Funded by the Scientific Research Program of Jilin Provincial Department of Education(No.JJKH20250981KJ)。
CGCS(coal gasification coarse slag)and desert sand composite aggregate replacing river sand for the preparation of concrete(coal gasification coarse slag and desert sand composite fine aggregate concrete,abbreviated a...
Funded by the Natural Science Foundation of Jiangsu Province(No.BK20241529);China Postdoctoral Science Foundation(No.2024M750736)。
This study aims to develop a chloride diffusion simulation method that considers the hydration microstructure and pore solution properties during the hydration of tricalcium silicate(C3S).The method combines the hydra...
Supported by Yunnan Major Scientific and Technological Projects(No.202403AA080001);National Natural Science Foundation of China(No.52074137);Yunnan Fundamental Research Projects(No.202201AT070151)。
Three types of activators such as sodium hydroxide,calcium oxide and triethanolamine(TEA)are used to establish different activation environments to address the problems associated with the process of activating fly as...
Funded by Science and Technology Development Project of China Railway Design Corporation(Nos.2023A0226407,2023B03040003)。
Paste and mortar specimens were prepared with sulfoaluminate cement(SAC),P⋅O 42.5 ordinary Portland cement(OPC),and standard sand,and mixed and cured with pure water and artificial seawater,respectively.The mechanical...
Funded by Key Laboratory for Comprehensive Energy Saving of Cold Regions Architecture of Ministry of Education(No.JLJZHDKF202204)。
This paper studied the effects of different retarders on the performance of the"one-step"alkali-activated composite cementitious material(ACCM)which is composed of ground granulated blast slag(GGBS)and fly ash(FA),and...
Funded by the National Natural Science Foundation of China(No.51802235);Hubei Science and Technology Innovation Talent Project,China(No.2023DJC087)。
It was found that silica fume can reduce the maximum hydration heat release rate of cement by microcalorimetry,inhibit CAH_(10),promote the generation of C_(3)AH_(6)and strätlingite C_(2)ASH_(8),or promote the convers...
Funded by the National Natural Science Foundation of China(No.52172026);the Science and Technology Development Project of China Railway Design Corporation(Nos.2023A0226407 and 2023B03040003)。
A ternary system comprising Ca_(20)Al_(26)Mg_(3)Si_(3)O_(68)(Q-phase),limestone,and metakaolin is proposed,and its hydration behavior,hydration product phases,microstructure,and mechanical properties are investigated ...
Funded by the Key Public Welfare Special Project of Henan Province(No.201300311000);the Major Technical Innovation Project in Hubei Province of China(No.2020BED025)。
Cement,phosphorous slag(PS),and steel slag(SS)were used to prepare low-carbon cementitious materials,and triisopropanolamine(TIPA)was used to improve the mechanical properties by controlling the hydration process.The ...
This research proposes a new pixel-based model called the hydration-pixel probability model which aims to simplify cement hydration as a probability problem.The hydration capacity of cement,the solution within pores,a...
National Key Research and Development Project of China(No.2017FB0310902)。
Dense pre-hydrated geosynthetic clay liners(DPH GCLs)were manufactured as innovative materials accompanied by the advantage of lower hydraulic conductivity(k).The k of DPH GCLs permeated with de-ionized water(DIW)was ...