Roles of hybrid activators in improving the early-age properties of one-part geopolymer pastes

YS Wang, Y Alrefaei, JG Dai - Construction and Building Materials, 2021 - Elsevier
The simple operation of one-part geopolymer has shown promising practicability for future in-
situ construction similar to ordinary Portland cement. Intending to meet the demand of …

Long-term strength evolution in ambient-cured solid-activator geopolymer compositions

V Wong, W Jervis, B Fishburn, T Numata, W Joe… - Minerals, 2021 - mdpi.com
The major downsides of cement manufacturing are the high CO2 emissions and high energy
usage. Geopolymers, which are fabricated by activation of blends of fly ash (FA) and ground …

Behaviour changes of ground granulated blast furnace slag geopolymers at high temperature

IH Aziz, MMAB Abdullah, CY Heah… - Advances in Cement …, 2020 - icevirtuallibrary.com
In this paper, the thermal performance of ground-granulated blast furnace slag (GGBFS)
geopolymers is investigated. The geopolymers were prepared with sodium-based alkali …

Synthesis of high strength ambient cured geopolymer composite by using low calcium fly ash

MZN Khan, Y Hao, H Hao - Construction and Building Materials, 2016 - Elsevier
Geopolymer is an environment-friendly binder, which has gained significant interest
amongst the research community in last few decades. Previous studies show that low …

A novel non-Portland cementitious material: Mechanical properties, durability and characterization

S Zhou, C Ma, G Long, Y Xie - Construction and Building Materials, 2020 - Elsevier
One-part geopolymers are environmental-friendly construction materials and more
convenient for operating in situ in comparison to conventional two-part geopolymers. A …

Enhancement of the properties of silicate activated ultrafine-slag based geopolymer mortar using retarder

AK Sinha, S Talukdar - Construction and Building Materials, 2021 - Elsevier
Application of high-volume slag based geopolymer mortar is often confined to usage in
controlled environments due to its limited flexibility in controlling the setting time. The main …

Effects of initial SiO2/Al2O3 molar ratio and slag on fly ash-based ambient cured geopolymer properties

A Dehghani, F Aslani, NG Panah - Construction and Building Materials, 2021 - Elsevier
Geopolymers cured at ambient temperature are of high interest since they provide promising
environmentally friendly alternative to cement. This paper discusses the effect of the initial …

Mix composition and characterisation of one-part geopolymers with different activators

M Askarian, Z Tao, B Samali, G Adam… - Construction and Building …, 2019 - Elsevier
To improve the commercial viability of geopolymers, there is a need to develop one-part
geopolymer mixes. In this research, 100% fly ash or a mixture of fly ash and slag was …

Effectiveness of rice husk ash-derived alkali activator in fresh, mechanical, and microstructure properties of geopolymer mortar at ambient temperature curing

SK Das, N Behera, SK Patro, SM Mustakim… - Journal of …, 2024 - Taylor & Francis
Conventional geopolymers are proven to be eco-friendly compared to Portland cement-
based concrete (PC). However, the used alkali activator, ie sodium silicate is associated with …

Development of ultrafine slag-based geopolymer mortar for use as repairing mortar

S Musaddiq Laskar, S Talukdar - Journal of Materials in Civil …, 2017 - ascelibrary.org
Geopolymer has earned a significant position in the construction industry. A number of
researchers have attempted to use it as a concrete-repairing material. To enrich the …