METHOD OF REMOVING CONTAMINATION FROM SUBSTRATE AND DEVICE
PROBLEM TO BE SOLVED: To provide a method of removing contamination from an immersion hood and/or an immersion fluid in an immersion lithography device. SOLUTION: A cleaning substrate CW1 having a rigid support layer and a deformable layer provided on the rigid support layer is loaded in the device,...
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Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a method of removing contamination from an immersion hood and/or an immersion fluid in an immersion lithography device. SOLUTION: A cleaning substrate CW1 having a rigid support layer and a deformable layer provided on the rigid support layer is loaded in the device, the deformable layer 2 of the cleaning substrate CW1 is brought into contact with a surface of the device from which the contamination is removed, and a relative movement between the deformable layer 2 and the surface of the device from which the contamination is removed is introduced to remove the contamination separated from an immersion hood surface. COPYRIGHT: (C)2011,JPO&INPIT |
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