Patent ID: 6096438
Filing Date: 2000-08-01
Classification: C23C,C25D,H01L

Abstract:
A low-resistivity Al--Ni--Y Alloy film for an electrode of a semiconductor device, comprising:an Al alloy film having Ni content and Y content as alloying elements, wherein the Ni content is equal to or greater than 0.3 at % and the Y content is equal to or greater than 0.3 at % such that 0.22 C.sub.Ni +0.74 C.sub.Y .ltoreq.1.6 at % where C.sub.Ni denotes the Ni content (at %) and C.sub.Y denotes the Y content (at %), and wherein said Al alloy film with the alloying content thereof is formed with a resistivity equal to or less than 5 .mu..OMEGA.cm.