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Merck

637351

Sigma-Aldrich

双层碳纳米管

50-80% carbon basis, O.D. × I.D. × L 5 nm × 1.3-2.0 nm × 50 μm

别名:

DWNT, 双壁碳纳米管

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250 MG
$421.00
1 G
$1,210.00

About This Item

MDL编号:
UNSPSC代码:
12352103
NACRES:
NA.23

$421.00


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方案

50-80% carbon basis

表单

powder

组成

carbon, >90% (trace metal basis)

外径 × 内径 × 长度

5 nm × 1.3-2.0 nm × 50 μm

表面积

>600 m2/g

堆积密度

0.12‑0.14 g/mL

SMILES字符串

[C]

InChI key

OKTJSMMVPCPJKN-UHFFFAOYSA-N

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一般描述

双壁碳纳米管(DWNTs)的结构可以想象为两个同轴同心单壁碳纳米管(SWNTs)。它是通过催化化学气相沉积法制备的。DWNT具有出色的场发射特性,可以潜在地用作场发射显示器(FED)和场发射晶体管(FET)。[1][2]

应用

双壁碳纳米管可用于各种应用,例如太阳能电池,[3]纳米机械谐振器,[4]薄膜加热器,[5]生物传感器[6]和场发射显示器。[7]

包装

玻璃瓶封装

制备说明

化学气相沉积(CVD)法

分析说明

DWNT含量为50-80%,其他CNT含量为10-40%,其余为无定形碳和残留金属催化剂。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Preparation of large-area double-walled carbon nanotube films and application as film heater
Wu ZP and Wang JN
Physica E: Low-Dimensional Systems and Nanostructures, 42(1), 77-81 (2009)
Double-walled carbon nanotube solar cells
Wei J, et al.
Nano Letters, 7(8), 2317-2321 (2007)
Double-walled carbon nanotube based carbon paste electrode as xanthine biosensor
Anik U and Serdar C
Microchimica Acta, 166(3-4), 209-213 (2009)
Vibrational behaviors of multiwalled-carbon-nanotube-based nanomechanical resonators
Li C and Chou T
Applied Physics Letters, 84(1), 121-123 (2004)
Synthesis of single-and double-walled carbon nanotube forests on conducting metal foils
Hiraoka T, et al.
Journal of the American Chemical Society, 128(41), 13338-13339 (2006)

商品

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

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

Single-walled carbon nanotubes (SWCNTs) are promising materials for use in the active channel of field-effect transistors (FETs), photoabsorbing layers of solar cells and photodetectors because of their ultrafast charge transport mobility.

A transparent conductive electrode (TCE) is an essential component of various optoelectronic devices such as solar cells, liquid-crystal displays (LCD), light-emitting diodes (LED), and touch screens.

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