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Zhihang Hu, Xiaowei Gu, Baojun Cheng, Qing Wang, Jianping Liu, Xiaowei Ge and Shiqi Yin
The preparation of iron ore tailings (IOTs) into supplementary cementitious materials (SCMs) is an effective approach to achieve value-added utilization of industrial solid waste. This study systematically investigates the hydration pattern and strength ...
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Ruixin Jiang and Zhengjun Wang
The massive accumulation of graphite tailings causes serious environmental pollution, mainly from heavy metal pollution. Therefore, this article introduces a method of using graphite tailings as a high-content main material, cement as a small component o...
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Mohammad Sadegh Tale Masoule and Ali Ghahremaninezhad
This study investigates the hydration, microstructure, autogenous shrinkage, electrical resistivity, and mechanical properties of Portland cement pastes modified with PEG-PPG triblock copolymers with varied molecular weights. The early age properties inc...
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Andres Salas Montoya, Loth I. Rodríguez-Barboza, Fabiola Colmenero Fonseca, Javier Cárcel-Carrasco and Lauren Y. Gómez-Zamorano
In recent decades, alkali activated and blended cements have attracted great interest worldwide due to their advantages of low energy cost, high strength, and good durability. This study evaluated the effects of replacing 50% of Portland cement with a mi...
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Xu Dong, Mingdong Wang, Minyuan Song and Ning Hou
The backfilling of lime soil in ultra-deep and ultra-narrow foundation trenches is a difficult construction link, and ordinary-cemented soil has drawbacks, including poor strength, impermeability, and frost resistance. To solve these problems, fly ash (F...
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Gengyin Cui, Dewen Kong, Yingying Huang, Wei Qiu, Lili Cheng and Lingling Wang
The single-factor experiments are designed to quantitatively investigate the effects of silica fume, mineral powder, and fly ash on the mechanical and thermal insulation properties of desulfurization gypsum-based composites (DGCs). The effect mechanism i...
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Dominika Radzikowska-Kujawska, Paula John, Tomasz Piechota, Marcin Nowicki and Przemyslaw Lukasz Kowalczewski
To prevent the staggering degradation of the environment, restrictions in the use of plant protection products and fertilizers are being strengthened every year. Therefore, methods for improving plant tolerance to unfavorable environmental conditions are...
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Dong-Ju Seo, You-Jae Lee, Beom-Gyun Choi, Jong-Gun Park and Gwang-Hee Heo
The use of electrically conductive mortar (ECM) is a relatively new construction material technology developed to obtain high conductivity and mechanical strength. This study presents an experimental investigation on the heating performance and flexural ...
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Jinze Sun, Shujie Liu, Jiwei Zhang, Qinghao Tian, Zhijie Yu and Zuodong Xie
As a widely used material in underground engineering, clay?cement slurry grouting is known for its initial poor anti-seepage and filtration capacity, the low strength of the resulting stone body, and its tendency towards brittle failure. To explore effic...
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Kai Yao, Qing Li, Ping Chen, Juntong Li, Penghuai Wang and Wenqi Tang
In response to the high water sorptivity of alkali-activated slag?red mud?steel slag cementitious material (AASRSS), water and aggressive ions are easily transferred to the interior of cementitious materials, which poses a significant threat to their dur...
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