ZHANG Shi-kai, ZHANG Bao-lin, SHI Zhi-feng, WANG Hui, XIA Xiao-chuan, WU Bin, CAI Xu-pu, GAO Rong, DONG Xin, DU Guo-tong. Effect of Au Interlayer Annealing Temperature on Structural, Electrical and Optical Properties of ZnO/Au/ZnO Films[J]. Chinese Journal of Luminescence, 2012,33(9): 934-938
ZHANG Shi-kai, ZHANG Bao-lin, SHI Zhi-feng, WANG Hui, XIA Xiao-chuan, WU Bin, CAI Xu-pu, GAO Rong, DONG Xin, DU Guo-tong. Effect of Au Interlayer Annealing Temperature on Structural, Electrical and Optical Properties of ZnO/Au/ZnO Films[J]. Chinese Journal of Luminescence, 2012,33(9): 934-938 DOI: 10.3788/fgxb20123309.0934.
Effect of Au Interlayer Annealing Temperature on Structural, Electrical and Optical Properties of ZnO/Au/ZnO Films
The transparent and conductive ZnO/Au/ZnO (ZAZ) multilayer films were deposited on the sapphire substrates by MOCVD and RF magnetron sputtering. All the ZnO films were fabricated by MOCVD
and the thickness of each ZnO film was approximately 150 nm. The Au interlayers were fabricated by RF magnetron sputtering
annealed at room temperature
200 and 300 ℃. The thickness of each Au interlayer was 2 nm. The effects of the annealing temperature on structural
electrical and optical properties of ZAZ films were investigated. When the annealing temperature was 200 ℃
the FWHM of ZAZ films were 0.14°
which exhibited the better crystal quality and
c
-axis pre-ferential orientation. Moreover
the lowest resistivity was 2.7×10
-3
Ω·cm with a carrier concentration of 1.07×10
20
cm
-3
and the visible transmittance was 75.3%. This indicated the multilayer films had the best properties when the annealing temperature was 200 ℃.
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references
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