JP5068713B2 - タングステン膜の形成方法 - Google Patents
タングステン膜の形成方法 Download PDFInfo
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- JP5068713B2 JP5068713B2 JP2008209259A JP2008209259A JP5068713B2 JP 5068713 B2 JP5068713 B2 JP 5068713B2 JP 2008209259 A JP2008209259 A JP 2008209259A JP 2008209259 A JP2008209259 A JP 2008209259A JP 5068713 B2 JP5068713 B2 JP 5068713B2
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- JP
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- Prior art keywords
- film
- tungsten
- gas
- forming
- sih
- 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 - Lifetime
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/42—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials using a gas or vapour
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/033—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/42—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials using a gas or vapour
- H10P14/43—Chemical deposition, e.g. chemical vapour deposition [CVD]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/42—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials using a gas or vapour
- H10P14/43—Chemical deposition, e.g. chemical vapour deposition [CVD]
- H10P14/432—Chemical deposition, e.g. chemical vapour deposition [CVD] using selective deposition
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/042—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers the barrier, adhesion or liner layers being seed or nucleation layers
- H10W20/045—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers the barrier, adhesion or liner layers being seed or nucleation layers for deposition from the gaseous phase, e.g. for chemical vapour deposition [CVD]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/056—Manufacture or treatment of conductive parts of the interconnections by filling conductive material into holes, grooves or trenches
Landscapes
- Electrodes Of Semiconductors (AREA)
- Chemical Vapour Deposition (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Description
処理容器内にMO−TiN膜からなるバリア膜が形成されたSi基板を載置する工程と、
前記処理容器にWF6ガスとSiH4ガスとを交互に繰り返して供給する繰り返し工程を含み、前記バリア膜上に第一のタングステン膜を形成する工程と、
前記処理容器に前記WF6ガスとH2ガスとを同時に供給し、前記第一のタングステン膜上に第二のタングステン膜を形成する工程とを含むタングステン膜の形成方法であって、
前記Si基板の載置後前記第一のタングステン膜の成膜前に、前記Si基板の表面にSiH4ガスを1kPa sec以上25kPa sec以下の供給量で供給する工程を設け、
前記第一のタングステン膜を形成する工程では、前記第一のタングステン膜を0.2nm以上20nm以下の膜厚で成膜し、
前記繰り返し工程では、前記Si基板の温度を150℃以上350℃以下に維持し、前記SiH4ガスの供給量を13Pa sec以上とし、前記WF6ガスの供給量を5Pa sec以上としたことを特徴とするタングステン膜の形成方法により解決することができる。
3 下地バリア膜3(MO−TiN膜)
5 タングステン極薄膜
6 主タングステン膜
7 リフレクタ
8 保持部材
10 載置台
14 加熱室
16 加熱ランプ
18 回転台
20 回転モーター
22 排気口
24 排気通路
26 ゲートバルブ
28 シャワーヘッド部
30 ガス噴出孔
32 ガス導入口
34 マスフローコントローラー
50 真空処理装置
60 処理容器
Claims (2)
- 処理容器内にMO−TiN膜からなるバリア膜が形成されたSi基板を載置する工程と、
前記処理容器にWF6ガスとSiH4ガスとを交互に繰り返して供給する繰り返し工程を含み、前記バリア膜上に第一のタングステン膜を形成する工程と、
前記処理容器に前記WF6ガスとH2ガスとを同時に供給し、前記第一のタングステン膜上に第二のタングステン膜を形成する工程とを含むタングステン膜の形成方法であって、
前記Si基板の載置後前記第一のタングステン膜の成膜前に、前記Si基板の表面にSiH4ガスを1kPa sec以上25kPa sec以下の供給量で供給する工程を設け、
前記第一のタングステン膜を形成する工程では、前記第一のタングステン膜を0.2nm以上20nm以下の膜厚で成膜し、
前記繰り返し工程では、前記Si基板の温度を150℃以上350℃以下に維持し、前記SiH4ガスの供給量を13Pa sec以上とし、前記WF6ガスの供給量を5Pa sec以上としたことを特徴とするタングステン膜の形成方法。 - 前記繰り返し工程は、前記WF6ガスまたはSiH4ガスの供給停止後に前記処理容器をH2ガスによりパージするパージ工程を含む請求項1記載のタングステン膜の形成方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008209259A JP5068713B2 (ja) | 2000-11-17 | 2008-08-15 | タングステン膜の形成方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000351716 | 2000-11-17 | ||
| JP2000351716 | 2000-11-17 | ||
| JP2008209259A JP5068713B2 (ja) | 2000-11-17 | 2008-08-15 | タングステン膜の形成方法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002543685A Division JP2004514289A (ja) | 2000-11-17 | 2001-11-13 | 金属配線の形成方法および金属配線形成用半導体製造装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008283220A JP2008283220A (ja) | 2008-11-20 |
| JP5068713B2 true JP5068713B2 (ja) | 2012-11-07 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002543685A Pending JP2004514289A (ja) | 2000-11-17 | 2001-11-13 | 金属配線の形成方法および金属配線形成用半導体製造装置 |
| JP2008209259A Expired - Lifetime JP5068713B2 (ja) | 2000-11-17 | 2008-08-15 | タングステン膜の形成方法 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002543685A Pending JP2004514289A (ja) | 2000-11-17 | 2001-11-13 | 金属配線の形成方法および金属配線形成用半導体製造装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6913996B2 (ja) |
| JP (2) | JP2004514289A (ja) |
| KR (1) | KR100479283B1 (ja) |
| CN (2) | CN1295756C (ja) |
| AU (1) | AU2002214283A1 (ja) |
| TW (1) | TWI281208B (ja) |
| WO (1) | WO2002041379A1 (ja) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9076843B2 (en) | 2001-05-22 | 2015-07-07 | Novellus Systems, Inc. | Method for producing ultra-thin tungsten layers with improved step coverage |
| JP4074461B2 (ja) * | 2002-02-06 | 2008-04-09 | 東京エレクトロン株式会社 | 成膜方法および成膜装置、半導体装置の製造方法 |
| JP4007822B2 (ja) * | 2002-02-14 | 2007-11-14 | 富士通株式会社 | 配線構造の形成方法 |
| JP4540939B2 (ja) * | 2003-03-24 | 2010-09-08 | 東京エレクトロン株式会社 | 処理装置 |
| JP4770145B2 (ja) * | 2003-10-07 | 2011-09-14 | 東京エレクトロン株式会社 | 成膜方法及び成膜装置 |
| JP5135710B2 (ja) * | 2006-05-16 | 2013-02-06 | 東京エレクトロン株式会社 | 成膜方法及び成膜装置 |
| JP5384291B2 (ja) * | 2008-11-26 | 2014-01-08 | 株式会社日立国際電気 | 半導体装置の製造方法、基板処理方法及び基板処理装置 |
| US9159571B2 (en) | 2009-04-16 | 2015-10-13 | Lam Research Corporation | Tungsten deposition process using germanium-containing reducing agent |
| US20100267230A1 (en) | 2009-04-16 | 2010-10-21 | Anand Chandrashekar | Method for forming tungsten contacts and interconnects with small critical dimensions |
| US12444651B2 (en) | 2009-08-04 | 2025-10-14 | Novellus Systems, Inc. | Tungsten feature fill with nucleation inhibition |
| US9653353B2 (en) | 2009-08-04 | 2017-05-16 | Novellus Systems, Inc. | Tungsten feature fill |
| US10256142B2 (en) | 2009-08-04 | 2019-04-09 | Novellus Systems, Inc. | Tungsten feature fill with nucleation inhibition |
| JP5887201B2 (ja) * | 2012-05-14 | 2016-03-16 | 東京エレクトロン株式会社 | 基板処理方法、基板処理装置、基板処理プログラム、及び記憶媒体 |
| US8853080B2 (en) | 2012-09-09 | 2014-10-07 | Novellus Systems, Inc. | Method for depositing tungsten film with low roughness and low resistivity |
| US9153486B2 (en) | 2013-04-12 | 2015-10-06 | Lam Research Corporation | CVD based metal/semiconductor OHMIC contact for high volume manufacturing applications |
| US9589808B2 (en) | 2013-12-19 | 2017-03-07 | Lam Research Corporation | Method for depositing extremely low resistivity tungsten |
| JP6437324B2 (ja) * | 2014-03-25 | 2018-12-12 | 東京エレクトロン株式会社 | タングステン膜の成膜方法および半導体装置の製造方法 |
| US9953984B2 (en) | 2015-02-11 | 2018-04-24 | Lam Research Corporation | Tungsten for wordline applications |
| US9754824B2 (en) | 2015-05-27 | 2017-09-05 | Lam Research Corporation | Tungsten films having low fluorine content |
| US9978605B2 (en) | 2015-05-27 | 2018-05-22 | Lam Research Corporation | Method of forming low resistivity fluorine free tungsten film without nucleation |
| US9613818B2 (en) | 2015-05-27 | 2017-04-04 | Lam Research Corporation | Deposition of low fluorine tungsten by sequential CVD process |
| JP7609636B2 (ja) | 2017-08-14 | 2025-01-07 | ラム リサーチ コーポレーション | 3次元垂直nandワード線用の金属充填プロセス |
| WO2019186636A1 (ja) * | 2018-03-26 | 2019-10-03 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置およびプログラム |
| JP2021523292A (ja) | 2018-05-03 | 2021-09-02 | ラム リサーチ コーポレーションLam Research Corporation | 3d nand構造内にタングステンおよび他の金属を堆積させる方法 |
| US11972952B2 (en) | 2018-12-14 | 2024-04-30 | Lam Research Corporation | Atomic layer deposition on 3D NAND structures |
| JP2022522226A (ja) | 2019-04-11 | 2022-04-14 | ラム リサーチ コーポレーション | 高ステップカバレッジのタングステン堆積 |
| KR20210158419A (ko) | 2019-05-22 | 2021-12-30 | 램 리써치 코포레이션 | 핵생성-프리 텅스텐 증착 |
| US12077858B2 (en) | 2019-08-12 | 2024-09-03 | Lam Research Corporation | Tungsten deposition |
| JP7101204B2 (ja) | 2020-01-31 | 2022-07-14 | 株式会社Kokusai Electric | 半導体装置の製造方法、プログラム、基板処理装置及び基板処理方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2067565C (en) * | 1992-04-29 | 1999-02-16 | Ismail T. Emesh | Deposition of tungsten |
| US5306666A (en) * | 1992-07-24 | 1994-04-26 | Nippon Steel Corporation | Process for forming a thin metal film by chemical vapor deposition |
| JP2684960B2 (ja) | 1993-07-01 | 1997-12-03 | 日本電気株式会社 | 半導体装置の製造方法 |
| JPH0794727A (ja) | 1993-09-21 | 1995-04-07 | Toshiba Corp | 半導体装置の製造方法 |
| SG42438A1 (en) * | 1995-09-27 | 1997-08-15 | Motorola Inc | Process for fabricating a CVD aluminium layer in a semiconductor device |
| JPH10303149A (ja) * | 1997-04-23 | 1998-11-13 | Fuji Electric Co Ltd | 半導体装置用配線の形成方法 |
| JP4097747B2 (ja) * | 1997-08-07 | 2008-06-11 | 株式会社アルバック | バリア膜形成方法 |
| KR100274603B1 (ko) | 1997-10-01 | 2001-01-15 | 윤종용 | 반도체장치의제조방법및그의제조장치 |
| TW367606B (en) * | 1997-11-24 | 1999-08-21 | United Microelectronics Corp | Manufacturing method for metal plugs |
| JPH11307480A (ja) | 1998-04-10 | 1999-11-05 | Applied Materials Inc | 化学気相堆積法によるブランケットタングステン膜の応力を低減する方法 |
| US6200893B1 (en) * | 1999-03-11 | 2001-03-13 | Genus, Inc | Radical-assisted sequential CVD |
| US6309966B1 (en) * | 1999-09-03 | 2001-10-30 | Motorola, Inc. | Apparatus and method of a low pressure, two-step nucleation tungsten deposition |
| JP3628570B2 (ja) * | 1999-12-08 | 2005-03-16 | 旭化成マイクロシステム株式会社 | タングステン薄膜の形成方法、半導体装置の製造方法 |
| US6277744B1 (en) * | 2000-01-21 | 2001-08-21 | Advanced Micro Devices, Inc. | Two-level silane nucleation for blanket tungsten deposition |
| US6551929B1 (en) * | 2000-06-28 | 2003-04-22 | Applied Materials, Inc. | Bifurcated deposition process for depositing refractory metal layers employing atomic layer deposition and chemical vapor deposition techniques |
-
2001
- 2001-11-13 CN CNB018037348A patent/CN1295756C/zh not_active Expired - Fee Related
- 2001-11-13 WO PCT/JP2001/009924 patent/WO2002041379A1/en not_active Ceased
- 2001-11-13 JP JP2002543685A patent/JP2004514289A/ja active Pending
- 2001-11-13 US US10/181,273 patent/US6913996B2/en not_active Expired - Lifetime
- 2001-11-13 CN CNB2006101494697A patent/CN100446218C/zh not_active Expired - Lifetime
- 2001-11-13 KR KR10-2002-7009180A patent/KR100479283B1/ko not_active Expired - Fee Related
- 2001-11-13 AU AU2002214283A patent/AU2002214283A1/en not_active Abandoned
- 2001-11-16 TW TW090128514A patent/TWI281208B/zh not_active IP Right Cessation
-
2008
- 2008-08-15 JP JP2008209259A patent/JP5068713B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US6913996B2 (en) | 2005-07-05 |
| CN1956166A (zh) | 2007-05-02 |
| CN1295756C (zh) | 2007-01-17 |
| US20030003729A1 (en) | 2003-01-02 |
| CN100446218C (zh) | 2008-12-24 |
| WO2002041379A1 (en) | 2002-05-23 |
| JP2008283220A (ja) | 2008-11-20 |
| KR20020079783A (ko) | 2002-10-19 |
| JP2004514289A (ja) | 2004-05-13 |
| KR100479283B1 (ko) | 2005-03-28 |
| CN1395743A (zh) | 2003-02-05 |
| AU2002214283A1 (en) | 2002-05-27 |
| TWI281208B (en) | 2007-05-11 |
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| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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| EXPY | Cancellation because of completion of term |