Impedance Spectroscopy as a Methodology to Evaluate the Reactivity of Metakaolin Based Geopolymers

Autor: Danilo Bordan Istuque, Alex Otávio Sanches, Marcelo Bortoletto, José Antônio Malmonge, Lourdes Soriano, María Victoria Borrachero, Jordi Payá, Mauro M. Tashima, Jorge Luis Akasaki

Publikováno v: Materials; Volume 15; Issue 23; Pages: 8387

The aim of this study was to use the electrical impedance spectroscopy technique (IS) to carry out a systematic study on the mechanism of metakaolin geopolymerization for up to 7 curing days. The study was developed on two batches of metakaolin (MK),

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ba744ac50afb343cf18e6801f2702738
https://doi.org/10.3390/ma15238387

Evaluation of the long-term compressive strength development of the sewage sludge ash/metakaolin-based geopolymer

Autor: Lourdes Soriano, Jordi Payá, J. L. P. Melges, Mauro Mitsuuchi Tashima, Jorge Luís Akasaki, Danilo Bordan Istuque, M.V. Borrachero

Publikováno v: RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
instname
Materiales de Construcción; Vol. 71 No. 343 (2021); e254
Materiales de Construcción; Vol. 71 Núm. 343 (2021); e254
Scopus
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP
Materiales de Construcción
Consejo Superior de Investigaciones Científicas (CSIC)
Materiales de Construccion, Vol 71, Iss 343 (2021)

[EN] This paper aimed to evaluate the long-term compressive strength development of the sewage sludge ash/metakaolin (SSA/MK)¿based geopolymer. SSA/MK¿based geopolymeric mortars and pastes were produced at 25ºC with different SSA contents (0 - 30

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a703c5a667868e87f4c228cc5d12490f

Behaviour of metakaolin-based geopolymers incorporating sewage sludge ash (SSA)

Autor: Lourdes Soriano, M.V. Borrachero, L. Reig, José Antonio Malmonge, J.C.B. Moraes, Jorge Luís Akasaki, Danilo Bordan Istuque, Jordi Payá, Mauro Mitsuuchi Tashima

Publikováno v: Repositori Universitat Jaume I
Universitat Jaume I
RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
instname
Scopus
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP

[EN] In recent years, geopolymers have become a widely researched binding material. There are technological and environmental advantages tousing this type of binder instead of Portland cement. In this study, binary systems of geopolymers were produce

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be751c6f3ea5b8b833defcca4bf6b698
http://hdl.handle.net/10234/161416