JP5568098B2 - 多層ミラーおよびリソグラフィ装置 - Google Patents
多層ミラーおよびリソグラフィ装置 Download PDFInfo
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- 230000005855 radiation Effects 0.000 claims description 99
- 239000000758 substrate Substances 0.000 claims description 45
- 238000000059 patterning Methods 0.000 claims description 36
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- 229910052715 tantalum Inorganic materials 0.000 claims description 7
- 229910052719 titanium Inorganic materials 0.000 claims description 7
- 229910052703 rhodium Inorganic materials 0.000 claims description 5
- 229910052707 ruthenium Inorganic materials 0.000 claims description 5
- 239000011358 absorbing material Substances 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 229910016001 MoSe Inorganic materials 0.000 claims description 3
- 229910008449 SnF 2 Inorganic materials 0.000 claims description 3
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 3
- 229910005642 SnTe Inorganic materials 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims 1
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- 229910021193 La 2 O 3 Inorganic materials 0.000 description 3
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- 229910052710 silicon Inorganic materials 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- -1 MoF 4 Chemical class 0.000 description 1
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
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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
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
-
- 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
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/06—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diffraction, refraction or reflection, e.g. monochromators
- G21K1/062—Devices having a multilayer structure
-
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
- G02B5/085—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0891—Ultraviolet [UV] mirrors
-
- 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
- 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
- G03F7/70316—Details of optical elements, e.g. of Bragg reflectors, extreme ultraviolet [EUV] multilayer or bilayer mirrors or diffractive optical elements
-
- 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
- G03F7/70941—Stray fields and charges, e.g. stray light, scattered light, flare, transmission loss
-
- 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
- G03F7/7095—Materials, e.g. materials for housing, stage or other support having particular properties, e.g. weight, strength, conductivity, thermal expansion coefficient
- G03F7/70958—Optical materials or coatings, e.g. with particular transmittance, reflectance or anti-reflection properties
Description
を含む。
上の式で、λは使用される放射の波長であり、NAPSはパターンを印刷するために使用される投影システムの開口数であり、k1はレイリー定数とも呼ばれるプロセス依存調整係数であり、CDは印刷されたフィーチャのフィーチャサイズ(またはクリティカルディメンジョン)である。式(1)から、フィーチャの最小印刷可能サイズの縮小は、以下の3つの方法、露光波長λを短縮することによって、開口数NAPSを増加させることによって、あるいはk1の値を低下させることによって達成することができる、と言える。
を含む。多層ミラーは交互層を有する。交互層は第1の層および第2の層を含む。第1の層および第2の層は、U層およびB4C層、Th層およびB4C層、La層およびB9C層、U層およびB9C層、Th層およびB9C層、La層およびB層、U層およびB層、Th層およびB層、U化合物層およびB4C層、Th化合物層およびB4C層、La化合物層およびB9C層、La化合物層およびB4C層、U化合物層およびB9C層、Th化合物層およびB9C層、La化合物層およびB層、U化合物層およびB層、Th化合物層およびB層からなる群から選択される。第1の層のうちの少なくとも1層は、第1の層のうちの少なくとも1層と第2の層との間に配置された中間層によって第2の層から離されている。好ましくは、複数の層のうちの各層は、中間層によって第2の層の各々から離されている。
Claims (14)
- 約6.4nm〜約7.2nmの範囲内の波長を有する放射を反射する多層ミラーであって、前記多層ミラーは交互層を有し、前記交互層は第1の層および第2の層を含み、前記第1の層および前記第2の層は、U層およびB4C層、Th層およびB4C層、La層およびB9C層、La層およびB4C層、U層およびB9C層、Th層およびB9C層、La層およびB層、U層およびB層、C層およびB層、Th層およびB層、U化合物層およびB4C層、Th化合物層およびB4C層、La化合物層およびB9C層、La化合物層およびB4C層、U化合物層およびB9C層、Th化合物層およびB9C層、La化合物層およびB層、U化合物層およびB層、ならびに、Th化合物層およびB層からなる群から選択され、
前記第1の層のうちの少なくとも1層は、前記第1の層のうちの少なくとも1層と第2の層との間に配置された中間層によって前記第2の層から離されており、
前記中間層は、Sn層、Mo層、Cr層、Sn化合物層、Mo化合物層およびCr化合物層からなる群から選択される、
多層ミラー。 - 複数の第1の層のうちの各第1の層は、中間層によって第2の層から離されている、請求項1に記載の多層ミラー。
- 前記中間層はSn化合物層であり、前記Sn化合物層は、SnF2、SnF4、SnCl2、SnCl4、SnI2、SnI4、SnO、SnO2、SnSe、SnSe2およびSnTeからなる群のうちの少なくとも1つを含む、請求項1又は2に記載の多層ミラー。
- 前記中間層はCr化合物層であり、前記Cr化合物層は、CrF2、CrF3、CrF4、CrCl2、CrCl3、CrCl4、CrI2、CrI3、CrI4、CrO2、CrO3、Cr2O3、Cr3O4、CrN、CrSeおよびCr2Te3からなる群のうちの少なくとも1つを含む、請求項1又は2に記載の多層ミラー。
- 前記中間層はMo化合物層であり、前記Mo化合物層は、MoF3、MoF4、MoCl2、MoCl3、MoCl4、MoI2、MoI3、MoI4、MoO、MoO2、MoO3、MoSe2、MoTe2およびMoNからなる群のうちの少なくとも1つを含む、請求項1又は2に記載の多層ミラー。
- 前記第1の層の厚さと前記第2の層の厚さとの合計は、約2.2nm〜約3.5nmの範囲内である、請求項1〜5のうちのいずれかに記載の多層ミラー。
- 前記中間層は、約0.2nm〜約1.0nmの範囲内の厚さを有する、請求項1〜6のうちのいずれかに記載の多層ミラー。
- 前記交互層は、前記第1の層または前記第2の層の厚さより約1.7から約2.5倍の間の周期の厚さを有する、請求項1〜7のうちのいずれかに記載の多層ミラー。
- 前記多層ミラーは、放射ビームの断面にパターンを与えるパターニングデバイスである、請求項1〜8のうちのいずれかに記載の多層ミラー。
- 前記パターニングデバイスは、レチクルまたはマスクである、請求項9に記載の多層ミラー。
- 前記レチクルまたは前記マスクには、前記パターンを定義する吸収材料を有する構造が設けられており、前記吸収材料は、Cr、Ta、Ti、Si、Ru、Mo、Al、またはそれらのあらゆる組合せである、請求項10に記載の多層ミラー。
- 前記多層ミラーは、Ru、Rh、Ta、Ti、またはそれらのあらゆる組合せを含むキャッピング層が設けられた反射面を有する、請求項1〜11のうちのいずれかに記載の多層ミラー。
- パターニングデバイスから基板上にパターンを投影するリソグラフィ投影装置であって、請求項1〜12のうちのいずれかに記載の多層ミラーを含む、リソグラフィ装置。
- 放射ビームを調整する照明システムと、
パターン付き放射ビームを形成するために放射ビームの断面にパターンを与えることができるパターニングデバイスを保持するサポート構造と、
基板を保持する基板テーブルと、
前記パターン付き放射ビームを前記基板のターゲット部分上に投影する投影システムと
をさらに含む、請求項13に記載のリソグラフィ装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15258009P | 2009-02-13 | 2009-02-13 | |
US61/152,580 | 2009-02-13 | ||
PCT/EP2010/050195 WO2010091907A1 (en) | 2009-02-13 | 2010-01-11 | Multilayer mirror and lithographic apparatus |
Publications (2)
Publication Number | Publication Date |
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JP2012518270A JP2012518270A (ja) | 2012-08-09 |
JP5568098B2 true JP5568098B2 (ja) | 2014-08-06 |
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JP2011549498A Active JP5568098B2 (ja) | 2009-02-13 | 2010-01-11 | 多層ミラーおよびリソグラフィ装置 |
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Country | Link |
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US (1) | US9082521B2 (ja) |
EP (1) | EP2396794A1 (ja) |
JP (1) | JP5568098B2 (ja) |
KR (1) | KR101694283B1 (ja) |
CN (1) | CN102318010A (ja) |
NL (1) | NL2004081A (ja) |
SG (1) | SG174126A1 (ja) |
TW (1) | TWI440900B (ja) |
WO (1) | WO2010091907A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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NL2003950C2 (nl) * | 2009-12-11 | 2011-06-15 | Panalytical Bv | Werkwijze voor het vervaardigen van een meerlagenstructuur met een lateraal patroon voor toepassing in het xuv-golflengtegebied en volgens deze werkwijze vervaardigde bt- en lmag-structuren. |
WO2012113591A1 (en) | 2011-02-24 | 2012-08-30 | Asml Netherlands B.V. | Grazing incidence reflector, lithographic apparatus, method for manufacturing grazing incidence reflector and method for manufacturing a device |
JP2012222349A (ja) * | 2011-04-05 | 2012-11-12 | Asml Netherlands Bv | 多層ミラーおよびリソグラフィ装置 |
WO2012171674A1 (en) | 2011-06-15 | 2012-12-20 | Asml Netherlands B.V. | Multilayer mirror, method of producing a multilayer mirror and lithographic apparatus |
WO2013113537A2 (en) * | 2012-01-30 | 2013-08-08 | Asml Netherlands B.V. | Optical element, lithographic apparatus incorporating such an element, method of manufacturing an optical element |
DE102013210533A1 (de) * | 2013-06-06 | 2014-12-11 | Carl Zeiss Smt Gmbh | Spiegel für beuv-licht |
JP6389896B2 (ja) | 2013-09-23 | 2018-09-12 | カール・ツァイス・エスエムティー・ゲーエムベーハー | 多層ミラー |
WO2016001351A1 (en) | 2014-07-04 | 2016-01-07 | Asml Netherlands B.V. | Membranes for use within a lithographic apparatus and a lithographic apparatus comprising such a membrane |
DE102016107969A1 (de) * | 2016-04-29 | 2017-11-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Spiegel zur Reflexion von EUV-Strahlung mit Spannungskompensation und Verfahren zu dessen Herstellung |
DE102016118940B3 (de) * | 2016-10-06 | 2018-01-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multilayer-Spiegel zur Reflexion von EUV-Strahlung und Verfahren zu dessen Herstellung |
JP6838922B2 (ja) | 2016-10-11 | 2021-03-03 | キヤノン株式会社 | 画像読取装置、及び画像形成装置 |
JP6849378B2 (ja) | 2016-10-11 | 2021-03-24 | キヤノン株式会社 | 画像読取装置、及び画像形成装置 |
DE102016224111A1 (de) * | 2016-12-05 | 2017-11-30 | Carl Zeiss Smt Gmbh | Reflektives optisches Element für den extrem ultravioletten Wellenlängenbereich |
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JP2814595B2 (ja) * | 1989-08-18 | 1998-10-22 | 株式会社ニコン | 多層膜反射鏡 |
JPH07244199A (ja) * | 1994-03-02 | 1995-09-19 | Hitachi Ltd | 投影露光方法及びその装置 |
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-
2010
- 2010-01-11 US US13/201,242 patent/US9082521B2/en active Active
- 2010-01-11 CN CN201080007169XA patent/CN102318010A/zh active Pending
- 2010-01-11 SG SG2011055241A patent/SG174126A1/en unknown
- 2010-01-11 KR KR1020117018022A patent/KR101694283B1/ko active IP Right Grant
- 2010-01-11 NL NL2004081A patent/NL2004081A/en not_active Application Discontinuation
- 2010-01-11 EP EP10700234A patent/EP2396794A1/en not_active Withdrawn
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Publication number | Publication date |
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US9082521B2 (en) | 2015-07-14 |
KR20110127135A (ko) | 2011-11-24 |
TWI440900B (zh) | 2014-06-11 |
JP2012518270A (ja) | 2012-08-09 |
WO2010091907A1 (en) | 2010-08-19 |
US20110292366A1 (en) | 2011-12-01 |
SG174126A1 (en) | 2011-10-28 |
CN102318010A (zh) | 2012-01-11 |
NL2004081A (en) | 2010-08-16 |
TW201037372A (en) | 2010-10-16 |
KR101694283B1 (ko) | 2017-01-09 |
EP2396794A1 (en) | 2011-12-21 |
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