Structure of junctions of multiwalled carbon nanotubes with tetragonal cross section and flattened nanotubes revealed by electron-beam tomography

Structure of junctions of multiwalled carbon nanotubes with tetragonal cross section and flattened nanotubes revealed by electron-beam tomography
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DOI:
10.7567/jjap.56.110309
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发表时间:
2017-10
影响因子:
1.5
通讯作者:
Y. Nagano;H. Kohno
Y. Nagano;H. Kohno
中科院分区:
物理与天体物理4区
文献类型:
--
作者:
Y. Nagano;H. Kohno

文献摘要

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具有四边形截面的多壁碳纳米管经常与扁平的多壁碳纳米管(一种碳纳米带)形成结。通过基于透射电子显微镜的断层扫描揭示了结的三维结构。发现了两种结,平行结和对角线结。这两种结的形成机制是根据先前提出的折纸机制来解释碳纳米带和纳米四面体的形成。
Multiwalled carbon nanotubes with tetragonal cross section frequently form junctions with flattened multi-walled carbon nanotubes, a kind of carbon nanoribbon. The three-dimensional structure of the junctions is revealed by transmission-electron-microscopy-based tomography. Two types of junction, parallel and diagonal, are found. The formation mechanism of these two types of junction is discussed in terms of the origami mechanism that was previously proposed to explain the formation of carbon nanoribbons and nanotetrahedra.