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Merck

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

Synonim(y):

CHASM, CNT, Signis® SG76, SWCNT, SWNT, Single wall carbon nanotube

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250 MG
3090,00 zł
1 G
12 320,00 zł

3090,00 zł


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250 MG
3090,00 zł
1 G
12 320,00 zł

About This Item

Numer CAS:
Numer MDL:
Kod UNSPSC:
12352103
NACRES:
NA.23

3090,00 zł


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opis

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

Próba

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

Formularz

powder (freeze-dried)

Właściwości

avg. no. of layers 1

producent / nazwa handlowa

Signis® SG76

powierzchnia

≥700 m2/g

zanieczyszczenia

≤5 wt. % Moisture content

średnia średnica

0.83 nm

mp

3652-3697 °C (lit.)

gęstość

1.7-1.9 g/cm3 at 25 °C (lit.)

gęstość nasypowa

0.1 g/cm3

ciąg SMILES

[C]

InChI

1S/C

Klucz InChI

OKTJSMMVPCPJKN-UHFFFAOYSA-N

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Opis ogólny

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.

Zastosowanie

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]

Uwaga dotycząca przygotowania

CoMoCAT Catalytic Chemical Vapor Deposition (CVD) Method

Informacje prawne

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
Ta strona może zawierać tekst przetłumaczony maszynowo.

Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 3

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable

Środki ochrony indywidualnej

dust mask type N95 (US), Eyeshields, Gloves


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Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

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)
Carbon Nanotubes Press-Transferred on PMMA Substrates as Exclusive Transducers for Electrochemical Microfluidic Sensing
Vilela D, et al.
Analytical Chemistry, 84(24), 10838-10844 (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
Chiral-Selective Growth of Single-Walled Carbon Nanotubes on Lattice-Mismatched Epitaxial Cobalt Nanoparticles.
He M, et al.
Scientific Reports, 3(1460) null

Produkty

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

Single-Walled Carbon Nanotubes synthesized by the Super-Growth Method & their properties & applications, including dispersing SGCNTs, SGCNT-polymer composites & SGCNT-metal composites are discussed.

Review the potential of self-assembled multilayer gate dielectric films fabricated from silane precursors for organic, inorganic, and transparent TFT and for TFT circuitry and OLED displays.

Carbon nanotubes are materials that possess remarkable properties and offer extraordinary possibilities.

Zobacz wszystko

Protokoły

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

Questions

1–6 of 6 Questions  
  1. I would like to know the molar absorptivity (molar extinction coefficient) of (7,6) single-walled carbon nanotubes (SWCNTs). Could you provide this information, including the measurement wavelength and dispersion conditions?

    1 answer
    1. This product does not have a test for molar absorptivity (molar extinction coefficient), including the measurement wavelength and dispersion conditions.

      Helpful?

  2. 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?

  3. 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?

  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.

      Helpful?

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

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

      Helpful?

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