Application and electronic structure of high-permittivity dielectrics

被引:57
作者
Perevalov, T. V. [1 ]
Gritsenko, V. A. [1 ]
机构
[1] Russian Acad Sci, Siberian Branch, Rzhanov Inst Semicond Phys, Novosibirsk 630090, Russia
关键词
ALTERNATIVE GATE DIELECTRICS; ATOMIC LAYER DEPOSITION; OPTICAL-PROPERTIES; TITANIUM-DIOXIDE; BAND-STRUCTURE; THIN-FILMS; 1ST-PRINCIPLES CALCULATION; SILICON DIOXIDE; ALUMINUM-OXIDE; GAMMA-ALUMINA;
D O I
10.3367/UFNe.0180.201006b.0587
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Major applications of high-permittivity dielectric materials in silicon devices are reviewed. The basics and software implementations of the electron density functional method are considered. Results of first-principle calculations of the electronic structure are analyzed for the three most important and promising high-permittivity dielectrics, Al2O3, HfO2, and TiO2.
引用
收藏
页码:561 / 575
页数:15
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