Method for removing a particle from a mask system

A method for removing particles from a mask system for a projection exposure apparatus, including the following method steps: detecting the particle in the mask system, providing laser radiation, and removing the particle by irradiating the particle with laser radiation. The wavelength of the laser...

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Bibliographic Details
Main Authors Oshemkov, Sergey, Blumrich, Joerg Frederik, Voelcker, Martin, Wei, Shao-Chi, Scheruebl, Thomas Franz Karl
Format Patent
LanguageEnglish
Published 03.10.2023
Subjects
APPARATUS SPECIALLY ADAPTED THEREFOR
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
MATERIALS THEREFOR
ORIGINALS THEREFOR
PHOTOGRAPHY
PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES
PHYSICS
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Summary:A method for removing particles from a mask system for a projection exposure apparatus, including the following method steps: detecting the particle in the mask system, providing laser radiation, and removing the particle by irradiating the particle with laser radiation. The wavelength of the laser radiation corresponds to that of used radiation used by the projection exposure apparatus.
Bibliography:Application Number: US202217882948