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Autogenous healing mechanism of cement-based materials

Frontiers of Structural and Civil Engineering   Pages 948-963 doi: 10.1007/s11709-023-0960-3

Abstract: Autogenous self-healing is the innate and fundamental repair capability of cement-based materials forHowever, systematic research on the autogenous healing mechanism of cement-based materials is lackingThe healing process mainly involves a chemical process, including further hydration of unhydrated cementIn this study, different factors influencing the healing process of cement-based materials were investigatedThis study provides a valuable reference for developing an improved healing technique for cement-based

Keywords： autogenous healing     cement-based materials     healing mechanism     aggregation effect    

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Microbial self-healing of cracks in cement-based materials and its influencing factors

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0986-6

Abstract: Cement-based materials are brittle and crack easily under natural conditions.The results showed that microbial self-healing agents can repair cracks in cement-based materials inA microbial self-healing agent was embedded in the cement-based material, which automatically repairedWith the development of intelligent building materials, self-healing cracks have become the focus of

Keywords： cement-based materials     cracks     microbial self-healing agent     mechanism     intelligent building materials    

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Effect of size on biaxial flexural strength for cement-based materials by using a triangular plate method

Hakan T TURKER

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 8,   Pages 1017-1028 doi: 10.1007/s11709-022-0871-8

Abstract: The effect of size on the biaxial flexural strength (BFS) of Portland cement mortar was investigatedAn experimental program was conceived to study the size effect by keeping a constant water-cement ratioof 0.485, cement-sand ratio of 1:2.75, and using unreinforced triangular mortar plates of five differenttriangular plate specimen side length and specimen thickness led to a decrease in the BFS of Portland cement

Keywords： testing     apparatus & methods     plain concrete     tensile properties     biaxial flexural strength     triangular plate method    

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Appraising the potential of calcium sulfoaluminate cement-based grouts in simulated permafrost environments

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 722-731 doi: 10.1007/s11709-023-0950-5

Abstract: The aim of this study is to appraise the potential of calcium sulfoaluminate (CSA) cement-based groutsThe hydration and performance of CSA cement-based grouts cured in cold environments (10, 0, and −10 °generation of a significant quantity of hydration products, which indicates the rapid hydration of CSA cement-basedConsequently, the CSA cement-based grouts exhibit remarkably high early strength.The findings show that the strength of grouts fabricated using CSA cement can develop rapidly in cold

Keywords： permafrost     low temperatures     calcium sulfoaluminate cement-based grouts     hydration reaction     compressive    

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Experimental study on mechanical properties of a novel micro-steel fiber reinforced magnesium phosphate cement-based

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 1047-1057 doi: 10.1007/s11709-021-0755-3

Abstract: Magnesium phosphate cement (MPC) received increased attention in recent years, but MPC-based concreteThe micro-steel fibers (MSF) were added to MPC-based concrete to enhance its ductility due to the highinvestigates the effect of MSF volume fraction on the mechanical properties of a new pattern of MPC-basedBased on the test results, the correlations between the cubic compressive strength and curing age, theaxial and cubic compressive strength of MPC-based concrete were proposed.

Keywords： magnesium phosphate cement-based concrete     micro-steel fibers     four-point flexural strength     compressive    

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Characterization of 3D microstructure, thermal conductivity, and heat flow of cement-based foam using

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 3,   Pages 643-651 doi: 10.1007/s11709-021-0709-9

Abstract: This study presents the results of the 3D microstructure, thermal conductivity, and heat flow in cement-basedImages were captured using X-ray micro computed tomography (micro-CT) imaging technique on cement-basedBased on the analysis, the pore volume of 11000 µm3 was determined across the three densitiesThe 3D model showed that heat flows through the cement paste solids and with an increase in porosity

Keywords： 3D pore volume distribution     X-ray tomography     3D shape factor     heat flow    

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High-Performance and Multifunctional Cement-Based Composite Material Article

Victor C. Li

Engineering 2019, Volume 5, Issue 2,   Pages 250-260 doi: 10.1016/j.eng.2018.11.031

Abstract: desirable functions, thus causing the material to behave in a manner more akin to certain biological materialsBased on recent advances in engineered cementitious composites (ECC), this paper suggests that concrete

Keywords： High-performance concrete     Multifunction     Smart     Cement-based composite     Durability     Resilience     Sustainability    

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Molecular Simulation of Cement-based Materials and Their Properties Review

Ashraf A. Bahraq, Mohammed A. Al-Osta, Omar S. Baghabra Al-Amoudi, I.B. Obot,Mohammed Maslehuddin, Habib-ur-Rehman Ahmed, Tawfik A. Saleh

Engineering 2022, Volume 15, Issue 8,   Pages 165-178 doi: 10.1016/j.eng.2021.06.023

Abstract: , is responsible for the stiffness, strength, and durability of Portland cement concrete.phases with other materials at the nanoscale.In this regard, the molecular simulation of cement-based materials is an effective approach to studythe properties and interactions of the cement system at the fundamental scale.reactions govern most of the chemical and physical properties at the atomic scale; and ② computational materials

Keywords： Atomistic simulation     Molecular dynamics     Cement phases     Hydration products     Nanoengineering    

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Cement-based solidification/stabilization of contaminated soils by nitrobenzene

Jianguo LIU, Xiaoqin NIE, Xianwei ZENG, Zhaoji SU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 3,   Pages 437-443 doi: 10.1007/s11783-012-0406-y

Abstract: The cement-based solidification/stabilization (S/S) of nitrobenzene (NB) contaminated soils, with cementThe leaching test results showed that the factors affecting S/S efficiency were NB concentration, cement-to-limeThe optimizing formula, that is, contaminated soils (dry weight):cement:lime= 100:25:25, with 5 wt% additional

Keywords： solidification/stabilization     nitrobenzene     contaminated soils     powder activated carbon    

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Silicon carbide waste as a source of mixture materials for cement mortar

Zhengwu Jiang, Qiang Ren, Haoxin Li, Qing Chen

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 5, doi: 10.1007/s11783-017-0974-y

Abstract: an investigation of the feasibility of recycling silicon carbide waste (SCW) as a source of mixture materialsin the production of cement mortar.Mortars with SCW were prepared by replacing different amounts of cement with SCW, and the propertiesThe shrinkage rate of cement mortar with SCW shows an obvious decrease as the replacement ratio increasesprovides a strategic reference for possibly applying SCW as a mixture material in the production of cement

Keywords： Silicon carbide waste     Cement mortar     Fluidity     Strength     Shrinkage    

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Adsorption properties of polycarboxylate ether-based superplasticizer on cement particles and their resultant

Jinyoung YOON; Byoung Il CHOI; Jae Hong KIM

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 4,   Pages 506-514 doi: 10.1007/s11709-022-0813-5

Abstract: The cement dispersion performance of a polycarboxylate (PCE)-based superplasticizer is highly relatedThis study evaluated effects of PCEs on rheological properties of cementitious materials.Based on the measurement of PCE adsorption, the changes of rheological properties of cementitious materialsThe experimental results support the systematic mechanism of PCE adsorption, cement dispersion, and thedecrease in viscosity of cementitious materials.

Keywords： adsorption     polycarboxylate     superplasticizer     rheology     dispersion    

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Extending blending proportions of ordinary Portland cement and calcium sulfoaluminate cement blends:

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1249-1260 doi: 10.1007/s11709-021-0770-4

Abstract: This study extended blending proportion range of ordinary Portland cement (OPC) and calcium sulfoaluminate(CSA) cement blends, and investigated effects of proportions on setting time, workability, and strengthdevelopment of OPC-CSA blend-based mixtures.TGA) and X-ray diffraction (XRD) were conducted to help understand the performance of OPC-CSA blend-basedAt 90 d, the average UCS of the OPC-CSA blend-based mortars was 39.2 ± 1.7 MPa.

Keywords： calcium sulfoaluminate cement     cement blends     hydration reaction     setting     workability     compressive strength    

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Effect of surgical factors on the augmentation of cement-injectable cannulated pedicle screw fixationby a novel calcium phosphate-based nanocomposite

Haolin Sun, Chun Liu, Shunlun Chen, Yanjie Bai, Huilin Yang, Chunde Li, Lei Yang

Frontiers of Medicine 2019, Volume 13, Issue 5,   Pages 590-601 doi: 10.1007/s11684-019-0710-z

Abstract: Bone cement-augmented pedicle screw system demonstrates great efficacy in spinal disease treatments.However, the intrinsic drawbacks associated with clinically used polymethylmethacrylate (PMMA) cementdemands for new bone cement formulations.On the basis of our previous studies, a novel injectable and biodegradable calcium phosphate-based nanocompositesimulated and animal osteoporotic bone models, and the results were compared with those of clinical PMMA cement

Keywords： bone cement     pedicle screw     degenerative spinal diseases     calcium phosphate     injectable    

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Reliability-based settlement analysis of embankments over soft soils reinforced with T-shaped deep cement

Chana PHUTTHANANON; Pornkasem JONGPRADIST; Daniel DIAS; Xiangfeng GUO; Pitthaya JAMSAWANG; Julien BAROTH

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 638-656 doi: 10.1007/s11709-022-0825-1

Abstract: This paper presents a reliability-based settlement analysis of T-shaped deep cement mixing (TDM) pile-supportedpiles, with various shapes, are compared and discussed together with the results for conventional deep cement

Keywords： T-shaped deep cement mixing piles     piled embankments     settlement     reliability analysis     soil uncertainties    

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Performance of soft-hard-soft (SHS) cement based composite subjected to blast loading with consideration

Jun WU,Xuemei LIU

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 3,   Pages 323-340 doi: 10.1007/s11709-015-0301-2

Abstract: experimental and numerical study on the damage and performance of a soft-hard-soft (SHS) multi-layer cementbased composite subjected to blast loading which can be used for protective structures and infrastructuresto resist extreme loadings, and the composite consists of three layers of construction materials includingwere also studied and both compressive and tensile dynamic increase factor (DIF) curves were improved basedA full-scale field blast test investigated the blast behavior of the composite materials.

Keywords： high strength concrete (SHS)     engineered cementitious composite     interface     blast test     strain rate effect    

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Title Author Date Type Operation

Autogenous healing mechanism of cement-based materials

Journal Article

Microbial self-healing of cracks in cement-based materials and its influencing factors

Journal Article

Effect of size on biaxial flexural strength for cement-based materials by using a triangular plate method

Hakan T TURKER

Journal Article

Appraising the potential of calcium sulfoaluminate cement-based grouts in simulated permafrost environments

Journal Article

Experimental study on mechanical properties of a novel micro-steel fiber reinforced magnesium phosphate cement-based

Journal Article

Characterization of 3D microstructure, thermal conductivity, and heat flow of cement-based foam using

Journal Article

High-Performance and Multifunctional Cement-Based Composite Material

Victor C. Li

Journal Article

Molecular Simulation of Cement-based Materials and Their Properties

Ashraf A. Bahraq, Mohammed A. Al-Osta, Omar S. Baghabra Al-Amoudi, I.B. Obot,Mohammed Maslehuddin, Habib-ur-Rehman Ahmed, Tawfik A. Saleh

Journal Article

Cement-based solidification/stabilization of contaminated soils by nitrobenzene

Jianguo LIU, Xiaoqin NIE, Xianwei ZENG, Zhaoji SU

Journal Article

Silicon carbide waste as a source of mixture materials for cement mortar

Zhengwu Jiang, Qiang Ren, Haoxin Li, Qing Chen

Journal Article

Adsorption properties of polycarboxylate ether-based superplasticizer on cement particles and their resultant

Jinyoung YOON; Byoung Il CHOI; Jae Hong KIM

Journal Article

Extending blending proportions of ordinary Portland cement and calcium sulfoaluminate cement blends:

Journal Article

Effect of surgical factors on the augmentation of cement-injectable cannulated pedicle screw fixationby a novel calcium phosphate-based nanocomposite

Haolin Sun, Chun Liu, Shunlun Chen, Yanjie Bai, Huilin Yang, Chunde Li, Lei Yang

Journal Article

Reliability-based settlement analysis of embankments over soft soils reinforced with T-shaped deep cement

Chana PHUTTHANANON; Pornkasem JONGPRADIST; Daniel DIAS; Xiangfeng GUO; Pitthaya JAMSAWANG; Julien BAROTH

Journal Article

Performance of soft-hard-soft (SHS) cement based composite subjected to blast loading with consideration

Jun WU,Xuemei LIU

Journal Article