JP5996926B2 - プラズマ装置 - Google Patents
プラズマ装置 Download PDFInfo
- Publication number
- JP5996926B2 JP5996926B2 JP2012106468A JP2012106468A JP5996926B2 JP 5996926 B2 JP5996926 B2 JP 5996926B2 JP 2012106468 A JP2012106468 A JP 2012106468A JP 2012106468 A JP2012106468 A JP 2012106468A JP 5996926 B2 JP5996926 B2 JP 5996926B2
- Authority
- JP
- Japan
- Prior art keywords
- baffle plate
- notch
- reaction chamber
- substrate
- upper electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 description 35
- 239000007789 gas Substances 0.000 description 17
- 238000005530 etching Methods 0.000 description 13
- 230000002093 peripheral effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000012495 reaction gas Substances 0.000 description 6
- 238000005086 pumping Methods 0.000 description 5
- 239000010409 thin film Substances 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Classifications
-
- 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
- H01J37/32623—Mechanical discharge control means
- H01J37/32642—Focus rings
-
- 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
- H01J37/32091—Radio frequency generated discharge the radio frequency energy being capacitively 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
- H01J37/32431—Constructional details of the reactor
- H01J37/32532—Electrodes
-
- 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
- H01J37/32623—Mechanical discharge control means
- H01J37/32633—Baffles
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Drying Of Semiconductors (AREA)
- Plasma Technology (AREA)
Description
100 反応チャンバー
110 ゲートドア
120 排気口
130 排気装置
200 上部電極部
220 絶縁支持部材
240 上部電極板
280 排出孔
300 下部電極部
320 基板昇降機
340 静電チャック
380 フォーカスリング
400 バッフルプレート
410 切り欠き
500 ガス供給部
600、700 高周波電源部
Claims (6)
- 反応チャンバーと、
前記反応チャンバー内の上部に配置された上部電極と、
前記上部電極と対向する下部電極と、
前記下部電極を取り囲んで、周縁に複数の切り欠きを含むバッフルプレートと、
を含み、
各前記切り欠きの境界線は、前記バッフルプレートの境界線と連結されて、前記バッフルプレートの周縁に凹部を形成し、
前記バッフルプレートにおける角部の面積:前記複数の切り欠きの面積の比は、100:0より大きく、100:18より小さいことを特徴とするプラズマ装置。 - 反応チャンバーと、
前記反応チャンバー内の上部に配置された上部電極と、
前記上部電極と対向する下部電極と、
前記下部電極を取り囲んで、周縁に複数の切り欠きを含むバッフルプレートと、
前記下部電極上に配置されたフォーカスリングと、
を含み、
各前記切り欠きの境界線は、前記バッフルプレートの境界線と連結されて、前記バッフルプレートの周縁に凹部を形成し、
前記切り欠きは、前記フォーカスリングの各辺の延長線から前記切り欠きの直径の1.3倍乃至1.9倍離れて位置することを特徴とするプラズマ装置。 - 前記切り欠きの大きさは、前記バッフルプレートの長軸の長さの1/18乃至1/23であることを特徴とする請求項1又は2に記載のプラズマ装置。
- 前記バッフルプレートは、四角形であることを特徴とする請求項1に記載のプラズマ装置。
- 前記切り欠きは、半円形であることを特徴とする請求項1乃至4のいずれか一項に記載のプラズマ装置。
- 前記各切り欠きは、複数のスリットを含むことを特徴とする請求項1に記載のプラズマ装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0043511 | 2011-05-09 | ||
KR1020110043511A KR101814013B1 (ko) | 2011-05-09 | 2011-05-09 | 플라스마 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012238858A JP2012238858A (ja) | 2012-12-06 |
JP5996926B2 true JP5996926B2 (ja) | 2016-09-21 |
Family
ID=47141078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012106468A Expired - Fee Related JP5996926B2 (ja) | 2011-05-09 | 2012-05-08 | プラズマ装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20120285622A1 (ja) |
JP (1) | JP5996926B2 (ja) |
KR (1) | KR101814013B1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201309583D0 (en) * | 2013-05-29 | 2013-07-10 | Spts Technologies Ltd | Apparatus for processing a semiconductor workpiece |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01119014A (ja) * | 1987-10-31 | 1989-05-11 | Toshiba Mach Co Ltd | バレル型気相成長装置 |
JP2001196313A (ja) * | 2000-01-12 | 2001-07-19 | Huabang Electronic Co Ltd | 半導体加工チャンバとその制御方法 |
US7461614B2 (en) * | 2003-11-12 | 2008-12-09 | Tokyo Electron Limited | Method and apparatus for improved baffle plate |
US7601242B2 (en) * | 2005-01-11 | 2009-10-13 | Tokyo Electron Limited | Plasma processing system and baffle assembly for use in plasma processing system |
JP5217569B2 (ja) * | 2008-03-31 | 2013-06-19 | 東京エレクトロン株式会社 | プラズマ処理装置 |
JP5086192B2 (ja) * | 2008-07-01 | 2012-11-28 | 東京エレクトロン株式会社 | プラズマ処理装置 |
US9890455B2 (en) * | 2010-10-29 | 2018-02-13 | Applied Materials, Inc. | Pre-heat ring designs to increase deposition uniformity and substrate throughput |
-
2011
- 2011-05-09 KR KR1020110043511A patent/KR101814013B1/ko active IP Right Grant
-
2012
- 2012-03-13 US US13/419,287 patent/US20120285622A1/en not_active Abandoned
- 2012-05-08 JP JP2012106468A patent/JP5996926B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20120285622A1 (en) | 2012-11-15 |
KR20120125828A (ko) | 2012-11-19 |
KR101814013B1 (ko) | 2018-01-03 |
JP2012238858A (ja) | 2012-12-06 |
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