Effect of Solution Concentration on Growth and Photoluminescence of ZnO Nanorod Arrays

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Abstract:

Well-aligned ZnO nanorod arrays had been successfully prepared by using hydrothermal methods. XRD and SEM analysis showed ZnO nanorod arrays had well orientation along the [0 0 1] direction of ZnO nanorods. The length to diameter is biggest among these samples and is about 25 when solution concentration is 0.8mol/l. The UV emission caused mainly by exciton combination. Furthermore the formation mechanism of ZnO nanorob arrays was studied in detail.

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Advanced Materials Research (Volumes 299-300)

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785-788

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July 2011

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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