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Near ultraviolet light emitting diode composed of coaxial nanorod heterostructures on a layer
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10.1063/1.2786852
/content/aip/journal/apl/91/12/10.1063/1.2786852
http://aip.metastore.ingenta.com/content/aip/journal/apl/91/12/10.1063/1.2786852
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Figures

Image of FIG. 1.
FIG. 1.

(Color online) (a) Schematic illustration of a coaxial nanorod heterostructure on . (b) FEG-SEM image of ZnO nanoneedle arrays grown on . ZnO nanoneedles are well aligned perpendicular to the surface. (c) SEM image of coaxial nanorod heterostructure. (d) HR-TEM image of coaxial nanorod heterostructures.

Image of FIG. 2.
FIG. 2.

(Color online) (a) Photograph of light emission from the EL device at a bias voltage of . The electroluminescence was strong enough to be clearly observed with naked eyes. (b) Room temperature EL spectra of the nanorod LED based on coaxial nanorods grown on .

Image of FIG. 3.
FIG. 3.

(Color online) (a) Room temperature EL spectra of a coaxial nanorod array on heterojunction device at various applied current levels. (b) Temperature-dependent PL spectra of coaxial nanorods.

Image of FIG. 4.
FIG. 4.

Integrated emission intensity of the EL spectrum and current as a function of the applied bias voltage.

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/content/aip/journal/apl/91/12/10.1063/1.2786852
2007-09-20
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Near ultraviolet light emitting diode composed of n-GaN∕ZnO coaxial nanorod heterostructures on a p-GaN layer
http://aip.metastore.ingenta.com/content/aip/journal/apl/91/12/10.1063/1.2786852
10.1063/1.2786852
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