Journal ArticleDOI
Reactive molecular dynamics and experimental study of graphene-cement composites: Structure, dynamics and reinforcement mechanisms
TLDR
In this article, the effects of graphene and graphene oxide on the hydration, microstructures and mechanical properties of cement paste were investigated by using reactive force field molecular dynamics (MD), revealing that functional hydroxyl groups in GO provide non-bridging oxygen (NBO) sites that accept hydrogen-bonds of interlayer water molecules in the calcium silicate hydrate (CSH).About:
This article is published in Carbon.The article was published on 2017-05-01. It has received 278 citations till now. The article focuses on the topics: Calcium silicate hydrate & Graphene.read more
Citations
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Fast parallel algorithms for short-range molecular dynamics
TL;DR: Comparing the results to the fastest reported vectorized Cray Y-MP and C90 algorithm shows that the current generation of parallel machines is competitive with conventional vector supercomputers even for small problems.
Journal ArticleDOI
A critical review on research progress of graphene/cement based composites
TL;DR: A critical review on recent research findings about GND modified cement-based materials was conducted in this paper, where the influence of GND on properties of cement matrix including microstructure, hydration, mechanical properties, etc.
Journal ArticleDOI
Graphene-based nanosheets for stronger and more durable concrete: A review
Ezzatollah Shamsaei,Felipe Basquiroto de Souza,Xupei Yao,Emad Benhelal,Abozar Akbari,Wenhui Duan +5 more
TL;DR: Graphene and graphene-based nanosheets (GNS) possess extraordinary mechanical, chemical, thermal and electrical properties, enabling attractive applications, ranging from structural strength/durability improvement, anti-corrosion, to self-cleaning surfaces and energy saving.
Journal ArticleDOI
Experimental study of the effects of graphene oxide on microstructure and properties of cement paste composite
TL;DR: In this paper, the effects of graphene oxide on hydration degrees, macro-mechanical strength and calcium-silicate-hydrate (C-S-H) structure of cement-based composites were investigated through comprehensive experimental tests.
Journal ArticleDOI
Review on the research progress of cement-based and geopolymer materials modified by graphene and graphene oxide
TL;DR: In this paper, the research progress of graphene-based nanomaterials in improving the properties of cement-based materials and geopolymer materials, and points out the main challenges and development prospects of such materials in the construction field in the future.
References
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Journal ArticleDOI
Mechanical properties and microstructure of a graphene oxide-cement composite
Zhu Pan,Li He,Ling Qiu,Asghar Habibnejad Korayem,Gang Li,Jun Wu Zhu,Frank Collins,Dan Li,Wenhui Duan,Ming Chien Wang,Ming Chien Wang +10 more
TL;DR: Graphene oxide (GO) is the product of chemical exfoliation of graphite and is a potential candidate for use as nanoreinforcements in cement-based materials as discussed by the authors.
Journal ArticleDOI
Effect of graphene oxide nanosheets of microstructure and mechanical properties of cement composites
TL;DR: Graphene oxides (GOs) nanosheets were prepared by oxidization and ultrasonic dispersion to increase the tensile/flexural strength of the corresponding cement composites as discussed by the authors.
Journal ArticleDOI
Molecular simulation of water in carbon nanotubes.
TL;DR: This work describes the physical properties of carbon nanotubes as well as the theoretical models used to derive these properties, and shows how these properties can be modified to improve the quality of the research.
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Influence of carbon nanotubes structure on the mechanical behavior of cement composites
TL;DR: In this article, the chemical and physical properties of the MWCNTs were analyzed by means of EDX, TGA, SEM, and Raman analysis, and the phase composition of the composites were characterized by using an X-ray diffractometer and scanning electron microscope.
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Biodegradable nanocomposites of amyloid fibrils and graphene with shape-memory and enzyme-sensing properties
TL;DR: It is shown that graphene and amyloid fibrils can be combined to create a new class of biodegradable composite materials with adaptable properties that is inexpensive, highly conductive and can be degraded by enzymes.