KR850001390B1 - 2차 전자 검출장치 - Google Patents
2차 전자 검출장치Info
- Publication number
- KR850001390B1 KR850001390B1 KR1019810002642A KR810002642A KR850001390B1 KR 850001390 B1 KR850001390 B1 KR 850001390B1 KR 1019810002642 A KR1019810002642 A KR 1019810002642A KR 810002642 A KR810002642 A KR 810002642A KR 850001390 B1 KR850001390 B1 KR 850001390B1
- Authority
- KR
- South Korea
- Prior art keywords
- electron
- sample
- electron beam
- optical axis
- pipe
- 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
Links
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
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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
- H01J37/244—Detectors; Associated components or circuits therefor
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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
- H01J37/261—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/418—Imaging electron microscope
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/50—Detectors
- G01N2223/505—Detectors scintillation
- G01N2223/5055—Detectors scintillation scintillation crystal coupled to PMT
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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
- H01J2237/244—Detection characterized by the detecting means
- H01J2237/2443—Scintillation detectors
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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
- H01J2237/244—Detection characterized by the detecting means
- H01J2237/2445—Photon detectors for X-rays, light, e.g. photomultipliers
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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
- H01J2237/244—Detection characterized by the detecting means
- H01J2237/2448—Secondary particle detectors
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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
- H01J2237/244—Detection characterized by the detecting means
- H01J2237/2449—Detector devices with moving charges in electric or magnetic fields
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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
- H01J2237/245—Detection characterised by the variable being measured
- H01J2237/24507—Intensity, dose or other characteristics of particle beams or electromagnetic radiation
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
Description
Claims (1)
- 전자총으로부터 광축(1)을 따라 발생하는 1차 전자선이 대물렌즈(3)의 자극 간극의 거의 중앙에 배치된 시료(4)를 조사하는 주사전자현미경에 조립되어, 대물렌즈(3)로 부터 전자총측으로 떨어져 설치된 가속전극(11)과 신틸레이터(7)와 광전자 중배곤(8)을 구비하고 상기 시료(4)로 부터 발생하는 2차 전자(6)를 검출하기 위한 장치에 있어서, 신틸레이터(7) 근방의 가속전극(9)에 의한 1차 전자선의 편향을 방지하기 위해서 광축(2) 주위에 배치된 제 1 파이프형 전극(12),(16)과 상기 파이프 전극(12) 주위에 설치된 광축(2)에 대하여 거의 대칭인 형상을 갖는 2차 전자 집속용 전극(13),(17)을 설치한 것을 특징으로 하는 2차 전자 검출장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10551680A JPS5730253A (en) | 1979-06-28 | 1980-07-31 | Secondary electron detector for scan type electron microscope |
JP55-105516 | 1980-07-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR830006809A KR830006809A (ko) | 1983-10-06 |
KR850001390B1 true KR850001390B1 (ko) | 1985-09-24 |
Family
ID=14409758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019810002642A Expired KR850001390B1 (ko) | 1980-07-31 | 1981-07-21 | 2차 전자 검출장치 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4442355A (ko) |
KR (1) | KR850001390B1 (ko) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8327737D0 (en) * | 1983-10-17 | 1983-11-16 | Texas Instruments Ltd | Electron detector |
US4596929A (en) * | 1983-11-21 | 1986-06-24 | Nanometrics Incorporated | Three-stage secondary emission electron detection in electron microscopes |
JPS60212953A (ja) * | 1984-04-06 | 1985-10-25 | Hitachi Ltd | 電子線装置 |
EP0178431B1 (de) * | 1984-09-18 | 1990-02-28 | ICT Integrated Circuit Testing Gesellschaft für HalbleiterprÀ¼ftechnik mbH | Gegenfeld-Spektrometer für die Elektronenstrahl-Messtechnik |
US4864228A (en) * | 1985-03-15 | 1989-09-05 | Fairchild Camera And Instrument Corporation | Electron beam test probe for integrated circuit testing |
US4680468A (en) * | 1985-08-05 | 1987-07-14 | Canadian Patents And Development Limited-Societe Canadienne Des Brevets Et D'exploitation Limitee | Particle detector |
GB8604181D0 (en) * | 1986-02-20 | 1986-03-26 | Texas Instruments Ltd | Electron beam apparatus |
US4766372A (en) * | 1987-02-10 | 1988-08-23 | Intel Corporation | Electron beam tester |
DE3938660A1 (de) * | 1989-11-21 | 1991-05-23 | Integrated Circuit Testing | Korpuskularstrahlgeraet |
JPH071685B2 (ja) * | 1990-09-06 | 1995-01-11 | 株式会社日立製作所 | 走査電子顕微鏡 |
JP3081393B2 (ja) * | 1992-10-15 | 2000-08-28 | 株式会社日立製作所 | 走査電子顕微鏡 |
DE69501533T2 (de) * | 1994-03-18 | 1998-07-30 | Philips Electronics Nv | Partikel-optisches instrument mit einer ablenkeinheit für sekundärelektronen |
US5475228A (en) * | 1994-11-28 | 1995-12-12 | University Of Puerto Rico | Unipolar blocking method and apparatus for monitoring electrically charged particles |
JPH1167139A (ja) * | 1997-08-25 | 1999-03-09 | Hitachi Ltd | 走査電子顕微鏡 |
EP1022766B1 (en) * | 1998-11-30 | 2004-02-04 | Advantest Corporation | Particle beam apparatus |
GB2367686B (en) * | 2000-08-10 | 2002-12-11 | Leo Electron Microscopy Ltd | Improvements in or relating to particle detectors |
EP1605492B1 (en) * | 2004-06-11 | 2015-11-18 | ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH | Charged particle beam device with retarding field analyzer |
JP4636897B2 (ja) * | 2005-02-18 | 2011-02-23 | 株式会社日立ハイテクサイエンスシステムズ | 走査電子顕微鏡 |
CZ2007685A3 (cs) * | 2007-10-04 | 2008-12-17 | Ústav prístrojové techniky AV CR, v.v.i. | Ionizacní detektor environmentálního rastrovacíhoelektronového mikroskopu |
EP2283711B1 (en) * | 2008-05-22 | 2018-07-11 | Vladimir Yegorovich Balakin | Charged particle beam acceleration apparatus as part of a charged particle cancer therapy system |
EP2283710B1 (en) * | 2008-05-22 | 2018-07-11 | Vladimir Yegorovich Balakin | Multi-field charged particle cancer therapy apparatus |
JP2011523169A (ja) | 2008-05-22 | 2011-08-04 | エゴロヴィチ バラキン、ウラジミール | 荷電粒子癌治療システムと併用する荷電粒子ビーム抽出方法及び装置 |
EP2283709B1 (en) * | 2008-05-22 | 2018-07-11 | Vladimir Yegorovich Balakin | Charged particle cancer therapy patient positioning apparatus |
US8896239B2 (en) * | 2008-05-22 | 2014-11-25 | Vladimir Yegorovich Balakin | Charged particle beam injection method and apparatus used in conjunction with a charged particle cancer therapy system |
EP2283713B1 (en) | 2008-05-22 | 2018-03-28 | Vladimir Yegorovich Balakin | Multi-axis charged particle cancer therapy apparatus |
JP2012519532A (ja) | 2009-03-04 | 2012-08-30 | ザクリトエ アクツィアニェールナエ オーブシチェストヴォ プロトム | 多方向荷電粒子線癌治療方法及び装置 |
JP5818542B2 (ja) * | 2010-07-29 | 2015-11-18 | 浜松ホトニクス株式会社 | イオン検出装置 |
JP2012138324A (ja) * | 2010-12-28 | 2012-07-19 | Topcon Corp | 二次電子検出器、及び荷電粒子ビーム装置 |
US11239048B2 (en) * | 2020-03-09 | 2022-02-01 | Kla Corporation | Arrayed column detector |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1128107A (en) * | 1965-06-23 | 1968-09-25 | Hitachi Ltd | Scanning electron microscope |
GB1304344A (ko) * | 1969-02-01 | 1973-01-24 | ||
DE2151167C3 (de) * | 1971-10-14 | 1974-05-09 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Elektronenstrahl-Mikroanalysator mit Auger-Elektronen-Nachweis |
GB1447983A (en) * | 1973-01-10 | 1976-09-02 | Nat Res Dev | Detector for electron microscopes |
-
1981
- 1981-07-21 KR KR1019810002642A patent/KR850001390B1/ko not_active Expired
- 1981-07-22 US US06/286,056 patent/US4442355A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR830006809A (ko) | 1983-10-06 |
US4442355A (en) | 1984-04-10 |
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