Zobrazeno 1 - 10
of 217
pro vyhledávání: '"Yingwu, Zhou"'
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03531- (2024)
This paper investigates the thermal stability of metakaolin/fly ash (MK/FA) based geopolymers at elevated temperature of 500℃ and 800℃. The thermal stability of geopolymers is evaluated from the following aspects: apparent morphology, residual co
Externí odkaz:
https://doaj.org/article/0fa6c52c64f845fd9b344c4333a7e123
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e03140- (2024)
Carbon fiber-reinforced polymer (CFRP) is attractive to serve as reinforcements for concrete structures under harsh environmental conditions. Previous studies show that strip-shaped CFRP stirrups are satisfactory to replace conventional steel stirrup
Externí odkaz:
https://doaj.org/article/466dafbdcb5145538ee2165e1c444b62
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e02971- (2024)
Strengthening reinforced concrete (RC) columns utilizing advanced composites, including fiber-reinforced polymer (FRP), polyethylene terephthalate (PET) FRP, and engineered cementitious composite (ECC) has attracted extensive efforts for decades. Rem
Externí odkaz:
https://doaj.org/article/e7e24bb1c42d427eaa36258d841bdb13
Autor:
Yaocheng Wang, Zihan Xiong, Xin Wang, Dingkun Liu, Yu Jin, Yingwu Zhou, Weiwen Li, Baojian Zhan
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e02932- (2024)
The use of Glass Fiber Reinforced Plastics (GFRP) bars in coastal concrete structures can effectively prevent steel reinforcement corrosion, but research on the evolution of their performance in seawater and alkaline concrete environments is lacking.
Externí odkaz:
https://doaj.org/article/daf2f9ad468a45bc98d1482843e09ef0
Publikováno v:
Materials, Vol 17, Iss 8, p 1904 (2024)
The poor performance of recycled concrete aggregate (RCA) leads to greater creep in recycled aggregate concrete (RAC) compared to natural aggregate concrete (NAC). To enhance the quality of RCA, this paper utilizes a 2% concentration of a nano-SiO2 (
Externí odkaz:
https://doaj.org/article/6cfb24c8681e49c5acecf7250ef3e122
Publikováno v:
Materials, Vol 17, Iss 5, p 1180 (2024)
Recycled aggregate concrete (RAC) possesses different mechanical properties than ordinary concrete because of inherent faults in recycled aggregates (RAs), such as the old interfacial transition zone (ITZ). However, the application of nano-SiO2 prese
Externí odkaz:
https://doaj.org/article/8ce89b92e77941d4a9c8160ad6674f2e
Autor:
Muhammad Arslan Ahmad, Bing Liu, Qiuwei Li, Muhammad Adeel, Jinlong Zhang, Yingwu Zhou, Xu Deng
Publikováno v:
Frontiers in Materials, Vol 10 (2023)
Our study offers a quantitative framework for microbial-induced calcium carbonate precipitation (MICP) to uplift the properties of recycled aggregate concrete (RAC). In this regard, a marine alkalophilic bacterium Bacillus sp. B6 was employed, and it
Externí odkaz:
https://doaj.org/article/68d8c1e6888e4920b26ffd72a330bb82
Publikováno v:
Polymers, Vol 15, Iss 12, p 2701 (2023)
In this study, sustainable engineered cementitious composites (ECC) exhibiting high tensile strength as well as high tensile strain capacity were successfully developed by incorporating polyethylene (PE) fiber, local recycled fine aggregate (RFA), an
Externí odkaz:
https://doaj.org/article/dd41aec9c91a45f884cd6b1b88b053ad
Autor:
Chunlei Huang, Fangxia Kou, Kedi Peng, Tianzhi Tu, Shuang Li, Minting Guo, Genjian Yu, Yingwu Zhou, Wanjun Bi, Shupei Zheng, Cheng Zhang, Biao Zheng, Jun Wang
Publikováno v:
Results in Physics, Vol 34, Iss , Pp 105233- (2022)
Coherent supercontinuum (SC) generation in optical fibers has spurred extensive research interest and found many applications. Here, we report a hybrid optical crystal fiber with an yttrium aluminum garnet (YAG) core. The optimized fiber features bro
Externí odkaz:
https://doaj.org/article/641111a98d71449bbd369e20a94af190
Publikováno v:
Polymers, Vol 14, Iss 19, p 3964 (2022)
To promote the sustainable development of the construction industry, concrete incorporating polyethylene (PE) fiber-strengthened recycled coarse aggregate (SRCA) and seawater and sea sand (SWSS) is prepared. The usage of SRCA significantly improves t
Externí odkaz:
https://doaj.org/article/e8c8008be423466eb026ac80ab129582