Journal Article10.1021/ACS.JPCC.0C02208
Polymer Composites Comprising Single-Atomic-LayerGraphenic Conductive Inclusions and Their Unusual Dielectric Properties
Ayrat M. Dimiev,Ivan Lounev,Timur Khamidullin,Albina Surnova,Alina Valimukhametova,Artur Khannanov +5 more
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TL;DR: In this article, the properties of the epoxy polymer composites, comprising reduced graphene oxide (RGO) in the form of the single-atomic-layer sheets, were reported.
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Abstract: In this study, we report the properties of the epoxy polymer composites, comprising reduced graphene oxide (RGO) in the form of the single-atomic-layer sheets. This structure is different from comp...
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Citations
Carboxyl groups do not play the major role in binding metal cations by graphene oxide.
TL;DR: In this paper, the chemical interactions of Mn2+ ions with graphene oxides, prepared by Hummers' and Brodie's (BGO) methods in aqueous solutions by means of NMR relaxation were investigated.
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Graphene Oxide–Epoxy Composites with Induced Anisotropy of Electrical Properties
Timur Khamidullin,Ivan Lounev,Alexander N. Solodov,I. R. Vakhitov,Seyyed Alireza Hashemi,Ayrat M. Dimiev +5 more
TL;DR: In this paper, the authors introduce graphene oxide sheets, decorated with iron oxide nanoparticlastic layers, and show that the polarization mechanism in composite materials remains unknown. But they do not discuss the actual physics behind the mechanism.
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High Permittivity Polymer Composites on the Basis of Long Single-Walled Carbon Nanotubes: The Role of the Nanotube Length
Shamil Galyaltdinov,Ivan Lounev,Timur Khamidullin,Seyyed Alireza Hashemi,Albert G. Nasibulin,Ayrat M. Dimiev +5 more
TL;DR: In this paper , a silicone elastomer matrix and Tuball carbon nanotubes (CNT) were used to produce high dielectric permittivity in the low-frequency range (102-107 Hz) and in the X-band (8.2-12.4 GHz).
Renewable Lignin-Derived Graphene-like/PVDF Nanocomposites with High Dielectric Constant and Low Loss Tangent
Keerati Meeporn,Gwenn Morvézen,Jon de Vecchy,Vincent Mareau,Wanwitoo Wanmolee,Teera Butburee,B. Pelissier,Alain Sylvestre +7 more
TL;DR: Renewable lignin-derived graphene-like/PVDF nanocomposites exhibit high dielectric constant and low loss tangent, outperforming previously published research utilizing conventional graphene filler.
References
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Andrew K. Jonscher
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TL;DR: In this paper, a robust and simple procedure to prepare polymer-based composites with a remarkable molecular level interaction at interfaces through melt-mixing pristine multiwalled carbon nanotubes (MWNTs) within polyvinylidene fluoride (PVDF) matrix is presented.
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Improved dielectric properties of nanocomposites based on poly(vinylidene fluoride) and poly(vinyl alcohol)-functionalized graphene.
TL;DR: Higher dielectric constant and lower loss factor were simultaneously achieved in rGO-PVA/PVDF nanocomposites at a frequency range lower than 1 × 10³ Hz, which provides a potential design strategy based on graphene interface engineering, which would lead to higher-performance flexible dielectrics materials.
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