Patent ID: 8778081

Claim:
A stacked-source sublimation system for the deposition of a complex thin-film alloy on a substrate, the system comprising: a first crucible containing a first source material, wherein the first crucible is operatively connected to a first heating element and defines a first heated pocket opening upward at a pocket opening; a second crucible containing a second source material, wherein the second crucible is operatively connected to a second heating element and defines a second heated pocket opening upward into a manifold comprising a plurality of conduits, and wherein the plurality of conduits connects the second heated pocket to the first heated pocket; and the substrate operatively connected to a third heating element situated vertically above the pocket opening; wherein the plurality of conduits is distributed uniformly over a bottom wall of the first heated pocket and each of the plurality of conduits extends vertically upward to connect the second heated pocket to the first heated pocket through the bottom wall.