Journal ArticleDOI
Preparation of a graphene nanosheet/polyaniline composite with high specific capacitance
TLDR
In this paper, a graphene nanosheet (GNS)/polyaniline (PANI) composite was synthesized using in situ polymerization and the morphology and microstructure of samples were examined by scanning electron microscopy (SEM), TEM, X-ray diffraction (XRD), and Raman spectroscopy.About:
This article is published in Carbon.The article was published on 2010-02-01. It has received 969 citations till now. The article focuses on the topics: Nanosheet & Polyaniline.read more
Citations
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Electrochemical supercapacitors from conducting polyaniline–graphene platforms
TL;DR: An overview of current research and important advances over the past four years on the development of conducting polyaniline (PANI)-graphene based composite electrodes for electrochemical supercapacitors are highlighted.
Journal ArticleDOI
V 2 O 5 encapsulated MWCNTs in 2D surface architecture: Complete solid-state bendable highly stabilized energy efficient supercapacitor device
TL;DR: A complete flexible solid-state, flexible symmetric supercapacitor (FSS-SSC) device was assembled with V2O5/MWCNTs electrodes which yield remarkable values of specific power and energy densities along with enhanced cyclic stability over liquid configuration.
Journal ArticleDOI
Three-Dimensional Hierarchically Ordered Porous Carbons with Partially Graphitic Nanostructures for Electrochemical Capacitive Energy Storage
Chun-Hsien Huang,Chun-Hsien Huang,Qiang Zhang,Qiang Zhang,Tsu-Chin Chou,Cheng-Meng Chen,Cheng-Meng Chen,Dang Sheng Su,Dang Sheng Su,Ruey-an Doong +9 more
TL;DR: 3D HOPC-g-1000 with partially graphitic nanostructures has a low specific surface area and a low gravimetric specific capacitance but improved electrical conductivity, better rate performance, higher electrolyte accessibility, faster frequency response, and excellent cycling performance.
Journal ArticleDOI
Water-dispersible graphene/polyaniline composites for flexible micro-supercapacitors with high energy densities
TL;DR: In this article, a solution-processible method to fabricate microelectrode patterns using a water-dispersible graphene/sulfonated polyaniline (rG/SP) as the active MSC material was developed.
Journal ArticleDOI
Anion selective pTSA doped polyaniline@graphene oxide-multiwalled carbon nanotube composite for Cr(VI) and Congo red adsorption.
Mohammad Omaish Ansari,Mohammad Omaish Ansari,Rajeev Kumar,Sajid Ali Ansari,Shahid Pervez Ansari,M.A. Barakat,Ahmed Alshahrie,Moo Hwan Cho +7 more
TL;DR: The present study provides a new methodology for the preparation of a highly functionalised Pani-based nanocomposite system and its potential applications to the adsorptive removal of a multicomponent pollutant system from an aqueous solution.
References
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Journal ArticleDOI
Materials for electrochemical capacitors
TL;DR: This work has shown that combination of pseudo-capacitive nanomaterials, including oxides, nitrides and polymers, with the latest generation of nanostructured lithium electrodes has brought the energy density of electrochemical capacitors closer to that of batteries.
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Synthesis of graphene-based nanosheets via chemical reduction of exfoliated graphite oxide
Sasha Stankovich,Dmitriy A. Dikin,Richard D. Piner,Kevin A. Kohlhaas,Alfred Kleinhammes,Yuanyuan Jia,Yue Wu,SonBinh T. Nguyen,Rodney S. Ruoff +8 more
TL;DR: In this paper, a colloidal suspension of exfoliated graphene oxide sheets in water with hydrazine hydrate results in their aggregation and subsequent formation of a high surface area carbon material which consists of thin graphene-based sheets.
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Interpretation of Raman spectra of disordered and amorphous carbon
Andrea C. Ferrari,John Robertson +1 more
TL;DR: In this paper, a model and theoretical understanding of the Raman spectra in disordered and amorphous carbon is given, and the nature of the G and D vibration modes in graphite is analyzed in terms of the resonant excitation of \ensuremath{\pi} states and the long-range polarizability of the long range bonding.
Journal ArticleDOI
Graphene-based composite materials
Sasha Stankovich,Dmitriy A. Dikin,Geoffrey Dommett,K. Kohlhaas,Eric Zimney,Eric A. Stach,Richard D. Piner,SonBinh T. Nguyen,Rodney S. Ruoff +8 more
TL;DR: The bottom-up chemical approach of tuning the graphene sheet properties provides a path to a broad new class of graphene-based materials and their use in a variety of applications.
Journal ArticleDOI
Chemically Derived, Ultrasmooth Graphene Nanoribbon Semiconductors
TL;DR: A chemical route to produce graphene nanoribbons with width below 10 nanometers was developed, as well as single ribbons with varying widths along their lengths or containing lattice-defined graphene junctions for potential molecular electronics.