing and production ofPalabras claves:Construction materials, ECUADOR, Mechanical Testing, Physical characterisation, Quality controlAutores:Ávila-Vega C.F., David Jaramillo, Oscar A. Cevallos, Ximena AldazFuentes:scopus