Search Results - "Qian, Jueshi"

Influence of alkali sulfates in clinker on the hydration and hardening of Portland cement by Ma, Ying, Qian, Jueshi

“…•The effects of alkali sulfate on cement hydration and hardening were studied.•The adverse effect of alkali sulfate originated from clinker is…”
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Effect of ettringite seed crystals on the properties of calcium sulphoaluminate cement by Yu, Jincheng, Qian, Jueshi, Tang, Jiangyu, Ji, Ziwei, Fan, Yingru

“…•Ettringite seeds remarkably accelerated the hydration of pastes in the presence of PCE.•3-h compressive strength increased by 290% when containing 4%…”
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Modification effects of colloidal nanoSiO2 on cement hydration and its gel property by Hou, Pengkun, Kawashima, Shiho, Kong, Deyu, Corr, David J., Qian, Jueshi, Shah, Surendra P.

“…To understand the effects of colloidal nanoSiO2 (CNS) on cement hydration and gel properties in the early and later age, hydration heat, calcium morphology,…”
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Development and Promotion of Concrete Strength at Initial 24 Hours by Fan, Chuanhe, Qian, Jueshi, Sun, Huaqiang, Fan, Yingru

“…Knowing and promoting the strength development of concrete at an earlier age is essential for accelerating formwork circulation of the on-site construction and…”
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Use of circulating fluidized bed combustion fly ash and slag in autoclaved brick by Zhang, Zhiwei, Qian, Jueshi, You, Chao, Hu, Changhua

“…► We investigated to make use of CFBC fly ash and slag containing about 10% SO3. ► Up to 97% of CFBC fly ash and slag can be used to make an autoclaved brick…”
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Preparation and Properties of Magnesium Phosphate Cement-Based Fire Retardant Coating for Steel by Dai, Xiaobing, Qian, Jueshi, Qin, Jihui, Yue, Yanfei, Zhao, Yushan, Jia, Xingwen

“…Magnesium phosphate cement (MPC) is a potential inorganic binder for steel coating due to setting and hardening rapidly, and bonding tightly with steel…”
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Creep Deformation and Its Effect on Mechanical Properties and Microstructure of Magnesium Phosphate Cement Concrete by Gao, Yuxin, Qin, Jihui, Li, Zhen, Jia, Xingwen, Qian, Jueshi

“…Creep deformation is an important aspect of magnesium phosphate cement (MPC) used as a structural material. In this study, the shrinkage and creep deformation…”
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Activation of fly ash–lime systems using calcined phosphogypsum by Min, Yang, Jueshi, Qian, Ying, Pang

“…Experiments were performed to determine the effect of calcined phosphogypsum on the strength of fly ash–lime binders. Significant strength increases compared…”
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Investigation and Optimisation of the Rheological Properties of Magnesium Potassium Phosphate Cement with Response Surface Methodology by Yue, Yanfei, Ren, Jun, Yang, Kai, Wang, Danqian, Qian, Jueshi, Bai, Yun

“…Magnesium phosphate cement (MPC) is a promising alternative cement. However, the rheological property of this new binder is still to be explored. In this…”
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Preparation and Application of Self-Curing Magnesium Phosphate Cement Concrete with High Early Strength in Severe Cold Environments by Jia, Xingwen, Luo, Jiayin, Zhang, Wenxin, Qian, Jueshi, Li, Junmeng, Wang, Ping, Tang, Maohua

“…The early strength of magnesium phosphate cement (MPC) decreases sharply in severe cold environments ≤-10 °C, with the 2 h compressive strength falling to 3.5…”
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Preparation and Performance of Ternesite-Ye'elimite Cement by Shen, Yan, Chen, Xi, Li, Jiang, Wang, Peifang, Qian, Jueshi

“…Ternesite-ye'elimite (TCSA) cement is a new type of environmentally advantageous binder prepared by introducing ternesite, a reactive phase, into belite…”
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Preparation and properties of gradient fire & corrosion protection magnesium phosphate cement coatings by Dai, Xiaobing, Qian, Jueshi, Qin, Jihui, Jia, Xingwen, Tang, Hao

“…Fire and corrosion protection are the main problems limiting the application of steel. Gradient fire & corrosion protection coating for steel structures was…”
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Optimization of strength and microstructural properties of building gypsum by ternary Ca(OH)2 - citric acid and PCEs additives by Sun, Huaqiang, Cai, Changfan, Tang, Fanxiong, Qian, Jueshi, Zhang, Jian

“…Multiple additives are usually required to achieve better constructability for building gypsum-based materials. In this work, ternary contour was designed to…”
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Sulfate optimization in ettringite rich cements by SO3/Al2O3 molar ratio: A comparative study of calcium sulfoaluminate and aluminate cements by Sun, Huaqiang, Lin, Tianzhu, Zhuo, Kanghong, Qian, Jueshi, Chen, Xiangsheng, Zhang, Jian, Sun, Yubo

“…The hydration process of calcium sulfoaluminate (CSA) and aluminate cement (CAC) is influenced by their composition and calcium sulfate sources. Increasing the…”
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Preparation of Magnesium Ammonium Phosphate Mortar by Manufactured Limestone Sand Using Compound Defoaming Agents for Improved Strength and Impermeability by Mao, Wenting, Cao, Chunpeng, Li, Xincheng, Qian, Jueshi, You, Chao

“…Magnesium ammonium phosphate cement (MAPC) mortar has recently risen up as high performance rapid repair material for concrete structures. But high costs of…”
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An Experimental Investigation on the Effects of Limestone Fines in Manufactured Sands on the Performance of Magnesia Ammonium Phosphate Mortar by Mao, Wenting, Cao, Chunpeng, Li, Xincheng, Qian, Jueshi, Dang, Yudong

“…Magnesium ammonium phosphate cement (MAPC) prepared with ammonium dihydrogen phosphate (NH4H2PO4, ADP) and dead-burned Magnesium oxide (MgO) is a new type of…”
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High performance cementing materials from industrial slags — a review by Shi, Caijun, Qian, Jueshi

“…At the present, most industrial slags are being used without taking full advantage of their properties or disposed rather than used. The industrial slags,…”
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Statistical Characteristics of Microhardness of Hardened Cement Paste by Dang, Yudong, Shi, Xianming, Qian, Jueshi, Jiang, Yan, Li, Xincheng

“…Due to the intrinsic nature of a heterogeneous and anisotropic microstructure of cement based materials and the small indentation size, the measured…”
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Physical Model of Drying Shrinkage of Recycled Aggregate Concrete by Guo, Yuanchen, Wang, Xue, Qian, Jueshi

“…We prepared concretes（RC0, RC30, and RC100） with three different mixes. The poresize distribution parameters of RAC were examined by high-precision mercury…”
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Hydration of C3A/gypsum composites in the presence of graphene oxide by Kang, Xiaojuan, Zhu, Xiaohong, Liu, Jiaping, Shu, Xin, Qian, Jueshi, Huang, Yongbo

“…[Display omitted] The interactions between graphene oxide (GO) and individual clinker phases, which are critical for understanding the mechanism of GO during…”
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