公开(公告)号：EP1687457A4

公开(公告)日：2009-06-17

申请号：EP04812387

申请日：2004-11-29

Applicant: IBM

Inventor： CABRAL CYRIL JR ,  DETAVERNIER CHRISTOPHER ,  JAMMY RAJARAO ,  SAENGER KATHERINE L

IPC: H01L21/8238 ,  C23C14/06 ,  C23C16/32 ,  H01L27/108 ,  H01L29/49

CPC classification number: H01L29/4966 ,  H01L21/823842

Abstract: A semiconductor device such as a complementary metal oxide semiconductor (CMOS) comprising at least one FET that comprises a gate electrode comprising a metal carbide and method of fabrication are provided. The CMOS comprises dual work function metal gate electrodes whereby the dual work functions are provided by a metal and a carbide of a metal.