(Ba,Sr)RuO3 bottom electrode deposited by liqud delivery metalorganic chemical vapor deposition for (Ba,Sr)TiO3 high dielectric

被引:0
作者
Choi, ES [1 ]
Shin, WC [1 ]
Yoon, SG [1 ]
机构
[1] Chungnam Natl Univ, Dept Mat Engn, Taejon 305764, South Korea
关键词
LDMOCVD; deposition temperature; oxygen flow rate; resistivity; roughness;
D O I
暂无
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Conducting perovskite oxide, (Ba,Sr)RuO3 (BSR), which has many advantages for (Ba,Sr)TiO3 (BST) due to their similarity in crystal structure, lattice constant and chemical composition, was prepared on n-type Si (100) by liquid delivery metalorganic chemical vapor deposition (LDMOCVD). The deposition characteristics of BSR were controlled by gas-phase mass-transfer in these experiments. The BSR films deposited at 500degreesC and oxygen flow rate of 100 sccm (standard cc/min) showed a average roughness of 22Angstrom and resistivity of 810 muOmega-cm. The resistivity of BSR films for variation of oxygen flow rate showed a close relationship with the roughness of films.
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页码:1701 / 1706
页数:6
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