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Field emission patterns from multiwall carbon nanotubes with a cone-shaped tip
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10.1063/1.2742637
/content/aip/journal/apl/90/21/10.1063/1.2742637
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/21/10.1063/1.2742637
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

TEM pictures of tips of cone-shaped CNTs with different curvatures. (a) Sharp tip (radius of curvature ) and (b) dull tip (radius of curvature ).

Image of FIG. 2.
FIG. 2.

Structure model of the tip of a cone-shaped CNT: (a) side view and (b) top view. Five pentagons are present at the apex of the cone.

Image of FIG. 3.
FIG. 3.

(Color online) Two types of FEM patterns obtained from cone-shaped CNTs: (a) “dim” pattern and (b) “pentagon” pattern. Arrows show pentagon images.

Image of FIG. 4.
FIG. 4.

(Color online) Histogram of tip radii of cone-shaped CNTs.

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/content/aip/journal/apl/90/21/10.1063/1.2742637
2007-05-23
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Field emission patterns from multiwall carbon nanotubes with a cone-shaped tip
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/21/10.1063/1.2742637
10.1063/1.2742637
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