A new high temperature electrode-barrier technology on high density ferroelectric capacitor structure

被引:2
作者
Onishi, S
Nagata, M
Mitarai, S
Ito, Y
Kudo, J
Sakiyama, K
Desu, SB
Bhatt, HD
Vijay, DP
Hwang, Y
机构
来源
IEDM - INTERNATIONAL ELECTRON DEVICES MEETING, TECHNICAL DIGEST 1996 | 1996年
关键词
D O I
10.1109/IEDM.1996.554077
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper describes the novel stacked electrode structure, PtRhOx/PtRh/PtRhOx, applicable to stacked memory cells in the advanced ferroelectric memories. This structure acts as a stable bottom electrode on the polysilicon plug up to 700 degrees C, and reduces fatigue of PZT capacitor(less than 10% decrease in remanent polarization up to 10(10)cycle), which indicates its promise as an electrode structure for advanced ferroelectric memory integration.
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页码:699 / 702
页数:4
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