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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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Gabriela Rutkowska, Mariusz Zóltowski, Konstantin Rusakov, Katarzyna Pawluk, Joanna Andrzejak and Bogdan Zóltowski
CO2 emission limits introduced by the European Union are encouraging works on new-generation materials with reduced clinker content. Currently, fumed silica from hard coal combustion is used in cement and concrete technology in Europe and Poland. Its wid...
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Hongfei Cao, Zhao Liang, Xi Peng, Xin Cai, Kewei Wang, Hui Wang and Zhongda Lyu
Excessive emissions of carbon dioxide can lead to greenhouse effect thus destroying the ecological balance. Therefore, effective measures need to be taken to reduce the emission of carbon dioxide. In this study, the influence of carbon dioxide curing on ...
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Xiangsheng Chen and Jun Shen
The adverse effects of a hostile marine environment on concrete structures inevitably result in great economic loss and may contribute to catastrophic failure. There is limited information on the durability of concrete in a tensile stress-chloride ion-ca...
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Shiquan Li, Yu Chen, Can Tang, Jinyuan Wang, Ronggui Liu and Haojie Wang
Carbonization coefficient research has great significance in concrete carbonization evaluation. Nano-silica (NS) can reduce the content of Ca(OH)2, which is generated during the hydration of concrete, resulting in improved carbonization resistance and co...
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Tianlun Li and Yonggen Wu
In this paper, three modified tetraethyl orthosilicate surface treatment agents were prepared by using tetraethyl orthosilicate (TEOS) as the preparation monomer, isobutyltriethoxysilane (IBTS) as the hybridizer, and acrylic acid, phosphoric acid, and hy...
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Jinzhong Zhao, Jin Wu and Kaixin Chen
The ultrasonic transmission detection method is used to investigate the applicability for the second-harmonic generation (SHG) technology of longitudinal wave to quantitatively assess carbonated concrete. The principal of this method is to use the piezoe...
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Efstratios Badogiannis, Maria Stratoura, Konstantinos Aspiotis and Alexandros Chatzopoulos
Different structural lightweight concrete mixtures of specific density and strength classes were produced by using various lightweight aggregates (LWAs) such as pumice, perlite, and rice husk ash. Their properties were evaluated in fresh and hardened sta...
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Li Song, Jin-liang Liu, Chen-xing Cui, Zhi-wu Yu, Zhi-wei Fan and Jian Hou
The carbonation process of reinforced concrete (RC) beams considering the combined effect of fatigue load and environmental factors was investigated experimentally in an environmental simulation chamber based on meteorological environmental data. Fourtee...
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Jaehyun Lee, Taegyu Lee, Hyeonggil Choi and Dong-Eun Lee
There have been many studies on the effect of durability and compressive strength on the increase of the mixing rate of admixtures. However, there is no research that can provide a guide on the optimal mixture proportions for maintaining compressive stre...
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