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Annealing effects on optical properties of low temperature grown ZnO nanorod arrays
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10.1063/1.3073993
/content/aip/journal/jap/105/5/10.1063/1.3073993
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/5/10.1063/1.3073993
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

SEM images of the as-grown samples: (a) 90 nm and (b) 60 nm. (c) Low magnification image of 90 nm diameter ZnO nanorod arrays. (d) Cross sectional image of 90 nm diameter ZnO nanorod arrays.

Image of FIG. 2.
FIG. 2.

Raman spectra of ZnO nanorod arrays annealed under different temperatures under excitation with wavelength of 514.5 nm at room temperature: (a)90 nm and (b) 60 nm.

Image of FIG. 3.
FIG. 3.

PL spectra of ZnO nanorod arrays annealed under different temperature. The insets show the enlarge part of the PL spectra between 450 and 600 nm: (a)90 nm and (b) 60 nm.

Image of FIG. 4.
FIG. 4.

curve via annealing temperature.

Image of FIG. 5.
FIG. 5.

Temperature dependence of emission spectra of ZnO nanorod arrays (90 nm) annealed under .

Image of FIG. 6.
FIG. 6.

Low temperature emission (175 K) spectra of ZnO nanorod arrays (90 nm) annealed under different temperatures.

Image of FIG. 7.
FIG. 7.

Dependence of 1LO, 2LO, and 3LO phonon line intensity on the annealing temperature.

Image of FIG. 8.
FIG. 8.

Dependence of and PL intensity on the annealing temperature.

Image of FIG. 9.
FIG. 9.

Decay curves for 90 nm diameter ZnO nanorods from the as-grown sample and after annealing at for 1 h. The decays were measured at 1.8 K.

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/content/aip/journal/jap/105/5/10.1063/1.3073993
2009-03-04
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Annealing effects on optical properties of low temperature grown ZnO nanorod arrays
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/5/10.1063/1.3073993
10.1063/1.3073993
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