Patent · US Expired

Use of palladium as an adhesion layer and as an electrode in ferroelectric memory devices

US5191510A · kind A · utility

109Cited by
22References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 29, 1992
Grant dateMar 2, 1993
Priority date
Expiry dateApr 29, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D1/682

Abstract

A ferroelectric capacitor for a ferroelectric memory device includes a substrate, a silicon dioxide layer, a palladium adhesion layer, a bottom electrode of platinum, a metal or an alloy, a ferroelectric material and a top electrode of platinum, a metal or an alloy.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.