Zobrazeno 1 - 10
of 165
pro vyhledávání: '"Zhengwu Jiang"'
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03597- (2024)
The promotion of non-autoclaved production technology is vital to realize long-term sustainable development of pipe pile industry. By optimizing the mix proportion and curing condition, non-autoclaved high-strength pile concrete can be produced, ther
Externí odkaz:
https://doaj.org/article/6bc12136b5bf4f1a8b398d8dc7aec8b4
Publikováno v:
Materials, Vol 15, Iss 10, p 3638 (2022)
In this study, the autolytic clinker microsphere with clinker as core and polyvinyl pyrrolidone (PVP) as coating film was prepared. Pretreatment of clinker with silane coupling agent was firstly processed during the preparation. To investigate the au
Externí odkaz:
https://doaj.org/article/4669f8a7a4364b489bbfb0255b6f8e46
Autor:
Qian Yang, Yi Liu, Haotian Zou, Xiaoxiong Wang, Guohuan Gong, Yinnan Cheng, Liang Zhang, Zhengwu Jiang
Publikováno v:
Buildings, Vol 12, Iss 5, p 589 (2022)
Low-grade metamorphic rock (LMR) is a kind of stone that is widely distributed in China. The alkali activity strictly prevents its application in conventional concrete. This paper evaluates the possibility of using LMR aggregate in cement-stabilized
Externí odkaz:
https://doaj.org/article/a426ce127bd14ca4afb9cfc0a4231f02
Publikováno v:
Materials, Vol 15, Iss 9, p 3359 (2022)
This paper investigates the properties of white high-strength concrete (WHSC) prepared with ground limestone powder (GLP). Response surface methodology (RSM) was used to design the proportions of mixes and evaluate the influence of the water–binder
Externí odkaz:
https://doaj.org/article/7e32b61c18074df1815fddc334d2e57f
Publikováno v:
Materials, Vol 14, Iss 15, p 4095 (2021)
In this paper, the mechanical performance of an ultra-high-performance concrete (UHPC) repaired cementitious composite system, including the old matrix and the new reinforcement (UHPC), under various high temperature levels (20 °C, 100 °C, 300 °C,
Externí odkaz:
https://doaj.org/article/cf99bdb9ffca49c0bfde527a937e4223
Publikováno v:
Materials, Vol 13, Iss 3, p 644 (2020)
In this study, a new type of cement-based healing pellets (CHPs) were proposed to accelerate the healing efficiency of concrete, which was mainly based on the introduced Na2CO3 on promoting the formation of calcium carbonate (CaCO3) in cracks. The ef
Externí odkaz:
https://doaj.org/article/e2beeb87327743229be989e0032382d4
Publikováno v:
Materials, Vol 13, Iss 3, p 589 (2020)
This paper presents a new insight into the autolytic mineral self-healing method for cementitious materials. The clinker/PVP (polyvinyl pyrrolidone) autolytic microsphere was prepared via the film coating method with cement clinker as a healing agent
Externí odkaz:
https://doaj.org/article/54e15e180a344a068aacce8451a3def2
Publikováno v:
International Journal of Polymer Science, Vol 2016 (2016)
The aim of this paper was to study how the early-age self-shrinkage behavior of cement paste is affected by the addition of the waste paper fibers under sealed conditions. Although the primary focus was to determine whether the waste paper fibers are
Externí odkaz:
https://doaj.org/article/02be415181ba4ed49483435dd0f7e932
Publikováno v:
Journal of Engineering, Vol 2016 (2016)
The interfaces between the deposition products and concrete are not always well bonded when the electrochemical deposition method (EDM) is adopted to repair the deteriorated concrete. To theoretically illustrate the deposition healing process by micr
Externí odkaz:
https://doaj.org/article/730c71e821f84260b3dde59cb6ff0b98
Publikováno v:
PLoS ONE, Vol 8, Iss 11, p e81616 (2013)
Autonomous crack healing of cementitious composite, a construction material that is susceptible to cracking, is of great significance to improve the serviceability and to prolong the longevity of concrete structures. In this study, the St-DVB microca
Externí odkaz:
https://doaj.org/article/ec17fdc4e57540628e43a0bfe71630ca