JP4330949B2 - プラズマcvd成膜方法 - Google Patents
プラズマcvd成膜方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 60
- 238000005268 plasma chemical vapour deposition Methods 0.000 title claims description 35
- 239000010408 film Substances 0.000 claims description 103
- 239000000758 substrate Substances 0.000 claims description 82
- 238000010438 heat treatment Methods 0.000 claims description 31
- 230000015572 biosynthetic process Effects 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 21
- 230000005684 electric field Effects 0.000 claims description 20
- 239000010409 thin film Substances 0.000 claims description 10
- 238000000151 deposition Methods 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 169
- 235000012431 wafers Nutrition 0.000 description 114
- 239000010936 titanium Substances 0.000 description 42
- 238000004049 embossing Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000012141 concentrate Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005121 nitriding Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000002230 thermal chemical vapour deposition Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
- C23C16/505—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges using radio frequency discharges
- C23C16/509—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges using radio frequency discharges using internal electrodes
- C23C16/5096—Flat-bed apparatus
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/06—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/46—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for heating the substrate
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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
- H01L21/02—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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28556—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
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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
- H01L21/683—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 for supporting or gripping
- H01L21/687—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68742—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a lifting arrangement, e.g. lift pins
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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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
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- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
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- Organic Chemistry (AREA)
- Plasma & Fusion (AREA)
- Chemical Vapour Deposition (AREA)
- Electrodes Of Semiconductors (AREA)
Description
図1は本発明の方法を実施するTi成膜装置が搭載されたマルチチャンバータイプの成膜システムを示す概略構成図である。
31……チャンバー
32……サセプタ
35……ヒーター
40……シャワーヘッド
50……ガス供給機構
64……高周波電源
69……ウエハ支持ピン
W……半導体ウエハ
Claims (10)
- 処理チャンバー内で被処理基板をサセプタに載置し、前記サセプタに設けられた発熱体により前記サセプタを介して被処理基板を加熱し、前記処理チャンバー内に高周波電界によりプラズマを生成して被処理基板にプラズマCVDにより薄膜を形成するプラズマCVD成膜方法であって、
前記サセプタとしてその表面の少なくとも周縁部にエンボスが存在しないものを用い、
薄膜形成に先立って、前記処理チャンバー内において、前記被処理基板を支持する基板支持ピンを前記サセプタ上に突出させ、前記被処理基板を前記基板支持ピン上に保持した状態で、前記発熱体により前記サセプタを介して前記被処理基板の予備加熱を行うことを特徴とするプラズマCVD成膜方法。 - 処理チャンバー内で被処理基板をサセプタに載置し、前記サセプタに設けられた発熱体により前記サセプタを介して被処理基板を加熱し、前記処理チャンバー内に高周波電界によりプラズマを生成して被処理基板にプラズマCVDにより薄膜を形成するプラズマCVD成膜方法であって、
薄膜形成に先立って、前記処理チャンバー内において、前記被処理基板を支持する基板支持ピンを前記サセプタ上に突出させ、前記被処理基板を前記基板支持ピン上に保持した状態で、前記発熱体により前記サセプタを介して前記被処理基板の予備加熱を行うことを特徴とするプラズマCVD成膜方法。 - 前記予備加熱は、前記処理チャンバー内にガスを導入しながら行われることを特徴とする請求項1または請求項2に記載のプラズマCVD成膜方法。
- 前記予備加熱の後、前記基板支持ピンを降下させて被処理基板を前記サセプタに載置してさらに予備加熱を行って、その後成膜を行うことを特徴とする請求項1または請求項2に記載のプラズマCVD成膜方法。
- 前記2回の予備加熱は、いずれも前記処理チャンバー内にガスを導入しながら行われることを特徴とする請求項4に記載のプラズマCVD成膜方法。
- 処理チャンバー内で被処理基板をサセプタに載置し、前記サセプタに設けられた発熱体により前記サセプタを介して被処理基板を加熱し、前記処理チャンバー内に高周波電界によりプラズマを生成して被処理基板にプラズマCVDによりTi薄膜を形成するプラズマCVD成膜方法であって、
前記サセプタとしてその表面の少なくとも周縁部にエンボスが存在しないものを用い、
被処理基板を処理チャンバー内に搬入し、載置台の基板支持ピンを上昇させてその上に被処理基板を受け取る工程と、
前記基板支持ピン上に被処理基板を保持した状態で前記発熱体で前記サセプタを加熱しつつ真空排気されている前記処理チャンバー内にガスを導入して、前記発熱体により前記サセプタを介して第1の予備加熱処理を行う工程と、
前記処理チャンバー内を真空排気した状態でガスの導入を停止し、前記基板支持ピンを下降させて被処理基板を前記サセプタに載置する工程と、
被処理基板を前記サセプタに載置した状態で前記処理チャンバー内にガスを導入して第2の予備加熱を行う工程と、
前記処理チャンバー内に高周波電界を形成してプラズマを生成する工程と、
前記処理チャンバー内にTiを含む成膜ガスおよび還元ガスを供給してTi膜を成膜する工程と
を具備することを特徴とするプラズマCVD成膜方法。 - 前記第2の予備加熱を行う工程に先だって、被処理基板を前記サセプタに載置した状態で前記処理チャンバー内のガス圧を徐々に上昇させる工程をさらに具備することを特徴とする請求項6に記載のプラズマCVD成膜方法。
- 前記高周波電界を形成してプラズマを生成する工程は、印加する高周波電力を徐々に上昇させることを特徴とする請求項6または請求項7に記載のプラズマCVD成膜方法。
- 前記プラズマを生成する工程に先立って、前記処理チャンバー内に成膜ガスを供給する工程を有することを特徴とする請求項6から請求項8のいずれか1項に記載のプラズマCVD成膜方法。
- 前記サセプタは、その表面の少なくとも周縁から10mmまでの部分にエンボスが存在しないことを特徴とする請求項1または請求項6に記載のプラズマCVD成膜方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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JP2003270044A JP4330949B2 (ja) | 2003-07-01 | 2003-07-01 | プラズマcvd成膜方法 |
CNB2004800023421A CN100471990C (zh) | 2003-07-01 | 2004-07-01 | 利用等离子体cvd的成膜方法和成膜装置 |
CN2009100019789A CN101481798B (zh) | 2003-07-01 | 2004-07-01 | 利用等离子体cvd的成膜方法和成膜装置 |
KR1020057023043A KR100745854B1 (ko) | 2003-07-01 | 2004-07-01 | 화학 증착 방법 |
PCT/JP2004/009332 WO2005003403A1 (ja) | 2003-07-01 | 2004-07-01 | プラズマcvdを用いた成膜方法および成膜装置 |
US11/320,535 US20060231032A1 (en) | 2003-07-01 | 2005-12-29 | Film-forming method and apparatus using plasma CVD |
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JP2003270044A JP4330949B2 (ja) | 2003-07-01 | 2003-07-01 | プラズマcvd成膜方法 |
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JP2005023400A JP2005023400A (ja) | 2005-01-27 |
JP4330949B2 true JP4330949B2 (ja) | 2009-09-16 |
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US (1) | US20060231032A1 (ja) |
JP (1) | JP4330949B2 (ja) |
KR (1) | KR100745854B1 (ja) |
CN (2) | CN101481798B (ja) |
WO (1) | WO2005003403A1 (ja) |
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JP5171253B2 (ja) * | 2005-06-24 | 2013-03-27 | 東京エレクトロン株式会社 | ガス処理方法およびコンピュータ読取可能な記憶媒体 |
JP5008562B2 (ja) * | 2005-07-28 | 2012-08-22 | 東京エレクトロン株式会社 | 基板処理方法および基板処理装置 |
JP4724487B2 (ja) * | 2005-08-02 | 2011-07-13 | 横浜ゴム株式会社 | タイヤ加硫成形用金型の洗浄方法及びその装置 |
US8043471B2 (en) | 2006-03-31 | 2011-10-25 | Tokyo Electron Limited | Plasma processing apparatus |
JP4810281B2 (ja) * | 2006-03-31 | 2011-11-09 | 東京エレクトロン株式会社 | プラズマ処理装置 |
JP4929811B2 (ja) * | 2006-04-05 | 2012-05-09 | 東京エレクトロン株式会社 | プラズマ処理装置 |
US7763522B2 (en) * | 2007-08-01 | 2010-07-27 | United Microelectronic Corp. | Method of high density plasma gap-filling with minimization of gas phase nucleation |
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WO2010008021A1 (ja) * | 2008-07-15 | 2010-01-21 | キヤノンアネルバ株式会社 | プラズマ処理方法及びプラズマ処理装置 |
CN101556926B (zh) * | 2009-05-19 | 2012-08-08 | 上海宏力半导体制造有限公司 | 在半导体基底上形成氮化钛层的方法 |
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CN104979237B (zh) * | 2014-04-11 | 2018-03-09 | 北京北方华创微电子装备有限公司 | 半导体加工设备 |
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US6461428B2 (en) * | 1999-12-06 | 2002-10-08 | Toshiba Ceramics Co., Ltd. | Method and apparatus for controlling rise and fall of temperature in semiconductor substrates |
JP4328003B2 (ja) * | 2000-10-19 | 2009-09-09 | 日本碍子株式会社 | セラミックヒーター |
US6514870B2 (en) * | 2001-01-26 | 2003-02-04 | Applied Materials, Inc. | In situ wafer heat for reduced backside contamination |
JP4686867B2 (ja) * | 2001-02-20 | 2011-05-25 | 東京エレクトロン株式会社 | プラズマ処理装置 |
JP2003332309A (ja) * | 2002-05-08 | 2003-11-21 | Hitachi High-Technologies Corp | 真空処理装置 |
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KR20060017834A (ko) | 2006-02-27 |
JP2005023400A (ja) | 2005-01-27 |
CN1738922A (zh) | 2006-02-22 |
CN101481798B (zh) | 2011-10-26 |
US20060231032A1 (en) | 2006-10-19 |
CN101481798A (zh) | 2009-07-15 |
KR100745854B1 (ko) | 2007-08-02 |
WO2005003403A1 (ja) | 2005-01-13 |
CN100471990C (zh) | 2009-03-25 |
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