JP4913808B2 - Euv光源測定のためのシステム及び方法 - Google Patents
Euv光源測定のためのシステム及び方法 Download PDFInfo
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- JP4913808B2 JP4913808B2 JP2008520314A JP2008520314A JP4913808B2 JP 4913808 B2 JP4913808 B2 JP 4913808B2 JP 2008520314 A JP2008520314 A JP 2008520314A JP 2008520314 A JP2008520314 A JP 2008520314A JP 4913808 B2 JP4913808 B2 JP 4913808B2
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Classifications
-
- 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
- G03F7/7085—Detection arrangement, e.g. detectors of apparatus alignment possibly mounted on wafers, exposure dose, photo-cleaning flux, stray light, thermal load
-
- 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
-
- 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
- G21K2201/061—Arrangements for handling radiation or particles using diffractive, refractive or reflecting elements characterised by a multilayer structure
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Nanotechnology (AREA)
- Environmental & Geological Engineering (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- Crystallography & Structural Chemistry (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- X-Ray Techniques (AREA)
- Electron Sources, Ion Sources (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Description
極紫外線(EUV)光、例えば、約50nm又はそれ未満、例えば5から50nmの波長を有し、かつ約13.5nmの波長の光を含む電磁放射線は、リソグラフィ処理に使用して基板、例えばシリコンウェーハに極小形態を生成することができる。
上述の考察事項を念頭に置いて、本出願人は、EUV光源測定のためのシステム及び方法を開示する。
22 パルスレーザシステム
24 ターゲット送出システム
28 プラズマ形成サイト
Claims (10)
- 電力出力を測定するためのシステムを有するEUV光源であって、
チャンバと、
前記チャンバ内のプラズマサイトで、プラズマ生成イオンを生成するEUV光放射プラズマを生成するための手段と、
前記プラズマ生成イオンを減速させる、前記チャンバ内に設けられた緩衝ガスと、
原料物質をEUV光に露出してEUV電力を示すある一定量の光電子を発生させるために前記チャンバ内にEUV光経路に沿って配置可能な、前記緩衝ガスと同じ物質からなる光電子原料物質と、
前記光電子を検出して前記EUV電力を示す出力を生成するための検出器と、
を含むことを特徴とするEUV光源。 - 前記システムは、
選択された領域内の光電子を前記検出器に誘導し、該領域の外側の光電子の少なくとも一部分が該検出器に到達するのを防止する電界を確立するように配置された複数の電極を更に含むことを特徴とする、請求項1に記載のEUV光源。 - 前記電界は、非対称四極子によって生成されたものであることを特徴とする請求項2に記載のEUV光源。
- 前記領域は、該領域の磁場強度を低減するために比較的高い透磁率を有するシールドによって少なくとも部分的に囲まれていることを特徴とする請求項2に記載のEUV光源。
- 前記シールドは、ミュー金属を含むことを特徴とする請求項4に記載のEUV光源。
- 前記四極子は、サドルを形成し、前記領域は、該サドルと前記検出器の間に位置決めされていることを特徴とする請求項3に記載のEUV光源。
- 前記光電子原料物質は、水素、重水素、及びその組合せから成る気体の群から選択された気体であることを特徴とする請求項1に記載のEUV光源。
- 前記光電子原料物質は、気体であり、
システムは、前記EUV光に露出された気体の量を測定するガスモニタを更に含む、
ことを特徴とする請求項1に記載のEUV光源。 - 前記EUV光に露出された前記気体の量を所定のレベルに維持する制御システムを更に含むことを特徴とする請求項8に記載のEUV光源。
- 前記EUV光源は、プラズマサイトでデブリを発生し、
システムは、前記デブリに露出された位置でEUV光源出力電力を測定する、
ことを特徴とする請求項1に記載のEUV光源。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/177,501 | 2005-07-08 | ||
US11/177,501 US7394083B2 (en) | 2005-07-08 | 2005-07-08 | Systems and methods for EUV light source metrology |
PCT/US2006/025792 WO2007008470A2 (en) | 2005-07-08 | 2006-06-29 | Systems and methods for euv light source metrology |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011228554A Division JP5613130B2 (ja) | 2005-07-08 | 2011-10-18 | Euv光源測定のためのシステム及び方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009500624A JP2009500624A (ja) | 2009-01-08 |
JP4913808B2 true JP4913808B2 (ja) | 2012-04-11 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008520314A Expired - Fee Related JP4913808B2 (ja) | 2005-07-08 | 2006-06-29 | Euv光源測定のためのシステム及び方法 |
JP2011228554A Expired - Fee Related JP5613130B2 (ja) | 2005-07-08 | 2011-10-18 | Euv光源測定のためのシステム及び方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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JP2011228554A Expired - Fee Related JP5613130B2 (ja) | 2005-07-08 | 2011-10-18 | Euv光源測定のためのシステム及び方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7394083B2 (ja) |
EP (1) | EP1904818A4 (ja) |
JP (2) | JP4913808B2 (ja) |
WO (1) | WO2007008470A2 (ja) |
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JP5236478B2 (ja) * | 2005-11-10 | 2013-07-17 | カール・ツァイス・エスエムティー・ゲーエムベーハー | 光源の変動を測定するためのシステムを備えたeuv照明システム |
JP4885587B2 (ja) * | 2006-03-28 | 2012-02-29 | 株式会社小松製作所 | ターゲット供給装置 |
JP5086664B2 (ja) * | 2007-03-02 | 2012-11-28 | ギガフォトン株式会社 | 極端紫外光源装置 |
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US20090095924A1 (en) * | 2007-10-12 | 2009-04-16 | International Business Machines Corporation | Electrode design for euv discharge plasma source |
US8519366B2 (en) * | 2008-08-06 | 2013-08-27 | Cymer, Inc. | Debris protection system having a magnetic field for an EUV light source |
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JPWO2010137625A1 (ja) | 2009-05-27 | 2012-11-15 | ギガフォトン株式会社 | ターゲット出力装置及び極端紫外光源装置 |
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JP5846572B2 (ja) * | 2011-07-27 | 2016-01-20 | ギガフォトン株式会社 | チャンバ装置、極端紫外光生成装置および極端紫外光生成装置の制御方法 |
US9453801B2 (en) | 2012-05-25 | 2016-09-27 | Kla-Tencor Corporation | Photoemission monitoring of EUV mirror and mask surface contamination in actinic EUV systems |
US20140158894A1 (en) * | 2012-12-12 | 2014-06-12 | Kla-Tencor Corporation | Method and device using photoelectrons for in-situ beam power and stability monitoring in euv systems |
DE102013201193A1 (de) * | 2013-01-25 | 2014-07-31 | Carl Zeiss Smt Gmbh | Verfahren zum Bestimmen der Phasenlage und/oder der Dicke einer Kontaminationsschicht an einem optischen Element und EUV-Lithographievorrichtung |
TWI569688B (zh) * | 2014-07-14 | 2017-02-01 | Asml荷蘭公司 | 雷射源中之光電磁感測器之校正技術 |
US9239268B1 (en) | 2014-07-14 | 2016-01-19 | Asml Netherlands B.V. | Calibration of photoelectromagnetic sensor in a laser source |
WO2018123035A1 (ja) * | 2016-12-28 | 2018-07-05 | ギガフォトン株式会社 | ターゲット撮影装置及び極端紫外光生成装置 |
DE102018115113A1 (de) * | 2018-06-22 | 2019-12-24 | Helmholtz-Zentrum Berlin Für Materialien Und Energie Gmbh | Röntgenstrahldetektor |
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DE102022209922A1 (de) | 2022-09-21 | 2023-09-21 | Carl Zeiss Smt Gmbh | Reflektometervorrichtung, messanordnung, verfahren zum herstellen eines optischen referenzelements und verfahren zum vermessen einer probe einer lithographieanlage |
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EP1904818A2 (en) | 2008-04-02 |
JP2009500624A (ja) | 2009-01-08 |
WO2007008470A3 (en) | 2007-11-22 |
JP2012054580A (ja) | 2012-03-15 |
EP1904818A4 (en) | 2013-05-22 |
JP5613130B2 (ja) | 2014-10-22 |
WO2007008470A2 (en) | 2007-01-18 |
US7394083B2 (en) | 2008-07-01 |
US20070008517A1 (en) | 2007-01-11 |
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