SKU: 19075248575

Aligned Multi-walled carbon nanotubes

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Description

Aligned Multi-walled carbon nanotubesProduct Name Name: span>Aligned Multi walled carbon nanotubes Product Overview Oriented multi walled carbon nanotubes (MWCNTs) indicate that during the growth or treatment of MWCNTS, the direction of each layer of the tube wall shows a certain regularity, that is, it has obvious orientation. Multi walled carbon nanotubes are composed of several concentric carbon nanotubes, each of which has a different diameter and a very complex relationship with

Product Name

Name:/span>Aligned Multi-walled carbon nanotubes


Product Overview

 

Oriented multi-walled carbon nanotubes (MWCNTs) indicate that during the growth or treatment of MWCNTS, the direction of each layer of the tube wall shows a certain regularity, that is, it has obvious orientation. Multi-walled carbon nanotubes are composed of several concentric carbon nanotubes, each of which has a different diameter and a very complex relationship with each other. In contrast, oriented multi-walled carbon nanotubes (MWNTS) have a certain regularity in the orientation of their walls. The directional regularity of each layer wall is obvious, which is the most remarkable feature of oriented multi-walled carbon nanotubes.

Because of their special orientation, oriented multi-walled carbon nanotubes usually have a high electron migration rate. Orientation also gives them excellent hydrodynamic properties. The preparation of oriented multi-walled carbon nanotubes usually involves the precise control of growth conditions and the introduction of an external field. By adjusting the catalyst type, concentration, reaction temperature, gas flow rate and other parameters, the chemical vapor deposition (CVD) method can control the growth direction of carbon nanotubes, so as to prepare oriented multi-wall carbon nanotubes.


Technical Parameter

OD:0-20 nm

Length:0-100 um

Purity:gt;95%

Color:Black

SSA:gt;180m2/g                                                                                         

Tap density: 0.07 g/cm3

True density: ~2.0 g/cm3 


Product Features

Conductivity: The high electron migration rate makes the oriented multi-wall carbon nanotubes have a wide application prospect in the field of conductive materials.

Mechanical properties: Multi-walled carbon nanotubes are inherently extremely strong and ductile, and orientation may further enhance their mechanical properties.

Thermal stability: Oriented multi-walled carbon nanotubes also show good thermal stability and are suitable for applications in high temperature environments.


Application Fields

Electronic field: can be used to manufacture high-performance electronic devices, such as field effect transistors, sensors, etc.

Energy field: As a conductive agent for lithium-ion batteries and other energy storage devices, the performance of the battery can be significantly improved.

Composite material field: It can enhance the mechanical properties and electrical conductivity of composite materials, and has a wide range of applications in automotive, aerospace and other fields.

Biomedical field: It can be used for biomedical applications such as drug delivery systems and biosensors.


Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

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SKU: 19075248575

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4.6 ★★★★★
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Verified Purchase
Ng Meowster
Belleville, US
★★★★★ 2
Good to have if you've never seen the iTEP exam, but don't rely on it to boost your scores
Format: Paperback
This book is good in that it comes with two practice tests: one in the beginning of the book, one in the end of the book. The grading rubric is helpful too. However, the actual guide part of the book, doesn't help too much with how to improve test scores. What I like least about this guide is that it won't tell you which questions you answered incorrectly on the practice exams. A good test prep guide will tell you what you answered incorrectly, and will tell you what logic to follow to get to the correct answer. In the reading passages, it would be nice to know where I can find evidence to justify the "correct" answer. In the grammar section, it would be nice to know which rule I'm violating. Any test guide should always come with some testing strategies. I.E. If this question is taking up too much time, skip it and go to the next one. This guide lacks simple strategies like that. Simple strategies like that could be useful when incorporated into this guide because there are certain sections on the exam that you can go back to previous questions, but some sections where the "back" button is disabled. Overall, if you've never seen an iTEP exam before, this book is certainly helpful in that it will give you an idea of what you will be testing for. However, this book alone won't help you achieve a score of 6. The table of contents itself will tell you there are only 86 pages of actual content covering test material. That's not enough to cover how to excel in the exam.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2015
C
Verified Purchase
Cliente Amazon
West Palm Beach, US
★★★★★ 1
Don't buy it
Format: Paperback
It does not prepare for the real test. Using it is absolutely not enough to be approved with good grades. Too expensive for what it offers.
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Reviewed in the United States on October 21, 2016
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Verified Purchase
Xiaomeng Han
Charlottesville, US
★★★★★ 5
Five Stars
Format: Paperback
great
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Reviewed in the United States on September 18, 2016
G
Verified Purchase
Guanxiong Xue
Battle Creek, US
★★★★★ 5
go o o o o
Format: Paperback
go o o o o d
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Reviewed in the United States on October 21, 2014
R
Verified Purchase
Ryan
Belleville, US
★★★★★ 1
One Star
Format: Paperback
Exactly the same as the free PDF I downloaded online for my student, only this costs $26 plus tax.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 3, 2017

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