ANNEALING OF BORON-IMPLANTED CORROSION-RESISTANT COPPER-FILMS

被引:43
作者
DING, PJ [1 ]
LANFORD, WA [1 ]
HYMES, S [1 ]
MURARKA, SP [1 ]
机构
[1] RENSSELAER POLYTECH INST, CTR INTEGRATED ELECTR, TROY, NY 12180 USA
基金
美国国家科学基金会;
关键词
D O I
10.1063/1.354913
中图分类号
O59 [应用物理学];
学科分类号
摘要
Ion implantation can be used effectively to passivate copper. The effect of B ion implantation on the oxidization rate of copper is studied as a function of B energy and dose. The increase of sheet resistance associated with ion implantation damage and with the incorporation of B is studied. It is found that a post-implantation inert gas annealing (at 400-degrees-C for 20 min) removes the increase in sheet resistance caused by implant damage while preserving the passivation effects of the B implant.
引用
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页码:1331 / 1334
页数:4
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