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Stabilisation of estuarine sediments with an alkali-activated cement for deep s...

Pinheiro, Claver Giovanni Silveira; Rios, Sara; Fonseca, António Viana da; Cristelo, Nuno

In this work, an alternative alkali-activated cement (AAC) made of ladle slag precursor mixed with sodium hydroxide and sodium silicate has been developed to enhance the bearing capacity of estuarine soils in coastal conditions via deep soil mixing (DSM). The AAC was optimized to use a low reactivity precursor (ladle slag) and to deal with a contaminated high-water content natural sediment cured under water. Th...


The influence of chronic diseases in the oral health of the elderly

Veiga, Nelio Jorge; Domingues, Adeline; Douglas, Filipa; Rios, Sara; Vaz, Ana; Coelho, Carina; Bexiga, Filipa; Coelho, Inês

Introduction: Aging is a natural and progressive process that produces limitations and changes in the functioning of the human body, making the individual more vulnerable and susceptible to chronic disease development. The most affected systems in the elderly are the neurological, cardiovascular, respiratory, endocrine and muscularskeletel. Overall, all they affect a special system: the oral cavity. The objecti...


Desempenho de genótipos de algodoeiro sob pressão de bicudo

Abreu, Samuel Campos; Resende, Maria; Rios, Sara; Alvarenga, Clarice; Gonçalves, Nívio

O objetivo deste estudo foi avaliar o comportamento de cinco genótipos de algodoeiro em condições de infestação de bicudo-do-algodoeiro. O experimento foi realizado em Janaúba-MG, no ano agrícola de 2004/2005. O delineamento experimental adotado foi de blocos casualizados, com quatro repetições. Foram utilizados cinco tratamentos (constituídos pelos seguintes genótipos de algodoeiro: Redenção, Precoce 1, Linhag...

Date: 2013   |   Origin: Oasisbr

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