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Effect of interlayer cold joint on mechanical properties and permeability of roller compacted concrete: 《Frontiers of Structural and Civil Engineering》2025年第2期284-299,共16页Sultan Husein BAYQRA SüleymanÖZEN Ali MARDANI Kambiz RAMYAR; gratefully acknowledge the support of the Scientific and Technological Research Council of Turkey(TUBITAK)(No.217M408);the Bursa UludağUniversity Science and Technology Centre(BAP)(No.AYP(MH)-2016/16)。; One issue with layer application of roller compacted concrete(RCC)is the development of cold joints,which can cause damage to RCC structures.In this study,fly ash was used in place of 0%,20%,40%,and 60%of the cement o...; 关键词：roller compacted concrete cold joint mechanical properties permeability properties fly ash

Parametric investigation on the novel and cost-effective nano fly ash impregnated geopolymer system for sustainable construction: 《Frontiers of Structural and Civil Engineering》2024年第2期170-183,共14页R.MOHANA S.M.Leela BHARATHI; The hazardous environmental effects of greenhouse gas emissions and climate change demand alternative sources for cementitious materials in the construction industry.The development of geopolymer structures provides a...; 关键词：GEOPOLYMER nano fly ash chloride ion penetration durability polymerization FILLERS

Fresh and hardened properties of high-performance fiber-reinforced concrete containing fly ash and rice husk ash:Influence of fiber type and content: 《Frontiers of Structural and Civil Engineering》2022年第12期1621-1632,共12页Nguyen-Trong HO Viet Quoc DANG Minh-Hieu NGUYEN Chao-Lung HWANG Trong-Phuoc HUYNH; Although fibers are used only infrequently as an additive in concrete in the construction industry,fiberenhanced concrete is known to provide a wide range of advantages over conventional concrete.The main objective of...; 关键词：high-performance fiber-reinforced concrete fly ash rice husk ash DURABILITY mechanical strength

Development of mix design method based on statistical analysis of different factors for geopolymer concrete: 《Frontiers of Structural and Civil Engineering》2022年第10期1315-1335,共21页Paramveer SINGH Kanish KAPOOR; The present study proposes the mix design method of Fly Ash(FA)based geopolymer concrete using Response Surface Methodology(RSM).In this method,different factors,including binder content,alkali/binder ratio,NS/NH rati...; 关键词：geopolymer concrete mix design fly ash response surface methodology compressive strength stress—strain

Resistance to acid degradation,sorptivity,and setting time of geopolymer mortars: 《Frontiers of Structural and Civil Engineering》2022年第6期781-791,共11页Osama A MOHAMED Rania AL-KHATTAB Waddah AL-HAWAT; This project was funded by the Office of Research and Sponsored Programs at Abu Dhabi University(Nos.19300460 and 19300643);The project is also funded by ASPIRE Award for Research Excellence(AARE),Abu Dhabi,UAE。; Experimental evaluations were conducted to determine the water sorptivity,setting time,and resistance to a highly acidic environment,of mortar with alkali-activated ground granulated blast furnace slag(GBS)binder and ...; 关键词：alkali-activated materials fly ash SORPTIVITY durability of concrete sodium hydroxide sodium silicates reduction in CO_(2)emissions sulfuric acid

Performance assessment of Alccofine with silica fume,fly ash and slag for development of high strength mortar: 《Frontiers of Structural and Civil Engineering》2022年第5期576-588,共13页Shivang D.JAYSWAL Mahesh MUNGULE; Authors are thankful to Counto Microfine Products Private Limited for supplying the Alccofine and Mr.Mohammed Tabish Anwer,Senior Concrete Technologist,Fosroc India Private Limited for providing chemical admixtures used in the study.; Previous studies on concrete have identified silica fume(SF)as the most effective supplementary material,whereas fly ash(FA)and slag have been identified as economical materials with long term strength potential.Devel...; 关键词：Alccofine high strength mortar efficiency factor dilution effect

Service life prediction of fly ash concrete using an artificial neural network被引量：1: 《Frontiers of Structural and Civil Engineering》2021年第3期793-805,共13页Yasmina KELLOUCHE Mohamed GHRICI Bakhta BOUKHATEM; This research was sponsored by the General Directorate for Scientific Research and Technological Development(DGRSDT)of the Algerian Minister of Higher Education and Scientific Research.; Carbonation is one of the most aggressive phenomena affecting reinforced concrete structures and causing their degradation over time.Once reinforcement is altered by carbonation,the structure will no longer fulfill se...; 关键词：CONCRETE fly ash CARBONATION neural networks experimental validation service life

An artificial neural network model on tensile behavior of hybrid steel-PVA fiber reinforced concrete containing fly ash and slag power被引量：1: 《Frontiers of Structural and Civil Engineering》2020年第6期1299-1315,共17页Fangvu LIU Wenqi DING Yafei QIAO Linbing WANG; The authors would like to acknowledge the National Natural Science Foundation of China(Grant Nos.51978515,41941018);Shanghai Sailing Program(19YF1451400);Shanghai Municipal Science and Technology Major Project(2017SHZDZX02)for their financial support.; The tensile behavior of hybrid fiber reinforced concrete(HFRC)is important to the design of HFRC and HFRC structure.This study used an artificial neural network(ANN)model to describe the tensile behavior of HFRC.This ...; 关键词：artificial neural network hybrid fiber reinforced concrete tensile behavior sensitivity analysis STRESS-STRAIN

Direct synthesis of carbon nanotubes on fly ash particles to produce carbon nanotubes/fly ash composites被引量：2: 《Frontiers of Structural and Civil Engineering》2019年第6期1405-1414,共10页Fangxian LI Cheng ZHOU Pengfei YANG Beihan WANG Jie HU Jiangxiong WEI Qijun YU; This work was supported by the National Natural Science Foundation of China(Grant No.51472090);and the Science and Technology Program of Guangzhou(No.201607010047);and the Natural Science Foundation of Guangdong Province(No.2017A030313281).; Fly ash was used as catalytic support for carbon nanotubes(CNTs)growth by chemical vapor deposition(CVD)due to having ideal compositions(SiO2,Al2O3,and Fe2O3).In this paper,CNTs were synthesized on Ni catalyst/fly ash...; 关键词：carbon NANOTUBES FLY ASH chemical vapor deposition parameters purification

Effects of seeding nucleation agent on geopolymerization process of fly-ash geopolymer被引量：2: 《Frontiers of Structural and Civil Engineering》2018年第1期16-25,共10页Lapyote PRASITTISOPIN Issara SEREEWATTHANAWUT; Geopolymer, an inorganic aluminosilicate material activated by alkaline medium solution, can perform as an inorganic adhesive. The geopolymer technology has a viability to substitute traditional concrete made of portl...; 关键词：fly ash GEOPOLYMER nucleation agent portland cement replacement

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