JP7096112B2 - 半導体製造装置および半導体装置の製造方法 - Google Patents
半導体製造装置および半導体装置の製造方法 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims description 39
- 238000004519 manufacturing process Methods 0.000 title claims description 32
- 238000000034 method Methods 0.000 title description 8
- 238000011084 recovery Methods 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 32
- 239000000758 substrate Substances 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 4
- 238000005530 etching Methods 0.000 description 105
- 239000000243 solution Substances 0.000 description 85
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 74
- 239000000377 silicon dioxide Substances 0.000 description 34
- 239000010410 layer Substances 0.000 description 33
- 229910052581 Si3N4 Inorganic materials 0.000 description 30
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 30
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 12
- 239000011229 interlayer Substances 0.000 description 8
- 238000001556 precipitation Methods 0.000 description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
- H01L21/6708—Apparatus for fluid treatment for etching for wet etching using mainly spraying means, e.g. nozzles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67248—Temperature monitoring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Weting (AREA)
Description
図1は、第1実施形態の半導体製造装置の構成を示す模式図である。図1の半導体製造装置は、ウェハ1をエッチング液により処理する枚葉式のエッチング装置である。
なお、本実施形態の半導体製造装置は、枚葉式であるが、バッチ式でも構わない。さらに、本実施形態の回収カップ11aは、回収と排液とを切り替えるその他の構成要素(例えばバルブ)に置き換えてもよい。同様に、本実施形態の補充バルブ16は、エッチング液を補充するか否かを切り替えるその他の構成要素に置き換えてもよい。また、本実施形態では、接液面積の標本値としてK1~K3を例示したが、標本値の種類は3種類に限定されるものではない。
11b:回転軸、11c:ノズル、12:温度調整槽、
13:第1ポンプ、14:第2ポンプ、15:加熱器、16:補充バルブ、
17:制御部、17a:カップ制御部、17b:バルブ制御部、
21:基板、22:下地層、22a:第1下地層、22b:第2下地層、
22c:第3下地層、22d:層間絶縁膜、23:第1絶縁層、24:第2絶縁層、
25:層間絶縁膜、26:カバー絶縁膜、27:メモリ絶縁膜、
27a:ブロック絶縁膜、27b:電荷蓄積層、27c:トンネル絶縁膜、
28:チャネル半導体層、29:コア絶縁膜
Claims (3)
- 基板上の膜に液体を供給して、前記膜から前記液体に物質を溶解させる液体供給部と、
前記膜に供給された前記液体を回収して前記液体供給部に再び送液する第1流路と、
前記膜に供給された前記液体を排液する第2流路と、
前記膜に供給された前記液体を前記第1流路に排出するか前記第2流路に排出するかを切り替える第1切替部と、
前記第1流路に前記液体を新たに補充するか否かを切り替える第2切替部と、
前記第1および第2切替部を制御することで、前記膜に供給される前記液体中の前記物質の濃度を調整する制御部と、
を備え、
前記制御部は、前記第1および第2切替部を制御することで、前記第1流路により前記液体を回収する単位時間当たりの回収量と、前記第2流路により前記液体を排液する単位時間当たりの排液量と、前記第1流路に前記液体を補充する単位時間当たりの補充量とを調整し、
前記制御部は、前記膜が前記液体に接触している接液面積に応じて前記回収量、前記排液量、および前記補充量が変化するように、前記第1および第2切替部を制御する、
半導体製造装置。 - 前記制御部は、前記接液面積に応じて前記回収量、前記排液量、および前記補充量が変化するように、前記膜を前記液体により処理した処理時間に基づいて前記第1および第2切替部を制御する、請求項1に記載の半導体製造装置。
- 前記制御部は、前記処理時間と前記接液面積との関係を示す情報を取得し、前記接液面積に応じて前記回収量、前記排液量、および前記補充量が変化するように、前記情報と前記処理時間とに基づいて前記第1および第2切替部を制御する、請求項2に記載の半導体製造装置。
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JP2018171342A JP7096112B2 (ja) | 2018-09-13 | 2018-09-13 | 半導体製造装置および半導体装置の製造方法 |
US16/294,978 US10910236B2 (en) | 2018-09-13 | 2019-03-07 | Semiconductor manufacturing apparatus and method of manufacturing semiconductor device |
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JP2008305851A (ja) | 2007-06-05 | 2008-12-18 | Toshiba Corp | 半導体製造装置および半導体製造方法 |
JP2013232593A (ja) | 2012-05-01 | 2013-11-14 | Tokyo Electron Ltd | エッチング方法、エッチング装置および記憶媒体 |
JP2014209581A (ja) | 2013-03-29 | 2014-11-06 | 芝浦メカトロニクス株式会社 | ウェットエッチング装置 |
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US6848625B2 (en) * | 2002-03-19 | 2005-02-01 | Tokyo Electron Limited | Process liquid supply mechanism and process liquid supply method |
AT500984B1 (de) | 2002-06-25 | 2007-05-15 | Sez Ag | Vorrichtung zur flüssigkeitsbehandlung von scheibenförmigen gegenständen |
JP5375871B2 (ja) * | 2011-04-18 | 2013-12-25 | 東京エレクトロン株式会社 | 液処理装置、液処理方法、コンピュータプログラムを格納した記憶媒体 |
JP6352511B2 (ja) | 2013-09-30 | 2018-07-04 | 芝浦メカトロニクス株式会社 | 基板処理装置 |
JP6502633B2 (ja) | 2013-09-30 | 2019-04-17 | 芝浦メカトロニクス株式会社 | 基板処理方法及び基板処理装置 |
JP6497587B2 (ja) * | 2015-08-18 | 2019-04-10 | 株式会社Screenホールディングス | 基板処理装置および基板処理方法 |
JP6611172B2 (ja) * | 2016-01-28 | 2019-11-27 | 株式会社Screenホールディングス | 基板処理方法 |
JP6670674B2 (ja) * | 2016-05-18 | 2020-03-25 | 株式会社Screenホールディングス | 基板処理装置および基板処理方法 |
JP6698446B2 (ja) | 2016-07-05 | 2020-05-27 | 東京エレクトロン株式会社 | 基板液処理装置、基板液処理方法および記憶媒体 |
JP6804325B2 (ja) * | 2017-02-09 | 2020-12-23 | 東京エレクトロン株式会社 | 液処理装置 |
JP6861553B2 (ja) * | 2017-03-24 | 2021-04-21 | 株式会社Screenホールディングス | 基板処理装置 |
JP6847726B2 (ja) * | 2017-03-24 | 2021-03-24 | 株式会社Screenホールディングス | 基板処理装置および基板処理方法 |
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JP2008305851A (ja) | 2007-06-05 | 2008-12-18 | Toshiba Corp | 半導体製造装置および半導体製造方法 |
JP2013232593A (ja) | 2012-05-01 | 2013-11-14 | Tokyo Electron Ltd | エッチング方法、エッチング装置および記憶媒体 |
JP2014209581A (ja) | 2013-03-29 | 2014-11-06 | 芝浦メカトロニクス株式会社 | ウェットエッチング装置 |
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