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Novel chloride binding-based quantitative method for estimating the degree of geopolymerization in metakaolin geopolymer

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成果类型:
期刊论文
作者:
Mao, Qiang;Luo, Xi;Jiang, Zhongming;Zhang, Bai;Peng, Hui;...
通讯作者:
Peng, H
作者机构:
[Jiang, Zhongming; Mao, Qiang] Changsha Univ Sci & Technol, Sch Hydraul & Environm Engn, Changsha 410114, Hunan, Peoples R China.
[Peng, Hui; Zhang, Bai; Luo, Xi] Changsha Univ Sci & Technol, Sch Civil Engn, Changsha 410004, Hunan, Peoples R China.
[Jiang, Zhongming] Key Lab Water Sediment Sci & Water Disaster Preven, Changsha 410114, Hunan, Peoples R China.
[Deng, Xudong] Yunnan Res Inst Highway Sci & Technol, Kunming 650051, Peoples R China.
通讯机构:
[Peng, H ] C
Changsha Univ Sci & Technol, Sch Civil Engn, Changsha 410004, Hunan, Peoples R China.
语种:
英文
关键词:
Alkali-activated cementitious materials;Metakaolin;N -A-S-H gel;Chloride binding;Geopolymerization degree
期刊:
Construction and Building Materials
ISSN:
0950-0618
年:
2025
卷:
470
页码:
140528
基金类别:
CRediT authorship contribution statement Zhang Bai: Writing – review & editing, Visualization. Peng Hui: Writing – review & editing, Resources, acquisition. Luo Xi: Methodology, Data curation. Jiang Zhongming: acquisition. Mao Qiang: Writing – review & editing, Writing – original draft, Visualization, Methodology.
机构署名:
本校为第一且通讯机构
院系归属:
水利工程学院
土木工程学院
摘要:
Geopolymer concrete is a potential partial substitute for Portland cement (PC) concrete in civil engineering. Understanding chloride-binding behavior and mechanisms in geopolymers is essential for evaluating durability of geopolymer concrete in chloride-rich environments. This study investigated the chloride-binding behavior of metakaolin (MK) geopolymers by examining the influence of chloride ion concentrations, alkali activator concentrations, and pore solution pH levels on their chloride-binding capacities. The correlation between the bound ...

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