JP7319252B2 - イオンビームターゲット用の基板の表面改質のための方法およびシステム - Google Patents
イオンビームターゲット用の基板の表面改質のための方法およびシステム Download PDFInfo
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 31
- 229910052744 lithium Inorganic materials 0.000 claims description 31
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- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 16
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- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 7
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- 229910052790 beryllium Inorganic materials 0.000 claims description 7
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- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
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- 229910000497 Amalgam Inorganic materials 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
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- 230000008859 change Effects 0.000 description 2
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Images
Classifications
-
- 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
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21G—CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES
- G21G4/00—Radioactive sources
- G21G4/02—Neutron sources
-
- 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
- G21K5/04—Irradiation devices with beam-forming means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
- A61N2005/109—Neutrons
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- High Energy & Nuclear Physics (AREA)
- General Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Particle Accelerators (AREA)
- Radiation-Therapy Devices (AREA)
Description
10B+nth→[11B]*→α+7Li+2.31MeV
を生じる。腫瘍部位の近くで熱化する熱外中性子束を患者の腫瘍部位に照射することによって、がん細胞はアルファ粒子とリチウムイオンによって殺される。放出されるアルファ粒子とリチウムイオンの飛程は非常に短く、たとえば約5~9ミクロンで、癌細胞のサイズと同等である。
Claims (14)
- 中性子発生ターゲットを製造する方法であって、該方法は、
ターゲット基板の表面を、複数の表面特徴部を形成して前記ターゲット基板の表面の粗さを高めるように改質するステップと、
高められた前記粗さを有する前記ターゲット基板の表面に中性子源層を配置するステップと、
を備え、
前記複数の表面特徴部は、前記中性子源層の厚さよりも低い高さを有し、
前記複数の表面特徴部は、約1ミクロンから約50ミクロンの間の高さを有し、
前記中性子源層は、約100ミクロンから約200ミクロンの間の厚さを有し、
前記ターゲット基板は、銅、アルミニウム、チタン、モリブデン、およびステンレス鋼のうちの少なくとも1つを含む、方法。 - 前記ターゲット基板の表面を改質するステップは、材料除去プロセスまたは材料付加プロセスを含む、請求項1に記載の方法。
- 前記材料除去プロセスは、吹き付け加工、エッチング、または研磨を含む、請求項2に記載の方法。
- 前記材料付加プロセスは、真空蒸着、めっき、または印刷を含む、請求項2に記載の方法。
- 前記ターゲット基板の表面に中性子源層を配置するステップは、前記中性子源層を前記ターゲット基板の表面に押し付けるステップ、または前記中性子源層を蒸着により前記ターゲット基板の表面に堆積するステップを含む、請求項1に記載の方法。
- 前記中性子源層と前記ターゲット基板とを結合するために、前記中性子源層と前記ターゲット基板とをある時間にわたって高温に加熱するステップをさらに含む、請求項1に記載の方法。
- 前記高温は約100℃から約500℃の間である、請求項6に記載の方法。
- 前記時間は約0.1時間から10時間の間である、請求項6に記載の方法。
- 前記中性子源層は、リチウム、ベリリウム、および炭素の少なくとも1つを含む、請求項1に記載の方法。
- 前記中性子源層の上面を1つ以上の追加の表面特徴部を形成するように改質するステップをさらに含む、請求項1に記載の方法。
- 平坦でない表面を有するターゲット基板であって、該平坦でない表面が複数の表面特徴部を有し、前記複数の表面特徴部により、平坦でない表面を有さないターゲット基板と比較して、前記ターゲット基板の表面の粗さが高められた、ターゲット基板と、
高められた前記粗さを有する前記ターゲット基板の表面に配置され且つ前記ターゲット基板に結合された中性子源層と、
を含み、
前記複数の表面特徴部は、前記中性子源層の厚さよりも低い高さを有し、
前記複数の表面特徴部は、約1ミクロンから約50ミクロンの間の高さを有し、
前記中性子源層は、約100ミクロンから約200ミクロンの間の厚さを有し、
前記ターゲット基板は、銅、アルミニウム、チタン、モリブデン、およびステンレス鋼のうちの少なくとも1つを含む、中性子発生ターゲット。 - 前記複数の表面特徴部は、前記ターゲット基板から突出した凸部である、請求項11に記載の中性子発生ターゲット。
- 前記複数の表面特徴部は、約1ミクロンから約50ミクロンの間の平均ピッチを有する、請求項11に記載の中性子発生ターゲット。
- 前記中性子源層は、リチウム、ベリリウム、および炭素の少なくとも1つを含む、請求項11に記載の中性子発生ターゲット。
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PCT/US2017/035962 WO2018226205A1 (en) | 2017-06-05 | 2017-06-05 | Method and system for surface modification of substrate for ion beam target |
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JP2020526000A JP2020526000A (ja) | 2020-08-27 |
JP7319252B2 true JP7319252B2 (ja) | 2023-08-01 |
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JP2020517279A Active JP7319252B2 (ja) | 2017-06-05 | 2017-06-05 | イオンビームターゲット用の基板の表面改質のための方法およびシステム |
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EP (1) | EP3635751B1 (ja) |
JP (1) | JP7319252B2 (ja) |
KR (1) | KR102440346B1 (ja) |
CN (1) | CN110914922B (ja) |
AU (2) | AU2017417478A1 (ja) |
CA (1) | CA3065504A1 (ja) |
NZ (1) | NZ760149A (ja) |
WO (1) | WO2018226205A1 (ja) |
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JP2023087635A (ja) * | 2021-12-13 | 2023-06-23 | 株式会社八神製作所 | 中性子発生装置用のターゲット、および、その製造方法 |
WO2023225274A1 (en) * | 2022-05-19 | 2023-11-23 | Tae Technologies, Inc. | Coupling lithium to a substrate |
Citations (3)
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JP2012243640A (ja) | 2011-05-20 | 2012-12-10 | High Energy Accelerator Research Organization | 複合型ターゲット、複合型ターゲットを用いる中性子発生方法、及び複合型ターゲットを用いる中性子発生装置 |
JP2014032168A (ja) | 2012-07-13 | 2014-02-20 | Yagami Co Ltd | 中性子発生装置用のターゲットとその製造方法 |
JP2014081211A (ja) | 2012-10-12 | 2014-05-08 | Japan Atomic Energy Agency | 中性子源リチウムターゲット及びその製造方法 |
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US4055686A (en) * | 1976-02-20 | 1977-10-25 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method of forming metal hydride films |
US9008256B2 (en) * | 2008-02-27 | 2015-04-14 | Starfire Industries, Llc | Method and system for in situ depositon and regeneration of high efficiency target materials for long life nuclear reaction devices |
JP5629089B2 (ja) * | 2009-12-16 | 2014-11-19 | 浜松ホトニクス株式会社 | 核融合ターゲット材、核融合装置、及び核融合方法 |
JP5751673B2 (ja) * | 2011-09-02 | 2015-07-22 | 大学共同利用機関法人 高エネルギー加速器研究機構 | 複合型ターゲット、複合型ターゲットを用いる中性子発生方法、及び複合型ターゲットを用いる中性子発生装置 |
JP5697021B2 (ja) * | 2010-11-29 | 2015-04-08 | 大学共同利用機関法人 高エネルギー加速器研究機構 | 複合型ターゲット、複合型ターゲットを用いる中性子発生方法、及び複合型ターゲットを用いる中性子発生装置 |
WO2012073966A1 (ja) * | 2010-11-29 | 2012-06-07 | 大学共同利用機関法人 高エネルギー加速器研究機構 | 複合型ターゲット、複合型ターゲットを用いる中性子発生方法、及び複合型ターゲットを用いる中性子発生装置 |
JP6355011B2 (ja) * | 2013-11-12 | 2018-07-11 | 田中貴金属工業株式会社 | 中性子発生用ターゲット |
NZ736841A (en) * | 2015-05-06 | 2022-07-29 | Neutron Therapeutics Inc | Neutron target for boron neutron capture therapy |
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JP2012243640A (ja) | 2011-05-20 | 2012-12-10 | High Energy Accelerator Research Organization | 複合型ターゲット、複合型ターゲットを用いる中性子発生方法、及び複合型ターゲットを用いる中性子発生装置 |
JP2014032168A (ja) | 2012-07-13 | 2014-02-20 | Yagami Co Ltd | 中性子発生装置用のターゲットとその製造方法 |
JP2014081211A (ja) | 2012-10-12 | 2014-05-08 | Japan Atomic Energy Agency | 中性子源リチウムターゲット及びその製造方法 |
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WO2018226205A1 (en) | 2018-12-13 |
AU2021229255B2 (en) | 2023-09-28 |
KR20200015561A (ko) | 2020-02-12 |
NZ760149A (en) | 2022-09-30 |
EP3635751C0 (en) | 2024-08-07 |
AU2021229255A1 (en) | 2021-10-07 |
JP2020526000A (ja) | 2020-08-27 |
EP3635751A4 (en) | 2020-10-28 |
KR102440346B1 (ko) | 2022-09-05 |
AU2017417478A1 (en) | 2020-01-16 |
CN110914922B (zh) | 2024-04-05 |
CN110914922A (zh) | 2020-03-24 |
CA3065504A1 (en) | 2018-12-13 |
EP3635751A1 (en) | 2020-04-15 |
EP3635751B1 (en) | 2024-08-07 |
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