KR100805360B1 - 코팅층을 갖는 반사 마스크 기판 - Google Patents
코팅층을 갖는 반사 마스크 기판 Download PDFInfo
- Publication number
- KR100805360B1 KR100805360B1 KR1020017014245A KR20017014245A KR100805360B1 KR 100805360 B1 KR100805360 B1 KR 100805360B1 KR 1020017014245 A KR1020017014245 A KR 1020017014245A KR 20017014245 A KR20017014245 A KR 20017014245A KR 100805360 B1 KR100805360 B1 KR 100805360B1
- Authority
- KR
- South Korea
- Prior art keywords
- substrate
- silicon
- material layer
- thermal expansion
- mask substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/22—Masks or mask blanks for imaging by radiation of 100nm or shorter wavelength, e.g. X-ray masks, extreme ultraviolet [EUV] masks; Preparation thereof
- G03F1/24—Reflection masks; Preparation thereof
-
- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/38—Masks having auxiliary features, e.g. special coatings or marks for alignment or testing; Preparation thereof
-
- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/38—Masks having auxiliary features, e.g. special coatings or marks for alignment or testing; Preparation thereof
- G03F1/46—Antireflective coatings
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K2201/00—Arrangements for handling radiation or particles
- G21K2201/06—Arrangements for handling radiation or particles using diffractive, refractive or reflecting elements
- G21K2201/067—Construction details
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nanotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13815899P | 1999-06-07 | 1999-06-07 | |
| US60/138,158 | 1999-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020010912A KR20020010912A (ko) | 2002-02-06 |
| KR100805360B1 true KR100805360B1 (ko) | 2008-02-20 |
Family
ID=22480708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020017014245A Expired - Lifetime KR100805360B1 (ko) | 1999-06-07 | 2000-06-06 | 코팅층을 갖는 반사 마스크 기판 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6352803B1 (enExample) |
| EP (1) | EP1190276A2 (enExample) |
| JP (1) | JP4959080B2 (enExample) |
| KR (1) | KR100805360B1 (enExample) |
| AU (1) | AU5597000A (enExample) |
| WO (1) | WO2000075727A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015153774A1 (en) * | 2014-04-02 | 2015-10-08 | Zygo Corporation | Photo-masks for lithography |
Families Citing this family (69)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2797060B1 (fr) * | 1999-07-29 | 2001-09-14 | Commissariat Energie Atomique | Structure pour masque de lithographie en reflexion et procede pour sa realisation |
| US6319635B1 (en) * | 1999-12-06 | 2001-11-20 | The Regents Of The University Of California | Mitigation of substrate defects in reticles using multilayer buffer layers |
| US6368942B1 (en) * | 2000-03-31 | 2002-04-09 | Euv Llc | Method for fabricating an ultra-low expansion mask blank having a crystalline silicon layer |
| US6524881B1 (en) * | 2000-08-25 | 2003-02-25 | Micron Technology, Inc. | Method and apparatus for marking a bare semiconductor die |
| US6821682B1 (en) * | 2000-09-26 | 2004-11-23 | The Euv Llc | Repair of localized defects in multilayer-coated reticle blanks for extreme ultraviolet lithography |
| JP3939132B2 (ja) * | 2000-11-22 | 2007-07-04 | Hoya株式会社 | 多層膜付き基板、露光用反射型マスクブランク、露光用反射型マスクおよびその製造方法、並びに半導体の製造方法 |
| US6737201B2 (en) * | 2000-11-22 | 2004-05-18 | Hoya Corporation | Substrate with multilayer film, reflection type mask blank for exposure, reflection type mask for exposure and production method thereof as well as production method of semiconductor device |
| US6749973B2 (en) * | 2001-02-14 | 2004-06-15 | Hoya Corporation | Reflection type mask blank for EUV exposure and reflection type mask for EUV exposure as well as method of producing the mask |
| JP2002299228A (ja) * | 2001-04-03 | 2002-10-11 | Nikon Corp | レチクル、それを用いた露光装置及び露光方法 |
| DE10164112A1 (de) * | 2001-12-24 | 2003-07-03 | Inst Oberflaechenmodifizierung | Verfahren zur Defektanalyse an reflektiven Optiken |
| US7169685B2 (en) * | 2002-02-25 | 2007-01-30 | Micron Technology, Inc. | Wafer back side coating to balance stress from passivation layer on front of wafer and be used as die attach adhesive |
| KR100455383B1 (ko) * | 2002-04-18 | 2004-11-06 | 삼성전자주식회사 | 반사 포토마스크, 반사 포토마스크의 제조방법 및 이를이용한 집적회로 제조방법 |
| US6777137B2 (en) * | 2002-07-10 | 2004-08-17 | International Business Machines Corporation | EUVL mask structure and method of formation |
| US7129010B2 (en) * | 2002-08-02 | 2006-10-31 | Schott Ag | Substrates for in particular microlithography |
| US7056627B2 (en) * | 2002-08-23 | 2006-06-06 | Hoya Corporation | Method of manufacturing a reflection type mask blank and method of manufacturing a reflection type mask |
| DE10255605B4 (de) * | 2002-11-28 | 2005-07-07 | Infineon Technologies Ag | Reflektionsmaske zur Projektion einer Struktur auf einen Halbleiterwafer sowie Verfahren zu deren Herstellung |
| DE10302342A1 (de) * | 2003-01-17 | 2004-08-05 | Schott Glas | Substrat für die EUV-Mikrolithographie und Herstellverfahren hierfür |
| DE10317792A1 (de) * | 2003-04-16 | 2004-11-11 | Schott Glas | Maskenrohling zur Verwendung in der EUV-Lithographie und Verfahren zu dessen Herstellung |
| JP4232018B2 (ja) * | 2003-07-25 | 2009-03-04 | 信越化学工業株式会社 | フォトマスクブランク用基板の選定方法 |
| US7075103B2 (en) | 2003-12-19 | 2006-07-11 | General Electric Company | Multilayer device and method of making |
| US20050238922A1 (en) * | 2003-12-25 | 2005-10-27 | Hoya Corporation | Substrate with a multilayer reflection film, reflection type mask blank for exposure, reflection type mask for exposure and methods of manufacturing them |
| JP2005210093A (ja) * | 2003-12-25 | 2005-08-04 | Hoya Corp | 多層反射膜付き基板、露光用反射型マスクブランクス及び露光用反射型マスク、並びにそれらの製造方法 |
| US7198872B2 (en) * | 2004-05-25 | 2007-04-03 | International Business Machines Corporation | Light scattering EUVL mask |
| DE102004031079B4 (de) * | 2004-06-22 | 2008-11-13 | Qimonda Ag | Verfahren zur Herstellung einer Reflexionsmaske |
| US20060008749A1 (en) * | 2004-07-08 | 2006-01-12 | Frank Sobel | Method for manufacturing of a mask blank for EUV photolithography and mask blank |
| US7407729B2 (en) * | 2004-08-05 | 2008-08-05 | Infineon Technologies Ag | EUV magnetic contrast lithography mask and manufacture thereof |
| DE102004038548A1 (de) * | 2004-08-06 | 2006-03-16 | Schott Ag | Verfahren zur Herstellung eines Maskenblank für photolithographische Anwendungen und Maskenblank |
| JP4604140B2 (ja) * | 2004-09-13 | 2010-12-22 | マニー株式会社 | 医療用針又は刃物 |
| JP5042456B2 (ja) * | 2005-03-03 | 2012-10-03 | 凸版印刷株式会社 | ステンシルマスクの製造方法 |
| US20070093038A1 (en) * | 2005-10-26 | 2007-04-26 | Andreas Koenig | Method for making microchips and microchip made according to this method |
| EP1962326B1 (en) | 2005-12-12 | 2012-06-06 | Asahi Glass Company, Limited | Reflection-type mask blank for euv lithography, and substrate with electrically conductive film for the mask blank |
| US7678511B2 (en) | 2006-01-12 | 2010-03-16 | Asahi Glass Company, Limited | Reflective-type mask blank for EUV lithography |
| KR100755395B1 (ko) | 2006-08-31 | 2007-09-04 | 삼성전자주식회사 | 반사 마스크, 반사 마스크 고정 장치 및 방법 |
| JP4958147B2 (ja) * | 2006-10-18 | 2012-06-20 | Hoya株式会社 | 露光用反射型マスクブランク及び露光用反射型マスク、多層反射膜付き基板、並びに半導体装置の製造方法 |
| WO2008072706A1 (ja) | 2006-12-15 | 2008-06-19 | Asahi Glass Company, Limited | Euvリソグラフィ用反射型マスクブランク、および該マスクブランク用の機能膜付基板 |
| WO2008084680A1 (ja) * | 2006-12-27 | 2008-07-17 | Asahi Glass Company, Limited | Euvリソグラフィ用反射型マスクブランク |
| JP5018789B2 (ja) * | 2007-01-31 | 2012-09-05 | 旭硝子株式会社 | Euvリソグラフィ用反射型マスクブランク |
| WO2008129908A1 (ja) | 2007-04-17 | 2008-10-30 | Asahi Glass Company, Limited | Euvリソグラフィ用反射型マスクブランク |
| WO2009136564A1 (ja) * | 2008-05-09 | 2009-11-12 | Hoya株式会社 | 反射型マスク、反射型マスクブランク及びその製造方法 |
| JP2010135732A (ja) | 2008-08-01 | 2010-06-17 | Asahi Glass Co Ltd | Euvマスクブランクス用基板 |
| NL2003305A (en) * | 2008-08-21 | 2010-03-10 | Asml Holding Nv | Euv reticle substrates with high thermal conductivity. |
| KR20110065439A (ko) | 2008-09-05 | 2011-06-15 | 아사히 가라스 가부시키가이샤 | Euv 리소그래피용 반사형 마스크 블랭크 및 그 제조 방법 |
| JP2010122304A (ja) * | 2008-11-17 | 2010-06-03 | Dainippon Printing Co Ltd | 反射型マスクブランクス、反射型マスク、反射型マスクブランクスの製造方法、および、反射型マスクの製造方法 |
| WO2011004850A1 (ja) | 2009-07-08 | 2011-01-13 | 旭硝子株式会社 | Euvリソグラフィ用反射型マスクブランク |
| US8705027B2 (en) | 2009-07-16 | 2014-04-22 | Kla-Tencor Corporation | Optical defect amplification for improved sensitivity on patterned layers |
| TWI467318B (zh) | 2009-12-04 | 2015-01-01 | Asahi Glass Co Ltd | An optical member for EUV microfilm, and a method for manufacturing a substrate with a reflective layer for EUV microfilm |
| JP5590044B2 (ja) | 2009-12-09 | 2014-09-17 | 旭硝子株式会社 | Euvリソグラフィ用光学部材 |
| EP2511945A4 (en) | 2009-12-09 | 2014-09-03 | Asahi Glass Co Ltd | MULTILAYER MIRROR FOR EUV LITHOGRAPHY AND METHOD OF MANUFACTURING THEREOF |
| JP5533395B2 (ja) * | 2010-07-26 | 2014-06-25 | 旭硝子株式会社 | Euvリソグラフィ用反射型マスクブランクの製造方法 |
| WO2012014904A1 (ja) | 2010-07-27 | 2012-02-02 | 旭硝子株式会社 | Euvリソグラフィ用反射層付基板、およびeuvリソグラフィ用反射型マスクブランク |
| US8192901B2 (en) * | 2010-10-21 | 2012-06-05 | Asahi Glass Company, Limited | Glass substrate-holding tool |
| WO2012105698A1 (ja) | 2011-02-04 | 2012-08-09 | 旭硝子株式会社 | 導電膜付基板、多層反射膜付基板、およびeuvリソグラフィ用反射型マスクブランク |
| JP2011211250A (ja) * | 2011-07-29 | 2011-10-20 | Toppan Printing Co Ltd | ステンシルマスクブランク、ステンシルマスク、及びその製造方法、並びにパターン露光方法 |
| KR101993322B1 (ko) | 2011-09-28 | 2019-06-26 | 호야 가부시키가이샤 | 마스크블랭크용 유리기판, 다층 반사막 부착 기판, 마스크블랭크 및 마스크, 그리고 그것들의 제조방법 |
| US20140272684A1 (en) | 2013-03-12 | 2014-09-18 | Applied Materials, Inc. | Extreme ultraviolet lithography mask blank manufacturing system and method of operation therefor |
| US9417515B2 (en) * | 2013-03-14 | 2016-08-16 | Applied Materials, Inc. | Ultra-smooth layer ultraviolet lithography mirrors and blanks, and manufacturing and lithography systems therefor |
| US9354508B2 (en) * | 2013-03-12 | 2016-05-31 | Applied Materials, Inc. | Planarized extreme ultraviolet lithography blank, and manufacturing and lithography systems therefor |
| US9618836B2 (en) | 2014-04-22 | 2017-04-11 | Asahi Glass Company, Limited | Reflective mask blank for EUV lithography, substrate with funtion film for the mask blank, and methods for their production |
| TWI694304B (zh) | 2015-06-08 | 2020-05-21 | 日商Agc股份有限公司 | Euv微影術用反射型光罩基底 |
| KR102380156B1 (ko) * | 2015-06-30 | 2022-03-29 | 삼성디스플레이 주식회사 | 플라즈마 화학 기상 증착 장치 |
| US10539884B2 (en) | 2018-02-22 | 2020-01-21 | International Business Machines Corporation | Post-lithography defect inspection using an e-beam inspection tool |
| US10578981B2 (en) | 2018-07-25 | 2020-03-03 | International Business Machines Corporation | Post-lithography defect inspection using an e-beam inspection tool |
| KR102146162B1 (ko) * | 2018-07-25 | 2020-08-19 | 주식회사 야스 | 유리 마스크 |
| DE102019100839B4 (de) | 2019-01-14 | 2024-11-14 | Advanced Mask Technology Center Gmbh & Co. Kg | Fotomaskenanordnung mit reflektierender fotomaske und verfahren zum herstellen einer reflektierenden fotomaske |
| JP7350571B2 (ja) | 2019-08-30 | 2023-09-26 | Hoya株式会社 | 導電膜付基板、反射型マスクブランク及び反射型マスク、並びに半導体デバイスの製造方法 |
| JP7318607B2 (ja) | 2020-07-28 | 2023-08-01 | Agc株式会社 | Euvリソグラフィ用反射型マスクブランク、euvリソグラフィ用反射型マスク、およびそれらの製造方法 |
| KR20240036124A (ko) | 2021-02-16 | 2024-03-19 | 에이지씨 가부시키가이샤 | Euv 리소그래피용 반사형 마스크 블랭크, euv 리소그래피용 반사형 마스크 및 그것들의 제조 방법 |
| KR102852953B1 (ko) | 2022-04-28 | 2025-09-02 | 에이지씨 가부시키가이샤 | 반사형 마스크 블랭크, 반사형 마스크, 반사형 마스크의 제조 방법 |
| WO2025226454A1 (en) * | 2024-04-26 | 2025-10-30 | Lam Research Corporation | Methods to enhance glass substrate handling in semiconductor processing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59154452A (ja) * | 1983-02-21 | 1984-09-03 | Dainippon Printing Co Ltd | 軟x線転写用マスク及びその製造法 |
| JPH10144584A (ja) * | 1996-11-08 | 1998-05-29 | Shin Etsu Chem Co Ltd | X線リソグラフィ用マスクメンブレン |
| JPH10177943A (ja) * | 1996-12-18 | 1998-06-30 | Hitachi Ltd | 投影露光方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61116358A (ja) * | 1984-11-09 | 1986-06-03 | Mitsubishi Electric Corp | フオトマスク材料 |
| US4868093A (en) * | 1987-05-01 | 1989-09-19 | American Telephone And Telegraph Company, At&T Bell Laboratories | Device fabrication by X-ray lithography utilizing stable boron nitride mask |
| JP2779221B2 (ja) * | 1989-08-25 | 1998-07-23 | 沖電気工業株式会社 | 位相差レチクルを用いた露光及び検査方法 |
| JP2751981B2 (ja) * | 1992-07-22 | 1998-05-18 | 株式会社日立製作所 | 電子線描画装置 |
| US5500312A (en) * | 1994-10-11 | 1996-03-19 | At&T Corp. | Masks with low stress multilayer films and a process for controlling the stress of multilayer films |
| US5521031A (en) * | 1994-10-20 | 1996-05-28 | At&T Corp. | Pattern delineating apparatus for use in the EUV spectrum |
| JP3578872B2 (ja) * | 1995-10-26 | 2004-10-20 | 三菱電機株式会社 | X線マスクの製造方法および加熱装置 |
| JPH09232216A (ja) * | 1996-02-27 | 1997-09-05 | Fujitsu Ltd | X線マスクの製造方法及び製造装置 |
| KR100223023B1 (ko) * | 1996-08-21 | 1999-10-01 | 정선종 | X-선 마스크 |
| US6027815A (en) * | 1996-11-06 | 2000-02-22 | Taiwan Semiconductor Manufacturing Company | Non-absorbing anti-reflective coated (ARC) reticle using thin dielectric films and method of forming reticle |
| US6042995A (en) * | 1997-12-09 | 2000-03-28 | Lucent Technologies Inc. | Lithographic process for device fabrication using a multilayer mask which has been previously inspected |
| US5958629A (en) * | 1997-12-22 | 1999-09-28 | Intel Corporation | Using thin films as etch stop in EUV mask fabrication process |
| US6048652A (en) * | 1998-12-04 | 2000-04-11 | Advanced Micro Devices, Inc. | Backside polish EUV mask and method of manufacture |
| US6159643A (en) * | 1999-03-01 | 2000-12-12 | Advanced Micro Devices, Inc. | Extreme ultraviolet lithography reflective mask |
-
2000
- 2000-06-06 AU AU55970/00A patent/AU5597000A/en not_active Abandoned
- 2000-06-06 JP JP2001501941A patent/JP4959080B2/ja not_active Expired - Lifetime
- 2000-06-06 US US09/587,836 patent/US6352803B1/en not_active Expired - Lifetime
- 2000-06-06 EP EP00941241A patent/EP1190276A2/en not_active Withdrawn
- 2000-06-06 KR KR1020017014245A patent/KR100805360B1/ko not_active Expired - Lifetime
- 2000-06-06 WO PCT/US2000/015578 patent/WO2000075727A2/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59154452A (ja) * | 1983-02-21 | 1984-09-03 | Dainippon Printing Co Ltd | 軟x線転写用マスク及びその製造法 |
| JPH10144584A (ja) * | 1996-11-08 | 1998-05-29 | Shin Etsu Chem Co Ltd | X線リソグラフィ用マスクメンブレン |
| JPH10177943A (ja) * | 1996-12-18 | 1998-06-30 | Hitachi Ltd | 投影露光方法 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015153774A1 (en) * | 2014-04-02 | 2015-10-08 | Zygo Corporation | Photo-masks for lithography |
| US9411222B2 (en) | 2014-04-02 | 2016-08-09 | Zygo Corporation | Photo-masks for lithography |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1190276A2 (en) | 2002-03-27 |
| WO2000075727A2 (en) | 2000-12-14 |
| WO2000075727A3 (en) | 2001-05-17 |
| KR20020010912A (ko) | 2002-02-06 |
| US6352803B1 (en) | 2002-03-05 |
| AU5597000A (en) | 2000-12-28 |
| JP2003501823A (ja) | 2003-01-14 |
| JP4959080B2 (ja) | 2012-06-20 |
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