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Field emission of one-dimensional micro- and nanostructures of zinc oxide
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10.1063/1.2234838
/content/aip/journal/apl/89/4/10.1063/1.2234838
http://aip.metastore.ingenta.com/content/aip/journal/apl/89/4/10.1063/1.2234838

Figures

Image of FIG. 1.
FIG. 1.

SEM morphologies of zinc oxide agavelike (a), pencil-like (b), and hierarchical (c) structures. The insets are the single structure. (d) shows XRD of (a).

Image of FIG. 2.
FIG. 2.

Field emission current densities of three 1D ZnO micro- and nanostructural emitters as a function of the macroscopic electronic field (a) and the corresponding Fowler-Nordheim plots of the field emission current densities (b).

Image of FIG. 3.
FIG. 3.

Schematic illustration of the agavelike structure (a), pencil-like structure (b), and hierarchical structure (c).

Image of FIG. 4.
FIG. 4.

The optical images of emitting sites of the agavelike structure (a), pencil-like structure (b), and hierarchical structure (c).

Tables

Generic image for table
Table I.

A comparison of two values and geometrical factors of three structures.

Generic image for table
Table II.

A comparison of the field emission parameters of various 1D emitters (ZnO agavelike nanowires is our case).

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/content/aip/journal/apl/89/4/10.1063/1.2234838
2006-07-24
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Field emission of one-dimensional micro- and nanostructures of zinc oxide
http://aip.metastore.ingenta.com/content/aip/journal/apl/89/4/10.1063/1.2234838
10.1063/1.2234838
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