A review of 3D concrete printing systems and materials properties: Current status and future research prospects

SC Paul, GPAG Van Zijl, MJ Tan… - Rapid Prototy** Journal, 2018 - emerald.com
Purpose Three-dimensional printing of concrete (3DPC) has a potential for the rapid
industrialization of the housing sector, with benefits of reduced construction time due to no …

From analytical methods to numerical simulations: A process engineering toolbox for 3D concrete printing

A Perrot, A Pierre, VN Nerella, RJM Wolfs… - Cement and Concrete …, 2021 - Elsevier
This paper compiles selected predictive analytical and numerical tools which can be used to
model and understand the mechanisms of importance at different stages during and …

Distinguishing dynamic and static yield stress of fresh cement mortars through thixotropy

Y Qian, S Kawashima - Cement and Concrete Composites, 2018 - Elsevier
The dynamic and static yield stress of fresh cement mortar were measured in a rotational
rheometer with a vane geometry using shear rate and shear stress-controlled protocols …

[HTML][HTML] Investigation of additive incorporation on rheological, microstructural and mechanical properties of 3D printable alkali-activated materials

M Chougan, SH Ghaffar, P Sikora, SY Chung… - Materials & Design, 2021 - Elsevier
This study investigates the addition of Poly-vinyl Alcohol (PVA) fibres and attapulgite
nanoclay to alkali-activated materials (AAMs) with the aim of enhancing the mechanical …

Shotcrete based 3D concrete printing: State of art, challenges, and opportunities

F Heidarnezhad, Q Zhang - Construction and Building Materials, 2022 - Elsevier
Shotcrete-based 3D printing (SC3DP) has been developed as an alternative concrete
additive manufacturing process to the more widely used extrusion-based printing in order to …

Reproducible mini-slump test procedure for measuring the yield stress of cementitious pastes

Z Tan, SA Bernal, JL Provis - Materials and Structures, 2017 - Springer
The mini-slump test is a fast, inexpensive and widely adopted method for evaluating the
workability of fresh cementitious pastes. However, this method lacks a standardised …

[HTML][HTML] Do superplasticizers work the way we think? New insights from their effect on the percolation threshold of limestone pastes

S Sha, S Mantellato, SA Weckwerth, Z Zhang… - Cement and Concrete …, 2023 - Elsevier
Superplasticizers are polymeric dispersants that play a major role in concrete technology.
Despite their ubiquity and much research on their working mechanisms, many questions …

[HTML][HTML] Fresh properties of limestone-calcined clay-slag cement pastes

Y Chen, Y Zhang, B Šavija, O Çopuroğlu - Cement and Concrete …, 2023 - Elsevier
Abstract Formulation of quaternary blended system containing ordinary Portland cement or
clinker, slag, limestone and calcined clay (LC2) appeared to be a viable approach to …

Influence of nano-clay on rheology, fresh properties, heat of hydration and strength of cement-based mortars

I Dejaeghere, M Sonebi, G De Schutter - Construction and Building …, 2019 - Elsevier
The objective of this research was to optimise the fresh mix properties, rheological
parameters, heat of hydration and development of the compressive strength of cement …

Building in concrete with an ultra-lightweight knitted stay-in-place formwork: prototype of a concrete shell bridge

M Popescu, L Reiter, A Liew, T Van Mele, RJ Flatt… - Structures, 2018 - Elsevier
A novel formwork system is presented as a material saving, labour reducing and cost-
effective solution for the casting of bespoke doubly curved concrete geometries. The …