JP5787902B2 - 絶縁層付きセラミック構造体、金属体付きセラミック構造体、荷電粒子線出射装置、および絶縁層付きセラミック構造体の製造方法 - Google Patents
絶縁層付きセラミック構造体、金属体付きセラミック構造体、荷電粒子線出射装置、および絶縁層付きセラミック構造体の製造方法 Download PDFInfo
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- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/04—Means for controlling the discharge
- H01J2237/047—Changing particle velocity
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01J2237/047—Changing particle velocity
- H01J2237/0475—Changing particle velocity decelerating
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Description
セラミック体112は、上記実施形態のセラミック体12と同様、酸化アルミニウムの結晶相、およびチタン酸アルミニウムの結晶相を含有する。セラミック体112は、表面抵抗率が1×1010〜1×1014Ω/□である第1の領域113aと、表面抵抗率が1×106〜1×109Ω/□である第2の領域113bとを有する。
11 絶縁層付きセラミック構造体
12 セラミック体
12A 一方端面
12B 他方端面
13a 第1の領域
13b 第2の領域
14a 第1の金属体
14b 第2の金属体
15 絶縁層
17 貫通孔
18a 第1の接合層
18b 第2の接合層
22 第1の層
24 第2の層
26 第3の層
28 第4の層
32 セラミック焼結体
Claims (7)
- 酸化アルミニウムの結晶相、およびチタン酸アルミニウムの結晶相を含有するセラミック体と、
前記セラミック体の表面に設けられた、酸化珪素を主成分として含む絶縁層とを有する絶縁層付きセラミック構造体であって、
前記セラミック体は、前記絶縁層によって被覆された第1表面部分を備える第1の領域と、前記第1の領域以外に配置された、表面抵抗率が1×106〜1×109Ω/□である第2の領域とを有し、前記第1の領域の表面抵抗率は、前記第2の領域の表面抵抗率よりも高く、
前記セラミック体は、一方端面と、他方端面と、前記一方端面および前記他方端面の間を貫通した貫通孔とを有する円筒形状であり、
前記第1の領域が、前記セラミック体の外周面の、前記一方端面および前記他方端面の間の中央領域に配置され、前記第2の領域は、前記セラミック体の前記一方端面および前記他方端面の間で前記貫通孔の内周面を経て連続していることを特徴とする絶縁層付きセラミック構造体。 - 前記セラミック体は、化学等量より酸素量が少ないチタン酸アルミニウム結晶相である酸素欠乏チタン酸化物を含み、前記酸素欠乏チタン酸化物は、前記第1の領域に比べて、前記第2の領域により多く含まれていることを特徴とする請求項1に記載の絶縁層付きセラミック構造体。
- 前記第1の領域の体積固有抵抗は、前記第2の領域の体積固有抵抗に比べて大きいことを特徴とする請求項1に記載の絶縁層付きセラミック構造体。
- 前記セラミック体は、前記第2の領域の表面から内部に向かって、前記酸素欠乏チタン酸化物が減少していることを特徴とする請求項1に記載の絶縁層付きセラミック構造体。
- 請求項1に記載の絶縁層付きセラミック構造体と、
前記セラミック体の前記一方端面に被着された第1の接合層と、前記第1の接合層を介して前記一方端面に接合された第1の金属体と、
前記セラミック体の前記他方端面に被着された第2の接合層と、
前記第2の接合層を介して前記他方端面に接合された第2の金属体とを有することを特徴とする金属体付きセラミック構造体。 - 請求項5に記載の金属体付きセラミック構造体と、
前記金属体付きセラミック構造体の前記貫通孔を通過するように荷電粒子線を出射する荷電粒子線出射手段と、
前記第1の金属体と前記第2の金属体とに接続された、前記第1の金属体と前記第2の金属体との間に前記荷電粒子線を加速するための電位差を与えるための電圧印加手段とを備えることを特徴とする荷電粒子線出射装置。 - 請求項1に記載の絶縁層付きセラミック構造体の製造方法であって、
酸化アルミニウムを主成分とする第1の粉末と、チタン酸アルミニウムを主成分とする第2の粉末との混合物を成形し、
得られた成形体を焼成した後、
得られた焼成体の表面の一部に、酸化珪素を主成分として含む還元抑制層を形成し、
得られた還元抑制層付き焼成体を還元雰囲気にて還元焼成することで、前記還元抑制層が焼成された、酸化珪素を主成分として含む前記絶縁層と、前記絶縁層によって被覆された前記第1表面部分を備える前記第1の領域と、前記第1の領域以外に配置された、表面抵抗率が1×106〜1×109Ω/□である前記第2の領域とを有し、前記第1の領域の表面抵抗率が、前記第2の領域の表面抵抗率よりも高い前記絶縁層付きセラミック構造体を得ることを特徴とする絶縁層付きセラミック構造体の製造方法。
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JP2012551022A JP5787902B2 (ja) | 2010-12-28 | 2011-12-27 | 絶縁層付きセラミック構造体、金属体付きセラミック構造体、荷電粒子線出射装置、および絶縁層付きセラミック構造体の製造方法 |
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JP2010292373 | 2010-12-28 | ||
JP2010292373 | 2010-12-28 | ||
JP2010292374 | 2010-12-28 | ||
JP2010292374 | 2010-12-28 | ||
PCT/JP2011/080322 WO2012091062A1 (ja) | 2010-12-28 | 2011-12-27 | 絶縁層付きセラミック構造体、金属体付きセラミック構造体、荷電粒子線出射装置、および絶縁層付きセラミック構造体の製造方法 |
JP2012551022A JP5787902B2 (ja) | 2010-12-28 | 2011-12-27 | 絶縁層付きセラミック構造体、金属体付きセラミック構造体、荷電粒子線出射装置、および絶縁層付きセラミック構造体の製造方法 |
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JPWO2012091062A1 JPWO2012091062A1 (ja) | 2014-06-05 |
JP5787902B2 true JP5787902B2 (ja) | 2015-09-30 |
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JP (1) | JP5787902B2 (ja) |
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RU2015104044A (ru) * | 2012-07-09 | 2016-08-27 | Конинклейке Филипс Н.В. | Способ обработки поверхностного слоя устройства, состоящего из глинозема, и соответствующее устройство, в частности, компонент рентгеновской трубки |
FR3058256B1 (fr) * | 2016-11-02 | 2021-04-23 | Thales Sa | Isolant electrique a base de ceramique d'alumine, procede de realisation de l'isolant et tube a vide comprenant l'isolant |
CN110176317B (zh) * | 2019-04-04 | 2023-10-20 | 东华大学 | 一种氧化物梯度复相陶瓷核电用馈通线及其制备和应用 |
US20230257307A1 (en) * | 2020-06-30 | 2023-08-17 | Kyocera Corporation | Ceramic structure and electrostatic deflector |
EP4254466A1 (en) | 2020-11-30 | 2023-10-04 | Kyocera Corporation | Method for manufacturing electrostatic deflector, and electrostatic deflector |
WO2022244268A1 (ja) * | 2021-05-21 | 2022-11-24 | 株式会社日立ハイテク | 粒子加速用構造体および荷電粒子ビーム装置 |
DE102022114212A1 (de) * | 2021-06-09 | 2022-12-15 | Electronics And Telecommunications Research Institute | Hochspannungs-Ansteuervorrichtung |
US20230036147A1 (en) * | 2021-07-28 | 2023-02-02 | Electronics And Telecommunications Research Institute | X-ray tube |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07144983A (ja) * | 1993-11-19 | 1995-06-06 | Nippon Cement Co Ltd | 表面導電性を向上したアルミナ誘電体及びその製造方法 |
JP2001019536A (ja) * | 1999-06-30 | 2001-01-23 | Nippon Tungsten Co Ltd | アルミナ基半導電性複合セラミックスとその製造方法 |
JP2005190853A (ja) * | 2003-12-25 | 2005-07-14 | Okutekku:Kk | 静電偏向器 |
JP2008262713A (ja) * | 2007-04-10 | 2008-10-30 | Hitachi High-Technologies Corp | 荷電粒子線装置 |
JP2009043533A (ja) * | 2007-08-08 | 2009-02-26 | Hitachi High-Technologies Corp | 収差補正器およびそれを用いた荷電粒子線装置 |
JP2010177415A (ja) * | 2009-01-29 | 2010-08-12 | Kyocera Corp | 保持用治具およびこれを備えた吸着装置 |
-
2011
- 2011-12-27 WO PCT/JP2011/080322 patent/WO2012091062A1/ja active Application Filing
- 2011-12-27 US US13/997,522 patent/US20130284948A1/en not_active Abandoned
- 2011-12-27 JP JP2012551022A patent/JP5787902B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07144983A (ja) * | 1993-11-19 | 1995-06-06 | Nippon Cement Co Ltd | 表面導電性を向上したアルミナ誘電体及びその製造方法 |
JP2001019536A (ja) * | 1999-06-30 | 2001-01-23 | Nippon Tungsten Co Ltd | アルミナ基半導電性複合セラミックスとその製造方法 |
JP2005190853A (ja) * | 2003-12-25 | 2005-07-14 | Okutekku:Kk | 静電偏向器 |
JP2008262713A (ja) * | 2007-04-10 | 2008-10-30 | Hitachi High-Technologies Corp | 荷電粒子線装置 |
JP2009043533A (ja) * | 2007-08-08 | 2009-02-26 | Hitachi High-Technologies Corp | 収差補正器およびそれを用いた荷電粒子線装置 |
JP2010177415A (ja) * | 2009-01-29 | 2010-08-12 | Kyocera Corp | 保持用治具およびこれを備えた吸着装置 |
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WO2012091062A1 (ja) | 2012-07-05 |
US20130284948A1 (en) | 2013-10-31 |
JPWO2012091062A1 (ja) | 2014-06-05 |
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