Using cemented paste backfill to tackle the phosphogypsum stockpile in China: A down-to-earth technology with new vitalities in pollutant retention and CO2 …

Y Liu, Y Wang, Q Chen - International Journal of Minerals, Metallurgy and …, 2024 - Springer
Abstract Phosphogypsum (PG), a hard-to-dissipate by-product of the phosphorus fertilizer
production industry, places strain on the biogeochemical cycles and ecosystem functions of …

Value-added utilization of phosphogypsum industrial by-products in producing green Ultra-High performance Concrete: Detailed reaction kinetics and microstructure …

E Dong, S Fu, C Wu, W Lv, L Zhang, Y Feng… - … and Building Materials, 2023 - Elsevier
This paper presents an effective method for producing green ultra-high-performance
concrete containing phosphogypsum aggregates to meet the demand for a sustainable …

Safe environmentally friendly reuse of red mud modified phosphogypsum composite cementitious material

C Wang, S Chen, D Huang, Q Huang, X Li… - Construction and Building …, 2023 - Elsevier
Phosphogypsum (PG) and red mud (RM) are solid wastes produced by chemical enterprises
when producing phosphoric acid and alumina. Therefore, the harmless utilization of them is …

Investigation on properties and mechanism of non-calcined Bayer red mud-phosphogypsum cementitious binder

J Xu, F Xu, Y Wu, Y Liu, F Yang, Y Jiao, Y Jiang… - Journal of Cleaner …, 2022 - Elsevier
China produces a large amount of red mud (RM) and phosphogypsum (PG) each year. At
this stage, there is an urgent need for a process that can use a large number of these wastes …

Recycling thermal modified phosphogypsum in calcium sulfoaluminate cement: Evolution of engineering properties and micro-mechanism

M Dong, JS Li, L Lang, X Chen, J Jin, W Ma - Construction and Building …, 2023 - Elsevier
The phosphogypsum (PG) can be used as a substitute for calcium sulphoaluminate cement
(CSC) due to its high content of calcium sulfate dehydrate. In this study, the engineering …

Effect of Industrial Byproduct Gypsum on the Mechanical Properties and Stabilization of Hazardous Elements of Cementitious Materials: A Review

P Wu, X Liu, X Liu, Z Zhang, C Wei - Materials, 2024 - pmc.ncbi.nlm.nih.gov
Highlights Data analysis revealed that an appropriate amount of BPG can enhance the
mechanical properties of cementitious materials, with compressive strength increasing by an …

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

J Liu, Y Ren, Z Li, R Niu, G Xie, 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 …

Analysis of compressive strength, durability properties, and micromechanisms of solidified loess using industrial solid waste: Slag–white mud–calcium carbide residue

Z Xue, Y Zhang, J Luo, C Yan, M Emmanuel… - Journal of Building …, 2024 - Elsevier
Traditional lime-solidified loess presents the issue of high carbon dioxide emissions. This
paper presents the development of a kind of cementitious material using industrial solid …

Changes in trace metal concentrations throughout the phosphogypsum lifecycle

KD Weiksnar, KA Clavier, NM Robey… - Science of The Total …, 2022 - Elsevier
Phosphogypsum (PG) samples from four distinct sources in the Southeastern US were
analyzed to explore the variation in total metal content between newly generated (fresh) PG …

Leaching kinetics and reactivity regulation of red mud in an NaOH solution

K Luo, J Ye, W Zhang, J Chen, F Yan, G Li… - … and Building Materials, 2024 - Elsevier
Red mud is an alkaline silico-aluminous solid waste with application potential in alkali-
activated slag cement, determined by the leaching activity of Si, Al, and Ca ions in an …