JP5695805B2 - イオンビーム処理のための磁場低減装置及び磁気プラズマ供給システム - Google Patents
イオンビーム処理のための磁場低減装置及び磁気プラズマ供給システム Download PDFInfo
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- JP5695805B2 JP5695805B2 JP2014541328A JP2014541328A JP5695805B2 JP 5695805 B2 JP5695805 B2 JP 5695805B2 JP 2014541328 A JP2014541328 A JP 2014541328A JP 2014541328 A JP2014541328 A JP 2014541328A JP 5695805 B2 JP5695805 B2 JP 5695805B2
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- 238000010884 ion-beam technique Methods 0.000 title claims description 65
- 238000012545 processing Methods 0.000 title claims description 25
- 230000009467 reduction Effects 0.000 title description 2
- 239000002245 particle Substances 0.000 claims description 5
- 238000010891 electric arc Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 description 10
- 230000004907 flux Effects 0.000 description 9
- 238000009826 distribution Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 235000012431 wafers Nutrition 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 230000005591 charge neutralization Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005468 ion implantation Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000005495 cold plasma Effects 0.000 description 3
- 239000003574 free electron Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000013065 commercial product Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005280 amorphization Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005426 magnetic field effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/48—Generating plasma using an arc
- H05H1/50—Generating plasma using an arc and using applied magnetic fields, e.g. for focusing or rotating the arc
-
- 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
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/317—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation
- H01J37/3171—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation for ion implantation
-
- 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
- H01J37/026—Means for avoiding or neutralising unwanted electrical charges on tube components
-
- 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
- H01J2237/004—Charge control of objects or beams
- H01J2237/0041—Neutralising arrangements
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Plasma Technology (AREA)
- Electron Sources, Ion Sources (AREA)
Description
Claims (9)
- イオンビーム処理システムであって、
イオンビーム発生機および処理ターゲットと、
荷電粒子をイオンビーム領域に供給するように配置されたプラズマ供給装置であって、前記イオンビーム領域にプラズマを放つ開口を有するプラズマ発生機を含む、プラズマ供給装置と、
前記プラズマ発生機のカソード領域において有効な第1の磁場を構築するように構成された第1の磁石と、前記第1の磁石の反対側に配置され、前記イオンビームを横切り、前記第1の磁場をずらして低磁場領域を生成するのに有効な第2の磁場を構築するように構成された少なくとも1つの第2の磁石とを有する磁石システムと、
を備えることを特徴とするイオンビーム処理システム。 - 前記イオンビームラインは、一方向に相対的に狭い幅と前記一方向に垂直な方向に相対的に広い幅を有するリボンビームを案内するために矩形の断面を有している、請求項1に記載のイオンビーム処理システム。
- 前記プラズマ発生機は、交流/直流アーク放電により電力供給される交流/直流供給発生機である、請求項1に記載のイオンビーム処理システム。
- 前記プラズマ発生機は、直流電源または交流電源により電力供給されるフィラメントカソードを含む、請求項3に記載のイオンビーム処理システム。
- 前記磁石システムの前記第1の磁石は、前記プラズマ供給装置のアークチャンバー内に配置されたソース磁石であり、前記アークチャンバーはソース磁石ヨークを形成するように構成されている、請求項1に記載のイオンビーム処理システム。
- 前記少なくとも1つの第2の磁石は、リボンジオメトリを有する前記イオンビームの断面に対応する伸張された低磁場領域を生成するために前記イオンビームガイドに配置された複数の永久磁石の1つである、請求項1に記載のイオンビーム処理システム。
- 前記プラズマ発生機は、高周波(RF)電源により電力供給され、前記カソードは、前記アークチャンバーの内部又は外部に配置されたRFカプラおよび電源により置換される、請求項3に記載のイオンビーム処理システム。
- 前記プラズマ発生機はマイクロ波電源により電力供給され、前記カソードはマイクロ波カプラおよび電源により置換される、請求項3に記載のイオンビーム処理システム。
- 前記磁石システムは、前記プラズマ発生機の前記カソード領域において有効な第1の磁場を構築するように構成された前記第1の磁石と、前記イオンビームの領域に低磁場領域を生成するように配置された単一の第2の磁石とからなる、請求項1に記載のイオンビーム処理システム。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161557686P | 2011-11-09 | 2011-11-09 | |
US61/557,686 | 2011-11-09 | ||
US13/672,871 | 2012-11-09 | ||
US13/672,871 US8686640B2 (en) | 2011-11-09 | 2012-11-09 | Magnetic field reduction apparatus and magnetic plasma flood system for ion beam processing |
PCT/US2012/064453 WO2013071110A1 (en) | 2011-11-09 | 2012-11-09 | Magnetic field reduction apparatus and magnetic plasma flood system for ion beam processing |
Publications (2)
Publication Number | Publication Date |
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JP2014532978A JP2014532978A (ja) | 2014-12-08 |
JP5695805B2 true JP5695805B2 (ja) | 2015-04-08 |
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Application Number | Title | Priority Date | Filing Date |
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JP2014541328A Active JP5695805B2 (ja) | 2011-11-09 | 2012-11-09 | イオンビーム処理のための磁場低減装置及び磁気プラズマ供給システム |
Country Status (3)
Country | Link |
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US (1) | US8686640B2 (ja) |
JP (1) | JP5695805B2 (ja) |
WO (1) | WO2013071110A1 (ja) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6351037A (ja) * | 1986-08-20 | 1988-03-04 | Toshiba Corp | 電子ビ−ム装置の陽極室 |
JP3054302B2 (ja) | 1992-12-02 | 2000-06-19 | アプライド マテリアルズ インコーポレイテッド | イオン注入中の半導体ウェハにおける帯電を低減するプラズマ放出システム |
US5545257A (en) | 1994-06-13 | 1996-08-13 | Electro-Graph, Inc. | Magnetic filter apparatus and method for generating cold plasma in semicoductor processing |
GB9710380D0 (en) * | 1997-05-20 | 1997-07-16 | Applied Materials Inc | Electron flood apparatus for neutralising charge build-up on a substrate during ion implantation |
US6271529B1 (en) * | 1997-12-01 | 2001-08-07 | Ebara Corporation | Ion implantation with charge neutralization |
JP3608416B2 (ja) | 1999-02-02 | 2005-01-12 | 日新電機株式会社 | プラズマ源 |
US6730196B2 (en) * | 2002-08-01 | 2004-05-04 | Applied Materials, Inc. | Auxiliary electromagnets in a magnetron sputter reactor |
US7655922B2 (en) * | 2006-12-07 | 2010-02-02 | Varian Semiconductor Equipment Associates, Inc. | Techniques for confining electrons in an ion implanter |
-
2012
- 2012-11-09 WO PCT/US2012/064453 patent/WO2013071110A1/en active Application Filing
- 2012-11-09 JP JP2014541328A patent/JP5695805B2/ja active Active
- 2012-11-09 US US13/672,871 patent/US8686640B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20130113378A1 (en) | 2013-05-09 |
JP2014532978A (ja) | 2014-12-08 |
US8686640B2 (en) | 2014-04-01 |
WO2013071110A1 (en) | 2013-05-16 |
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