Patent ID: 11886126
Assignee: CARL ZEISS SMT GMBH
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 36:
37. An apparatus for removing one or more single particulates from a substrate, said apparatus comprising:
a plurality of reservoir vessels that are configured to store a plurality of gases, wherein each reservoir vessel is configured to store a respective gas, and different gases are matched with different corresponding materials that are selected from a group of two or more materials that include different elements;
an analysis unit configured to determine at least one constituent of a material composition of a first one of the one or more single particulates, in which the at least one constituent of the material composition is selected from the group of two or more materials that include different elements, and determine, from among the plurality of gases, one or more gases that match the determined at least one constituent of the material composition of the first one of the one or more single particulates; and
at least one gas injection system configured to provide the one or more gases matched to the determined constituent in an environment of the first one or a second one of the one or more single particulates;
wherein the one or more matched gases contribute to removing the one or more single particulates from the substrate.