发明名称 INTERCONNECT WITH TITANIUM-OXIDE DIFFUSION BARRIER
摘要 An interconnect structure located on a semiconductor substrate within a dielectric material positioned atop the semiconductor substrate is provided having an opening within the dielectric material, the opening includes an electrically conductive material extending from the bottom to the top, and contacting the sidewall; a first layer located on the sidewall of the opening, the first layer is made from a material including titanium oxide or titanium silicon oxide; a second layer located between the first layer and the electrically conductive material, the second layer is made from a material selected from the group TiXOb, TiXSiaOb, XOb, and XSiaOb, X is Mn, Al, Sn, In, or Zr; and a third layer located along a top surface of the electrically conductive material, the third layer is made from a material selected from the group TiXOb, TiXSiaOb, XOb, and XSiaOb, X is Mn, Al, Sn, In, or Zr.
申请公布号 US2013307153(A1) 申请公布日期 2013.11.21
申请号 US201213474944 申请日期 2012.05.18
申请人 EDELSTEIN DANIEL C.;NOGAMI TAKESHI;INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 EDELSTEIN DANIEL C.;NOGAMI TAKESHI
分类号 H01L23/482 主分类号 H01L23/482
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