Invention Grant
- Patent Title: Lithographic apparatus and a device manufacturing method
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Application No.: US14975412Application Date: 2015-12-18
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Publication No.: US09746782B2Publication Date: 2017-08-29
- Inventor: Cornelius Maria Rops , Nicolaas Rudolf Kemper , Michel Riepen
- Applicant: ASML NETHERLANDS B.V.
- Applicant Address: NL Veldhoven
- Assignee: ASML NETHERLANDS B.V.
- Current Assignee: ASML NETHERLANDS B.V.
- Current Assignee Address: NL Veldhoven
- Agency: Pillsbury Winthrop Shaw Pittman LLP
- Main IPC: G03B27/52
- IPC: G03B27/52 ; G03B27/68 ; G03B27/58 ; G03F7/20

Abstract:
An immersion lithographic apparatus is disclosed that includes a fluid handling system configured to confine immersion liquid to a localized space between a final element of a projection system and a substrate and/or table and a gas supplying device configured to supply gas with a solubility in immersion liquid of greater than 5×10−3 mol/kg at 20° C. and 1 atm total pressure to an area adjacent the space.
Public/Granted literature
- US20160116850A1 LITHOGRAPHIC APPARATUS AND A DEVICE MANUFACTURING METHOD Public/Granted day:2016-04-28
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