Effect of carbonated cement paste on composite cement hydration and performance

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Standard

Effect of carbonated cement paste on composite cement hydration and performance. / Zajac, Maciej; Skocek, Jan; Durdzinski, Pawel; Bullerjahn, Frank; Skibsted, Jørgen; Ben Haha, Mohsen.

In: Cement and Concrete Research, Vol. 134, 106090, 08.2020.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

Zajac, M, Skocek, J, Durdzinski, P, Bullerjahn, F, Skibsted, J & Ben Haha, M 2020, 'Effect of carbonated cement paste on composite cement hydration and performance', Cement and Concrete Research, vol. 134, 106090. https://doi.org/10.1016/j.cemconres.2020.106090

APA

Zajac, M., Skocek, J., Durdzinski, P., Bullerjahn, F., Skibsted, J., & Ben Haha, M. (2020). Effect of carbonated cement paste on composite cement hydration and performance. Cement and Concrete Research, 134, [106090]. https://doi.org/10.1016/j.cemconres.2020.106090

CBE

Zajac M, Skocek J, Durdzinski P, Bullerjahn F, Skibsted J, Ben Haha M. 2020. Effect of carbonated cement paste on composite cement hydration and performance. Cement and Concrete Research. 134:Article 106090. https://doi.org/10.1016/j.cemconres.2020.106090

MLA

Vancouver

Zajac M, Skocek J, Durdzinski P, Bullerjahn F, Skibsted J, Ben Haha M. Effect of carbonated cement paste on composite cement hydration and performance. Cement and Concrete Research. 2020 Aug;134. 106090. https://doi.org/10.1016/j.cemconres.2020.106090

Author

Zajac, Maciej ; Skocek, Jan ; Durdzinski, Pawel ; Bullerjahn, Frank ; Skibsted, Jørgen ; Ben Haha, Mohsen. / Effect of carbonated cement paste on composite cement hydration and performance. In: Cement and Concrete Research. 2020 ; Vol. 134.

Bibtex

@article{9e51370ec74042bab0707719cca1c474,
title = "Effect of carbonated cement paste on composite cement hydration and performance",
abstract = "In this work carbonated cement paste from demolished concrete recycling has been investigated as an active SCM-like component of composite cement. Carbonation of hydrated cement paste results in formation of calcium carbonate and a silica-alumina gel. The gel is found to be a pozzolanic material with high reactivity. Its composition is similar to the glass phase of siliceous fly ash and hence its impact on the resulting hydrate assemblage is comparable. However, due to the high specific surface of the gel and its structure, the pozzolanic reaction is very rapid achieving degrees of reaction of 50% after one day of reaction. The formed calcium carbonate acts as a fine filler. As a result, composite cements containing carbonated recycled cement paste are characterized by a rapid strength gain and a dense microstructure already at early age.",
keywords = "Hydration, Performance, Pozzolan, Recycling, Supplementary cementitious material",
author = "Maciej Zajac and Jan Skocek and Pawel Durdzinski and Frank Bullerjahn and J{\o}rgen Skibsted and {Ben Haha}, Mohsen",
year = "2020",
month = aug,
doi = "10.1016/j.cemconres.2020.106090",
language = "English",
volume = "134",
journal = "Cement and Concrete Research",
issn = "0008-8846",
publisher = "Pergamon Press",

}

RIS

TY - JOUR

T1 - Effect of carbonated cement paste on composite cement hydration and performance

AU - Zajac, Maciej

AU - Skocek, Jan

AU - Durdzinski, Pawel

AU - Bullerjahn, Frank

AU - Skibsted, Jørgen

AU - Ben Haha, Mohsen

PY - 2020/8

Y1 - 2020/8

N2 - In this work carbonated cement paste from demolished concrete recycling has been investigated as an active SCM-like component of composite cement. Carbonation of hydrated cement paste results in formation of calcium carbonate and a silica-alumina gel. The gel is found to be a pozzolanic material with high reactivity. Its composition is similar to the glass phase of siliceous fly ash and hence its impact on the resulting hydrate assemblage is comparable. However, due to the high specific surface of the gel and its structure, the pozzolanic reaction is very rapid achieving degrees of reaction of 50% after one day of reaction. The formed calcium carbonate acts as a fine filler. As a result, composite cements containing carbonated recycled cement paste are characterized by a rapid strength gain and a dense microstructure already at early age.

AB - In this work carbonated cement paste from demolished concrete recycling has been investigated as an active SCM-like component of composite cement. Carbonation of hydrated cement paste results in formation of calcium carbonate and a silica-alumina gel. The gel is found to be a pozzolanic material with high reactivity. Its composition is similar to the glass phase of siliceous fly ash and hence its impact on the resulting hydrate assemblage is comparable. However, due to the high specific surface of the gel and its structure, the pozzolanic reaction is very rapid achieving degrees of reaction of 50% after one day of reaction. The formed calcium carbonate acts as a fine filler. As a result, composite cements containing carbonated recycled cement paste are characterized by a rapid strength gain and a dense microstructure already at early age.

KW - Hydration

KW - Performance

KW - Pozzolan

KW - Recycling

KW - Supplementary cementitious material

UR - http://www.scopus.com/inward/record.url?scp=85085258835&partnerID=8YFLogxK

U2 - 10.1016/j.cemconres.2020.106090

DO - 10.1016/j.cemconres.2020.106090

M3 - Journal article

AN - SCOPUS:85085258835

VL - 134

JO - Cement and Concrete Research

JF - Cement and Concrete Research

SN - 0008-8846

M1 - 106090

ER -