Invention Grant
US08415250B2 Method of forming silicide contacts of different shapes selectively on regions of a semiconductor device
有权
在半导体器件的区域上选择性地形成不同形状的硅化物触点的方法
- Patent Title: Method of forming silicide contacts of different shapes selectively on regions of a semiconductor device
- Patent Title (中): 在半导体器件的区域上选择性地形成不同形状的硅化物触点的方法
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Application No.: US13097459Application Date: 2011-04-29
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Publication No.: US08415250B2Publication Date: 2013-04-09
- Inventor: Emre Alptekin , Dong-Ick Lee , Viraj Yashawant Sardesai , Cung Do Tran , Jian Yu , Reinaldo Ariel Vega , Rajasekhar Venigalla
- Applicant: Emre Alptekin , Dong-Ick Lee , Viraj Yashawant Sardesai , Cung Do Tran , Jian Yu , Reinaldo Ariel Vega , Rajasekhar Venigalla
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agent Abdul-Samad A. Adediran; Yuanmin Cai
- Main IPC: H01L29/417
- IPC: H01L29/417

Abstract:
A structure and method for fabricating silicide contacts for semiconductor devices is provided. Specifically, the structure and method involves utilizing chemical vapor deposition (CVD) and annealing to form silicide contacts of different shapes, selectively on regions of a semiconductor field effect transistor (FET), such as on source and drain regions. The shape of silicide contacts is a critical factor that can be manipulated to reduce contact resistance. Thus, the structure and method provide silicide contacts of different shapes with low contact resistance, wherein the silicide contacts also mitigate leakage current to enhance the utility and performance of FETs in low power applications.
Public/Granted literature
- US20120273798A1 METHOD OF FORMING SILICIDE CONTACTS OF DIFFERENT SHAPES SELECTIVELY ON REGIONS OF A SEMICONDUCTOR DEVICE Public/Granted day:2012-11-01
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