JP2018503119A - 堆積のモニタリングシステム及びその操作方法 - Google Patents
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- 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
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- G—PHYSICS
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- 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
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
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- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0332—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their composition, e.g. multilayer masks, materials
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- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
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Abstract
Description
Claims (15)
- 基板上に材料層を堆積すること、
堆積中の前記材料層の層厚の変化に対して、前記材料層の堆積をモニタすること、及び
堆積中の前記材料層の前記層厚の前記変化に基づいて、堆積パラメータを調整すること
を含む、モニタリング・堆積制御システムの操作方法。 - 前記材料層の誤差を検出すること、
前記材料層の前記誤差に基づいて警告を発すること、及び
前記警告に基づいて、前記基板及び前記材料層を破棄すること
を更に含む、請求項1に記載の方法。 - 前記材料層の堆積をモニタすることは、
前記材料層に向けて光出力を生成すること、
前記光出力を前記材料層での反射光として集光すること、及び
前記材料層の特性を決定するため、前記反射光のスペクトルを決定すること
を含む、請求項1に記載の方法。 - 前記材料層の堆積をモニタすることは、
前記材料層に向けて光出力を生成すること、
前記光出力を前記材料層での反射光として集光すること、
前記反射光のスペクトルを決定すること、及び
前記反射光の前記スペクトルの波長平均に対して、前記反射光の前記スペクトルを正規化すること
を含む、請求項1に記載の方法。 - 前記材料層の堆積前に既知のスペクトル応答を有する基準試料に対して較正を行うことを更に含む、請求項1に記載の方法。
- 基板上に材料層を堆積するための堆積チャンバと、
堆積中に前記材料層の層厚の変化に対して前記材料層の堆積をモニタするためのセンサアレイと、
堆積中に前記層厚の前記変化に基づいて堆積パラメータを調整するための処理ユニットと
を備える、モニタリング・堆積制御システム。 - 前記センサアレイは、前記材料層中の誤差を検出するためのものであり、
前記処理ユニットは、前記材料層中の前記誤差に基づいて警告を発するためのものであり、また、
前記堆積チャンバは、前記警告に基づいて前記基板と前記材料層を破棄するためのものである、請求項6に記載のシステム。 - 前記センサアレイは、
前記材料層に向けて光出力を生成するための光源と、
前記光出力を前記材料層での反射光として集光し、前記材料層の特性の決定を目的として前記反射光のスペクトルを決定するための分光光度計と
を含む、請求項6に記載のシステム。 - 前記センサアレイは、
前記材料層に向けて光出力を生成するための光源と、
前記光出力を前記材料層での反射光として集光し、前記材料層の特性の決定を目的として前記反射光のスペクトルを決定するための分光光度計とを含み、
前記処理ユニットは、前記反射光の前記スペクトルの波長平均に対して、前記反射光の前記スペクトルを正規化するためのものである、請求項6に記載のシステム。 - 前記基板を配置するための前記堆積チャンバ内のチャックと、
前記材料層の堆積前に前記センサアレイを較正するための、前記チャック上の既知のスペクトル応答を有する基準試料と
を更に含む、請求項6に記載のシステム。 - 基板上に多層スタックを堆積することを含み、前記多層スタック内の各層は誤差が0.1オングストローム以下である層厚を有する、EUVマスクを製造する方法。
- 前記多層スタックを堆積することは、モリブデンの材料層とシリコンの別の材料層を堆積すること含む、請求項11に記載の方法。
- 前記多層スタックを堆積することは、モリブデンの層とシリコンの層を交互に堆積することを含む、請求項11に記載の方法。
- 前記多層スタックを堆積することは、物理的気相堆積を有する堆積チャンバを使用して前記多層スタックを堆積することを含む、請求項11に記載の方法。
- 前記多層スタックを堆積することは、3〜4nmの層厚を有するシリコンの材料層を堆積することを含む、請求項11に記載の方法。
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US201462094270P | 2014-12-19 | 2014-12-19 | |
US62/094,270 | 2014-12-19 | ||
US14/839,656 | 2015-08-28 | ||
US14/839,656 US9870935B2 (en) | 2014-12-19 | 2015-08-28 | Monitoring system for deposition and method of operation thereof |
PCT/US2015/065897 WO2016100394A1 (en) | 2014-12-19 | 2015-12-15 | Monitoring system for deposition and method of operation thereof |
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JP2018503119A5 JP2018503119A5 (ja) | 2020-07-27 |
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EP (1) | EP3234983A4 (ja) |
JP (1) | JP6793647B2 (ja) |
KR (1) | KR102513441B1 (ja) |
CN (1) | CN107210188B (ja) |
SG (1) | SG11201704196YA (ja) |
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WO (1) | WO2016100394A1 (ja) |
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CN107210188B (zh) | 2021-04-09 |
CN107210188A (zh) | 2017-09-26 |
SG11201704196YA (en) | 2017-07-28 |
EP3234983A4 (en) | 2018-11-14 |
EP3234983A1 (en) | 2017-10-25 |
US9870935B2 (en) | 2018-01-16 |
US20180114711A1 (en) | 2018-04-26 |
WO2016100394A1 (en) | 2016-06-23 |
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US10522375B2 (en) | 2019-12-31 |
US20160181134A1 (en) | 2016-06-23 |
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