Results 11 to 20 of about 50,903 (127)

New advances in the carbonation of aluminous cement. Alkaline hydrolisis

open access: yesMateriales de Construccion, 1999
The carbonation process of aluminous cement in presence of high alkali content is studied. In this work, the formation of a compound which formula is close to K4Al6(CO3)11-x(OH)2x(H2O)y is shown for the studies samples. The aluminous cement carbonation
L. Fernández-Carrasco   +3 more
doaj   +1 more source

Mechanical and acoustical evaluation of bio-based composites made of cork granulates for acoustic ceiling tiles

open access: yesMateriales de Construccion, 2022
This work is a study about new acoustic panels made of cork granulates coming from stopper by-products to be used as acoustic ceilings tiles, providing a sustainable and environmentally friendly alternative to traditional building materials.
R. Maderuelo-Sanz   +4 more
doaj   +1 more source

Calcium aluminate cement hydration in a high alkalinity environment

open access: yesMateriales de Construccion, 2009
The present paper forms part of a broader research project that aims primarily to devise new cementitious products via the alkali activation of silico-aluminous materials.
C. Pastor   +3 more
doaj   +1 more source

Modifications induced by adding natural zeolitic pozzolans to cement paste

open access: yesMateriales de Construccion, 2005
Volcanic pozzolans owe their pozzolanic activity chiefly to the presence of vitreous or zeolitic material rich in SiO2, and Al20y compounds that react with the portlandite produced during cement hydration to generate amorphous gels with cementitious ...
M. T. Blanco-Varela   +3 more
doaj   +1 more source

¿Impacta la futura línea de metro en los precios de departamentos?. Un estudio para Ñuñoa y Santiago Chile

open access: yesUrbano, 2018
La investigación que se expone busca discutir el impacto en el precio de departamentos nuevos, estimando el efecto de la distancia a estaciones de metro de la nueva línea 3, en Santiago de Chile.
Carlos Andres Aguirre-Nuñez   +2 more
doaj   +1 more source

Metodología de análisis de forjados autotesados de madera

open access: yesInformes de la Construccion, 2017
Se describe un sistema de autotesado constituido por un dispositivo multiplicador de fuerza que acoplado a los apoyos extremos del elemento estructural resulta capaz de convertir la resultante vertical de las acciones gravitatorias en una acción efectiva
F. Suárez-Riestra   +2 more
doaj   +1 more source

Valoración del paisaje y del impacto paisajístico de las construcciones en el Páramo Leonés

open access: yesInformes de la Construccion, 1996
El artículo que se recoge en las páginas siguientes resume la metodología seguida y las conclusiones obtenidas en un estudio sobre la valoración del paisaje y del impacto paisajístico de las construcciones realizado en el Páramo Leonés durante la ...
Isabel Otero   +2 more
doaj   +1 more source

Research about the pozzolanic activity of waste materials from calcined clay

open access: yesMateriales de Construccion, 2001
To recycle and reutilise waste materials and find definite applications for their use, it is necessary to have a deep knowledge of them. The aim of this study is to study the possibility of using waste materials from calcined clay, actually ceramic tile,
M. I. Sánchez de Rojas   +4 more
doaj   +1 more source

Catholic Values and Gender Politics in the Colombian Mass Media: Acción Cultural Popular (ACPO) in the 1970s

open access: yesGender &History, EarlyView.
ABSTRACT The 1970s were a decade of huge change for women in Colombia, from the legalisation of divorce to increased access to education, labour market participation and contraception. This article examines how the Catholic non‐governmental organisation Acción Cultural Popular (Popular Cultural Action, ACPO) responded to women's changing roles and ...
Anna Cant
wiley   +1 more source

Impacto energético y emisiones de CO2 del edificio con soluciones alternativas de fachada

open access: yesInformes de la Construccion, 2014
El artículo emplea una simplificación de la metodología del análisis de ciclo de vida (ACV) para explorar en fase de proyecto el potencial de reducción de impactos, en términos de energía primaria y emisiones de gases de efecto invernadero, para ...
R. Villar-Burke   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy