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Realization of ultraviolet electroluminescence from ZnO homojunction with structure
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10.1063/1.2716206
/content/aip/journal/apl/90/12/10.1063/1.2716206
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/12/10.1063/1.2716206

Figures

Image of FIG. 1.
FIG. 1.

(Color online) Schematic diagram of the ZnO homojunction light-emitting diode.

Image of FIG. 2.
FIG. 2.

(Color online) XPS spectra of As core level for ZnO samples. Sample A, ZnO deposited at ; sample B, ZnO deposited at without annealing; sample C, ZnO deposited at then annealing in oxygen at .

Image of FIG. 3.
FIG. 3.

(Color online) curve of the ZnO device. (a) curve of ZnO homojunction, the insert is curve of Au–Zn metal contacts on and Au–Zn on -type GaAs. (b) curve of structure.

Image of FIG. 4.
FIG. 4.

(Color online) (a) Room temperature EL spectrum from the homojunction under forward injection current of . Inset is the corresponding EL photograph. (b) PL spectra at room temperature of undoped -type ZnO film and arsenic doped -type ZnO film.

Tables

Generic image for table
Table I.

Electrical properties of ZnO films deposited on semi-insulating GaAs substrates.

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/content/aip/journal/apl/90/12/10.1063/1.2716206
2007-03-23
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Realization of ultraviolet electroluminescence from ZnO homojunction with n-ZnO∕p-ZnO:As∕GaAs structure
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/12/10.1063/1.2716206
10.1063/1.2716206
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