Article ID Journal Published Year Pages File Type
1259715 Journal of Rare Earths 2009 6 Pages PDF
Abstract

Ca0.4Sr0.6Bi3.95Nd0.05Ti4O15 (C0.4S0.6BNT) ferroelectric thin films were prepared on Pt/Ti/SiO2/Si substrates by sol-gel method. Effect of annealing process (time and temperature) on structures and ferroelectric properties of C0.4S0.6BNT thin film was investigated. The relative intensity of (200) peak increased first then decreased with annealing temperature and became predominant at 800 °C. In contrast, no evident change could be observed in the (00l) peak. The remnant polarization (Pr) and coercive field (Ec) for C0.4S0.6BNT film annealed at 800 °C for 5 min were 21.6 μC/cm2 and 68.3 kV/cm, respectively.

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