JP6085596B2 - 能動的に流れ出ることのない液体を用いたプラズマ・イオン源の高電圧絶縁 - Google Patents
能動的に流れ出ることのない液体を用いたプラズマ・イオン源の高電圧絶縁 Download PDFInfo
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- JP6085596B2 JP6085596B2 JP2014517167A JP2014517167A JP6085596B2 JP 6085596 B2 JP6085596 B2 JP 6085596B2 JP 2014517167 A JP2014517167 A JP 2014517167A JP 2014517167 A JP2014517167 A JP 2014517167A JP 6085596 B2 JP6085596 B2 JP 6085596B2
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J27/00—Ion beam tubes
- H01J27/02—Ion sources; Ion guns
- H01J27/16—Ion sources; Ion guns using high-frequency excitation, e.g. microwave excitation
-
- 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
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/08—Ion sources; Ion guns
-
- 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
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
- H01J37/321—Radio frequency generated discharge the radio frequency energy being inductively coupled to the plasma
-
- 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
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
-
- 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
- H01J2237/002—Cooling arrangements
-
- 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
- H01J2237/06—Sources
- H01J2237/061—Construction
-
- 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
- H01J2237/06—Sources
- H01J2237/08—Ion sources
- H01J2237/0815—Methods of ionisation
- H01J2237/0817—Microwaves
-
- 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
- H01J2237/30—Electron or ion beam tubes for processing objects
- H01J2237/317—Processing objects on a microscale
- H01J2237/31749—Focused ion beam
-
- 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
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
- H05H1/4645—Radiofrequency discharges
- H05H1/4652—Radiofrequency discharges using inductive coupling means, e.g. coils
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electromagnetism (AREA)
- Combustion & Propulsion (AREA)
- Plasma Technology (AREA)
- Electron Sources, Ion Sources (AREA)
Description
Claims (8)
- 誘電材料からなる壁を有するプラズマ室であり、前記壁が内面および外面を有するプラズマ室、
前記プラズマ室の周囲に少なくとも1回巻かれた導体、
前記プラズマ室の少なくとも一部分を取り囲み、前記プラズマ室の少なくとも一部分と熱接触する流体であり、能動的に流れ出ることのない流体、および
プラズマを高電圧に電気的にバイアスする源電極
を有し、荷電粒子を提供するプラズマ源と、
前記プラズマ源からの荷電粒子を試料の表面に焦束させる1つまたは複数の集束レンズと、
放散流体を含む少なくとも1本のヒート・パイプであって、前記少なくとも1本のヒート・パイプの一部分が、前記流体からの熱が前記少なくとも1本のヒート・パイプを通って放散して前記流体を冷却することができるように前記流体と熱接触し、前記放散流体は、前記プラズマ室の少なくとも一部分を取り囲み、前記プラズマ室の少なくとも一部分と熱接触する前記流体とは別個の流体である、少なくとも1本のヒート・パイプと
を備える荷電粒子ビーム・システム。 - 前記流体の一部分が前記プラズマ室と前記導体の間に配置された、請求項1に記載の荷電粒子ビーム・システム。
- 前記流体の誘電率が5よりも大きい、請求項1または2に記載の荷電粒子ビーム・システム。
- 前記流体が水またはフッ素化合物を含む、請求項1から3のいずれか一項に記載の荷電粒子ビーム・システム。
- 前記プラズマ室と前記導体の間に配置された導電性シールドをさらに備え、前記流体の少なくとも一部分が前記プラズマ室と前記導電性シールドの間に配置された、請求項1から4のいずれか一項に記載の荷電粒子ビーム・システム。
- 前記流体を冷却する少なくとも1つの冷却装置をさらに備える、請求項5に記載の荷電粒子ビーム・システム。
- 前記少なくとも1つの冷却装置が熱電冷却器を備える、請求項6に記載の荷電粒子ビーム・システム。
- 前記少なくとも1本のヒート・パイプと熱接触する冷却フィンをさらに備え、前記冷却フィンが、前記少なくとも1本のヒート・パイプからの熱を放散し、前記熱を周囲の環境に伝達する、請求項1から7のいずれか一項に記載の荷電粒子ビーム・システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/165,556 US8642974B2 (en) | 2009-12-30 | 2011-06-21 | Encapsulation of electrodes in solid media for use in conjunction with fluid high voltage isolation |
US13/165,556 | 2011-06-21 | ||
PCT/US2012/043563 WO2012177890A2 (en) | 2011-06-21 | 2012-06-21 | High voltage isolation of an inductively coupled plasma ion source with a liquid that is not actively pumped |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014520385A JP2014520385A (ja) | 2014-08-21 |
JP6085596B2 true JP6085596B2 (ja) | 2017-02-22 |
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Application Number | Title | Priority Date | Filing Date |
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JP2014517167A Expired - Fee Related JP6085596B2 (ja) | 2011-06-21 | 2012-06-21 | 能動的に流れ出ることのない液体を用いたプラズマ・イオン源の高電圧絶縁 |
Country Status (5)
Country | Link |
---|---|
US (2) | US8642974B2 (ja) |
EP (1) | EP2724359B1 (ja) |
JP (1) | JP6085596B2 (ja) |
CN (1) | CN103843107B (ja) |
WO (1) | WO2012177890A2 (ja) |
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CN103843107B (zh) | 2017-04-05 |
EP2724359A2 (en) | 2014-04-30 |
US8642974B2 (en) | 2014-02-04 |
EP2724359B1 (en) | 2016-09-28 |
US20110272592A1 (en) | 2011-11-10 |
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US20150102230A1 (en) | 2015-04-16 |
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WO2012177890A2 (en) | 2012-12-27 |
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