High-dielectric constant thin films for dynamic random access memories (DRAM)

被引:225
作者
Scott, JF [1 ]
机构
[1] Max Planck Inst Microstruct Phys, D-06120 Halle, Germany
[2] Univ New S Wales, Sch Phys, Sydney, NSW 2052, Australia
来源
ANNUAL REVIEW OF MATERIALS SCIENCE | 1998年 / 28卷
关键词
ferroelectric; oxide ferroelectrics; perovskite structures; capacitors;
D O I
10.1146/annurev.matsci.28.1.79
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We discuss high-dielectric films, in general, oxide ferroelectrics based on simple perovskite structures and related Aurivillius-phase layered structure perovskites employed as thin-film capacitors in dynamic random access memories (DRAMs). Emphasis is on breakdown mechanisms and limits, leakage currents, electrodes and electrode interfaces, scaling to submicron geometries, and deposition techniques.
引用
收藏
页码:79 / 100
页数:22
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