Advances in understanding hydration of Portland cement

KL Scrivener, P Juilland, PJM Monteiro - Cement and Concrete Research, 2015‏ - Elsevier
Progress in understanding hydration is summarized. Evidence supports the geochemistry
dissolution theory as an explanation for the induction period, in preference to the inhibiting …

Effect of replacement of silica fume with calcined clay on the hydration and microstructural development of eco-UHPFRC

W Huang, H Kazemi-Kamyab, W Sun, K Scrivener - Materials & Design, 2017‏ - Elsevier
In this paper, the replacement of high cost silica fume with calcined clay was investigated in
UHPFRC mixes. The impact of two grades of calcined clay on the hydration and …

Synergistic effect of metakaolin and fly ash on properties of concrete

S Sujjavanich, P Suwanvitaya, D Chaysuwan… - … and building materials, 2017‏ - Elsevier
This paper reports the effects of the interaction between metakaolin and fly ash on the
microstructure and property development of concrete. X-ray diffraction analysis revealed …

Impact of microstructure on the performance of composite cements: Why higher total porosity can result in higher strength

M Zajac, J Skocek, S Adu-Amankwah, L Black… - Cement and Concrete …, 2018‏ - Elsevier
This paper describes the underlying principles behind the evolution in performance of
ternary composite cements comprising Portland cement clinker, slag and limestone. By …

Thermodynamic, mechanical, and electronic properties of ettringite and AFm phases from first-principles calculations

J Zhao, C Sun, Q Wang, X Shen, L Lu - Construction and Building Materials, 2022‏ - Elsevier
The aluminate containing hydration products of Portland cement, mainly referring to
ettringite and AFm phases (AFm, Mc, Hc and Friedel's salt), are important for chloride …

[HTML][HTML] Characteristics of alkali-activated slag powder mixing with seawater: Workability, hydration reaction kinetics and mechanism

J Zhao, B Long, G Yang, Z Cheng, Q Liu - Case Studies in Construction …, 2022‏ - Elsevier
Marine engineering is faced with the problem of shortage of engineering materials. The local
use of marine raw materials, such as seawater and sea sand, can greatly promote the …

Development of a micro-mechanical model for the determination of damage properties of cement pastes

A Rhardane, F Grondin, SY Alam - Construction and Building Materials, 2020‏ - Elsevier
Demand on low-carbon concrete for building increases in many countries. However,
workers in construction sites are often confronted with early cracking risks in concrete when …

Basic creep of limestone–calcined clay cements: An experimental and numerical approach

J Ston, K Scrivener - Theoretical and Applied Fracture Mechanics, 2019‏ - Elsevier
This article presents a study on the creep properties of limestone calcined clay cement. A
series of paste samples using limestone and calcined clays as replacement materials were …

Mechanical properties of jennite: A theoretical and experimental study

J Moon, S Yoon, PJM Monteiro - Cement and Concrete Research, 2015‏ - Elsevier
The objective of this study is to determine the mechanical properties of jennite. To date,
several hypotheses have been proposed to predict the structural properties of jennite. For …

Effect of biochar filler on the hydration products and microstructure in Portland cement–stabilized peat

D Berti, G Biscontin, J Lau - Journal of Materials in Civil Engineering, 2021‏ - ascelibrary.org
Laboratory tests demonstrated that biochar filler added to portland cement stabilized peat
results in an increase of unconfined compressive strength comparable with that of a sand …