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Structure Effect on Electrical Properties of Ito Films Prepared by Rf Reactive Magnetron Sputtering

Published online by Cambridge University Press:  10 February 2011

Li-Jian Meng
Affiliation:
Departamento de Física, Instituto Superior de Engenharia do Porto, Rua de São Tomé, 4200 Porto, Portugal, ljmeng@ci.uminho.pt
M. P. dos Santos
Affiliation:
Departamento de Fisica, Universidade do Minho, 4710 Braga, Portugal
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Abstract

ITO films have been deposited onto glass substrates by rf reactive magnetron sputtering using In-Sn (90–10) alloy target. After the deposition, the films were annealed in air at 500 °C for 30, 60, 90 and 180 min respectively. The film structure varies as the annealing time is changed. The film electrical properties show a strongly dependence on the film structure. Although all the films show a preferred orientation along the (400) direction, the film which has high (222) diffraction peak intensity, has high carrier mobility and low resistivity.

Type
Research Article
Copyright
Copyright © Materials Research Society 1996

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