Biblioteca Digital

8 resultados para Cimento Portland

Influence of coarse aggregate on the permeation, durability and the microstructure characteristics of ordinary Portland cement concrete

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Role of aggregate grading and size on the durability of ordinary Portland Cement concrete

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Differential scanning calorimetry study of the hydration products in Portland cement pastes with metakaolin replacement

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Differential scanning calorimetry study of ordinary Portland cement paste containing metakaolin and theoretical approach of metakaolin activity

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Differential scanning calorimetry study of normal portland cement paste with 30% fly ash replacement and of the separate fly ash and ground granulated blast-furnace slag powders

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Differential scanning calorimetry study of ordinary Portland cement

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Shaping Penal Strategies:Book Review: Travels of the Criminal Question: Cultural Embeddedness and Diffusion, Dario Melossi, Mazimo Sozzo, Richard Sparks (eds.) Oxford and Portland Oregon: Hart, 2011, 223 pp. (including index), ISBN 978-1-84946-077-4. Making Sense of Penal Change, Tom Daems, Oxford: Oxford University Press, 2008, 299 pp. (including index), ISBN 978-0-19-955978-7.

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Mechanism of effluent attack on Portland cement and alkali activated mortars

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The alkali activation of waste products has become a widespread topic of research, mainly due to environmental benefits. Portland cement and alkali-activated mortar samples were prepared to compare their resistance to silage effluent which contains lactic acid. The mechanism of attack on each sample has also been investigated.