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Estudo da carbonatação natural de concretos com pozolanas: monitoramento em longo prazo e análise da microestrutura
(Universidade Federal de Santa Maria, 2012-08-31)
The carbonation in concrete is caused by the penetration of environmental carbonic
anhydride (CO2) in concrete by diffusion, being considered one of more important
structures pathologies. It occurs naturally in concrete ...
Propriedades mecânicas de concretos com diferentes cimentos Portland e com cinza de casca de arroz natural e moída
(Universidade Federal de Santa Maria, 2012-06-22)
Due to high rates of emissions of carbon dioxide released in cement production, an
alternative to minimize this pollution is the use of rice husk ash in concrete as partial cement
replacement. This research aims to ...
Processos adsortivos aplicados à desfluoretação de água subterrânea para abastecimento humano
(Universidade Federal de Santa Maria, 2019-04-26)
Fluoride (Fˉ) is an element that is commonly present in groundwater, and that in excessive
concentrations may make it unfit for consumption. Contamination of groundwater by fluoride
ions may occur through natural processes ...
Balanço hídrico em bacia urbana
(Universidade Federal de Santa Maria, 2015-01-30)
This work aims to study the behavior of the variables precipitation, evapotranspiration, runoff and water storage in the soil, involved in water balance of the arroio Cancela basin, in Santa Maria, RS. The monitoring was ...
Estudo da influência do teor de finos dos agregados reciclados mistos nas propriedades das argamassas de revestimento
(Universidade Federal de Santa Maria, 2015-07-14)
The expansion of the construction is of great importance for the economic development of the
country, due to the prominent position the sector takes in economy, creating jobs, enabling
housing, income and infrastructure. ...