Performance of fly ash/GGBFS based geopolymer concrete with recycled fine and coarse aggregates at hot and ambient curing

S Irum, F Shabbir - Journal of Building Engineering, 2024 - Elsevier
The incorporation of recycled aggregates in geopolymer concrete (GPC) exhibits higher
environmental sustainability due to its ability to utilize industrial by-products and construction …

Effect of elevated temperature on the mechanical properties of geopolymer concrete: a critical review

MAM Rihan, RO Onchiri, N Gathimba… - Discover Civil Engineering, 2024 - Springer
The need for concrete is increasing exponentially due to the growing population and fast
urbanization. The primary constituent in concrete is ordinary Portland cement (OPC) …

Leveraging machine learning techniques and in-situ measurements for precise predicting the energy performance of regenerative counter-flow indirect evaporative …

AM Zaki, ME Zayed, LM Alhems - Journal of Building Engineering, 2024 - Elsevier
This study explores the performance augmentation of a regenerative counterflow indirect
evaporative cooler (RCFIEC) both experimentally and numerically. A counter flow heat/mass …

[HTML][HTML] Mechanical and thermal properties of geopolymers derived from metakaolin with iron mine waste

A Santos, S Andrejkovičová, I Perná, F Almeida… - Applied Clay …, 2024 - Elsevier
The construction sector is a major contributor to the increase in energy consumption and CO
2 emissions, predominantly through the production of Ordinary Portland Cement (OPC) …

Geopolymer concrete containing nanomaterials—a step toward sustainable construction

R Indwar, U Mishra, A Titiksh - Environmental Science and Pollution …, 2024 - Springer
Geopolymer concrete (GPC) utilizes industrial wastes such as fly ash, bottom, ash, and slag
instead of conventional Portland cement as the primary binder, and thus promote a …

Efflorescence and mitigation of red mud–fly ash–phosphogypsum multicomponent geopolymer

J Liu, Y Ren, Z Li, R Niu, G **e, W Zhang… - Construction and Building …, 2024 - Elsevier
In this study, the efflorescence formation of geopolymers synthesized from red mud (RM), fly
ash (FA) and phosphogypsum (PG) was evaluated to investigate the influence of different …

Mechanisms underlying drying shrinkage in ASM-based geopolymer: Capillary tensile stress and its prediction method

C Cui, W Tai, C Luo, L Wang, H Peng - Construction and Building Materials, 2024 - Elsevier
A pivotal limitation in the widespread adoption of geopolymer stems from their notable and
substantial drying shrinkage properties, which significantly constrain their potential …

[HTML][HTML] Evaluating the mechanical and durability properties of sustainable lightweight concrete incorporating the various proportions of waste pumice aggregate

HMS Aslam, AU Rehman, KC Onyelowe, S Noshin… - Results in …, 2024 - Elsevier
Traditional waste management faces significant environmental, social, and economic
challenges, while concrete's high resource consumption highlights the need for improved …

Durability performance of concrete incorporated with alkali-activated artificial aggregates

GB Bekkeri, KK Shetty, G Nayak, A Kumar KA - Emergent Materials, 2024 - Springer
The surge in infrastructure projects has spurred a surge in demand for concrete, putting
pressure on the supply of key raw materials, notably aggregates. Innovative approaches …

Investigating effects of comprehensive optimization of cementitious materials on early residual expansion deformation and long-term performance and microstructure …

S Hu, Y **ang, X Zeng, P Duan, W Lai - Archives of Civil and Mechanical …, 2024 - Springer
This article primarily focuses on optimizing the composition of cementitious materials, such
as fly ash, ground granulated blast furnace slag, nano-silica, silica fume, and …