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Graphene nanoribbons

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About This Item

Lineare Formel:
C
Molekulargewicht:
12.01
EG-Nummer:
231-153-3
UNSPSC-Code:
12352103
NACRES:
NA.23

Assay

≥90.0% carbon basis (TGA)

Form

powder

L × B

2-15 μm × 40-250 nm

Dichte

2.2745 g/mL (He gas method)

Schüttdichte

0.0970 g/mL (Mercury Porosimetry)

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Allgemeine Beschreibung

Produced by unzipping multi-walled carbon nanotubes by potassium intercalation.

Anwendung

  • Composites.
  • Conductive inks.
  • Electrodes for LiB.
  • Energy storage & harvesting applications.
  • Bio-medical applications.
  • Preferred dispersing organic solvents: pyrrolidones and chlorinated solvents.
  • Less preferred dispersing organic solvents: cyclohexanone and γ-butyrolactone.
  • Aqueous dispersions are possible at 0.1mg/mL with triton-X-100, sodium cholate and deoxycholate and cellulose-based surfactants.

Hinweis zur Analyse

Raman Spectroscopic Data:
ID/IG = 0.65±0.07
I2D/IG = 0.74±0.03
2D FWHM = 63 cm-1

Rechtliche Hinweise

Graphene Nanoribbon Composites and Methods of Making the Same, WO/2012/112435 A1.

Piktogramme

Health hazard
GHS08

Signalwort

Danger

Gefahreneinstufungen

Carc. 2 - Repr. 2 - STOT RE 1 Inhalation

Zielorgane

Lungs

Lagerklassenschlüssel

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

nwg

Analysenzertifikate (COA)

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Die Dokumentenbibliothek aufrufen

High Throughput Preparation of Large Area Transparent Electrodes Using Non-Functionalized Graphene Naroribbons.
Zhu Y, et al.
Chemistry of Materials, 23, 935-939 (2011)
Bostjan Genorio et al.
ACS nano, 6(5), 4231-4240 (2012-04-04)
A cost-effective and potentially industrially scalable, in situ functionalization procedure for preparation of soluble graphene nanoribbon (GNRs) from commercially available carbon nanotubes is presented. The physical characteristics of the functionalized product were determined using SEM, evolved gas analysis, X-ray diffraction
Lei Li et al.
ACS applied materials & interfaces, 5(14), 6622-6627 (2013-06-25)
A facile and cost-effective approach to the fabrication of a nanocomposite material of polyaniline (PANI) and graphene nanoribbons (GNRs) has been developed. The morphology of the composite was characterized by scanning electron microscopy, transmission electron microscopy, X-ray photoelectron microscopy, and
Lei Li et al.
Advanced materials (Deerfield Beach, Fla.), 25(43), 6298-6302 (2013-09-03)
A facile and cost-effective approach for the fabrication of a hierarchical nanocomposite material of graphene-wrapped MnO2 -graphene nanoribbons (GMG) is developed. The resulting composite has a high specific capacity and an excellent cycling stability owing to the synergistic combination of
Changsheng Xiang et al.
ACS nano, 7(11), 10380-10386 (2013-10-10)
A thermoplastic polyurethane (TPU) composite film containing hexadecyl-functionalized low-defect graphene nanoribbons (HD-GNRs) was produced by solution casting. The HD-GNRs were well distributed within the polyurethane matrix, leading to phase separation of the TPU. Nitrogen gas effective diffusivity of TPU was
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Artikel

Graphene-Based Composites and their Unique Renewable Energy Applications

Graphene is a unique two-dimensional (2D) structure of monolayer carbon atoms packed into a dense honeycomb crystal that has attracted great interest due to its diverse and fascinating properties.

3D Printing Graphene Ink: Creating Electronic and Biomedical Structures and Devices

Since its discovery little more than a decade ago,1 the two-dimensional (2D) allotrope of carbon—graphene—has been the subject of intense multidisciplinary research efforts.

Graphene Nanoribbons: Production & Applications

Graphene's unique properties spark interdisciplinary interest; its honeycomb structure offers electrical, optical, and mechanical marvels.

Synthesis and Applications of Graphene Nanoribbons Synthesized

Graphene nanoribbons (GNRs) are quasi-one-dimensional narrow strips of graphene comprised of sp2-hybridized carbon atoms arranged into hexagonal honeycomb lattice configurations.

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