JP3722813B2 - 埋め込み配線構造の形成方法 - Google Patents
埋め込み配線構造の形成方法 Download PDFInfo
- Publication number
- JP3722813B2 JP3722813B2 JP2003271803A JP2003271803A JP3722813B2 JP 3722813 B2 JP3722813 B2 JP 3722813B2 JP 2003271803 A JP2003271803 A JP 2003271803A JP 2003271803 A JP2003271803 A JP 2003271803A JP 3722813 B2 JP3722813 B2 JP 3722813B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- forming
- conductive layer
- wiring structure
- structure according
- 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
Images
Classifications
-
- 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
- H01L21/7685—Barrier, adhesion or liner layers the layer covering a conductive structure
-
- 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
- H01L21/7684—Smoothing; Planarisation
-
- 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
- H01L21/76867—Barrier, adhesion or liner layers characterized by methods of formation other than PVD, CVD or deposition from a liquids
Landscapes
- 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)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Description
図1(a)から(f)までは、本発明の第1の実施形態に係る埋め込み配線構造の形成方法における各工程を概略的に示す断面図である。
図2(a)から(f)までは、本発明の第2の実施形態に係る埋め込み配線構造の形成方法における各工程を概略的に示す断面図である。
101,201 絶縁層、
102,202 配線用の溝、
103,203 バリア層、
104,204 Cuシード層、
105,205 Cu層、
106,206 酸化層、
107 キャップ層(TiSiN膜)、
207 キャップ層(Cuの窒化膜)、
108,208 配線層。
Claims (9)
- 半導体基板上の絶縁層に形成された溝を埋め尽くすように、前記絶縁層上にCuを主成分とする導電層を形成する工程と、
前記導電層表面の酸化により生成された酸化層を除去する工程と、
前記導電層上に前記酸化層よりも機械的に脆弱な材料からなるキャップ層を形成する工程と、
化学的機械研磨法を用いて、前記溝内に前記導電層を残すように、前記キャップ層、及び、前記導電層の一部を除去する工程と
を有することを特徴とする埋め込み配線構造の形成方法。 - 前記キャップ層を形成する工程が、前記導電層表面に窒化、ホウ化、硫化、及びリン化のいずれかの処理を施すことによって、窒化層、ホウ化層、硫化層、及びリン化層のいずれかを形成する工程を含むことを特徴とする請求項1に記載の埋め込み配線構造の形成方法。
- 半導体基板上の絶縁層に形成された溝を埋め尽くすように、前記絶縁層上にCuを主成分とする導電層を形成する工程と、
前記導電層表面の酸化により生成された酸化層を除去する工程と、
前記導電層上にTiSiN膜を形成する工程と、
化学的機械研磨法を用いて、前記溝内に前記導電層を残すように、前記TiSiN膜、及び、前記導電層の一部を除去する工程と
を有することを特徴とする埋め込み配線構造の形成方法。 - 前記酸化層を除去する工程と前記TiSiN膜を形成する工程とを同一チャンバー内で行うことを特徴とする請求項3に記載の埋め込み配線構造の形成方法。
- 前記導電層を形成する工程の前に、前記絶縁層上に、前記絶縁層と前記導電層との間に介在させるためのバリア層を形成する工程をさらに有することを特徴とする請求項1から4までのいずれかに記載の埋め込み配線構造の形成方法。
- 前記導電層を形成する工程が、Cuを主成分とするシード層を形成する工程と、前記シード層上にCuを主成分とする導電性材料を堆積させる工程とを含むことを特徴とする請求項1から5までのいずれかに記載の埋め込み配線構造の形成方法。
- 前記導電層を100℃から350℃までの範囲内の温度で熱処理する工程をさらに有することを特徴とする請求項1から6までのいずれかに記載の埋め込み配線構造の形成方法。
- 前記酸化層を除去する工程が、前記酸化膜を還元処理する工程を含むことを特徴とする請求項1又は3のいずれかに記載の埋め込み配線構造の形成方法。
- 前記酸化層を除去する工程が、前記酸化膜を不活性ガスによるスパッタにより除去する工程を含むことを特徴とする請求項1又は3のいずれかに記載の埋め込み配線構造の形成方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003271803A JP3722813B2 (ja) | 2003-07-08 | 2003-07-08 | 埋め込み配線構造の形成方法 |
US10/765,155 US6903020B2 (en) | 2003-07-08 | 2004-01-28 | Method of forming buried wiring in semiconductor device |
US11/109,634 US6967157B2 (en) | 2003-07-08 | 2005-04-20 | Method of forming buried wiring in semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003271803A JP3722813B2 (ja) | 2003-07-08 | 2003-07-08 | 埋め込み配線構造の形成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005033050A JP2005033050A (ja) | 2005-02-03 |
JP3722813B2 true JP3722813B2 (ja) | 2005-11-30 |
Family
ID=33562673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003271803A Expired - Fee Related JP3722813B2 (ja) | 2003-07-08 | 2003-07-08 | 埋め込み配線構造の形成方法 |
Country Status (2)
Country | Link |
---|---|
US (2) | US6903020B2 (ja) |
JP (1) | JP3722813B2 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100712818B1 (ko) * | 2005-12-16 | 2007-04-30 | 동부일렉트로닉스 주식회사 | 구리 배선 형성 방법 |
KR100778866B1 (ko) * | 2006-07-24 | 2007-11-22 | 동부일렉트로닉스 주식회사 | 티아이에스아이엔을 이용한 금속 확산 방지막 형성 방법 |
JP5362500B2 (ja) * | 2009-09-18 | 2013-12-11 | 富士通株式会社 | 半導体装置の製造方法 |
US8659155B2 (en) * | 2009-11-05 | 2014-02-25 | Taiwan Semiconductor Manufacturing Company, Ltd. | Mechanisms for forming copper pillar bumps |
US9012766B2 (en) | 2009-11-12 | 2015-04-21 | Silevo, Inc. | Aluminum grid as backside conductor on epitaxial silicon thin film solar cells |
US20110277825A1 (en) * | 2010-05-14 | 2011-11-17 | Sierra Solar Power, Inc. | Solar cell with metal grid fabricated by electroplating |
US9214576B2 (en) | 2010-06-09 | 2015-12-15 | Solarcity Corporation | Transparent conducting oxide for photovoltaic devices |
US9773928B2 (en) | 2010-09-10 | 2017-09-26 | Tesla, Inc. | Solar cell with electroplated metal grid |
US9800053B2 (en) | 2010-10-08 | 2017-10-24 | Tesla, Inc. | Solar panels with integrated cell-level MPPT devices |
US9054256B2 (en) | 2011-06-02 | 2015-06-09 | Solarcity Corporation | Tunneling-junction solar cell with copper grid for concentrated photovoltaic application |
US9865754B2 (en) | 2012-10-10 | 2018-01-09 | Tesla, Inc. | Hole collectors for silicon photovoltaic cells |
US9412884B2 (en) | 2013-01-11 | 2016-08-09 | Solarcity Corporation | Module fabrication of solar cells with low resistivity electrodes |
US9219174B2 (en) | 2013-01-11 | 2015-12-22 | Solarcity Corporation | Module fabrication of solar cells with low resistivity electrodes |
US10074755B2 (en) | 2013-01-11 | 2018-09-11 | Tesla, Inc. | High efficiency solar panel |
US10309012B2 (en) | 2014-07-03 | 2019-06-04 | Tesla, Inc. | Wafer carrier for reducing contamination from carbon particles and outgassing |
JP6450560B2 (ja) * | 2014-10-24 | 2019-01-09 | 新日本無線株式会社 | 半導体装置およびその製造方法 |
US9899546B2 (en) | 2014-12-05 | 2018-02-20 | Tesla, Inc. | Photovoltaic cells with electrodes adapted to house conductive paste |
US9947822B2 (en) | 2015-02-02 | 2018-04-17 | Tesla, Inc. | Bifacial photovoltaic module using heterojunction solar cells |
US9761744B2 (en) | 2015-10-22 | 2017-09-12 | Tesla, Inc. | System and method for manufacturing photovoltaic structures with a metal seed layer |
US9842956B2 (en) | 2015-12-21 | 2017-12-12 | Tesla, Inc. | System and method for mass-production of high-efficiency photovoltaic structures |
US10115838B2 (en) | 2016-04-19 | 2018-10-30 | Tesla, Inc. | Photovoltaic structures with interlocking busbars |
US10672919B2 (en) | 2017-09-19 | 2020-06-02 | Tesla, Inc. | Moisture-resistant solar cells for solar roof tiles |
US11190128B2 (en) | 2018-02-27 | 2021-11-30 | Tesla, Inc. | Parallel-connected solar roof tile modules |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000003912A (ja) | 1998-06-16 | 2000-01-07 | Hitachi Ltd | 半導体装置の製造方法および半導体装置 |
US6800554B2 (en) * | 2000-12-18 | 2004-10-05 | Intel Corporation | Copper alloys for interconnections having improved electromigration characteristics and methods of making same |
JP4535629B2 (ja) * | 2001-02-21 | 2010-09-01 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法 |
JP2002359244A (ja) | 2001-05-31 | 2002-12-13 | Sony Corp | 半導体装置の製造方法 |
US6670274B1 (en) * | 2002-10-01 | 2003-12-30 | Taiwan Semiconductor Manufacturing Company | Method of forming a copper damascene structure comprising a recessed copper-oxide-free initial copper structure |
US7101790B2 (en) * | 2003-03-28 | 2006-09-05 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method of forming a robust copper interconnect by dilute metal doping |
-
2003
- 2003-07-08 JP JP2003271803A patent/JP3722813B2/ja not_active Expired - Fee Related
-
2004
- 2004-01-28 US US10/765,155 patent/US6903020B2/en not_active Expired - Fee Related
-
2005
- 2005-04-20 US US11/109,634 patent/US6967157B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6967157B2 (en) | 2005-11-22 |
US20050186795A1 (en) | 2005-08-25 |
JP2005033050A (ja) | 2005-02-03 |
US6903020B2 (en) | 2005-06-07 |
US20050009319A1 (en) | 2005-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3722813B2 (ja) | 埋め込み配線構造の形成方法 | |
US7211505B2 (en) | Production method for wiring structure of semiconductor device | |
US7645696B1 (en) | Deposition of thin continuous PVD seed layers having improved adhesion to the barrier layer | |
US6554914B1 (en) | Passivation of copper in dual damascene metalization | |
TWI739730B (zh) | 用於自晶種層表面移除污染的系統及方法 | |
EP1135545B1 (en) | Removing oxides or other reducible contaminants from a substrate by plasma treatment | |
US6562715B1 (en) | Barrier layer structure for copper metallization and method of forming the structure | |
US6797620B2 (en) | Method and apparatus for improved electroplating fill of an aperture | |
US6297147B1 (en) | Plasma treatment for ex-situ contact fill | |
TWI383470B (zh) | 形成積體電路結構的方法 | |
US20090050902A1 (en) | Semiconductor device having silicon carbide and conductive pathway interface | |
US11417568B2 (en) | Methods for selective deposition of tungsten atop a dielectric layer for bottom up gapfill | |
JPH11307481A (ja) | 電解めっき装置および電解めっき方法 | |
TWI427737B (zh) | 形成積體電路結構的方法 | |
TW200952080A (en) | A process for selective growth of films during ECP plating | |
KR20160052339A (ko) | 시드 층 표면으로부터 오염을 제거하기 위한 시스템들 및 방법들 | |
US11024537B2 (en) | Methods and apparatus for hybrid feature metallization | |
TWI467067B (zh) | 改善間隙填充窗的銅表面電漿處理方法 | |
US7172963B2 (en) | Manufacturing method of semiconductor integrated circuit device that includes chemically and mechanically polishing two conductive layers using two polishing pads that have different properties | |
JP4207749B2 (ja) | 半導体装置の配線構造及びその製造方法 | |
JP3780204B2 (ja) | バリアメタル膜又は密着層形成方法及び配線形成方法 | |
JP4238815B2 (ja) | 半導体装置の配線構造及びその製造方法 | |
TW201330100A (zh) | 用於氟碳化物膜之金屬碳化物阻障層的形成方法 | |
KR20030048547A (ko) | 반도체 소자의 제조 방법 | |
JP2006054326A (ja) | 半導体装置の製造方法及び半導体装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20050708 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20050719 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050822 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20050913 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20050913 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080922 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090922 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090922 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100922 Year of fee payment: 5 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100922 Year of fee payment: 5 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100922 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110922 Year of fee payment: 6 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120922 Year of fee payment: 7 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120922 Year of fee payment: 7 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130922 Year of fee payment: 8 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
LAPS | Cancellation because of no payment of annual fees | ||
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |