Patent ID: 11908679
Assignee: APPLIED MATERIALS, INC.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 0:
1. An atomic oxygen cleaning chamber, comprising:
a chamber body having a gas inlet disposed in a first sidewall in the chamber body and a gas outlet disposed in a second sidewall of the chamber, wherein the first sidewall and the second sidewall are on opposite sides of the chamber body;
a chamber lid coupled to and disposed on the chamber body;
a processing volume defined by the chamber body and an underside of the chamber lid, the gas inlet open to the processing volume;
an ultraviolet (UV) radiation generator including one or more UV radiation sources disposed in the processing volume below the chamber lid;
a pedestal disposed in the processing volume, the pedestal having a processing position corresponding to a distance from the UV radiation generator to an upper surface of the pedestal, the pedestal in the processing position is below the gas inlet; and
a gas distribution assembly operable to distribute ozone laterally across the upper surface of the pedestal from the gas inlet of the chamber body laterally to the gas outlet of the chamber body, the one or more UV radiation sources disposed between the gas inlet and the underside of the chamber lid in the processing volume.