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1. Degradation mechanisms of low-calcium fly ash-based geopolymer mortar in simulated aggressive sewer conditions NSTL国家科技图书文献中心

Ariyadasa, Piumika W... |  Manalo, Allan C.... -  《Cement and Concrete Research》 - 2025,194 - 107882~ - 共18页

摘要:-calcium fly ash-based geopolymer (FAGP) repair mortar | ) concrete for use in challenging service environments. Low | -calcium geopolymers have been advocated to mitigate | . This study evaluated the degradation mechanism of low | Alkali-activated geopolymers are increasingly
关键词: Low-calcium fly ash geopolymer |  Laboratory-induced accelerated sewer |  conditions |  Repair mortar |  Chemo-transport damage |  Residual mechanical strength |  Microstructure |  Ion leaching

2. Expansion in low calcium fly ash-based geopolymer concrete:chemical factors influenced by silica fume and NaOH concentration NSTL国家科技图书文献中心

Kailash Kumar Singar... |  Mohd Ataullah Khan... -  《Journal of Sustainable Cement-Based Materials》 - 2025,14(1/4) - 74~88 - 共15页 - 被引量:1

摘要: expansion behavior of a low calcium fly ash(FA)-based GPM |  to report the expansion of low calcium FA-based | Geopolymer technology offers a sustainable |  alternative to energy-intensive cement production | ,potentially reducing dependence on natural resources and
关键词: Geopolymer |  fly ash |  silica fume |  particle size |  expansion |  XRD |  analcime

3. Investigating the properties of agro‑waste fiber reinforced low calcium fly ash geopolymer composites: the effect of alkali treatment and nano‑clay addition NSTL国家科技图书文献中心

M. G. Ranjith Kumar |  Ganeshprabhu Parvath...... -  《Journal of Material Cycles and Waste Management》 - 2025,27(2) - 984~995 - 共12页

摘要:. These composites were produced using low calcium fly |  ash-based geopolymer matrix and PSFs and NC as a |  tests were performed to determine the viability of fly | -ash-based geopolymer composites (FAGC) for | This work investigated the effect of
关键词: Geopolymer |  Phoenix sp. fiber |  Alkali treatment |  Nano-clay |  Interfacial bonding

4. The thermal phase transition of sintering process for ceramic foams by domestic waste incineration fly ash with high-calcium and low-silicon NSTL国家科技图书文献中心

Liu, Haiou |  Gan, Yupeng... -  《CERAMICS INTERNATIONAL》 - 2025,51(6) - 7546~7556 - 共11页

摘要: from domestic waste incineration fly ash. The |  process of high-calcium and low-silicon domestic waste |  incineration fly ash-based ceramic foams is discussed | . Therefore, the use of fly ash from domestic waste |  treasure and realize the resource utilization of fly ash.
关键词: Domestic waste incineration fly ash |  Ceramic foams |  Flexural strength |  Heavy metal leaching |  Thermal phase transition model

5. Durability of fly ash/slag geopolymers: Role of OPC and silica under sulfate attack NSTL国家科技图书文献中心

Salem Aldawsari |  Raphael Kampmann -  《Construction and Building Materials》 - 2025,465(Feb.28) - 139855.1~139855.14 - 共14页

摘要: are low-calcium fly ash (class F) and ground | This study evaluates the durability of fly ash |  employed to prepare fly ash/slag pastes. Pure OPC samples | /slag-based geopolymer with limited ordinary Portland |  cement (OPC) content up to 6%. The raw materials used
关键词: Geopolymer |  Durability |  Alkali-activated |  Paste |  EDS |  Gel phase |  Fly ash |  Slag |  Microstructure |  SEM...

6. Effect of initial calcium to silicon ratio on the hybrid alkali-activated cement: From strength development to microstructure evolution NSTL国家科技图书文献中心

Shu Wang |  Jiafeng Kong... -  《Construction and Building Materials》 - 2025,464(Feb.21) - 140179.1~140179.11 - 共11页 - 被引量:1

摘要: granulated blast furnace slag (GGBFS), low-calcium fly ash |  varying the initial calcium to silicon (C/S) ratio (1 to | This study explores the potential of hybrid |  alkali-activated cement (HAAC) prepared from ground |  (FA), and ordinary Portland cement (OPC) as
关键词: Hybrid alkali-activated cement |  Calcium to silicon ratio |  Supplementary cementitious materials |  Strength development |  Microstructure

7. Synergistic effects of fly ash-cement slurry and CO_2 mineralization on coal gangue aggregate and its concrete properties NSTL国家科技图书文献中心

Sheng Gao |  Shuai Zhao... -  《Construction and Building Materials》 - 2025,465(Feb.28) - 140225.1~140225.17 - 共17页

摘要:, various fly ash-cement slurry with different water |  aggregate (CGA) at a fly ash dosage of 10 %. Subsequently |  fly ash-cement slurry encapsulation and CO_2 |  significantly more effective than using only fly ash-cement | The limitations of gangue, including its low
关键词: Coal gangue aggregate |  Fly ash-cement slurry |  CO_2 mineralization |  Gangue concrete |  Durability properties

8. Compressive Strength,Water Absorption and Efflorescence Characteristics of One-Part Geopolymer Concrete Masonry Units NSTL国家科技图书文献中心

Moegamat Tashriq Bha... |  Adewumi John Babafem...... -  《Proceedings of the 7th International Conference on Concrete Repair, Rehabilitation and Retrofitting》 -  International Conference on Concrete Repair, Rehabilitation and Retrofitting - 2025, - 541~550 - 共10页

摘要: ash-blast furnace slag and fly ash-metakaolin-based |  MPa for fly ash-blast furnace slag and fly ash | The development and testing of low-carbon |  by solid sodium hydroxide,powdered calcium |  alternative masonry units(AMUs)in mitigating the carbon
关键词: Compressive strength |  Water absorption |  Efflorescence |  One-part geopolymer concrete masonry unit |  Durability

9. An innovative ternary carbon-fixing cementitious system of cement-fly ash-carbonated steel slag NSTL国家科技图书文献中心

Zhao, Yingliang |  Zheng, Yong... -  《Cement & concrete composites》 - 2025,160 - 106042~ - 共13页

摘要: cementitious system named CFCS, combining cement, fly ash (FA |  degree of fly ash (FA), resulting in sustained |  carbon- fixing calcium carbonates (Cc) from steel slag |  formation of additional calcium-silicate-hydrate (C-S-H |  ultra-low carbon cementitous system.
关键词: Steel slag |  Carbonation |  Carbonates |  Nano-structures |  Iron-containing phases |  Fly ash

10. Synergistic effect of calcined clay and fly ash on the performance of porous vegetation concrete NSTL国家科技图书文献中心

John Bosco Niyomukiz... |  Amin Eisazadeh... -  《Construction and Building Materials》 - 2025,458(Jan.10) - 139749.1~139749.15 - 共15页 - 被引量:1

摘要: and low-calcium oxide fly ash as partial cement |  clay (CC), fly ash (FA) and cement. Therefore, this | Porous vegetation concrete (PVC) has recently |  attracted attention as an eco-friendly and sustainable |  construction material. Due to its porous nature and
关键词: Bermuda grass |  Calcined clay |  Ecological concrete |  Fly ash |  Slope Stabilization |  Sustainability
检索条件low calcium fly ash

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