KR100938241B1 - 투과전자현미경 홀더 전처리를 위한 dps - Google Patents
투과전자현미경 홀더 전처리를 위한 dps Download PDFInfo
- Publication number
- KR100938241B1 KR100938241B1 KR1020080133625A KR20080133625A KR100938241B1 KR 100938241 B1 KR100938241 B1 KR 100938241B1 KR 1020080133625 A KR1020080133625 A KR 1020080133625A KR 20080133625 A KR20080133625 A KR 20080133625A KR 100938241 B1 KR100938241 B1 KR 100938241B1
- Authority
- KR
- South Korea
- Prior art keywords
- vacuum
- vacuum chamber
- dps
- holder
- chamber
- Prior art date
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Classifications
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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
- 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
- H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
-
- 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
-
- 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
- H01J2237/2002—Controlling environment of sample
- H01J2237/2003—Environmental cells
- H01J2237/2004—Biological samples
Abstract
Description
Claims (6)
- 진공펌프, 진공챔버, 에어밸브가 장착된 진공포트(이때 진공포트는 실린더를 매개로 진공챔버에 연결됨)를 포함하는, cryo transter holder의 전처리를 위한 Dry pumping system(DPS)에 있어서,상기 진공챔버는 게이트밸브에 의해 제1진공챔버와 제2진공챔버로 구획되고, 상기 제1진공챔버 및 제2진공챔버는 진공펌프에 의해 배기되며, 상기 진공포트 및 에어밸브는 제2진공챔버에 장착되어 있는 것을 특징으로 하는 DPS.
- 제 1 항에 있어서,상기 제1진공챔버 또는 제1진공챔버와 제2진공챔버에는외부에서 내부로의 열전도가 차단되도록 이중용기구조로 되어 있고, 외부용기와 내부용기(액체질소용기) 사이의 공간은 상기 진공챔버와 연결되어 있고, 내부용기에는 액체질소가 채워지는 보조냉각용기가 추가로 장착된 것을 특징으로 하는 DPS.
- 제 1 항 또는 제 2 항에 있어서,상기 에어밸브가 장착된 진공포트는 복수개인 것을 특징으로 하는 DPS.
- 제 1 항 또는 제 2 항에 있어서,상기 제1진공챔버는 turbo molecular pump와, 상기 제2진공챔버는 diaphragm pump와 각각 연결된 것을 특징으로 하는 DPS.
- 삭제
- 제 1 항 또는 제 2 항에 있어서,상기 실린더는 챔버연결실린더, 포트연결실린더 및 상기 챔버연결실린더 및 포트연결실린더를 밀폐 연결시키면서 연결길이를 조절할 수 있는 조절실린더로 구성되는 것을 특징으로 하는 DPS.
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KR1020080133625A KR100938241B1 (ko) | 2008-12-24 | 2008-12-24 | 투과전자현미경 홀더 전처리를 위한 dps |
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KR1020080133625A KR100938241B1 (ko) | 2008-12-24 | 2008-12-24 | 투과전자현미경 홀더 전처리를 위한 dps |
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KR100938241B1 true KR100938241B1 (ko) | 2010-01-22 |
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KR1020080133625A KR100938241B1 (ko) | 2008-12-24 | 2008-12-24 | 투과전자현미경 홀더 전처리를 위한 dps |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101167566B1 (ko) | 2009-12-30 | 2012-07-27 | 한국기초과학지원연구원 | 열화상카메라를 이용한 온도측정장치가 장착된 tem 홀더용 dps |
KR101276655B1 (ko) | 2011-06-15 | 2013-06-19 | 한국기초과학지원연구원 | 전자현미경 관찰용 생체 시료의 급속 동결을 위한 가스 액화 장치 |
KR101665057B1 (ko) | 2016-05-17 | 2016-10-24 | 한국기초과학지원연구원 | 스프링 타입 초저온 샘플 플런저 장치 및 이를 이용한 시료 그리드의 냉각방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4567847A (en) | 1983-08-23 | 1986-02-04 | Board Of Regents, The University Of Texas System | Apparatus and method for cryopreparing biological tissue for ultrastructural analysis |
JPH04133253A (ja) * | 1990-09-25 | 1992-05-07 | Jeol Ltd | 電子線装置におけるイオンポンプを用いた排気システム |
JP2001332204A (ja) | 2000-05-22 | 2001-11-30 | Hitachi Ltd | 電子顕微鏡の排気装置 |
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2008
- 2008-12-24 KR KR1020080133625A patent/KR100938241B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4567847A (en) | 1983-08-23 | 1986-02-04 | Board Of Regents, The University Of Texas System | Apparatus and method for cryopreparing biological tissue for ultrastructural analysis |
JPH04133253A (ja) * | 1990-09-25 | 1992-05-07 | Jeol Ltd | 電子線装置におけるイオンポンプを用いた排気システム |
JP2001332204A (ja) | 2000-05-22 | 2001-11-30 | Hitachi Ltd | 電子顕微鏡の排気装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101167566B1 (ko) | 2009-12-30 | 2012-07-27 | 한국기초과학지원연구원 | 열화상카메라를 이용한 온도측정장치가 장착된 tem 홀더용 dps |
KR101276655B1 (ko) | 2011-06-15 | 2013-06-19 | 한국기초과학지원연구원 | 전자현미경 관찰용 생체 시료의 급속 동결을 위한 가스 액화 장치 |
KR101665057B1 (ko) | 2016-05-17 | 2016-10-24 | 한국기초과학지원연구원 | 스프링 타입 초저온 샘플 플런저 장치 및 이를 이용한 시료 그리드의 냉각방법 |
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