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Yongjun Zhong and Haiyang Xia
Excess nitrogen and phosphorus in the water causes several ecological problems for nutrients. Biological nitrogen removal is an economical and efficient way to prevent excessive nitrogen in the environment. For most areas of China, temperatures are usual...
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Seyedsaleh Mousavinezhad, Judit M. Garcia, William K. Toledo and Craig M. Newtson
For several decades, class F fly ash has been an attractive supplementary cementitious material, at least in part, due to its ability to reduce Portland cement consumption and mitigate alkali-silica reactions in concrete. However, fly ash availability is...
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Sadi I. Haruna, Han Zhu, Yasser E. Ibrahim, Jianwen Shao, Musa Adamu and Abdulwarith I. B. Farouk
The prolonged service life of civil engineering structures, such as buildings and highway pavement, means that they deteriorate with time, requiring frequent repair work. Polyurethane (PU) materials can effectively maintain engineering structures such as...
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Shiyi Zhang, Yingfang Fan and Surendra P. Shah
To improve the ability of concrete structures to resist freeze-thaw damage in cold environments, explore the effect and mechanism of nano-metakaolin (NMK) on frost resistance of concrete. And make up for the deficiencies in the mechanical properties and ...
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Suniti Suparp, Nazam Ali, Ahmed W. Al Zand, Krisada Chaiyasarn, Muhammad Usman Rashid, Ekkachai Yooprasertchai, Qudeer Hussain and Panuwat Joyklad
Salient features of lightweight aggregate concrete (LAC) include noticeable fire resistance, high strength-to-weight ratio, and low magnitude of dead loads. Further, LAC has a low cost, eases construction practices, and possesses an environment-friendly ...
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