Zobrazeno 1 - 10
of 66
pro vyhledávání: '"Changwu Liu"'
Autor:
Shun Kang, Rong Deng, Haifeng Yao, Yiling Yue, Ke Wang, Zhihao He, Kunyang Wang, Huan Shi, Changwu Liu
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Water is necessary for the alkali aggregate reaction to occur and this study investigates the impact of waterproofing on alkali-aggregate reaction (AAR) in concrete by separating water from alkali reactive aggregates through surface, aggrega
Externí odkaz:
https://doaj.org/article/f12f5b1a87344cbbaf0d1eeee37e206d
Purification Technology by Macroporous Resin and Immunomodulatory Activity of Abalone Polysaccharide
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 13, Pp 186-194 (2024)
Objective: To improve the quality of abalone polysaccharide, the purification process by macroporous resins was optimized, and the immunomodulatory activities of polysaccharides before and after purification were evaluated. Methods: The purification
Externí odkaz:
https://doaj.org/article/b9da9ee6d6594d309c284406c9501b07
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 15, Iss 4, Pp 896-910 (2023)
In karst areas, the drainage pipes of aging tunnels are prone to be clogged by precipitated carbonates, resulting in lining cracking and tunnel leaking. As a result, not only the driving safety will be deteriorated, but also the water pressure on the
Externí odkaz:
https://doaj.org/article/37bebd1f81704e1897989fc1b5bc2366
Publikováno v:
Buildings, Vol 14, Iss 6, p 1664 (2024)
The alkali–carbonate reaction (ACR) is a type of alkali–aggregate reaction (AAR) that may lead to serious damage in concrete construction. There is sufficient research on the effect of the ACR on dolomite limestone; however, research on the effec
Externí odkaz:
https://doaj.org/article/d0b74c9d27904298b8c0138547f27b34
Publikováno v:
Energies, Vol 15, Iss 16, p 5824 (2022)
An advanced break or a vast region of pressurisation may occur when the working face passes through an abandoned roadway, resulting in a roof falling or water inrush. The stress evolution of the working face passing through an abandoned roadway in a
Externí odkaz:
https://doaj.org/article/b325954570d444b7a2f5772ef128c4fe
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
In order to create more underground space, it was important to investigate the impact of excavation on the preexisting building. In this paper, a scale model test was conducted to analyze the stability of the structure during excavation. The model co
Externí odkaz:
https://doaj.org/article/7db15d90b99f4a7e8f860ef92223949b
Publikováno v:
Geofluids, Vol 2020 (2020)
In situ leaching was a very important technical approach in ion-adsorption rare earth mining, because it can effectively avoid the geological hazards, protect the environment, and reduce the mining costs. The critical issue of this mining technique w
Externí odkaz:
https://doaj.org/article/da37977d9c6740dfa1a980a116766f76
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
In shaft construction, conducting shaft drilling and pregrouting simultaneously is expected to speed up the sinking rate and save the cost. Reasonable determination of the spatial locations of the drilled shaft and grouting holes and proper defining
Externí odkaz:
https://doaj.org/article/58049e71c68f46168ca77ff3f911a318
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
The calculative width directly affecting the horizontal bearing capacity of the pile is an important parameter of the horizontal loaded pile foundation and its effective value will change with the variation of slope angle. In order to research the ef
Externí odkaz:
https://doaj.org/article/f8f1e8ac06624c8e8921343842ddc11a
Publikováno v:
Journal of Integrative Environmental Sciences, Vol 15, Iss 1, Pp 135-155 (2018)
Karst rocky desertification (KRD) is a global environmental degradation problem caused by human activities and vegetation deterioration. Vegetation restoration in KRD is very difficult due to severe water loss, soil erosion and extensive bare bedrock
Externí odkaz:
https://doaj.org/article/69cb9254cb68418da5df3e5a0aac27b3