Improving the 3D printability of high volume fly ash mixtures via the use of nano attapulgite clay
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2018.11.109
Abstract: Abstract The effect of nano-attapulgite clay (NC) addition on the fresh, hardened and microstructural properties of high volume fly ash (HVFA) mixes designed for 3D printing was investigated in this study. Experimental results showed that… read more here.
Keywords: attapulgite clay; fly ash; volume fly; nano attapulgite ... See more keywords
Effect of grinding on early age performance of high volume fly ash ternary blended pastes with CKD & OPC
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.01.044
Abstract: Abstract This study investigated setting times and early age compressive strength of the high volume fly ash (HVFA) blended pastes prepared with ground materials. The pastes consisted of 60% Fly Ash + 30% Portland cement (CEM I) + 10%… read more here.
Keywords: strength; volume fly; high volume; early age ... See more keywords
Evaluating the hydration of high volume fly ash mixtures using chemically inert fillers
Sign Up to like & getrecommendations! Published in 2018 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.11.132
Abstract: Abstract Fly ash is frequently used as a replacement for cement in concrete. However, questions remain regarding the influence that fly ash has on the hydration of cement. This paper examines physical aspects (e.g., surface… read more here.
Keywords: volume fly; high volume; cement; ash ... See more keywords
Effects of hybrid fibers on the development of high volume fly ash cement composite
Sign Up to like & getrecommendations! Published in 2019 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2019.04.083
Abstract: Abstract High volume fly ash (HVFA) is used as cement substitute in many cementitious materials. In recent years, hybrid fibers such as steel and polypropylene have been added to improve the mechanical characteristics. The usage… read more here.
Keywords: hybrid fibers; fly ash; cement; volume fly ... See more keywords
Multi-scale improved damping of high-volume fly ash cementitious composite: Combined effects of polyvinyl alcohol fiber and graphene oxide
Sign Up to like & getrecommendations! Published in 2020 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2020.119901
Abstract: Abstract Implementation of high-volume fly ash (HVFA) in cementitious composites helps reduce matrix toughness and thus improve damping property. In this study, graphene oxide (GO) (0.05%, 0.10%, and 0.20%) and polyvinyl alcohol (PVA) fiber (1%… read more here.
Keywords: graphene oxide; volume fly; high volume; pva fiber ... See more keywords
Effect of tidal zone and seawater attack on high-volume fly ash pastes enhanced with metakaolin and quartz powder in the marine environment
Sign Up to like & getrecommendations! Published in 2021 at "Microporous and Mesoporous Materials"
DOI: 10.1016/j.micromeso.2021.111261
Abstract: Abstract The behavior of high-volume fly ash (HVFA) cement pastes modified with metakaolin (MK), quartz powder (Q-P) and their combination in the marine environment was studied. HVFA pastes were manufactured by partially replacing Portland cement… read more here.
Keywords: seawater; fly ash; volume fly; tidal zone ... See more keywords
Electron Probe Microanalysis Investigation into High-Volume Fly Ash Mortars
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials in Civil Engineering"
DOI: 10.1061/(asce)mt.1943-5533.0001854
Abstract: AbstractHigh-volume fly ash (HVFA) concrete has been widely investigated because of its lower carbon footprint and higher performance than the conventional portland cement concrete. In this work, a... read more here.
Keywords: microanalysis investigation; electron probe; volume fly; probe microanalysis ... See more keywords
Temperature-Dependent Hydration and Mechanical Properties of High-Volume Fly Ash Cement with Chemical Additives
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials in Civil Engineering"
DOI: 10.1061/(asce)mt.1943-5533.0003684
Abstract: AbstractThis research investigates the effects of Na2SO4 and Na2CO3 on the mechanical and hydration properties of high-volume fly ash (FA) cement (HFC) at three curing temperatures: 25°C, 40°C, and... read more here.
Keywords: properties high; ash cement; volume fly; high volume ... See more keywords
Dynamic Properties of High Volume Fly Ash Nanosilica (HVFANS) Concrete Subjected to Combined Effect of High Strain Rate and Temperature
Sign Up to like & getrecommendations! Published in 2018 at "Latin American Journal of Solids and Structures"
DOI: 10.1590/1679-78254900
Abstract: The study aims to determine the dynamic properties of high volume fly ash nanosilica HVFANS concrete exposed to strain rates between 30.12 to 101.42 s‐1 and temperatures of 25, 400, and 700 oC by using… read more here.
Keywords: volume fly; dynamic properties; high volume; properties high ... See more keywords
Combined Economic and Mechanical Performance Optimization of Recycled Aggregate Concrete with High Volume of Fly Ash
Sign Up to like & getrecommendations! Published in 2018 at "Applied Sciences"
DOI: 10.3390/app8071189
Abstract: This study intends to evaluate high and low-strength concrete mixes made with high volume of fly ash (FA) and recycled concrete aggregates (RCA) from both a mechanical and economic point of view. For this purpose,… read more here.
Keywords: volume fly; high volume; concrete; rca ... See more keywords