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Guangzheng Qi, Qiang Zhang and Zhengning Sun
Supersulfated cement (SSC), a low-carbon, energy-efficient, eco-friendly cementitious material, is mainly made from industrial byproducts. However, SSC?s slow early strength development leads to inadequate initial hardening and reduced durability, which ...
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Baojun Cheng, Xiaowei Gu, Haoyue Hu, Yaning Kong and Pengyu Huang
There are some limitations in the application of tuff powder as a supplementary cementitious material (SCM). Exploring its feasibility in new fields will consume a large amount of silica-alumina mine solid wastes. This study has investigated the mechanic...
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Bin Ma, Yunfan Chu, Xiaolin Huang and Bai Yang
The performance indicators of concrete are mainly determined by the interface characteristics between cement hydration slurry and aggregates. In this study, molecular dynamics technology was used to evaluate the effect of the interfacial water content on...
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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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Moruf Olalekan Yusuf
Fourier-transform infrared (FTIR) spectroscopy is a fast and simple technique for functional group identification. This work provides a review and insight into the application and interpretation of FTIR spectroscopy for cementitious binders that comprise...
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Maohua Zhang, Zenong Tian and Jiyin Cui
In order to study the influence of nanomaterials on the carbonation resistance of marine concrete under bending loads, an appropriate amount of nano-SiO2 was added to plain concrete, and a self-developed carbonation box and bending loading device were us...
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Niall Holmes, Mark Tyrer and Denis Kelliher
This paper presents a prediction of chemical shrinkage volume created during the hydration of two cements over time using a thermodynamic model. Chemical shrinkage in hydrating cements is a result of internal volume change over time within sealed conditi...
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Hao Yang, Jianfeng Zhu, Yanli Tao, Zhengqing Wang and Qiqi Zheng
This research aims to investigate the potential of engineering waste marine silt stabilized by a self-developed stabilizing chemical additive called PZ-1 as a subgrade filler. PZ-1 is composed of calcium carbide residue (CCR) and plant ash (PA) under an ...
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Mani Shivakumar, Aruna Singh, Thirumalini Selvaraj and Shanmugapriya Thangaraj
The scientific investigation performed on the different mortar typologies of the Padmanabhapuram Palace mortars in a previous study led to the formulation of a similar traditional mortar. The outcome of the study was an increase in the carbonation action...
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