METHOD AND ARRANGEMENT FOR DETERMINING THERMALLY-INDUCED DEFORMATIONS
A method for determining thermally-induced deformation of a structure in a lithographic apparatus, the method including: obtaining timing data for a structure in a lithographic apparatus, wherein the timing data includes timing data for the current state of the structure and timing history data that...
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Zusammenfassung: | A method for determining thermally-induced deformation of a structure in a lithographic apparatus, the method including: obtaining timing data for a structure in a lithographic apparatus, wherein the timing data includes timing data for the current state of the structure and timing history data that includes timing data for at least one previous state of the structure; and using one or more models to determine thermally-induced deformation data for the structure in dependence on the timing history data and the timing data for the current state of the structure. |
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