JP2020102452A - 荷電粒子ビーム装置、荷電粒子ビーム装置のための交換可能マルチ開孔構成、および荷電粒子ビーム装置を操作するための方法 - Google Patents
荷電粒子ビーム装置、荷電粒子ビーム装置のための交換可能マルチ開孔構成、および荷電粒子ビーム装置を操作するための方法 Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
- H01J37/1478—Beam tilting means, i.e. for stereoscopy or for beam channelling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/20—Means for supporting or positioning the objects or the material; Means for adjusting diaphragms or lenses associated with the support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/045—Beam blanking or chopping, i.e. arrangements for momentarily interrupting exposure to the discharge
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/09—Diaphragms; Shields associated with electron or ion-optical arrangements; Compensation of disturbing fields
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
- H01J37/15—External mechanical adjustment of electron or ion optical components
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/26—Electron or ion microscopes; Electron or ion diffraction tubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/02—Details
- H01J2237/026—Shields
- H01J2237/0268—Liner tubes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/04—Means for controlling the discharge
- H01J2237/045—Diaphragms
- H01J2237/0451—Diaphragms with fixed aperture
- H01J2237/0453—Diaphragms with fixed aperture multiple apertures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/04—Means for controlling the discharge
- H01J2237/045—Diaphragms
- H01J2237/0455—Diaphragms with variable aperture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/04—Means for controlling the discharge
- H01J2237/045—Diaphragms
- H01J2237/0456—Supports
- H01J2237/0458—Supports movable, i.e. for changing between differently sized apertures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/15—Means for deflecting or directing discharge
- H01J2237/1501—Beam alignment means or procedures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
- H01J2237/202—Movement
- H01J2237/20221—Translation
- H01J2237/20228—Mechanical X-Y scanning
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/26—Electron or ion microscopes
- H01J2237/28—Scanning microscopes
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- Chemical & Material Sciences (AREA)
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Abstract
Description
4 光軸
7 サンプルステージ
8 サンプル
10 対物レンズ
12 走査偏向器
14 一次荷電粒子ビーム
14A、14B、14C ビームレット
20 荷電粒子源
21 面
100 荷電粒子ビーム装置
101 カラムハウジング
102 仮想発生源
110 集束レンズ構成
112 第1の集束レンズ
113 第2の集束レンズ
114 ビームセパレータ
115 磁気偏向器
120 開孔アレイのアセンブリ、開孔構成
121A 開孔アレイ
122 第1の開孔アレイ、第1の開孔アセンブリ
123 アクチュエータアセンブリ
124 複数の第1の開口
126 第2の開孔アレイ、第2の開孔アセンブリ
128 複数の第2の開口
130 多重極構成
132 第1の多重極段
134 第2の多重極段
150 可動ステージ
170 検出器アセンブリ
172 集束レンズ
174、176 偏向器
310 静電レンズ構成
320 ケーシング
350 シールド
410 電気接続
422 第1のステージ
424 第2のステージ
426 開口
428 開口
430 防振支持体
432 開口
440 ステージ支持体
450 バルブプレート
Claims (15)
- 荷電粒子ビームを放出するように構成された荷電粒子源と、
少なくとも第1の開孔アレイおよび第2の開孔アレイを有する開孔アレイのアセンブリを含む可動ステージと
を含み、
前記可動ステージが、前記開孔アレイのアセンブリを前記荷電粒子ビームに位置合わせするように構成され、少なくとも1つの開孔アレイが、前記可動ステージに結合されたシールドチューブを含む、荷電粒子ビーム装置。 - 前記シールドが前記開孔アレイに結合される、請求項1に記載の荷電粒子ビーム装置。
- 前記可動ステージが、前記開孔アレイを平行移動させ、任意に回転させるように構成されたアクチュエータアセンブリを含む、請求項1または2に記載の荷電粒子ビーム装置。
- 前記可動ステージがピエゾステージである、請求項1から3までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記可動ステージが防振支持体に装着される、請求項1から4までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記可動ステージが、前記開孔アレイの平行移動および回転のうちの少なくとも1つにより前記開孔アレイの前記開孔を前記粒子ビームに位置合わせする、請求項1から5までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記開孔アレイは、偏向器が後に続く開孔を含む、請求項1から6までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記開孔アレイは、偏向器が後に続く開孔と、シールド用ライナーチューブとを含む、請求項1から6までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記ライナーチューブが、ムメタルまたは非磁性材料で製作される、請求項8に記載の荷電粒子ビーム装置。
- x方向に移動可能であり、第1の数のシールドを有する前記可動ステージの一部に、前記開孔アレイのアセンブリが設けられ、y方向に移動可能である前記可動ステージの一部が、前記第1の数のシールドよりも少ない第2の数のシールドを有する、請求項1から9までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記開孔アレイのアセンブリの前記シールドが、シールド用ライナーチューブを含む3つの層を含む、請求項1から10までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記荷電粒子ビーム装置が、シールド用ライナーチューブを含む3つの層を含み、ライナーチューブの数が前記層の間で異なる、請求項1から11までのいずれか1項に記載の荷電粒子ビーム装置。
- 前記可動ステージが、前記第1の開孔アレイおよび前記第2の開孔アレイに接続された電気回路を含む、請求項1から12までのいずれか1項に記載の荷電粒子ビーム装置。
- 荷電粒子ビーム装置を操作するための方法であって、
前記荷電粒子ビームに位置合わせされた開孔を変更するために可動ステージを操作することであり、前記開孔が、前記可動ステージに結合されたシールドを有する、操作すること
を含む、方法。 - 第1の開孔アレイおよび第2の開孔アレイが、電気的に制御可能であるように構成される、請求項14に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/225,405 US10978270B2 (en) | 2018-12-19 | 2018-12-19 | Charged particle beam device, interchangeable multi-aperture arrangement for a charged particle beam device, and method for operating a charged particle beam device |
US16/225,405 | 2018-12-19 |
Publications (2)
Publication Number | Publication Date |
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JP2020102452A true JP2020102452A (ja) | 2020-07-02 |
JP6957587B2 JP6957587B2 (ja) | 2021-11-02 |
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JP2019227913A Active JP6957587B2 (ja) | 2018-12-19 | 2019-12-18 | 荷電粒子ビーム装置、荷電粒子ビーム装置のための交換可能マルチ開孔構成、および荷電粒子ビーム装置を操作するための方法 |
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Country | Link |
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US (1) | US10978270B2 (ja) |
EP (1) | EP3671803B1 (ja) |
JP (1) | JP6957587B2 (ja) |
KR (1) | KR102375188B1 (ja) |
CN (1) | CN111341634B (ja) |
TW (1) | TWI739240B (ja) |
Cited By (1)
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