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Controlling the quantity of α -Fe inside multiwall carbon nanotubes filled with Fe-based crystals: The key role of vapor flow-rate

Boi, F.S., Maugeri, S., Guo, J., Lan, M., Wang, S., Wen, J., Mountjoy, G., Baxendale, M., Nevill, G., Wilson, R.M., and others. (2014) Controlling the quantity of α -Fe inside multiwall carbon nanotubes filled with Fe-based crystals: The key role of vapor flow-rate. Applied Physics Letters, 105 (24). p. 243108. ISSN 00036951 (ISSN). (doi:10.1063/1.4904839) (The full text of this publication is not currently available from this repository. You may be able to access a copy if URLs are provided) (KAR id:46733)

The full text of this publication is not currently available from this repository. You may be able to access a copy if URLs are provided.
Official URL:
http://www.scopus.com/inward/record.url?eid=2-s2.0...

Abstract

The growth control of α-Fe inside multiwall carbon nanotubes has challenged researchers for more than a decade owing to the coexistence of this phase with Fe3C and γ-Fe. Previously, long heating treatments of 20 h have been used to decompose the encapsulated Fe-phases in C and Fe; however, these methods were limited by an unusual oxidation process leading to nanotube decomposition. In this letter, we report an alternative chemical vapour deposition approach that through an accurate control of the ferrocene-vapour flow-rate allows to achieve the direct encapsulation of 95% of α-Fe without additional heating treatments.

Item Type: Article
DOI/Identification number: 10.1063/1.4904839
Additional information: Unmapped bibliographic data: C7 - 243108 [EPrints field already has value set] LA - English [Field not mapped to EPrints] J2 - Appl Phys Lett [Field not mapped to EPrints] AD - College of Physical Science and Technology, Sichuan UniversityChengdu, China [Field not mapped to EPrints] AD - Key Laboratory of High Energy Density Physics and Technology of Ministry of Education, Sichuan UniversityChengdu, China [Field not mapped to EPrints] AD - Sino-British Joint Materials Research Institute, Sichuan UniversityChengdu, China [Field not mapped to EPrints] AD - School of Physics and Astronomy, Queen Mary University of London, Mile End RoadLondon, United Kingdom [Field not mapped to EPrints] AD - Analytical and Testing Center, Sichuan UniversityChengdu, China [Field not mapped to EPrints] AD - School of Physical Sciences, University of KentCanterbury, United Kingdom [Field not mapped to EPrints] AD - School of Engineering and Materials Science, Queen Mary University of London, Mile End RoadLondon, United Kingdom [Field not mapped to EPrints] DB - Scopus [Field not mapped to EPrints]
Uncontrolled keywords: Carbon, Chemical vapor deposition, Flow rate, Organometallics, Yarn, Additional heating, Chemical vapour deposition, Fe-based, Ferrocenes, Growth control, Heating treatments, Oxidation process, Vapor flows, Multiwalled carbon nanotubes (MWCN)
Subjects: Q Science > QC Physics > QC176 Solid state physics
Q Science > QC Physics
Divisions: Divisions > Division of Natural Sciences > Physics and Astronomy
Depositing User: Giles Tarver
Date Deposited: 16 Jan 2015 16:07 UTC
Last Modified: 17 Aug 2022 10:58 UTC
Resource URI: https://kar.kent.ac.uk/id/eprint/46733 (The current URI for this page, for reference purposes)

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