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Retarding mechanism of Zn(2+) species in geopolymer material using Raman spectroscopy and DFT calculations

Geopolymers are the most promising alternative to Ordinary Portland Cement for oil-well cementing and well abandonment. To that end, the slurry needs a required pumping time ensured by the addition of retarders. Although zinc has been widely known to prolong the setting time of geopolymers, its mech...

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Detalles Bibliográficos
Autores principales: Chamssine, Fawzi, Gasparotto, Luiz H. S., Souza, Miguel Angelo Fonsecade, Khalifeh, Mahmoud, de Oliveira Freitas, Julio Cezar
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2022
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9722669/
https://www.ncbi.nlm.nih.gov/pubmed/36470998
http://dx.doi.org/10.1038/s41598-022-25552-0