KR100870791B1 - 노광장치, 노광방법 및 노광시스템 - Google Patents
노광장치, 노광방법 및 노광시스템 Download PDFInfo
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- KR100870791B1 KR100870791B1 KR1020070015703A KR20070015703A KR100870791B1 KR 100870791 B1 KR100870791 B1 KR 100870791B1 KR 1020070015703 A KR1020070015703 A KR 1020070015703A KR 20070015703 A KR20070015703 A KR 20070015703A KR 100870791 B1 KR100870791 B1 KR 100870791B1
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/708—Construction of apparatus, e.g. environment aspects, hygiene aspects or materials
- G03F7/70908—Hygiene, e.g. preventing apparatus pollution, mitigating effect of pollution or removing pollutants from apparatus
- G03F7/70925—Cleaning, i.e. actively freeing apparatus from pollutants, e.g. using plasma cleaning
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70216—Mask projection systems
- G03F7/70341—Details of immersion lithography aspects, e.g. exposure media or control of immersion liquid supply
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- Plasma & Fusion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
Claims (13)
- 레티클 패턴의 상을 기판에 투영하는 투영 광학계를 구비하고, 상기 투영 광학계와 상기 기판 사이의 공간에 공급되는 고굴절률 액체를 개입시켜, 상기 기판을 노광하는 노광장치에 있어서,상기 고굴절률 액체를 산소 이외의 기체와 접촉시킴으로써, 상기 고굴절률액체 중의 용존 산소를 저감하는 탈산소수단; 및기체 투과막의 한쪽에 고굴절률 액체를 흐르게 하고 해당 기체 투과막의 다른 쪽을 감압함으로써 상기 탈산소수단에서 상기 고굴절률 액체 중에 용해된 산소 이외의 기체를 저감하는 탈기수단을 포함하는 것을 특징으로 하는 노광장치.
- 제 1항에 있어서, 상기 투영 광학계와 상기 기판 사이의 공간에 공급되는 고굴절률 액체의 주변에 산소 이외의 기체를 공급함으로써 대기 중보다 산소 농도가 낮은 분위기를 제공하는 저산소화 수단을 구비한 것을 특징으로 하는 노광장치.
- 제 2항에 있어서, 상기 탈산소수단에서 사용하는 기체와 상기 저산소화 수단에서 공급하는 기체의 종류가 다른 것을 특징으로 하는 노광장치.
- 제 3항에 있어서, 상기 탈산소수단에서 사용하는 기체는 헬륨이고, 상기 저산소화 수단에서 공급하는 기체가 질소인 것을 특징으로 하는 노광장치.
- 제 1항에 있어서, 상기 탈산소수단은 산소 이외의 기체를 버블링함으로써 용존 산소를 저감시키는 버블러를 가지는 것을 특징으로 하는 노광장치.
- 삭제
- 제 1항에 있어서, 상기 탈기수단은 상기 탈산소수단과 상기 기판을 노광하는 노광 위치 사이에 배치되는 것을 특징으로 하는 노광장치.
- 제 1항에 있어서, 상기 고굴절률 액체의 투과율을 계측하는 계측 수단을 포함하는 것을 특징으로 하는 노광장치.
- 제 8항에 있어서, 상기 계측 수단은 상기 탈산소수단의 하류 측에 배치되는 것을 특징으로 하는 노광장치.
- 제 8항에 있어서, 상기 계측 수단의 계측 결과에 근거해서, 상기 고굴절률 액체 중의 용존 산소 농도를 제어하여 상기 고굴절률 액체의 투과율을 조정하는 것을 특징으로 하는 노광장치.
- 제 8항에 있어서, 상기 투영 광학계와 상기 기판 사이의 공간으로부터 회수한 상기 고굴절률 액체의 순도를 향상시키는 정제 수단을 포함하고,상기 계측 수단은 상기 기판을 노광하는 노광 위치와 상기 정제 수단 사이에 배치되며,상기 계측 수단의 계측 결과에 근거해서, 상기 투영 광학계와 상기 기판 사이의 공간으로부터 회수한 상기 고굴절률 액체의 재이용의 가부를 판정함과 동시에, 상기 정제 수단의 정제 조건을 제어하는 것을 특징으로 하는 노광장치.
- 투영 광학계와 기판 사이의 공간에 공급되는 고굴절률 액체를 개입시켜, 상기 기판을 노광하는 노광방법에 있어서,상기 투영 광학계와 상기 기판 사이의 공간에 공급되는 상기 고굴절률 액체를 순환시키는 순환 단계를 구비하고,상기 순환 단계는상기 투영 광학계와 상기 기판 사이의 공간으로부터 회수한 고굴절률 액체를 산소 이외의 가스와 접촉시킴으로써 상기 고굴절률 액체 중의 용존 산소를 저감시키는 단계; 및기체 투과막의 한쪽에 고굴절률 액체를 흐르게 하고 해당 기체 투과막의 다른 쪽을 감압함으로써 상기 용존 산소 저감 단계에서 상기 고굴절률 액체 중에 용해된 산소 이외의 기체를 저감시키는 단계를 포함하는 것을 특징으로 하는 노광방법.
- 레티클 패턴의 상을 기판에 투영하는 투영 광학계를 갖고, 상기 투영 광학계와 상기 기판 사이의 공간에 공급되는 고굴절률 액체를 개입시켜, 상기 기판을 노광하는 노광장치; 및상기 투영 광학계와 상기 기판 사이의 공간에 공급되는 상기 고굴절률 액체를 순환시키는 순환 장치를 포함하되,상기 순환 장치는상기 고굴절률 액체를 산소 이외의 기체와 접촉시킴으로써, 상기 고굴절률액체 중의 용존 산소를 저감하는 탈산소수단; 및기체 투과막의 한쪽에 고굴절률 액체를 흐르게 하고 해당 기체 투과막의 다른 쪽을 감압함으로써 상기 탈산소수단에서 상기 고굴절률 액체 중에 용해된 산소 이외의 기체를 저감하는 탈기수단을 포함하는 것을 특징으로 하는 노광시스템.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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JP2006037423 | 2006-02-15 | ||
JPJP-P-2006-00037423 | 2006-02-15 | ||
JP2006353587 | 2006-12-28 | ||
JPJP-P-2006-00353587 | 2006-12-28 | ||
JPJP-P-2007-00026405 | 2007-02-06 | ||
JP2007026405A JP2008182167A (ja) | 2006-02-15 | 2007-02-06 | 露光装置、露光方法及び露光システム |
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KR20070082545A KR20070082545A (ko) | 2007-08-21 |
KR100870791B1 true KR100870791B1 (ko) | 2008-11-27 |
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KR1020070015703A KR100870791B1 (ko) | 2006-02-15 | 2007-02-15 | 노광장치, 노광방법 및 노광시스템 |
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US (1) | US7714980B2 (ko) |
KR (1) | KR100870791B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US7826030B2 (en) * | 2006-09-07 | 2010-11-02 | Asml Netherlands B.V. | Lithographic apparatus and device manufacturing method |
US8045135B2 (en) | 2006-11-22 | 2011-10-25 | Asml Netherlands B.V. | Lithographic apparatus with a fluid combining unit and related device manufacturing method |
JP4490459B2 (ja) | 2007-06-29 | 2010-06-23 | キヤノン株式会社 | 露光装置及びデバイス製造方法 |
US8629970B2 (en) * | 2008-01-23 | 2014-01-14 | Asml Netherlands B.V. | Immersion lithographic apparatus with immersion fluid re-circulating system |
JP5739837B2 (ja) * | 2012-05-22 | 2015-06-24 | キヤノン株式会社 | 露光装置、露光方法及びデバイス製造方法 |
KR20220058559A (ko) | 2019-09-13 | 2022-05-09 | 에이에스엠엘 네델란즈 비.브이. | 유체 핸들링 시스템 및 리소그래피 장치 |
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- 2007-02-15 US US11/675,162 patent/US7714980B2/en not_active Expired - Fee Related
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Patent Citations (8)
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US20020145711A1 (en) | 1997-11-12 | 2002-10-10 | Nobutaka Magome | Exposure apparatus, apparatus for manufacturing devices, and method of manufacturing exposure apparatuses |
KR20030007041A (ko) * | 2001-07-09 | 2003-01-23 | 캐논 가부시끼가이샤 | 노광 장치 |
JP2003022955A (ja) * | 2001-07-09 | 2003-01-24 | Canon Inc | 露光装置 |
JP2005005713A (ja) | 2003-06-11 | 2005-01-06 | Asml Netherlands Bv | リソグラフィ装置及びデバイス製造方法 |
JP2005019615A (ja) | 2003-06-25 | 2005-01-20 | Canon Inc | 液浸式露光装置 |
US20050078286A1 (en) | 2003-08-29 | 2005-04-14 | Asml Netherlands B.V. | Lithographic apparatus and device manufacturing method |
US20050185155A1 (en) | 2004-02-19 | 2005-08-25 | Yasuhiro Kishikawa | Exposure apparatus and method |
JP2005327975A (ja) * | 2004-05-17 | 2005-11-24 | Matsushita Electric Ind Co Ltd | 半導体製造装置及びパターン形成方法 |
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KR20070082545A (ko) | 2007-08-21 |
US20070188725A1 (en) | 2007-08-16 |
US7714980B2 (en) | 2010-05-11 |
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