Patent ID: 11881391
Assignee: BROOKHAVEN SCIENCE ASSOCIATES, LLC
Field: Measurement (Instruments)
Classification: CPC H  C  G | IPC C  G  H

Claim 0:
1. An apparatus for fabricating a thin film component, the thin film component being a photocathode, the apparatus comprising: a deposition subsystem configured to deposit a pre-synthesized semi-metal compound material on a substrate; wherein the apparatus comprises a pre-synthesized semi-metal compound material source providing a target material; the pre-synthesized semi-metal compound material source having pre-synthesized semi-metal compound material loaded therein; the pre-synthesized semi-metal compound material comprising at least two alkali materials, the two alkali materials comprising potassium (K) and cesium (Cs); the pre-synthesized semi-metal compound material comprising a semi-metal material comprising antimony (Sb); the pre-synthesized semi-metal compound material comprising K2CsSb; the pre-synthesized semi-metal compound material being a polycrystalline powder; wherein the deposition subsystem comprises a sputtering apparatus.