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Estudo de concretos com pozolanas submetidos à carbonatação em ensaios acelerado e natural monitorado por 20 anos
(Universidade Federal de Santa Maria, 2019-09-02)
Carbonation, a potentially aggressive chemical reaction to concrete, is a slow process and difficult to detect in the short term through accelerated testing. In this work were studied concretes with fly ash (CV) and rice ...
Efeitos sinérgicos de adições minerais em concretos por empacotamento de partículas: resistência à compressão axial, microestrutura e absorção de água
(Universidade Federal de Santa Maria, 2019-10-10)
This research aims to study the physical, chemical and synergistic effects of lime filler (LF), fly ash (FA) and rice husk ash (RHA) addition in concretes dosed from particle packing theories. Both mixtures alone (binary ...