Journal ArticleDOI
Characterization of alkali activated slag–fly ash blends containing nano-silica
Reads0
Chats0
TLDR
In this paper, the effects of nano-silica incorporation on an eco-friendly alkali activated slag-fly ash blends were investigated, and the results indicated that as the nano silica content increases, the slump flow is significantly reduced, and reaction process is slightly retarded according to the setting time and isothermal calorimetry results.About:
This article is published in Construction and Building Materials.The article was published on 2015-11-15. It has received 151 citations till now. The article focuses on the topics: Compressive strength & Fly ash.read more
Citations
More filters
Journal ArticleDOI
Investigation on the utilization of coal gasification slag in Portland cement: Reaction kinetics and microstructure
TL;DR: In this article , the effect of coal gasification slag powder content on the reaction kinetics, gel structure and the compressive strength of Portland cement was investigated for the potential application of CGS powders in cementitious materials.
Journal ArticleDOI
New mortars fabricated by electrostatic dry deposition of nano and microsilica additions: Enhanced properties
TL;DR: In this article, the preparation and characterization of cement-based materials with additions of nano and micrometric silica were studied, and a relevant improvement in the mechanical and durable properties of the additivated samples when compared with the reference material was obtained.
Journal ArticleDOI
Fresh Properties and Sulfuric Acid Resistance of Sustainable Mortar Using Alkali-Activated GGBS/Fly Ash Binder
TL;DR: In this paper , the authors evaluated the effect of different activator ratios, concentrations, and relative amounts of GGBS/fly ash on mortar performance, and found that saliency decreases with increase in curing age.
Book ChapterDOI
Application of nanomaterials in alkali-activated materials
TL;DR: In this article, a comprehensive overview on the application of nanomaterials in alkali-activated materials is provided, where the advantages and disadvantages of applying nanommaterials are assessed, and the health related issues on applying nanOMaterials are discussed.
Journal ArticleDOI
Durability properties of concrete with silica fume and rice husk ash
TL;DR: In this article, the authors explored the durability properties of concrete incorporated with silica fume (SF) and rice husk ash (RHA) as the replacements of Portland slag cement (PSC).
References
More filters
Journal ArticleDOI
New cements for the 21st century: The pursuit of an alternative to Portland cement
TL;DR: Aluminosilicate-based alkaline cements have been classified into five categories as discussed by the authors, and the key advances made in the understanding of synthetic gels are discussed, which ultimately finds hybrid cements to be technologically viable materials for contemporary construction.
Journal ArticleDOI
Influence of nano-SiO2 addition on properties of hardened cement paste as compared with silica fume
TL;DR: In this paper, the influence of nano-SiO 2 (NS) addition on properties of hardened cement paste (hcp) as compared with silica fume (SF) has been studied through measurement of compressive and bond strengths of hcp, and by XRD and SEM analysis.
Journal ArticleDOI
Structure of Calcium Silicate Hydrate (C‐S‐H): Near‐, Mid‐, and Far‐Infrared Spectroscopy
TL;DR: In this paper, the mid-, near-, and far-infrared (IR) spectra of synthetic, single-phase calcium silicate hydrates (C-S-H) with Ca/Si ratios (C/S) of 0.41-1.2 were analyzed.
Journal ArticleDOI
The coexistence of geopolymeric gel and calcium silicate hydrate at the early stage of alkaline activation
TL;DR: In this paper, the effects of ground granulated blast furnace slag (GGBFS) on the microstructure and mechanical properties of metakaolin (MK) based geopolymers were studied.
Journal ArticleDOI
Characteristics of cement mortar with nano-SiO2 particles
TL;DR: In this paper, the properties of cement mortars with nano-SiO 2 were experimentally studied, and the results showed that the compressive strength of mortars containing nano SiO 2 particles was significantly higher than those of those containing silica fume at 7 and 28 days.
Related Papers (5)
Setting and mechanical properties of alkali-activated fly ash/slag concrete manufactured at room temperature
Namkon Lee,Haeng-Ki Lee +1 more