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Construction, development and tests of a low cost, high efficiency stove-boiler for low calorific power biomasses
ArticleAbstract: According to World Health Organization [1], 3000000 million people cook and heat their houses with oPalabras claves:BIOMASS, Boiler, ENERGY SAVING, Heat Transfer, Kitchen, StoveAutores:Eduardo Onofa-Cuichán, Estefanía Armas-Figueroa, Luis Velasco-Roldán, Reinaldo Delgado-GarciaFuentes:googlescopusInfluence of water/cement ratio, and type and concentration of chemical additives on the static and dynamic yield stresses of Portland cement paste
ArticleAbstract: The influence of water/cement w/c ratio, and type and concentration of two chemical additives, lignoPalabras claves:Cement paste, Dynamic yield stress, Lignosulfonates, Polycarboxylates, Static yield stressAutores:Adarve-Castro A., F. J. Rubio-Hernández, Nicolás Marcelo Páez-Flor, Reinaldo Delgado-Garcia, Velázquez-Navarro J.F.Fuentes:googlescopus