Zobrazeno 1 - 10
of 207
pro vyhledávání: '"Zuhua Zhang"'
Publikováno v:
Engineering, Vol 37, Iss , Pp 18-21 (2024)
Externí odkaz:
https://doaj.org/article/73f0603d104e4df3948bfc5df7fbf691
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03659- (2024)
This study evaluated the effects of various Mg-based admixtures, including magnesium oxide (MgO), layered double hydroxides (LDH), and calcined layered double hydroxides (CLDH), on the chloride resistance of alkali-activated fly ash-slag (AAFS) morta
Externí odkaz:
https://doaj.org/article/a464166cb0444c838ecd239ac17a765c
Autor:
Lingling Qin, Jiahao Yan, Mengya Zhou, Huai Liu, Aiguo Wang, Wei Zhang, Ping Duan, Zuhua Zhang
Publikováno v:
Engineering Reports, Vol 5, Iss 12, Pp n/a-n/a (2023)
Abstract Geopolymer concrete has similar mechanical properties to ordinary Portland cement (OPC) concrete, and even better properties in high temperature, high corrosion environment. However, geopolymer still has the disadvantages of large shrinkage
Externí odkaz:
https://doaj.org/article/5bd0e56ad89e4bdea4e768902270ac1c
Publikováno v:
Engineering, Vol 22, Iss , Pp 215-232 (2023)
Ultra-high performance concrete (UHPC) is a relatively new cementitious concrete composite with significant application potential in infrastructure construction because of its excellent mechanical strength and durability. The steel fiber–matrix int
Externí odkaz:
https://doaj.org/article/ca230a9442b34e449703e9e82c9ff7b9
Autor:
Márlon A. Longhi, Erich D. Rodríguez, Zuhua Zhang, Sandro M. Torres, Márcio S. Barata, Ana P. Kirchheim
Publikováno v:
Case Studies in Construction Materials, Vol 16, Iss , Pp e00846- (2022)
The kaolin mining waste (KW) is a residue generated during the purification process of extracting high purity kaolin used in different industries. KW is mainly constituted by kaolinite-rich clay and other secondary minerals such as anatase and quartz
Externí odkaz:
https://doaj.org/article/c9b8e0068b974af086adcb0b7b7c472f
Publikováno v:
Materials, Vol 16, Iss 5, p 1794 (2023)
The effects of attapulgite and montmorillonite calcinated at 750 °C for 2 h as supplementary cementing materials (SCMs) on the working properties, mechanical strength, phase composition, morphology, hydration and heat release of ordinary Portland ce
Externí odkaz:
https://doaj.org/article/33e57638b833484a8be5393cde1d7187
Publikováno v:
Engineering, Vol 6, Iss 6, Pp 695-706 (2020)
China is the largest producer and user of ordinary Portland cement (OPC), and the rapid growth of infrastructure development demands more sustainable building materials for concrete structures. Alkali-activated materials (AAMs) are a new type of ener
Externí odkaz:
https://doaj.org/article/9227c1e394c147df85a74f5b3f253df2
Publikováno v:
Frontiers in Materials, Vol 6 (2019)
Even with the rapid development of the alkali-activated cement (AAC) technology in the past few years, some phenomena still needs to be better understood, that may alter the durability of the material. In many industrial uses and laboratory researche
Externí odkaz:
https://doaj.org/article/e57a41c0cb0a4574b3e5460c56ee0cf5
Autor:
Zuhua Zhang, Hao Wang
Publikováno v:
Frontiers in Materials, Vol 3 (2016)
The pore characteristics of GFCs manufactured in the laboratory with 0-16% foam additions were examined using image analysis (IA) and vacuum water saturation techniques. The pore size distribution, pore shape and porosity were obtained. The IA method
Externí odkaz:
https://doaj.org/article/d28967954e5e4f0ea8852831c9221bc3
Publikováno v:
Journal of Renewable Materials. 11:27-40