The Effect of RF Power on the Characteristics of Ba(Zr0.1Ti0.9)O3 Thin Film

Author: Chen Kai-Huang   Yang Cheng-Fu   Tzou Wen-Cheng   Huang Chien-Jung   Chou Dei-Wei  

Publisher: Taylor & Francis Ltd

ISSN: 0015-0193

Source: Ferroelectrics, Vol.384, Iss.1, 2009-01, pp. : 166-173

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Abstract

The Ba(Zr0.1Ti0.9)O3 (BZT) ceramic target is fabricated as the depositing target of BZT thin films, and the BZT thin films are successfully deposited on Pt/Ti/SiO2/Si substrate under optimal radio frequency (RF) depositing parameters with different RF power. The RF power has large effect on the crystalline orientation, thickness and roughness of BZT thin films. The metal-ferroelectric- metal structure is fabricated for the characteristic measurement. The influence of RF power on the dielectric constant and leakage current density of BTZ thin films will be investigated. As RF power is equal to 160 W, the maximum dielectric constant and lower leakage current density can be obtained.