KR101194652B1 - 고전류 디시 양성자 가속기 - Google Patents
고전류 디시 양성자 가속기 Download PDFInfo
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- KR101194652B1 KR101194652B1 KR1020117004708A KR20117004708A KR101194652B1 KR 101194652 B1 KR101194652 B1 KR 101194652B1 KR 1020117004708 A KR1020117004708 A KR 1020117004708A KR 20117004708 A KR20117004708 A KR 20117004708A KR 101194652 B1 KR101194652 B1 KR 101194652B1
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- proton
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H15/00—Methods or devices for acceleration of charged particles not otherwise provided for, e.g. wakefield accelerators
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H5/00—Direct voltage accelerators; Accelerators using single pulses
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H5/00—Direct voltage accelerators; Accelerators using single pulses
- H05H5/02—Details
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- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
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Abstract
Description
도 1 및 도 2는 고-전류, 고-에너지 dc 양성자 가속기의 일 실시예를 나타내는 도면이다.
도 3 및 도 4는 이온 소스, 쌍극자 분석 자석, 진공 챔버 및 고-전류, 고-에너지 dc 양성자 가속기의 가속 구조의 입구의 실시예의 두 개의 시점을 나타내는 도면이다.
도 5 및 도 6은 고-전류, 고-에너지 dc 양성자 가속기의 이온 소스의 실시예의 두 개의 시점을 나타내는 도면이다.
도 7 및 도 8은 고-전류, 고-에너지 dc 양성자 가속기의 쌍극자 분석 자석의 실시예의 두 개의 시점을 나타내는 도면이다.
도 9는 X, Y 방향에서 양성자 빔 프로파일의 측정값을 나타내는 그래프이다.
Claims (15)
- 절연 링에 의하여 서로 각각 분리된 복수의 전도성 전극(35)을 포함하고, 양성자 빔을 가속하기 위하여 가속 전기장을 제공하도록 구성된 가속 튜브(32)를 갖는, dc 가속 구조체(30);
상기 가속 구조체(30)에 가속 전압을 제공하는 고전압, 고전류 전력 공급기(50);
빔 추출 개구(aperture)(12)를 갖고, 빔 추출 개구(12)를 통하여 3 SCCM 보다 적은 중성 수소 가스를 방출하면서, 5 밀리암페어(mA) 이상의 양성자 빔을 제공하는, 양성자 이온 소스(10);
상기 양성자 이온 소스(10)를 가속 구조체(30)에 연결하고, 무거운 이온으로부터 양성자 분리가 일어나는 진공 챔버(40); 및
상기 양성자 분리를 달성하기 위하여 양성자 이온 소스(10) 및 가속 튜브(32) 사이에 위치하는 쌍극자 분석 자석(20)을 포함하고,
상기 쌍극자 분석 자석(20)의 장(field)은 양성자 이온 소스(10)에 의하여 생성된 양성자 이외의 이온이 가속 구조체(30)에 도달하는 것을 방지하도록 구성되는 것을 특징으로 하는, 0.3 메가전자볼트(MeV)보다 높은 에너지에서 고전류 양성자 빔을 가속할 수 있는 가속기 시스템. - 제1항에 있어서, 상기 진공 챔버(40)에 연결된 진공 펌프(43)를 더 포함하는 것을 특징으로 하는 가속기 시스템.
- 제1항에 있어서, 상기 고전압 전력 공급기(50)는 다이나미트론 구조인 것을 특징으로 하는 가속기 시스템.
- 제1항에 있어서, 상기 양성자 이온 소스(10)는 가스를 이온화하기 위하여 마이크로웨이브를 이용하는 것을 특징으로 하는 가속기 시스템.
- 제4항에 있어서, 상기 양성자 이온 소스(10)는 가스를 이온화하기 위하여 전자 사이클로트론 공명(electron cyclotron resonance)을 이용하는 것을 특징으로 하는 가속기 시스템.
- 제1항에 있어서, 상기 쌍극자 분석 자석(20)은 고정장 분석 자석인 것을 특징으로 하는 가속기 시스템.
- 제6항에 있어서, 상기 고정장 분석 자석은 이중 포커싱(doubly focusing)되도록 형성되는 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 이차전자(secondary electron)가 가속 튜브(32)에서 뒤로 가속되는 것을 방지하기 위하여, 상기 가속 튜브(32)의 주위에 위치한 영구 자석 물질의 조각을 더 포함하는 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 가속 튜브(32)의 전극(35)내부의 직경보다 작은 직경을 갖는 개구(36)가 가속 구조체(30)의 입구에 위치하는 것을 특징으로 하는 가속기 시스템.
- 제2항에 있어서, 상기 가속 튜브(32)의 전극(35) 내부의 직경보다 작은 직경을 갖고, 가속 구조체(30)의 입구에 진공 챔버(40)에 연결되는 진공 펌프(43)의 하류로 위치하는 개구(36)를 더 포함하는 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 가속된 빔을 적어도 1 ㎡의 수신 표면에 확산할 수 있는 한 쌍의 직교 스캐닝 자석을 더 포함하는 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 진공 챔버(40) 및 쌍극자 분석 자석(20)은, 정전 아인젤 렌즈 및 교차된 장(field) 질량 분석기를 갖지 않는, 양성자 추출 및 주입 시스템의 구성요소인 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 양성자 추출 및 주입 시스템은, 양성자 이온 소스(10)의 출구 개구(12)의 앞에 위치한 가속 추출 전극(11); 및 이온-가스 충돌에 의하여 생성된 저-에너지 전자가 양성자 이온 소스(10)로 되돌아오는 것을 방지하기 위하여 가속 추출 전극(11)의 하류에 위치하는 감속 전극(13)을 더 포함하는 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 양성자 이온 소스(10)의 출구 개구(12)와 가속 구조체(30)의 입구 사이에 위치하고, 양성자 이온 소스(10)의 출구 개구(12)의 앞에 위치한 가속 추출 전극(11); 가속 추출 전극(11)의 하류에 위치하는 감속 전극(13); 쌍극자 분석 자석(20); 및 진공 챔버(40)가 직렬로 장착된 양성자 추출 및 주입 시스템을 더 포함하는 것을 특징으로 하는 가속기 시스템.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 양성자 이온 소스(10)의 출구 개구(12)는 쌍극자 분석 자석(20) 및 진공 챔버(40)로 통하는 것을 특징으로 하는 가속기 시스템.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8785308P | 2008-08-11 | 2008-08-11 | |
| US61/087,853 | 2008-08-11 | ||
| PCT/US2009/053419 WO2010019584A1 (en) | 2008-08-11 | 2009-08-11 | High-current dc proton accelerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20110053979A KR20110053979A (ko) | 2011-05-24 |
| KR101194652B1 true KR101194652B1 (ko) | 2012-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020117004708A Expired - Fee Related KR101194652B1 (ko) | 2008-08-11 | 2009-08-11 | 고전류 디시 양성자 가속기 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US8148922B2 (ko) |
| EP (1) | EP2329692B1 (ko) |
| JP (1) | JP5472944B2 (ko) |
| KR (1) | KR101194652B1 (ko) |
| CN (1) | CN102119584B (ko) |
| WO (1) | WO2010019584A1 (ko) |
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|---|---|---|---|---|
| KR20190033868A (ko) | 2017-09-22 | 2019-04-01 | 주식회사 다원메닥스 | 붕소 중성자 포획방식의 암치료를 위한 양성자 선형 가속기 |
| KR20190033865A (ko) | 2017-09-22 | 2019-04-01 | 주식회사 다원메닥스 | 붕소 중성자 포획방식의 암치료를 위한 고주파 4극 양성자 가속장치 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190033868A (ko) | 2017-09-22 | 2019-04-01 | 주식회사 다원메닥스 | 붕소 중성자 포획방식의 암치료를 위한 양성자 선형 가속기 |
| KR20190033865A (ko) | 2017-09-22 | 2019-04-01 | 주식회사 다원메닥스 | 붕소 중성자 포획방식의 암치료를 위한 고주파 4극 양성자 가속장치 |
| US10705243B2 (en) | 2018-01-29 | 2020-07-07 | Korea Atomic Energy Research Institute | Nondestructive inspection system |
| KR20210016117A (ko) | 2019-07-31 | 2021-02-15 | 주식회사 다원시스 | 환자의 방사선 피폭선량 저감을 위한 방사선 차폐도어 장치 |
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| CN102119584B (zh) | 2014-02-12 |
| WO2010019584A1 (en) | 2010-02-18 |
| US8508158B2 (en) | 2013-08-13 |
| CN102119584A (zh) | 2011-07-06 |
| US20120161672A1 (en) | 2012-06-28 |
| KR20110053979A (ko) | 2011-05-24 |
| US8148922B2 (en) | 2012-04-03 |
| US20100033115A1 (en) | 2010-02-11 |
| EP2329692A1 (en) | 2011-06-08 |
| EP2329692B1 (en) | 2018-03-21 |
| JP2012500454A (ja) | 2012-01-05 |
| JP5472944B2 (ja) | 2014-04-16 |
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