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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共 143 条
[121]  
von Hippel A, 1936, Z PHYS, V98, P580
[122]   Electric breakdown of solid and liquid insulators [J].
Von Hippel, A .
JOURNAL OF APPLIED PHYSICS, 1937, 8 (12) :815-832
[123]  
VONHIPPEL A, 1935, ERG EXAKT NATURWISS, V14, P118
[124]   DC ELECTRICAL DEGRADATION OF PEROVSKITE-TYPE TITANATES .1. CERAMICS [J].
WASER, R ;
BAIATU, T ;
HARDTL, KH .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1990, 73 (06) :1645-1653
[125]  
Waser R., 1995, Science and Technology of Electroceramic Thin Films. Proceedings of the NATO Advanced Research Workshop, P223
[126]   DC ELECTRICAL DEGRADATION OF PEROVSKITE-TYPE TITANATES .2. SINGLE-CRYSTALS [J].
WASER, R ;
BAIATU, T ;
HARDTL, KH .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1990, 73 (06) :1654-1662
[127]  
WASER R, 1996, P ELECTROCERAM, V5, P293
[128]  
WASER R, 1992, INTEGR FERROELECTR, V2, P288
[129]   Development of a new annealing process to allow new top electrode materials for SrBi2Ta2O9 capacitors [J].
Watanabe, K ;
Tanaka, M ;
Nagel, N ;
Katori, K ;
Sugiyama, M ;
Yamoto, H ;
Yagi, H .
INTEGRATED FERROELECTRICS, 1997, 17 (1-4) :451-460
[130]   CRYSTALLOGRAPHIC AND ELECTRICAL-PROPERTIES OF EPITAXIAL BATIO3 FILM GROWN ON CONDUCTIVE AND INSULATING PEROVSKITE OXIDES [J].
WATANABE, Y ;
MATSUMOTO, Y ;
KUNITOMO, H ;
TANAMURA, M ;
NISHIMOTO, E .
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1994, 33 (9B) :5182-5186