KR960010432B1 - 펄스 비임 발생 방법 및 발생 장치 - Google Patents
펄스 비임 발생 방법 및 발생 장치 Download PDFInfo
- Publication number
- KR960010432B1 KR960010432B1 KR1019930008386A KR930008386A KR960010432B1 KR 960010432 B1 KR960010432 B1 KR 960010432B1 KR 1019930008386 A KR1019930008386 A KR 1019930008386A KR 930008386 A KR930008386 A KR 930008386A KR 960010432 B1 KR960010432 B1 KR 960010432B1
- Authority
- KR
- South Korea
- Prior art keywords
- sectional shape
- cross
- aperture
- pulse
- electron beam
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 9
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000010894 electron beam technology Methods 0.000 description 43
- 238000010586 diagram Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 230000005405 multipole Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 241000269799 Perca fluviatilis Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- 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
- H01J37/28—Electron or ion microscopes; Electron or ion diffraction tubes with scanning beams
-
- 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 or ion-optical arrangement
- H01J37/045—Beam blanking or chopping, i.e. arrangements for momentarily interrupting exposure to the discharge
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Beam Exposure (AREA)
- Electron Sources, Ion Sources (AREA)
Abstract
Description
Claims (2)
- 하전 비임을 발생시켜서 하전 비임의 단면 형상을 얇고 길게 하고, 그후 하전 비임을 단면 형상의 길이 방향과 직교하는 방향으로 소정 주기로 편향시켜서 하전 비임의 단면 형상에 대응하는 형상의 개구를 갖는 애퍼쳐에 의해 하전 비임을 절취하여 애퍼쳐를 통과하는 하전 비임의 단면 형상을 대략 원형을 복귀시키는 것을 특징으로 하는 펄스 비임 발생 방법.
- 대략 원형의 단면 형상을 가진 하전 비임(40)을 발생시키는 비임 발생장치(1), 상기 하전 비임의 단면형상을 얇고 긴 현상으로 하는 얇고 긴 성형수단(10), 상기 하전 비임을 단면 형상의 길이 방향과 직교하는 방향으로 소정 주기로 편향하는 편향 수단(13), 상기 하전 비임의 얇고 긴 단면 형상에 대응하는 형상의 개구(15a; 53)을 가지고 상기 하전 비임을 절취하는 애퍼쳐(15; 50,51,52 및 53), 상기 하전 비임의 얇고 긴 단면 형상을 대략 원형으로 복귀시키는 복귀 성형수단(16)을 구비하는 것을 특징으로 하는 펄스 비임 발생 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4124866A JP3046452B2 (ja) | 1992-05-18 | 1992-05-18 | パルスビーム発生方法および発生装置 |
JP92-124866 | 1992-05-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930024280A KR930024280A (ko) | 1993-12-22 |
KR960010432B1 true KR960010432B1 (ko) | 1996-07-31 |
Family
ID=14896039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930008386A KR960010432B1 (ko) | 1992-05-18 | 1993-05-17 | 펄스 비임 발생 방법 및 발생 장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5406178A (ko) |
JP (1) | JP3046452B2 (ko) |
KR (1) | KR960010432B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004037781A1 (de) * | 2004-08-03 | 2006-02-23 | Carl Zeiss Nts Gmbh | Elektronenstrahlgerät |
US11676792B2 (en) | 2017-09-29 | 2023-06-13 | Asml Netherlands, B.V | Sample pre-charging methods and apparatuses for charged particle beam inspection |
WO2025028136A1 (ja) * | 2023-08-01 | 2025-02-06 | 株式会社ニューフレアテクノロジー | マルチ電子ビーム照射装置及びマルチ電子ビーム照射方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4075488A (en) * | 1974-09-06 | 1978-02-21 | Agency Of Industrial Science & Technology | Pattern forming apparatus using quadrupole lenses |
US4243866A (en) * | 1979-01-11 | 1981-01-06 | International Business Machines Corporation | Method and apparatus for forming a variable size electron beam |
DE3010815C2 (de) * | 1980-03-20 | 1982-08-19 | Siemens AG, 1000 Berlin und 8000 München | Hochstrom-Elektronenquelle |
US5180919A (en) * | 1990-09-18 | 1993-01-19 | Fujitsu Limited | Electron beam exposure system having the capability of checking the pattern of an electron mask used for shaping an electron beam |
-
1992
- 1992-05-18 JP JP4124866A patent/JP3046452B2/ja not_active Expired - Fee Related
-
1993
- 1993-05-14 US US08/061,003 patent/US5406178A/en not_active Expired - Lifetime
- 1993-05-17 KR KR1019930008386A patent/KR960010432B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH05325867A (ja) | 1993-12-10 |
KR930024280A (ko) | 1993-12-22 |
JP3046452B2 (ja) | 2000-05-29 |
US5406178A (en) | 1995-04-11 |
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