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704121

Sigma-Aldrich

Carbon nanotube, single-walled

(7,6) chirality, ≥90% carbon basis (≥77% as carbon nanotubes), 0.83 nm average diameter, avg. no. of layers, 1

Synonyme(s) :

SWCNT

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About This Item

Numéro CAS:
Numéro MDL:
Code UNSPSC :
12352103
Nomenclature NACRES :
NA.23
Le tarif et la disponibilité ne sont pas disponibles actuellement.

Niveau de qualité

Description

G/D Ratio: ≥15 (Raman 633nm)
Median length: 1 μm

Essai

≥90% carbon basis (≥77% as carbon nanotubes)

Forme

powder (freeze-dried)

Caractéristiques

avg. no. of layers 1

Fabricant/nom de marque

Signis® SG76

Superficie

≥700 m2/g

Impuretés

≤5 wt. % Moisture content

Diamètre moyen

0.83 nm

Pf

3652-3697 °C (lit.)

Densité

1.7-1.9 g/cm3 at 25 °C (lit.)

Masse volumique apparente

0.1 g/cm3

Chaîne SMILES 

[C]

InChI

1S/C

Clé InChI

OKTJSMMVPCPJKN-UHFFFAOYSA-N

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Description générale

Produced using CHASM′s patented CoMoCAT technology, Signis® SG76 is selectively enriched in (7,6) chirality.
Tube diameter determined from an optical absorbance spectrum and AFM.

Application

Carbon nanotube, single-walled (SWNT) belongs to the class of carbonaceous materials with excellent physiochemical, thermo-mechanical and electrochemical properties. This material can be used in a variety of sustainable energy applications such as solar cells, photocatalysis, thin film conductors, field effect transistors (FETs), biosensor, gas sensor, supercapacitor and nanomechanical resonators.[1][2][3][4][5][6][7]
Suitable for use in coatings for printed electronics, photovoltaics, medical applications.SWNTs (7,6 chirality) was used to prepare SWNT buckypapers, which were used as electrocatalyst supports for the electro-oxidation of methanol.[8]SWNTs on poly methyl methacrylate (PMMA) substrates may be used as transducers for electrochemical microfluidic sensing.[9]

Notes préparatoires

CoMoCAT Catalytic Chemical Vapor Deposition (CVD) Method

Informations légales

CHASM is a trademark of Chasm Advanced Materials
CoMoCAT is a trademark of Chasm Advanced Materials
Signis is a registered trademark of Chasm Advanced Materials

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

dust mask type N95 (US), Eyeshields, Gloves


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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

Chiral-Selective Growth of Single-Walled Carbon Nanotubes on Lattice-Mismatched Epitaxial Cobalt Nanoparticles.
He M, et al.
Scientific Reports, 3(1460) null
Two-dimensional gel electrophoresis and mass spectrometry in studies of nanoparticle-protein interactions.
Karlsson H, et al.
Gel Electrophoresis-Advanced Techniques (2012)
Natalia Vladimirovna Kamanina et al.
Sensors (Basel, Switzerland), 18(9) (2018-09-13)
A potassium bromide (KBr) material, which has been widely used as the key element in Fourier spectrometers and as the output window of the IR-lasers, was studied via applying carbon nanotubes in order to modify the potassium bromide surface. The
etal impurities provide useful tracers for identifying exposures to airborne single-wall carbon nanotubes released from work-related processes
Rasmussen PE, et al.
Journal of Physics. Conference Series, 429 (2013)
Single-walled carbon nanotube buckypapers as electrocatalyst supports for methanol oxidation.
Sieben JM, et al.
Journal of Power Sources, 242, 7-14 (2013)

Articles

The CoMoCAT® method of single-walled carbon nanotube (SWNT) synthesis yields high purity SWNTs with specific chiralities and narrow distributions of tube diameters.

The CoMoCAT® method of single-walled carbon nanotube (SWNT) synthesis yields high purity SWNTs with specific chiralities and narrow distributions of tube diameters.

The CoMoCAT® method of single-walled carbon nanotube (SWNT) synthesis yields high purity SWNTs with specific chiralities and narrow distributions of tube diameters.

The CoMoCAT® method of single-walled carbon nanotube (SWNT) synthesis yields high purity SWNTs with specific chiralities and narrow distributions of tube diameters.

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Protocoles

Surfactant-assisted dispersion of single-walled carbon nanotubes for debundling or exfoliation in dispersion procedures.

Surfactant-assisted dispersion of single-walled carbon nanotubes for debundling or exfoliation in dispersion procedures.

Surfactant-assisted dispersion of single-walled carbon nanotubes for debundling or exfoliation in dispersion procedures.

Surfactant-assisted dispersion of single-walled carbon nanotubes for debundling or exfoliation in dispersion procedures.

Questions

1–5 of 5 Questions  
  1. 製品番号704121の単層カーボンナノチューブに関して、製品に保護剤がついているかあるいは剥き出しの状態なのかどうかを教えていただきたいです。

    1 answer
    1. This material has no surface modifications, indicating that no protective agent is present.

      Helpful?

  2. What is the actual length of SWCNT?

    1 answer
    1. The median length of this SWCNT product is 1µm. The manufacturer has not reported the range of length.

      Helpful?

  3. Are these single-walled carbon nanotubes surface modified?

    1 answer
    1. No, these single-walled carbon nanotubes do not have surface modifications.

      Helpful?

  4. How are these single-walled carbon nanotubes produced?

    1 answer
    1. These single-walled carbon nanotubes are produced by CoMoCAT® Catalytic Chemical Vapor Deposition (CVD).  Processing is done to remove amorphous carbon, and HF (aq) is used to remove the silica support and some metals.

      Helpful?

  5. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

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