Advances in alkali-activation of clay minerals

AZ Khalifa, Ö Cizer, Y Pontikes, A Heath… - Cement and Concrete …, 2020 - Elsevier
To future-proof alkali-activation technology, there is a need to look beyond well-established
precursors such as fly ash and blast furnace slag, due to resource competition, geographical …

[HTML][HTML] Thermal and fire resistance of Class F fly ash based geopolymers–A review

KM Klima, K Schollbach, HJH Brouwers… - Construction and Building …, 2022 - Elsevier
In recent years, the construction industry has striven to promote environmentally friendly
materials. A growing body of literature has recognised fly ash-based geopolymers as a …

Assessment of important parameters involved in the synthesis of geopolymer composites: A review

KZ Farhan, MAM Johari, R Demirboğa - Construction and Building …, 2020 - Elsevier
Despite intensive research performed on various fronts, geopolymer technology requires lot
of understanding, systemization and regulation, if it is to replace OPC in the construction …

Geopolymer technology: the current state of the art

P Duxson, A Fernández-Jiménez, JL Provis… - Journal of materials …, 2007 - Springer
A brief history and review of geopolymer technology is presented with the aim of introducing
the technology and the vast categories of materials that may be synthesized by alkali …

Pore solution composition of alkali-activated slag/fly ash pastes

Y Zuo, M Nedeljković, G Ye - Cement and Concrete Research, 2019 - Elsevier
The pore solutions of a series of hardened alkali-activated slag/fly ash pastes were extracted
by the steel-die method, and analyzed using ICP-OES analysis technique. According to the …

Microstructural changes in alkali activated fly ash/slag geopolymers with sulfate exposure

I Ismail, SA Bernal, JL Provis, S Hamdan… - Materials and …, 2013 - Springer
Sulfate attack is recognized as a significant threat to many concrete structures, and often
takes place in soil or marine environments. However, the understanding of the behavior of …

Effect of sodium carbonate/sodium silicate activator on the rheology, geopolymerization and strength of fly ash/slag geopolymer pastes

GA Ishwarya, B Singh, S Deshwal… - Cement and Concrete …, 2019 - Elsevier
Reactions between the fly ash/slag composite mix and the Na 2 CO 3/Na 2 SiO 3 activator
were monitored through Isothermal conduction calorimetry. The resulting products were …

Mix design and mechanical properties of geopolymer and alkali activated concrete: Review of the state-of-the-art and the development of a new unified approach

T **e, P Visintin, X Zhao, R Gravina - Construction and Building Materials, 2020 - Elsevier
This study presents a comprehensive overview of the design and properties of concrete with
alkali-activated binder (AAC). 184 published studies reported on concrete with AAC binder …

[HTML][HTML] Combined effect of curing temperature, curing period and alkaline concentration on the mechanical properties of fly ash-based geopolymer

P Sajan, T Jiang, CK Lau, G Tan, K Ng - Cleaner Materials, 2021 - Elsevier
This paper presents a comprehensive study of the impacts of three governing factors:
Alkaline concentration, curing temperature and curing period on the mechanical properties …

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 …