| 摘要 |
Embodiments of the present invention generally provide apparatus and methods for cleaning a substrate, such as a mask. One embodiment of the present invention provides an apparatus for cleaning a substrate comprising a substrate support configured to receive and support the substrate, a collecting tip connected with an electrostatic power source, wherein the collecting tip is configured to pickup particles on a surface of the substrate using electrostatic force, and an indexing mechanism configured to provide relative movement between the collecting tip and the substrate support.
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