[HTML][HTML] Performance and sustainability overview of sodium carbonate activated slag materials cured at ambient temperature

A Adesina - Resources, Environment and Sustainability, 2021 - Elsevier
The production of Portland cement (PC) which is the main binder in conventional
cementitious materials contributes about 7% to the world's anthropogenic carbon dioxide …

Sodium-based activators in alkali-activated materials: Classification and comparison

S Guo, Y Wu, Z Jia, X Qi, W Wang - Journal of Building Engineering, 2023 - Elsevier
Waste-consuming green alkali-activated materials (AAM) or geopolymers can be used as a
new generation of cementitious materials to replace traditional Portland cement. However …

Utilization of sodium carbonate activator in strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC)

JC Lao, LY Xu, BT Huang, JX Zhu, M Khan… - Frontiers in …, 2023 - frontiersin.org
In this study, strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC)
was produced using Na2CO3, Na2SiO3 and their hybridization (1: 1 in mole ratio) as …

Multi-objective optimization of one-part alkali-activated mortar mixes using Taguchi-Grey relational analysis

K Mahendra, MC Narasimhan, GB Prakash… - … and Building Materials, 2024 - Elsevier
In the context of the contemporary emphasis on sustainability within the realm of
construction, there is a notable surge in attention towards one-part alkali-activated (OP-AA) …

Philosophy of rational mixture proportioning of alkali-activated materials validated by the hydration kinetics of alkali-activated slag and its microstructure

V Bílek Jr, R Novotný, J Koplík, M Kadlec… - Cement and Concrete …, 2023 - Elsevier
There are many highly variable approaches to mix proportioning of alkali-activated materials
(AAMs), which considerably contribute to their great complexity and often incomparability of …

Accelerating the reaction process of sodium carbonate-activated slag mixtures with the incorporation of a small addition of sodium hydroxide/sodium silicate

X Dai, Q Ren, S Aydin, MY Yardimci… - Cement and Concrete …, 2023 - Elsevier
This paper investigates the possibility of accelerating the slowly progressive early reaction
process of sodium carbonate-activated slag mixtures by adding a small amount of sodium …

Hydration kinetics and performance of sodium carbonate-activated slag-based systems containing reactive MgO and metakaolin under carbonation

B Akturk, M Abolfathi, S Ulukaya, AB Kizilkanat… - Cement and Concrete …, 2022 - Elsevier
The hydration mechanism and strength development of sodium carbonate-activated slag-
based systems mainly depend on the additives used. Although the effects of mineral …

Review on chloride transport in alkali-activated materials: Role of precursors, activators and admixtures

J Zhang, Y Ma, J Hu, H Wang, Z Zhang - Construction and Building …, 2022 - Elsevier
The development of alkali-activated materials (AAMs) to replace ordinary Portland cement
(OPC) under chloride-containing environments has been widely investigated by academia …

Improving the carbonation resistance of Na2CO3-activated slag mixes via the use of reactive MgO and nucleation seeding

NT Dung, TJN Hooper, C Unluer - Cement and Concrete Composites, 2021 - Elsevier
When exposed to carbonation, Na 2 CO 3-activated slag (SCAS) concrete demonstrated
53% mass loss and 57% reduction in compressive strength due to the decalcification of C …

Investigation of adhered mortar content on recycled aggregate using image analysis method

Y Wang, J Liu, P Zhu, H Liu, C Wu… - Journal of Materials in …, 2021 - ascelibrary.org
The adhered mortar attached on the surface of recycled aggregate is the primary difference
between recycled aggregate and natural aggregate, and is the major reason for reducing its …