The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 02, 2019
Filed:
Mar. 06, 2018
International Business Machines Corporation, Armonk, NY (US);
Matthias Georg Gottwald, New Rochelle, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A semiconductor structure includes a seed layer and a multilayer stack of one or more multilayers disposed over the seed layer, each of the one or more multilayers including a magnetic layer and an additional layer disposed over a top surface of the magnetic layer. The additional layer includes a non-magnetic material and a dusting material. The multilayer stack provides a reference layer of a perpendicular magnetic tunnel junction stack. The magnetic layer may be formed of cobalt, the non-magnetic material may be at least one of iridium and rhodium, and the dusting material may be at least one of platinum, ruthenium, palladium, gold and nickel.