Effects of Graphene Oxide On Early-age Hydration And Electrical Resistivity Of Portland Cement Paste
Wengui Li,Wengui Li,Xiangyu Li,Xiangyu Li,Shu Jian Chen,Yan Ming Liu,Wenhui Duan,Surendra P. Shah +7 more
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TLDR
In this article, the effects of graphene oxide (GO) on the early-age hydration process and mechanical properties of Portland cement paste were experimentally investigated in a study based on an isothermal calorimeter measurement, the hydration rate of cement was observed to increase with the increase of GO content by nucleation effect.About:
This article is published in Construction and Building Materials.The article was published on 2017-04-01 and is currently open access. It has received 208 citations till now. The article focuses on the topics: Portland cement & Cement.read more
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Electrical and piezoresistive properties of cement composites with carbon nanomaterials
TL;DR: In this article, the effect of nanomaterials on the piezoresistive sensing capacity of cement-based composites was investigated, and three different nanommaterials (multi-walled carbon nanotubes, graphite nanofibe...
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Effects of graphene oxide on microstructure and mechanical properties of graphene oxide-geopolymer composites
Xinhao Liu,Yueyue Wu,Maosen Li,Jiang Jinping,Liang Guo,Wenqiang Wang,Wensheng Zhang,Zuhua Zhang,Ping Duan +8 more
TL;DR: In this article, the impact of graphene oxide and reduced graphene oxide (rGO) on the microstructure of fly ash (FA) based geopolymer was examined by using FTIR, XRD, DTG, SEM, XPS and BET.
Journal ArticleDOI
An intense review on the performance of Graphene Oxide and reduced Graphene Oxide in an admixed cement system
TL;DR: In this article, the current state of the art performance of Graphene Oxide (GO) and Reduced Graphenoxide (rGO) addition in cement composites is reviewed.
Journal ArticleDOI
Enhanced properties of cementitious composite tailored with graphene oxide nanomaterial - A review
TL;DR: In this paper, the authors present a comprehensive review of the performance and behavior of cementitious composites tailored with Graphene Oxide (GO) nanomaterials, showing that the availability of larger surface area and various oxygen-based functional groups form a linkage and contribute to the impressive behavior of the cementitious matrix.
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Piezoresistivity enhancement of functional carbon black filled cement-based sensor using polypropylene fibre
TL;DR: In this article, different dosages of carbon black (CB) and polypropylene (PP) were added to develop functional cementitious composites as cement-based sensors, which showed that electrical conductivity increased with the amount of PP fibres, due to the enclosed CB nanoparticles and more conductive passages.
References
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Graphene oxide dispersions in organic solvents.
TL;DR: In all of these solvents, full exfoliation of the graphite oxide material into individual, single-layer graphene oxide sheets was achieved by sonication, and graphene oxide dispersions exhibited long-term stability and were made of sheets between a few hundred nanometers and a few micrometers large.
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Nanotechnology in concrete – A review
TL;DR: In this paper, the state of the field of nanotechnology in concrete is reviewed and the impact of recent advances in instrumentation and computational materials science and their use in concrete research is discussed.
PatentDOI
Highly dispersed carbon nanotube-reinforced cement-based materials
TL;DR: In this paper, a composite cement material is prepared from cement material and carbon nanotubes, wherein the carbon-nanotubes are present from about 002 wt % to about 1 0 % based on the weight of the cement material.
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Reinforcing effects of graphene oxide on portland cement paste
Kai Gong,Zhu Pan,Asghar Habibnejad Korayem,Ling Qiu,Dan Li,Francis Gerard Collins,Chien Ming Wang,Wenhui Duan +7 more
TL;DR: In this paper, the reinforcing effects of graphene oxide (GO) on portland cement paste are investigated, and it is discovered that the introduction of 0.03% by weight GO sheets into the cement paste can increase the compressive strength and tensile strength of the cement composite by more than 40%.
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Investigation of blended cement hydration by isothermal calorimetry and thermal analysis
Ivindra Pane,Will Hansen +1 more
TL;DR: In this paper, the authors used differential thermal analysis, thermogravimetric analysis (DTA/TGA) and isothermal calorimetry to determine the degree of hydration of blended cements and pozzolan reaction.