Patent ID: 9404175
Filing Date: 2016-08-02
CPC Classification: C23C

Claim Text:
1. A method, comprising: selecting a first major constituent, a second major constituent and at least one minor constituent, wherein the first major constituent is Ta forming a mixture of constituents consisting essentially of the first major constituent, the second major constituent and the minor constituent in a single mixing step; drying the mixture of constituents to provide a dried mixture of constituents; calcining the dried mixture of constituents to provide a fully reacted mixture of constituents; pulverizing and separating the reacted mixture of constituents to provide a powder of constituents; hot-pressing the powder of constituents to form a target; and performing physical vapor deposition using the target to form a multicomponent dielectric thin film, wherein the physical vapor deposition is performed at a deposition rate between nine nanometers per minute and eighteen nanometers per minute, and wherein the target has a density of at least 99%.