JP4791941B2 - トロイダル・プラズマ・チャンバ - Google Patents
トロイダル・プラズマ・チャンバ Download PDFInfo
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- JP4791941B2 JP4791941B2 JP2006317424A JP2006317424A JP4791941B2 JP 4791941 B2 JP4791941 B2 JP 4791941B2 JP 2006317424 A JP2006317424 A JP 2006317424A JP 2006317424 A JP2006317424 A JP 2006317424A JP 4791941 B2 JP4791941 B2 JP 4791941B2
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- plasma
- plasma chamber
- dielectric spacer
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- 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
-
- 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
- H01J37/32—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
- 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
- H01J37/32357—Generation remote from the workpiece, e.g. down-stream
-
- 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
- H01J37/32431—Constructional details of the reactor
- H01J37/32798—Further details of plasma apparatus not provided for in groups H01J37/3244 - H01J37/32788; special provisions for cleaning or maintenance of the apparatus
- H01J37/32853—Hygiene
- H01J37/32862—In situ cleaning of vessels and/or internal parts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- Plasma Technology (AREA)
- Drying Of Semiconductors (AREA)
- Chemical Vapour Deposition (AREA)
- Electron Sources, Ion Sources (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Description
本発明の主要な発見は、スイッチング半導体デバイスが、変圧器の2次回路を形成するように、電磁的エネルギーをプラズマへ連結する電力変圧器の1次巻線を効率的に駆動させるために用いられ得ることである。誘導的駆動型トロイダルプラズマソースが金属性プラズマチャンバを備えて構成され得ることは、本発明の別の主要な発見である。
Claims (8)
- 反応性ガスを発生するトロイダル・プラズマ・チャンバであって、
ガスを受け取る入口と、
金属材料とコーティングされた金属材料と誘電材料との少なくとも1つで構成されており前記ガスを保持する1又は複数のプラズマ・チャンバ壁であって、前記プラズマ・チャンバのある領域を電気的に分離して前記プラズマ・チャンバの内部に誘導電流が形成されることを防止する少なくとも1つの誘電スペーサを受け取ることができ、前記プラズマ・チャンバの内部に形成されたプラズマから前記少なくとも1つの誘電スペーサを保護することができる1又は複数のプラズマ・チャンバ壁と、
前記プラズマと前記ガスとの相互作用によって発生された反応性ガスを出力する出口と、
を含み、前記誘電スペーサは、前記1又は複数のプラズマ・チャンバ壁の凹所に配置され、該凹所は、少なくとも1つのプラズマ・チャンバ壁に沿うように延び実質的に前記プラズマの流れを妨げないように構成された突出部に隣接しており、それにより、前記誘電スペーサは前記プラズマに曝されるのを前記突出部によって保護されることを特徴とするトロイダル・プラズマ・チャンバ。 - 反応性ガスを発生するトロイダル・プラズマ・チャンバであって、
ガスを受け取る入口と、
金属材料とコーティングされた金属材料と誘電材料との少なくとも1つで構成されており前記ガスを保持する1又は複数のプラズマ・チャンバ壁であって、前記プラズマ・チャンバのある領域を電気的に分離して前記プラズマ・チャンバの内部に誘導電流が形成されることを防止する少なくとも1つの誘電スペーサを受け取ることができ、前記プラズマ・チャンバの内部に形成されたプラズマから前記少なくとも1つの誘電スペーサを保護することができる1又は複数のプラズマ・チャンバ壁と、
前記プラズマと前記ガスとの相互作用によって発生された反応性ガスを出力する出口と、
を含み、前記誘電スペーサは、前記1又は複数のプラズマ・チャンバ壁の凹所に配置され、該凹所は、前記1又は複数のプラズマ・チャンバ壁に沿うように延び実質的に前記プラズマの流れを妨げないように構成された突出部を有する少なくとも1つのプラズマ・チャンバ壁に隣接しており、それにより、前記誘電スペーサは前記プラズマに曝されるのを前記突出部を有する少なくとも1つのプラズマ・チャンバ壁によって保護されることを特徴とするトロイダル・プラズマ・チャンバ。 - 反応性ガスを発生するトロイダル・プラズマ・チャンバであって、
ガスを受け取る入口と、
金属材料とコーティングされた金属材料と誘電材料との少なくとも1つで構成されており前記ガスを保持する1又は複数のプラズマ・チャンバ壁であって、前記プラズマ・チャンバのある領域を電気的に分離して前記プラズマ・チャンバの内部に誘導電流が形成されることを防止する少なくとも1つの誘電スペーサを受け取ることができ、前記プラズマ・チャンバの内部に形成されたプラズマから前記少なくとも1つの誘電スペーサを保護することができる1又は複数のプラズマ・チャンバ壁と、
前記プラズマと前記ガスとの相互作用によって発生された反応性ガスを出力する出口と、
を含むとともに、前記少なくとも1つの誘電スペーサを更に含み、前記誘電スペーサは、前記1又は複数のプラズマ・チャンバ壁の凹所に配置され、該凹所は、前記プラズマ・チャンバ壁の1又は複数に沿うように延び実質的に前記プラズマの流れを妨げないように構成された突出部に隣接しており、それにより、前記誘電スペーサは前記プラズマに曝されるのを前記プラズマ・チャンバ壁の1又は複数における突出部によって保護されることを特徴とするトロイダル・プラズマ・チャンバ。 - 反応性ガスを発生するトロイダル・プラズマ・チャンバであって、
ガスを受け取る入口と、
金属材料とコーティングされた金属材料と誘電材料との少なくとも1つで構成されており前記ガスを保持する1又は複数のプラズマ・チャンバ壁であって、前記プラズマ・チャンバのある領域を電気的に分離して前記プラズマ・チャンバの内部に誘導電流が形成されることを防止する少なくとも1つの誘電スペーサを受け取ることができ、前記プラズマ・チャンバの内部に形成されたプラズマから前記少なくとも1つの誘電スペーサを保護することができる1又は複数のプラズマ・チャンバ壁と、
前記プラズマと前記ガスとの相互作用によって発生された反応性ガスを出力する出口と、
を含むとともに、前記少なくとも1つの誘電スペーサを更に含み、前記誘電スペーサは、前記1又は複数のプラズマ・チャンバ壁の凹所に配置され、該凹所は、前記1又は複数のプラズマ・チャンバ壁に沿うように延び実質的に前記プラズマの流れを妨げないように構成された1又は複数の突出部を有するプラズマ・チャンバ壁に隣接しており、それにより、前記誘電スペーサは前記プラズマに曝されるのを前記少なくとも1又は複数の突出部を有するプラズマ・チャンバ壁によって前記プラズマから保護されることを特徴とするトロイダル・プラズマ・チャンバ。 - 請求項1記載のトロイダル・プラズマ・チャンバであって、前記誘電スペーサに隣接して配置された真空シールを更に含むことを特徴とするトロイダル・プラズマ・チャンバ。
- 請求項2記載のトロイダル・プラズマ・チャンバであって、前記誘電スペーサに隣接して配置された真空シールを更に含むことを特徴とするトロイダル・プラズマ・チャンバ。
- 請求項3記載のトロイダル・プラズマ・チャンバであって、前記少なくとも1つの誘電スペーサに隣接して配置された真空シールを更に含むことを特徴とするトロイダル・プラズマ・チャンバ。
- 請求項4記載のトロイダル・プラズマ・チャンバであって、前記少なくとも1つの誘電スペーサに隣接して配置された真空シールを更に含むことを特徴とするトロイダル・プラズマ・チャンバ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/883,281 | 1997-06-26 | ||
US08/883,281 US6150628A (en) | 1997-06-26 | 1997-06-26 | Toroidal low-field reactive gas source |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50568899A Division JP4070152B2 (ja) | 1997-06-26 | 1998-06-23 | トロイダル低電場反応性ガスソース |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008126850A Division JP4431183B2 (ja) | 1997-06-26 | 2008-05-14 | トロイダル・プラズマ・チャンバ |
JP2009106092A Division JP4608583B2 (ja) | 1997-06-26 | 2009-04-24 | トロイダル・プラズマ・チャンバ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007165304A JP2007165304A (ja) | 2007-06-28 |
JP4791941B2 true JP4791941B2 (ja) | 2011-10-12 |
Family
ID=25382309
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50568899A Expired - Lifetime JP4070152B2 (ja) | 1997-06-26 | 1998-06-23 | トロイダル低電場反応性ガスソース |
JP2006317424A Expired - Lifetime JP4791941B2 (ja) | 1997-06-26 | 2006-11-24 | トロイダル・プラズマ・チャンバ |
JP2006354857A Pending JP2007165325A (ja) | 1997-06-26 | 2006-12-28 | 反応性ガス発生装置及び方法 |
JP2008126850A Expired - Lifetime JP4431183B2 (ja) | 1997-06-26 | 2008-05-14 | トロイダル・プラズマ・チャンバ |
JP2009106092A Expired - Lifetime JP4608583B2 (ja) | 1997-06-26 | 2009-04-24 | トロイダル・プラズマ・チャンバ |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50568899A Expired - Lifetime JP4070152B2 (ja) | 1997-06-26 | 1998-06-23 | トロイダル低電場反応性ガスソース |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006354857A Pending JP2007165325A (ja) | 1997-06-26 | 2006-12-28 | 反応性ガス発生装置及び方法 |
JP2008126850A Expired - Lifetime JP4431183B2 (ja) | 1997-06-26 | 2008-05-14 | トロイダル・プラズマ・チャンバ |
JP2009106092A Expired - Lifetime JP4608583B2 (ja) | 1997-06-26 | 2009-04-24 | トロイダル・プラズマ・チャンバ |
Country Status (5)
Country | Link |
---|---|
US (5) | US6150628A (ja) |
EP (9) | EP1313128B1 (ja) |
JP (5) | JP4070152B2 (ja) |
DE (8) | DE69811497T2 (ja) |
WO (1) | WO1999000823A1 (ja) |
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