Mechanical properties and environmental implications of excess-sulfate cement concrete with phosphogypsum-based cold-bonded fine aggregates

T Sun, D Xu, G Ouyang, Z Wang, Z Ye - Journal of Building Engineering, 2024 - Elsevier
Recycling waste phosphogypsum (PG) into phosphogypsum-based cold-bonded
aggregates (PCBAs) for eco-concrete production has received extensive attention due to its …

Development of Ultra-High Performance Concrete (UHPC) matrix based on recycled concrete fines subjected to coupling curing of microwave and wet carbonation

C Yuan, L Yong, C Ziao, Y Tianyi, Y Rui - Journal of Building Engineering, 2024 - Elsevier
The energy consumption of the wet carbonation method is increased by water bath heating,
which is not conducive to the sustainable development of wet carbonation for Recycled …

A systematic review exploring the feasibility of waste plastic as different constituents towards sustainable concrete

C Tudu, M Mohanty, SS Mohapatra, S Nayak - Construction and Building …, 2024 - Elsevier
Plastics have become an irreplaceable part of our daily lives due to their usefulness, low
weight, and durability. Population growth and urbanization result in excessive usage of …

Application of metallurgical ferronickel slag in building materials: A review

S Yanning, H Qiao, F Qiong, W Chao… - Journal of Building …, 2024 - Elsevier
Ferronickel slag (FNS) is an industrial solid waste discharged during the production of
ferronickel alloy. The annual discharge and total stockpile of FNS keep rising due to the …

[HTML][HTML] Reverse design for mixture proportions of recycled brick aggregate concrete using machine learning-based meta-heuristic algorithm: A multi-objective driven …

Y Wang, S Zhang, Z Zhang, Y Yu, J Xu - Journal of CO2 Utilization, 2024 - Elsevier
Abstract Construction and Demolition Wastes (CDW) have a significant impact on global
waste streams. Brick waste stands out as a prominent type of CDW, and numerous studies …

Prediction model for time-dependent drying shrinkage of recycled coarse and fine aggregate concrete based on internal relative humidity

H Bian, L Chai, Y Liu, P Duan, W Shi, J Chen… - … and Building Materials, 2024 - Elsevier
Recycled aggregates (RAs) are characterized by large porosity and complex interfacial
transition zones, leading to a more complex drying shrinkage mechanism for recycled …

Mechanism of the influence of multi-scale pore structure on the triaxial mechanical properties of 3D printed concrete with recycled sand

Y Wu, C Liu, H Liu, G Bai, Y Meng, S Ding - Cement and Concrete …, 2024 - Elsevier
The mechanical properties of concrete when subjected to triaxial compression are crucial for
designing structures. In this study, environmentally friendly 3D printed recycled mortar …

From waste to sustainable production: Experimental design and optimization of sustainable concrete using response surface methodology and life cycle assessment

M Ulucan - Sustainable Chemistry and Pharmacy, 2024 - Elsevier
This study focuses on a holistic approach to investigate the engineering properties
(microstructural, mechanical, environmental, and economic) of sustainable concretes …

Modification of fresh and hardened properties of 3D-printed recycled mortar by superabsorbent polymers

B Li, T Ding, C Qu, W Liu - Journal of Building Engineering, 2024 - Elsevier
The high water absorption level of recycled sand limits the applicability of 3D-printed
recycled mortar. In this study, superabsorbent polymers (SAPs) were adopted to modify the …

Investigation of mechanical, durability, and thermal properties of sustainable self-compacting mortars containing construction demolition waste and supplementary …

MB Culcu, H Esen - Journal of Building Engineering, 2024 - Elsevier
This study aims to produce sustainable self-compacting mortar (SSCM) to provide solutions
to the waste generation caused by the construction industry and to provide alternative …