WO2005086201A1 - A large-area shower electron beam irradiator with field emitters as an electron source - Google Patents
A large-area shower electron beam irradiator with field emitters as an electron source Download PDFInfo
- Publication number
- WO2005086201A1 WO2005086201A1 PCT/KR2005/000650 KR2005000650W WO2005086201A1 WO 2005086201 A1 WO2005086201 A1 WO 2005086201A1 KR 2005000650 W KR2005000650 W KR 2005000650W WO 2005086201 A1 WO2005086201 A1 WO 2005086201A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vacuum chamber
- electron beam
- cathode
- beam irradiation
- beam irradiator
- Prior art date
Links
- 238000010894 electron beam technology Methods 0.000 title claims abstract description 103
- 239000002184 metal Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000012212 insulator Substances 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000011888 foil Substances 0.000 claims description 11
- 239000002041 carbon nanotube Substances 0.000 claims description 9
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K5/00—Irradiation devices
- G21K5/02—Irradiation devices having no beam-forming means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/087—Particle radiation, e.g. electron-beam, alpha or beta radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K5/00—Irradiation devices
- G21K5/10—Irradiation devices with provision for relative movement of beam source and object to be irradiated
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/30—Cold cathodes, e.g. field-emissive cathode
- H01J1/304—Field-emissive cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J33/00—Discharge tubes with provision for emergence of electrons or ions from the vessel; Lenard tubes
- H01J33/02—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/24—Medical instruments, e.g. endoscopes, catheters, sharps
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Epidemiology (AREA)
- Theoretical Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Electron Sources, Ion Sources (AREA)
- Cold Cathode And The Manufacture (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007502711A JP4977006B2 (en) | 2004-03-09 | 2005-03-09 | Low energy large area electron beam irradiation system using field emission tip |
CN2005800076635A CN1954402B (en) | 2004-03-09 | 2005-03-09 | A large-area shower electron beam irradiator with field emitters as an electron source |
US10/591,894 US7671522B2 (en) | 2004-03-09 | 2005-03-09 | Large-area shower electron beam irradiator with field emitters as an electron source |
EP05726933A EP1735810B1 (en) | 2004-03-09 | 2005-03-09 | A large-area shower electron beam irradiator with field emitters as an electron source |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2004-0015693 | 2004-03-09 | ||
KR1020040015693A KR100577473B1 (en) | 2004-03-09 | 2004-03-09 | A Large-Area Shower Electron Beam Irradiator with Field Emitters As an Electron Source |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005086201A1 true WO2005086201A1 (en) | 2005-09-15 |
Family
ID=34918724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2005/000650 WO2005086201A1 (en) | 2004-03-09 | 2005-03-09 | A large-area shower electron beam irradiator with field emitters as an electron source |
Country Status (6)
Country | Link |
---|---|
US (1) | US7671522B2 (en) |
EP (1) | EP1735810B1 (en) |
JP (1) | JP4977006B2 (en) |
KR (1) | KR100577473B1 (en) |
CN (1) | CN1954402B (en) |
WO (1) | WO2005086201A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008117641A1 (en) * | 2007-03-26 | 2008-10-02 | Shibuya Kogyo Co., Ltd. | Electron beam sterilizer |
JP2014523530A (en) * | 2011-07-04 | 2014-09-11 | テトラ・ラヴァル・ホールディングス・アンド・ファイナンス・ソシエテ・アノニム | Electron beam device cathode housing suspension |
JP2014533346A (en) * | 2011-07-04 | 2014-12-11 | テトラ・ラヴァル・ホールディングス・アンド・ファイナンス・ソシエテ・アノニムTetra Laval Holdings & Finance S.A. | Electron beam emitter with cooling flange and method for cooling the electron beam emitter |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007051996A (en) * | 2005-08-19 | 2007-03-01 | Ngk Insulators Ltd | Electron beam irradiation device |
SE534156C2 (en) * | 2009-03-11 | 2011-05-17 | Tetra Laval Holdings & Finance | Method for mounting a window for outgoing electrons and a window unit for outgoing electrons |
CN101893659B (en) * | 2009-05-19 | 2012-06-20 | 清华大学 | Method and device for detecting polarization direction of electromagnetic wave |
KR101028715B1 (en) | 2009-05-28 | 2011-04-12 | 한국원자력연구원 | Large-Area Electron Beam Irradiator Having Triode-structure |
KR101091567B1 (en) | 2009-05-29 | 2011-12-13 | 한국원자력연구원 | Facility for manufacturing nano particle |
US8729465B2 (en) * | 2009-09-29 | 2014-05-20 | Vaclab Inc. | Vacuum measurement device with ion source mounted |
JP2011141176A (en) * | 2010-01-07 | 2011-07-21 | Life Technology Research Institute Inc | Electron beam irradiator |
US20120175532A1 (en) * | 2011-01-11 | 2012-07-12 | Ushio America, Inc. | Compact modular ebeam systems and methods |
DE102013223517A1 (en) | 2013-11-19 | 2015-06-03 | Siemens Aktiengesellschaft | Electron gun and radiation generator |
US9576765B2 (en) * | 2014-09-17 | 2017-02-21 | Hitachi Zosen Corporation | Electron beam emitter with increased electron transmission efficiency |
KR102179838B1 (en) * | 2019-03-28 | 2020-11-17 | 한국원자력연구원 | Reactor for purifying the atmosphere using the electron beam and apparatus for purifying the atmosphere including the same |
CH716727B1 (en) * | 2018-10-24 | 2022-03-15 | Korea Atomic Energy Res | Atmosphere cleaning reactor using electron beam and atmosphere cleaning apparatus having the same. |
KR102179839B1 (en) * | 2019-03-28 | 2020-11-17 | 한국원자력연구원 | Reactor for purifying the atmosphere using the electron beam and apparatus for purifying the atmosphere including the same |
KR102143019B1 (en) * | 2018-10-24 | 2020-08-10 | 한국원자력연구원 | Reactor for purifying the atmosphere using the electron beam and apparatus for purifying the atmosphere including the same |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4002049A1 (en) | 1990-01-24 | 1991-07-25 | Deutsche Forsch Luft Raumfahrt | Multifilament electron gun with regulator emitters pattern - giving uniform current density through plane of film stretched across exit window in pref. rectangular frame |
JPH07282755A (en) * | 1994-04-11 | 1995-10-27 | Nissin High Voltage Co Ltd | Electron beam irradiating device |
JPH09166699A (en) * | 1995-12-14 | 1997-06-24 | Nissin High Voltage Co Ltd | Electron beam source |
JPH1062600A (en) * | 1996-08-23 | 1998-03-06 | Iwasaki Electric Co Ltd | Electron beam irradiation device |
US5729583A (en) | 1995-09-29 | 1998-03-17 | The United States Of America As Represented By The Secretary Of Commerce | Miniature x-ray source |
WO1998057345A1 (en) | 1997-06-13 | 1998-12-17 | Lightlab Ab | Field emission cathode and a light source including a field emission cathode |
US20030062488A1 (en) | 2001-10-03 | 2003-04-03 | Fink Richard Lee | Large area electron source |
JP2004047254A (en) * | 2002-07-11 | 2004-02-12 | Toshiba Corp | Electron beam device using carbon nanotube cold cathode |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1054318A (en) * | 1962-12-26 | |||
US3769600A (en) * | 1972-03-24 | 1973-10-30 | Energy Sciences Inc | Method of and apparatus for producing energetic charged particle extended dimension beam curtains and pulse producing structures therefor |
US4008413A (en) * | 1975-03-03 | 1977-02-15 | Hughes Aircraft Company | Compact high voltage feedthrough for gas discharge devices |
US3978363A (en) * | 1975-07-22 | 1976-08-31 | Hughes Aircraft Company | High-voltage mechanical support for gas discharge device |
US5896005A (en) * | 1997-01-29 | 1999-04-20 | Copytele, Inc. | High speed solid state optical display |
JP2002228800A (en) * | 2001-02-05 | 2002-08-14 | Nissin High Voltage Co Ltd | Electron beam irradiation device |
US20040256975A1 (en) * | 2003-06-19 | 2004-12-23 | Applied Nanotechnologies, Inc. | Electrode and associated devices and methods |
US7148613B2 (en) * | 2004-04-13 | 2006-12-12 | Valence Corporation | Source for energetic electrons |
-
2004
- 2004-03-09 KR KR1020040015693A patent/KR100577473B1/en not_active IP Right Cessation
-
2005
- 2005-03-09 CN CN2005800076635A patent/CN1954402B/en not_active Expired - Fee Related
- 2005-03-09 EP EP05726933A patent/EP1735810B1/en not_active Not-in-force
- 2005-03-09 WO PCT/KR2005/000650 patent/WO2005086201A1/en active Application Filing
- 2005-03-09 US US10/591,894 patent/US7671522B2/en not_active Expired - Fee Related
- 2005-03-09 JP JP2007502711A patent/JP4977006B2/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4002049A1 (en) | 1990-01-24 | 1991-07-25 | Deutsche Forsch Luft Raumfahrt | Multifilament electron gun with regulator emitters pattern - giving uniform current density through plane of film stretched across exit window in pref. rectangular frame |
JPH07282755A (en) * | 1994-04-11 | 1995-10-27 | Nissin High Voltage Co Ltd | Electron beam irradiating device |
US5729583A (en) | 1995-09-29 | 1998-03-17 | The United States Of America As Represented By The Secretary Of Commerce | Miniature x-ray source |
JPH09166699A (en) * | 1995-12-14 | 1997-06-24 | Nissin High Voltage Co Ltd | Electron beam source |
JPH1062600A (en) * | 1996-08-23 | 1998-03-06 | Iwasaki Electric Co Ltd | Electron beam irradiation device |
WO1998057345A1 (en) | 1997-06-13 | 1998-12-17 | Lightlab Ab | Field emission cathode and a light source including a field emission cathode |
US20030062488A1 (en) | 2001-10-03 | 2003-04-03 | Fink Richard Lee | Large area electron source |
JP2004047254A (en) * | 2002-07-11 | 2004-02-12 | Toshiba Corp | Electron beam device using carbon nanotube cold cathode |
Non-Patent Citations (1)
Title |
---|
See also references of EP1735810A4 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008117641A1 (en) * | 2007-03-26 | 2008-10-02 | Shibuya Kogyo Co., Ltd. | Electron beam sterilizer |
JP2008239181A (en) * | 2007-03-26 | 2008-10-09 | Shibuya Kogyo Co Ltd | Electron beam sterilizer |
US8330120B2 (en) | 2007-03-26 | 2012-12-11 | Shibuya Kogyo Co., Ltd. | Electron beam sterilizer |
KR101452232B1 (en) * | 2007-03-26 | 2014-10-21 | 시부야 코교 가부시키가이샤 | Electron beam sterilizer |
JP2014523530A (en) * | 2011-07-04 | 2014-09-11 | テトラ・ラヴァル・ホールディングス・アンド・ファイナンス・ソシエテ・アノニム | Electron beam device cathode housing suspension |
JP2014533346A (en) * | 2011-07-04 | 2014-12-11 | テトラ・ラヴァル・ホールディングス・アンド・ファイナンス・ソシエテ・アノニムTetra Laval Holdings & Finance S.A. | Electron beam emitter with cooling flange and method for cooling the electron beam emitter |
Also Published As
Publication number | Publication date |
---|---|
CN1954402B (en) | 2010-08-04 |
EP1735810A4 (en) | 2009-08-05 |
US7671522B2 (en) | 2010-03-02 |
JP4977006B2 (en) | 2012-07-18 |
EP1735810B1 (en) | 2012-05-23 |
KR100577473B1 (en) | 2006-05-10 |
KR20050090556A (en) | 2005-09-14 |
EP1735810A1 (en) | 2006-12-27 |
US20070278928A1 (en) | 2007-12-06 |
CN1954402A (en) | 2007-04-25 |
JP2007528497A (en) | 2007-10-11 |
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