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Structural and optical properties of Ag-doped copper oxide thin films on polyethylene napthalate substrate prepared by low temperature microwave annealing
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10.1063/1.4812584
/content/aip/journal/jap/113/24/10.1063/1.4812584
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/24/10.1063/1.4812584

Figures

Image of FIG. 1.
FIG. 1.

RBS spectra obtained from (a) Cu and (b) Cu-Ag films before and after 30 s of MW annealing showing the growth of thin copper oxide layer. The spectra were obtained using a 3.05 MeV He beam and a scattering angle of 8°.

Image of FIG. 2.
FIG. 2.

AFM images of CuO thin films with: (a) 0 at. %, (b) 1 at. %, and (c) 3at. % and (d) 6 at. % of Ag doping.

Image of FIG. 3.
FIG. 3.

XRD patterns showing (a) amorphous nature of the as-deposited films (b) growth of CuO after MW annealing.

Image of FIG. 4.
FIG. 4.

Plot of CuO (−111) lattice spacing versus Ag content in the CuO films.

Image of FIG. 5.
FIG. 5.

Plot of average crystallite size versus roughness of the CuO films. The solid line represents the linear fitting of the experimental data.

Image of FIG. 6.
FIG. 6.

XPS spectra showing Cu 2p peaks for (a) as deposited and MW annealed Ag 6 at. % CuO sample (b). The deconvoluted peaks of Cu (2p) and Cu(2p) with binding energy peaks at 934.3 eV and 932.5 eV, respectively.

Image of FIG. 7.
FIG. 7.

Comparison of the transmission spectra of CuO films with different Ag contents.

Image of FIG. 8.
FIG. 8.

Tauc's plot to estimate the direct band gap of CuO and Ag doped CuO.

Image of FIG. 9.
FIG. 9.

Tauc's plot to estimate the indirect band gap of CuO and Ag doped CuO.

Tables

Generic image for table
Table I.

Ag content in CuO as determined by Rutherford backscattering spectrometry and computer simulation and surface roughness as determined by atomic force microscopy.

Generic image for table
Table II.

Microstructural properties extracted from X-ray diffraction data for Ag doped CuO films on PEN.

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/content/aip/journal/jap/113/24/10.1063/1.4812584
2013-06-27
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Structural and optical properties of Ag-doped copper oxide thin films on polyethylene napthalate substrate prepared by low temperature microwave annealing
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/24/10.1063/1.4812584
10.1063/1.4812584
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