JP2003511858A - 配線用の種層、並びに、それらの製造方法および製造装置 - Google Patents
配線用の種層、並びに、それらの製造方法および製造装置Info
- Publication number
- JP2003511858A JP2003511858A JP2001529014A JP2001529014A JP2003511858A JP 2003511858 A JP2003511858 A JP 2003511858A JP 2001529014 A JP2001529014 A JP 2001529014A JP 2001529014 A JP2001529014 A JP 2001529014A JP 2003511858 A JP2003511858 A JP 2003511858A
- Authority
- JP
- Japan
- Prior art keywords
- seed layer
- conformal
- layer
- film forming
- seed
- 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.)
- Pending
Links
Classifications
-
- 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
- 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
- H10W20/043—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 electroplating
-
- 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
- H10W20/0425—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 comprising multiple stacked seed or nucleation layers
Landscapes
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
- Electroplating Methods And Accessories (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/410,898 US6136707A (en) | 1999-10-02 | 1999-10-02 | Seed layers for interconnects and methods for fabricating such seed layers |
| US09/410,898 | 1999-10-02 | ||
| US09/563,733 US6610151B1 (en) | 1999-10-02 | 2000-05-03 | Seed layers for interconnects and methods and apparatus for their fabrication |
| US09/563,733 | 2000-05-03 | ||
| PCT/US2000/040983 WO2001026145A1 (en) | 1999-10-02 | 2000-09-25 | Seed layers for interconnects and methods and apparatus for their fabrication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003511858A true JP2003511858A (ja) | 2003-03-25 |
| JP2003511858A5 JP2003511858A5 (https=) | 2007-07-12 |
Family
ID=27021179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001529014A Pending JP2003511858A (ja) | 1999-10-02 | 2000-09-25 | 配線用の種層、並びに、それらの製造方法および製造装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (8) | US6610151B1 (https=) |
| JP (1) | JP2003511858A (https=) |
| KR (1) | KR20020043604A (https=) |
| TW (1) | TW504795B (https=) |
| WO (1) | WO2001026145A1 (https=) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001217204A (ja) * | 1999-12-22 | 2001-08-10 | Hynix Semiconductor Inc | 半導体素子の銅金属配線形成方法 |
| WO2008010370A1 (fr) * | 2006-07-20 | 2008-01-24 | Tokyo Electron Limited | Procédé de fabrication de dispositif semiconducteur, appareil de fabrication de dispositif semiconducteur, dispositif semiconducteur, programme informatique et support de stockage |
| JP2013524019A (ja) * | 2010-04-06 | 2013-06-17 | ティーイーエル ネックス,インコーポレイテッド | ミクロスケール構造中でのシード層堆積 |
Families Citing this family (115)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6482734B1 (en) * | 1998-01-20 | 2002-11-19 | Lg Semicon Co., Ltd. | Diffusion barrier layer for semiconductor device and fabrication method thereof |
| JP2000138201A (ja) * | 1998-10-29 | 2000-05-16 | Ulvac Seimaku Kk | ハーフトーン位相シフト膜のドライエッチング方法および装置、ハーフトーン位相シフトフォトマスクおよびその作製方法、ならびに半導体回路およびその製作方法 |
| US6610151B1 (en) * | 1999-10-02 | 2003-08-26 | Uri Cohen | Seed layers for interconnects and methods and apparatus for their fabrication |
| US7105434B2 (en) * | 1999-10-02 | 2006-09-12 | Uri Cohen | Advanced seed layery for metallic interconnects |
| EP1174912A4 (en) * | 1999-12-24 | 2009-11-25 | Ebara Corp | SEMICONDUCTOR DISC GENERATING APPARATUS AND MANUFACTURING METHOD |
| KR100407680B1 (ko) * | 2000-06-20 | 2003-12-01 | 주식회사 하이닉스반도체 | 반도체 소자의 금속 배선 형성방법 |
| US6368954B1 (en) * | 2000-07-28 | 2002-04-09 | Advanced Micro Devices, Inc. | Method of copper interconnect formation using atomic layer copper deposition |
| US6800554B2 (en) * | 2000-12-18 | 2004-10-05 | Intel Corporation | Copper alloys for interconnections having improved electromigration characteristics and methods of making same |
| US6737740B2 (en) * | 2001-02-08 | 2004-05-18 | Micron Technology, Inc. | High performance silicon contact for flip chip |
| US6764940B1 (en) | 2001-03-13 | 2004-07-20 | Novellus Systems, Inc. | Method for depositing a diffusion barrier for copper interconnect applications |
| US6869515B2 (en) * | 2001-03-30 | 2005-03-22 | Uri Cohen | Enhanced electrochemical deposition (ECD) filling of high aspect ratio openings |
| US9076843B2 (en) | 2001-05-22 | 2015-07-07 | Novellus Systems, Inc. | Method for producing ultra-thin tungsten layers with improved step coverage |
| US6842659B2 (en) * | 2001-08-24 | 2005-01-11 | Applied Materials Inc. | Method and apparatus for providing intra-tool monitoring and control |
| US6936906B2 (en) | 2001-09-26 | 2005-08-30 | Applied Materials, Inc. | Integration of barrier layer and seed layer |
| US6503824B1 (en) * | 2001-10-12 | 2003-01-07 | Mosel Vitelic, Inc. | Forming conductive layers on insulators by physical vapor deposition |
| US6916398B2 (en) * | 2001-10-26 | 2005-07-12 | Applied Materials, Inc. | Gas delivery apparatus and method for atomic layer deposition |
| JP3727277B2 (ja) * | 2002-02-26 | 2005-12-14 | Necエレクトロニクス株式会社 | 半導体装置の製造方法 |
| US6620724B1 (en) * | 2002-05-09 | 2003-09-16 | Infineon Technologies Ag | Low resistivity deep trench fill for DRAM and EDRAM applications |
| US6724087B1 (en) * | 2002-07-31 | 2004-04-20 | Advanced Micro Devices, Inc. | Laminated conductive lines and methods of forming the same |
| US6790773B1 (en) * | 2002-08-28 | 2004-09-14 | Novellus Systems, Inc. | Process for forming barrier/seed structures for integrated circuits |
| US20040096586A1 (en) * | 2002-11-15 | 2004-05-20 | Schulberg Michelle T. | System for deposition of mesoporous materials |
| KR20040060562A (ko) * | 2002-12-30 | 2004-07-06 | 동부전자 주식회사 | 반도체 소자 제조시 배리어 메탈 산화방지방법 |
| US6806192B2 (en) * | 2003-01-24 | 2004-10-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of barrier-less integration with copper alloy |
| US6943111B2 (en) * | 2003-02-10 | 2005-09-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Barrier free copper interconnect by multi-layer copper seed |
| JP4188125B2 (ja) * | 2003-03-05 | 2008-11-26 | Tdk株式会社 | 磁気記録媒体の製造方法及び製造装置 |
| US7842605B1 (en) | 2003-04-11 | 2010-11-30 | Novellus Systems, Inc. | Atomic layer profiling of diffusion barrier and metal seed layers |
| US8298933B2 (en) | 2003-04-11 | 2012-10-30 | Novellus Systems, Inc. | Conformal films on semiconductor substrates |
| EP1482069A1 (en) * | 2003-05-28 | 2004-12-01 | Interuniversitair Microelektronica Centrum Vzw | Method for producing polycrystalline silicon germanium suitable for micromachining |
| KR100560666B1 (ko) * | 2003-07-07 | 2006-03-16 | 삼성전자주식회사 | 반도체 소자 제조용 금속막 증착 시스템 및 그 운용 방법 |
| US6900127B2 (en) * | 2003-08-27 | 2005-05-31 | Texas Instruments Incorporated | Multilayer integrated circuit copper plateable barriers |
| US7081647B2 (en) * | 2003-09-29 | 2006-07-25 | Matsushita Electric Industrial Co., Ltd. | Microelectromechanical system and method for fabricating the same |
| US20050082606A1 (en) * | 2003-10-20 | 2005-04-21 | Stephan Grunow | Low K dielectric integrated circuit interconnect structure |
| US7265038B2 (en) * | 2003-11-25 | 2007-09-04 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for forming a multi-layer seed layer for improved Cu ECP |
| KR100587658B1 (ko) * | 2003-12-31 | 2006-06-08 | 동부일렉트로닉스 주식회사 | 이씨피공정에서의 터미날 효과 최소화 방법 |
| US7732326B2 (en) | 2004-02-25 | 2010-06-08 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device having a second level of metallization formed over a first level with minimal damage to the first level and method |
| US20050184288A1 (en) * | 2004-02-25 | 2005-08-25 | Tien-I Bao | Semiconductor device having a second level of metallization formed over a first level with minimal damage to the first level and method |
| US7067409B2 (en) * | 2004-05-10 | 2006-06-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Plasma treatment at film layer to reduce sheet resistance and to improve via contact resistance |
| US7378744B2 (en) * | 2004-05-10 | 2008-05-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Plasma treatment at film layer to reduce sheet resistance and to improve via contact resistance |
| US7306962B2 (en) * | 2004-06-17 | 2007-12-11 | Sharp Laboratories Of America, Inc. | Electroformed metallization |
| US7112470B2 (en) * | 2004-09-15 | 2006-09-26 | International Business Machines Corporation | Chip dicing |
| US7704368B2 (en) * | 2005-01-25 | 2010-04-27 | Taiwan Semiconductor Manufacturing Co. Ltd. | Method and apparatus for electrochemical plating semiconductor wafers |
| BRPI0607479B1 (pt) * | 2005-03-09 | 2018-08-07 | Ihi Corporation | Peça-guia |
| EP1909320A1 (en) * | 2006-10-05 | 2008-04-09 | ST Microelectronics Crolles 2 SAS | Copper diffusion barrier |
| US20070080455A1 (en) * | 2005-10-11 | 2007-04-12 | International Business Machines Corporation | Semiconductors and methods of making |
| US7863183B2 (en) * | 2006-01-18 | 2011-01-04 | International Business Machines Corporation | Method for fabricating last level copper-to-C4 connection with interfacial cap structure |
| US7645696B1 (en) * | 2006-06-22 | 2010-01-12 | Novellus Systems, Inc. | Deposition of thin continuous PVD seed layers having improved adhesion to the barrier layer |
| US7605078B2 (en) * | 2006-09-29 | 2009-10-20 | Tokyo Electron Limited | Integration of a variable thickness copper seed layer in copper metallization |
| US7510634B1 (en) | 2006-11-10 | 2009-03-31 | Novellus Systems, Inc. | Apparatus and methods for deposition and/or etch selectivity |
| KR100763136B1 (ko) | 2006-12-11 | 2007-10-02 | 동부일렉트로닉스 주식회사 | 시스템 인 패키지의 웨이퍼 본딩 방법 |
| DE102007004884A1 (de) * | 2007-01-31 | 2008-08-14 | Advanced Micro Devices, Inc., Sunnyvale | Verfahren zur Herstellung einer Metallschicht über einem strukturierten Dielektrikum durch stromlose Abscheidung unter Anwendung einer selektiv vorgesehenen Aktivierungsschicht |
| US8058164B2 (en) * | 2007-06-04 | 2011-11-15 | Lam Research Corporation | Methods of fabricating electronic devices using direct copper plating |
| JP2009016520A (ja) * | 2007-07-04 | 2009-01-22 | Tokyo Electron Ltd | 半導体装置の製造方法及び半導体装置の製造装置 |
| US8618663B2 (en) * | 2007-09-20 | 2013-12-31 | International Business Machines Corporation | Patternable dielectric film structure with improved lithography and method of fabricating same |
| US7709370B2 (en) | 2007-09-20 | 2010-05-04 | International Business Machines Corporation | Spin-on antireflective coating for integration of patternable dielectric materials and interconnect structures |
| US8084862B2 (en) * | 2007-09-20 | 2011-12-27 | International Business Machines Corporation | Interconnect structures with patternable low-k dielectrics and method of fabricating same |
| US20090127097A1 (en) * | 2007-11-16 | 2009-05-21 | Kei-Wei Chen | Forming Seed Layer in Nano-Trench Structure Using Net Deposition and Net Etch |
| US7727890B2 (en) | 2007-12-10 | 2010-06-01 | International Business Machines Corporation | High aspect ratio electroplated metal feature and method |
| KR100924556B1 (ko) | 2008-01-04 | 2009-11-02 | 주식회사 하이닉스반도체 | 반도체 소자의 금속배선 및 그 형성방법 |
| US8252690B2 (en) * | 2008-02-14 | 2012-08-28 | Taiwan Semiconductor Manufacturing Company, Ltd. | In situ Cu seed layer formation for improving sidewall coverage |
| US7704886B2 (en) * | 2008-02-14 | 2010-04-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Multi-step Cu seed layer formation for improving sidewall coverage |
| US7879720B2 (en) * | 2008-09-30 | 2011-02-01 | Samsung Electronics Co., Ltd. | Methods of forming electrical interconnects using electroless plating techniques that inhibit void formation |
| 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 |
| KR20100133834A (ko) * | 2009-06-12 | 2010-12-22 | 웅진케미칼 주식회사 | 저융점사를 포함하는 원단 |
| US10256142B2 (en) | 2009-08-04 | 2019-04-09 | Novellus Systems, Inc. | Tungsten feature fill with nucleation inhibition |
| US7956463B2 (en) * | 2009-09-16 | 2011-06-07 | International Business Machines Corporation | Large grain size conductive structure for narrow interconnect openings |
| JP5498751B2 (ja) * | 2009-10-05 | 2014-05-21 | 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 |
| WO2011090717A1 (en) * | 2009-12-28 | 2011-07-28 | Gvd Corporation | Coating methods, systems, and related articles |
| WO2012039932A2 (en) * | 2010-09-21 | 2012-03-29 | Applied Materials, Inc. | Methods for forming layers on a substrate |
| TWI413468B (zh) * | 2010-12-29 | 2013-10-21 | Unimicron Technology Corp | 製造內嵌式細線路之方法 |
| US8399353B2 (en) * | 2011-01-27 | 2013-03-19 | Tokyo Electron Limited | Methods of forming copper wiring and copper film, and film forming system |
| US8524599B2 (en) | 2011-03-17 | 2013-09-03 | Micron Technology, Inc. | Methods of forming at least one conductive element and methods of forming a semiconductor structure |
| JP2012231096A (ja) * | 2011-04-27 | 2012-11-22 | Elpida Memory Inc | 半導体装置及びその製造方法 |
| US8525339B2 (en) | 2011-07-27 | 2013-09-03 | International Business Machines Corporation | Hybrid copper interconnect structure and method of fabricating same |
| US8946082B2 (en) * | 2011-09-16 | 2015-02-03 | GlobalFoundries, Inc. | Methods for forming semiconductor devices |
| US20130140688A1 (en) * | 2011-12-02 | 2013-06-06 | Chun-Hung Chen | Through Silicon Via and Method of Manufacturing the Same |
| CN113862634A (zh) | 2012-03-27 | 2021-12-31 | 诺发系统公司 | 钨特征填充 |
| US11437269B2 (en) | 2012-03-27 | 2022-09-06 | Novellus Systems, Inc. | Tungsten feature fill with nucleation inhibition |
| US10381266B2 (en) | 2012-03-27 | 2019-08-13 | Novellus Systems, Inc. | Tungsten feature fill with nucleation inhibition |
| US20140046475A1 (en) * | 2012-08-09 | 2014-02-13 | Applied Materials, Inc. | Method and apparatus deposition process synchronization |
| US8853080B2 (en) | 2012-09-09 | 2014-10-07 | Novellus Systems, Inc. | Method for depositing tungsten film with low roughness and low resistivity |
| US8729702B1 (en) | 2012-11-20 | 2014-05-20 | Stmicroelectronics, Inc. | Copper seed layer for an interconnect structure having a doping concentration level gradient |
| 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 |
| US9748137B2 (en) | 2014-08-21 | 2017-08-29 | Lam Research Corporation | Method for void-free cobalt gap fill |
| US9349637B2 (en) | 2014-08-21 | 2016-05-24 | Lam Research Corporation | Method for void-free cobalt gap fill |
| US9997405B2 (en) | 2014-09-30 | 2018-06-12 | Lam Research Corporation | Feature fill with nucleation inhibition |
| US9768060B2 (en) * | 2014-10-29 | 2017-09-19 | Applied Materials, Inc. | Systems and methods for electrochemical deposition on a workpiece including removing contamination from seed layer surface prior to ECD |
| US9953984B2 (en) | 2015-02-11 | 2018-04-24 | Lam Research Corporation | Tungsten for wordline applications |
| US10170320B2 (en) | 2015-05-18 | 2019-01-01 | Lam Research Corporation | Feature fill with multi-stage nucleation inhibition |
| US9613818B2 (en) | 2015-05-27 | 2017-04-04 | Lam Research Corporation | Deposition of low fluorine tungsten by sequential CVD process |
| US9978605B2 (en) | 2015-05-27 | 2018-05-22 | Lam Research Corporation | Method of forming low resistivity fluorine free tungsten film without nucleation |
| US9754824B2 (en) | 2015-05-27 | 2017-09-05 | Lam Research Corporation | Tungsten films having low fluorine content |
| US10276397B2 (en) * | 2015-06-30 | 2019-04-30 | Taiwan Semiconductor Manufacturing Co., Ltd. | CVD metal seed layer |
| US9754891B2 (en) | 2015-09-23 | 2017-09-05 | International Business Machines Corporation | Low-temperature diffusion doping of copper interconnects independent of seed layer composition |
| US9735051B2 (en) | 2015-12-14 | 2017-08-15 | International Business Machines Corporation | Semiconductor device interconnect structures formed by metal reflow process |
| CN108601603B (zh) | 2016-02-05 | 2021-07-02 | 得克萨斯系统大学董事会 | 手术设备 |
| EP4696340A2 (en) | 2016-02-05 | 2026-02-18 | The Board Of Regents Of The University Of Texas System | Steerable intra-luminal medical device |
| US10573522B2 (en) | 2016-08-16 | 2020-02-25 | Lam Research Corporation | Method for preventing line bending during metal fill process |
| US9852990B1 (en) | 2016-08-17 | 2017-12-26 | International Business Machines Corporation | Cobalt first layer advanced metallization for interconnects |
| US9716063B1 (en) | 2016-08-17 | 2017-07-25 | International Business Machines Corporation | Cobalt top layer advanced metallization for interconnects |
| US10115670B2 (en) | 2016-08-17 | 2018-10-30 | International Business Machines Corporation | Formation of advanced interconnects including set of metal conductor structures in patterned dielectric layer |
| US9859215B1 (en) | 2016-08-17 | 2018-01-02 | International Business Machines Corporation | Formation of advanced interconnects |
| US9941212B2 (en) | 2016-08-17 | 2018-04-10 | International Business Machines Corporation | Nitridized ruthenium layer for formation of cobalt interconnects |
| US10211099B2 (en) | 2016-12-19 | 2019-02-19 | Lam Research Corporation | Chamber conditioning for remote plasma process |
| KR20250073535A (ko) | 2017-08-14 | 2025-05-27 | 램 리써치 코포레이션 | 3차원 수직 nand 워드라인을 위한 금속 충진 프로세스 |
| US11195748B2 (en) | 2017-09-27 | 2021-12-07 | Invensas Corporation | Interconnect structures and methods for forming same |
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| US10937960B2 (en) * | 2018-08-14 | 2021-03-02 | Newport Fab, Llc | Concurrent fabrication of and structure for capacitive terminals and ohmic terminals in a phase-change material (PCM) radio frequency (RF) switch |
| WO2020118100A1 (en) | 2018-12-05 | 2020-06-11 | Lam Research Corporation | Void free low stress fill |
| WO2020123987A1 (en) | 2018-12-14 | 2020-06-18 | Lam Research Corporation | Atomic layer deposition on 3d nand structures |
| WO2020210260A1 (en) | 2019-04-11 | 2020-10-15 | Lam Research Corporation | High step coverage tungsten deposition |
| US12237221B2 (en) | 2019-05-22 | 2025-02-25 | Lam Research Corporation | Nucleation-free tungsten deposition |
| CN112103242B (zh) * | 2019-06-18 | 2024-12-20 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构及其形成方法 |
| WO2021030836A1 (en) | 2019-08-12 | 2021-02-18 | Lam Research Corporation | Tungsten deposition |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02296324A (ja) * | 1989-05-11 | 1990-12-06 | Nec Corp | 半導体装置の製造方法 |
| JPH06349952A (ja) * | 1993-06-14 | 1994-12-22 | Oki Electric Ind Co Ltd | 配線形成方法 |
| JPH07115073A (ja) * | 1993-10-18 | 1995-05-02 | Nec Corp | 半導体装置の製造方法 |
| JPH10275783A (ja) * | 1997-01-31 | 1998-10-13 | Applied Materials Inc | 低温集積メタライゼーションの方法及び装置 |
| JPH1154512A (ja) * | 1997-04-11 | 1999-02-26 | Applied Materials Inc | 超薄ニュークリエーション層を用いた集積cvd/pvd−alの平坦化 |
| WO1999027579A1 (en) * | 1997-11-26 | 1999-06-03 | Applied Materials, Inc. | Damage-free sculptured coating deposition |
| JPH11220021A (ja) * | 1998-01-30 | 1999-08-10 | Fujitsu Ltd | 半導体装置の製造方法 |
| JPH11233631A (ja) * | 1997-11-25 | 1999-08-27 | Samsung Electronics Co Ltd | 半導体装置のコンタクト形成方法 |
| JPH11256318A (ja) * | 1998-03-10 | 1999-09-21 | Sony Corp | 導電性薄膜及びその形成方法、並びに、半導体装置及びその製造方法 |
| JP2001223182A (ja) * | 1999-11-16 | 2001-08-17 | Applied Materials Inc | シード層の改善されたステップカバレージを達成する圧力変調方法 |
Family Cites Families (93)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US147104A (en) * | 1874-02-03 | Improvement in machines for making cotton-laps | ||
| US57527A (en) * | 1866-08-28 | Bronzing-machine | ||
| US140196A (en) * | 1873-06-24 | Abbaham t | ||
| US110147A (en) * | 1870-12-13 | Improvement in side-saddle trees | ||
| US241321A (en) * | 1881-05-10 | Charles h | ||
| US116427A (en) * | 1871-06-27 | Improvement in dentists and barbers chairs | ||
| US121608A (en) * | 1871-12-05 | Improvement in animal-traps | ||
| US45485A (en) * | 1864-12-20 | Improved car-replacer | ||
| US157431A (en) * | 1874-12-01 | Improvement in bottle-stoppers | ||
| US188850A (en) * | 1877-03-27 | Improvement in clothes-pounders | ||
| US129828A (en) * | 1872-07-23 | Improvement in lamps | ||
| JP2856782B2 (ja) * | 1989-10-12 | 1999-02-10 | レール・リキード・ソシエテ・アノニム・プール・レテユード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | 低温cvdによる銅薄膜の形成方法 |
| US5173442A (en) | 1990-07-23 | 1992-12-22 | Microelectronics And Computer Technology Corporation | Methods of forming channels and vias in insulating layers |
| US5219787A (en) | 1990-07-23 | 1993-06-15 | Microelectronics And Computer Technology Corporation | Trenching techniques for forming channels, vias and components in substrates |
| US5151168A (en) | 1990-09-24 | 1992-09-29 | Micron Technology, Inc. | Process for metallizing integrated circuits with electrolytically-deposited copper |
| US5612254A (en) | 1992-06-29 | 1997-03-18 | Intel Corporation | Methods of forming an interconnect on a semiconductor substrate |
| US5403620A (en) | 1992-10-13 | 1995-04-04 | Regents Of The University Of California | Catalysis in organometallic CVD of thin metal films |
| US5354712A (en) | 1992-11-12 | 1994-10-11 | Northern Telecom Limited | Method for forming interconnect structures for integrated circuits |
| US5549808A (en) | 1995-05-12 | 1996-08-27 | International Business Machines Corporation | Method for forming capped copper electrical interconnects |
| JP3979687B2 (ja) | 1995-10-26 | 2007-09-19 | アプライド マテリアルズ インコーポレイテッド | ハロゲンをドープした酸化珪素膜の膜安定性を改良する方法 |
| WO1997022733A1 (en) * | 1995-12-19 | 1997-06-26 | Fsi International | Electroless deposition of metal films with spray processor |
| US6188136B1 (en) * | 1996-06-26 | 2001-02-13 | Kabushiki Kaisha Toshiba | Semiconductor device including a wiring layer having a non-doped or high resistivity polycrystal silicon portion |
| US5693563A (en) | 1996-07-15 | 1997-12-02 | Chartered Semiconductor Manufacturing Pte Ltd. | Etch stop for copper damascene process |
| US6110828A (en) * | 1996-12-30 | 2000-08-29 | Applied Materials, Inc. | In-situ capped aluminum plug (CAP) process using selective CVD AL for integrated plug/interconnect metallization |
| US5913147A (en) * | 1997-01-21 | 1999-06-15 | Advanced Micro Devices, Inc. | Method for fabricating copper-aluminum metallization |
| US5908813A (en) * | 1997-02-14 | 1999-06-01 | Micron Technology, Inc. | Method making integrated circuit metallization with superconductor BEOL wiring |
| US6387805B2 (en) * | 1997-05-08 | 2002-05-14 | Applied Materials, Inc. | Copper alloy seed layer for copper metallization |
| US6605197B1 (en) * | 1997-05-13 | 2003-08-12 | Applied Materials, Inc. | Method of sputtering copper to fill trenches and vias |
| US5969422A (en) * | 1997-05-15 | 1999-10-19 | Advanced Micro Devices, Inc. | Plated copper interconnect structure |
| US5897752A (en) * | 1997-05-20 | 1999-04-27 | Applied Materials, Inc. | Wafer bias ring in a sustained self-sputtering reactor |
| US6069068A (en) * | 1997-05-30 | 2000-05-30 | International Business Machines Corporation | Sub-quarter-micron copper interconnections with improved electromigration resistance and reduced defect sensitivity |
| US5913145A (en) | 1997-08-28 | 1999-06-15 | Texas Instruments Incorporated | Method for fabricating thermally stable contacts with a diffusion barrier formed at high temperatures |
| US6042700A (en) * | 1997-09-15 | 2000-03-28 | Applied Materials, Inc. | Adjustment of deposition uniformity in an inductively coupled plasma source |
| US5882498A (en) | 1997-10-16 | 1999-03-16 | Advanced Micro Devices, Inc. | Method for reducing oxidation of electroplating chamber contacts and improving uniform electroplating of a substrate |
| US5897368A (en) * | 1997-11-10 | 1999-04-27 | General Electric Company | Method of fabricating metallized vias with steep walls |
| US6174811B1 (en) * | 1998-12-02 | 2001-01-16 | Applied Materials, Inc. | Integrated deposition process for copper metallization |
| US6251528B1 (en) * | 1998-01-09 | 2001-06-26 | International Business Machines Corporation | Method to plate C4 to copper stud |
| US6169030B1 (en) * | 1998-01-14 | 2001-01-02 | Applied Materials, Inc. | Metallization process and method |
| US6249055B1 (en) * | 1998-02-03 | 2001-06-19 | Advanced Micro Devices, Inc. | Self-encapsulated copper metallization |
| US6281121B1 (en) * | 1998-03-06 | 2001-08-28 | Advanced Micro Devices, Inc. | Damascene metal interconnects using highly directional deposition of barrier and/or seed layers including (III) filling metal |
| US6197181B1 (en) | 1998-03-20 | 2001-03-06 | Semitool, Inc. | Apparatus and method for electrolytically depositing a metal on a microelectronic workpiece |
| US6130156A (en) | 1998-04-01 | 2000-10-10 | Texas Instruments Incorporated | Variable doping of metal plugs for enhanced reliability |
| US6181012B1 (en) * | 1998-04-27 | 2001-01-30 | International Business Machines Corporation | Copper interconnection structure incorporating a metal seed layer |
| US6015749A (en) * | 1998-05-04 | 2000-01-18 | Taiwan Semiconductor Manufacturing Company | Method to improve adhesion between copper and titanium nitride, for copper interconnect structures, via the use of an ion implantation procedure |
| US6372633B1 (en) * | 1998-07-08 | 2002-04-16 | Applied Materials, Inc. | Method and apparatus for forming metal interconnects |
| US6461675B2 (en) * | 1998-07-10 | 2002-10-08 | Cvc Products, Inc. | Method for forming a copper film on a substrate |
| JP3187011B2 (ja) * | 1998-08-31 | 2001-07-11 | 日本電気株式会社 | 半導体装置の製造方法 |
| US6080285A (en) * | 1998-09-14 | 2000-06-27 | Applied Materials, Inc. | Multiple step ionized metal plasma deposition process for conformal step coverage |
| US6251759B1 (en) * | 1998-10-03 | 2001-06-26 | Applied Materials, Inc. | Method and apparatus for depositing material upon a semiconductor wafer using a transition chamber of a multiple chamber semiconductor wafer processing system |
| US6515343B1 (en) * | 1998-11-19 | 2003-02-04 | Quicklogic Corporation | Metal-to-metal antifuse with non-conductive diffusion barrier |
| US6187670B1 (en) * | 1998-12-02 | 2001-02-13 | Advanced Micro Devices, Inc. | Multi-stage method for forming optimized semiconductor seed layers |
| US6242349B1 (en) * | 1998-12-09 | 2001-06-05 | Advanced Micro Devices, Inc. | Method of forming copper/copper alloy interconnection with reduced electromigration |
| US6261946B1 (en) * | 1999-01-05 | 2001-07-17 | Advanced Micro Devices, Inc. | Method for forming semiconductor seed layers by high bias deposition |
| US6258707B1 (en) * | 1999-01-07 | 2001-07-10 | International Business Machines Corporation | Triple damascence tungsten-copper interconnect structure |
| JP2002534807A (ja) * | 1999-01-08 | 2002-10-15 | アプライド マテリアルズ インコーポレイテッド | フィーチャ表面カバレッジの改善を促進する銅シード層の堆積方法 |
| US6290825B1 (en) | 1999-02-12 | 2001-09-18 | Applied Materials, Inc. | High-density plasma source for ionized metal deposition |
| US6440289B1 (en) * | 1999-04-02 | 2002-08-27 | Advanced Micro Devices, Inc. | Method for improving seed layer electroplating for semiconductor |
| US6037258A (en) | 1999-05-07 | 2000-03-14 | Taiwan Semiconductor Manufacturing Company | Method of forming a smooth copper seed layer for a copper damascene structure |
| US6146517A (en) * | 1999-05-19 | 2000-11-14 | Infineon Technologies North America Corp. | Integrated circuits with copper metallization for interconnections |
| US6147404A (en) * | 1999-05-24 | 2000-11-14 | Advanced Micro Devices, Inc. | Dual barrier and conductor deposition in a dual damascene process for semiconductors |
| US6258223B1 (en) * | 1999-07-09 | 2001-07-10 | Applied Materials, Inc. | In-situ electroless copper seed layer enhancement in an electroplating system |
| US6627542B1 (en) * | 1999-07-12 | 2003-09-30 | Applied Materials, Inc. | Continuous, non-agglomerated adhesion of a seed layer to a barrier layer |
| US6686280B1 (en) | 1999-07-22 | 2004-02-03 | Taiwan Semiconductor Manufacturing Company | Sidewall coverage for copper damascene filling |
| US6410418B1 (en) * | 1999-08-18 | 2002-06-25 | Advanced Micro Devices, Inc. | Recess metallization via selective insulator formation on nucleation/seed layer |
| US6433429B1 (en) * | 1999-09-01 | 2002-08-13 | International Business Machines Corporation | Copper conductive line with redundant liner and method of making |
| US6184138B1 (en) * | 1999-09-07 | 2001-02-06 | Chartered Semiconductor Manufacturing Ltd. | Method to create a controllable and reproducible dual copper damascene structure |
| US6136707A (en) * | 1999-10-02 | 2000-10-24 | Cohen; Uri | Seed layers for interconnects and methods for fabricating such seed layers |
| US6610151B1 (en) * | 1999-10-02 | 2003-08-26 | Uri Cohen | Seed layers for interconnects and methods and apparatus for their fabrication |
| US6924226B2 (en) * | 1999-10-02 | 2005-08-02 | Uri Cohen | Methods for making multiple seed layers for metallic interconnects |
| US6395164B1 (en) * | 1999-10-07 | 2002-05-28 | International Business Machines Corporation | Copper seed layer repair technique using electroless touch-up |
| US6398929B1 (en) * | 1999-10-08 | 2002-06-04 | Applied Materials, Inc. | Plasma reactor and shields generating self-ionized plasma for sputtering |
| US20030116427A1 (en) | 2001-08-30 | 2003-06-26 | Applied Materials, Inc. | Self-ionized and inductively-coupled plasma for sputtering and resputtering |
| US6387800B1 (en) | 1999-12-20 | 2002-05-14 | Taiwan Semiconductor Manufacturing Company | Method of forming barrier and seed layers for electrochemical deposition of copper |
| US6395642B1 (en) | 1999-12-28 | 2002-05-28 | Taiwan Semiconductor Manufacturing Company | Method to improve copper process integration |
| US6403465B1 (en) | 1999-12-28 | 2002-06-11 | Taiwan Semiconductor Manufacturing Company | Method to improve copper barrier properties |
| US6277249B1 (en) | 2000-01-21 | 2001-08-21 | Applied Materials Inc. | Integrated process for copper via filling using a magnetron and target producing highly energetic ions |
| US6251242B1 (en) | 2000-01-21 | 2001-06-26 | Applied Materials, Inc. | Magnetron and target producing an extended plasma region in a sputter reactor |
| US6225221B1 (en) * | 2000-02-10 | 2001-05-01 | Chartered Semiconductor Manufacturing Ltd. | Method to deposit a copper seed layer for dual damascene interconnects |
| US6228759B1 (en) * | 2000-05-02 | 2001-05-08 | Advanced Micro Devices, Inc. | Method of forming an alloy precipitate to surround interconnect to minimize electromigration |
| US6368954B1 (en) | 2000-07-28 | 2002-04-09 | Advanced Micro Devices, Inc. | Method of copper interconnect formation using atomic layer copper deposition |
| US6506668B1 (en) * | 2001-06-22 | 2003-01-14 | Advanced Micro Devices, Inc. | Utilization of annealing enhanced or repaired seed layer to improve copper interconnect reliability |
| US6936906B2 (en) | 2001-09-26 | 2005-08-30 | Applied Materials, Inc. | Integration of barrier layer and seed layer |
| US6515368B1 (en) * | 2001-12-07 | 2003-02-04 | Advanced Micro Devices, Inc. | Semiconductor device with copper-filled via includes a copper-zinc/alloy film for reduced electromigration of copper |
| US7910165B2 (en) | 2002-06-04 | 2011-03-22 | Applied Materials, Inc. | Ruthenium layer formation for copper film deposition |
| US20040140196A1 (en) | 2003-01-17 | 2004-07-22 | Applied Materials, Inc. | Shaping features in sputter deposition |
| US6806192B2 (en) | 2003-01-24 | 2004-10-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of barrier-less integration with copper alloy |
| US6943111B2 (en) | 2003-02-10 | 2005-09-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Barrier free copper interconnect by multi-layer copper seed |
| US7101790B2 (en) | 2003-03-28 | 2006-09-05 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method of forming a robust copper interconnect by dilute metal doping |
| US20050045485A1 (en) | 2003-09-03 | 2005-03-03 | Taiwan Semiconductor Manufacturing Co. Ltd. | Method to improve copper electrochemical deposition |
| US7265038B2 (en) | 2003-11-25 | 2007-09-04 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for forming a multi-layer seed layer for improved Cu ECP |
| US7390329B2 (en) * | 2004-05-07 | 2008-06-24 | Usgi Medical, Inc. | Methods for grasping and cinching tissue anchors |
| US8828054B2 (en) * | 2008-04-02 | 2014-09-09 | Liavatec Corporation | Method and apparatus for meniscal repair |
| US9929006B2 (en) | 2016-07-20 | 2018-03-27 | Micron Technology, Inc. | Silicon chalcogenate precursors, methods of forming the silicon chalcogenate precursors, and related methods of forming silicon nitride and semiconductor structures |
-
2000
- 2000-05-03 US US09/563,733 patent/US6610151B1/en not_active Expired - Lifetime
- 2000-09-14 TW TW089118841A patent/TW504795B/zh not_active IP Right Cessation
- 2000-09-25 KR KR1020027004251A patent/KR20020043604A/ko not_active Withdrawn
- 2000-09-25 WO PCT/US2000/040983 patent/WO2001026145A1/en not_active Ceased
- 2000-09-25 JP JP2001529014A patent/JP2003511858A/ja active Pending
- 2000-12-04 US US09/730,220 patent/US6518668B2/en not_active Expired - Lifetime
-
2003
- 2003-08-14 US US10/640,846 patent/US6903016B2/en not_active Expired - Lifetime
-
2005
- 2005-02-14 US US11/057,485 patent/US7199052B2/en not_active Expired - Lifetime
-
2007
- 2007-01-17 US US11/654,478 patent/US7282445B2/en not_active Expired - Lifetime
- 2007-10-05 US US11/868,435 patent/US7550386B2/en not_active Expired - Lifetime
-
2009
- 2009-05-26 US US12/471,571 patent/US9673090B2/en not_active Expired - Fee Related
- 2009-05-26 US US12/471,557 patent/US20090239372A1/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02296324A (ja) * | 1989-05-11 | 1990-12-06 | Nec Corp | 半導体装置の製造方法 |
| JPH06349952A (ja) * | 1993-06-14 | 1994-12-22 | Oki Electric Ind Co Ltd | 配線形成方法 |
| JPH07115073A (ja) * | 1993-10-18 | 1995-05-02 | Nec Corp | 半導体装置の製造方法 |
| JPH10275783A (ja) * | 1997-01-31 | 1998-10-13 | Applied Materials Inc | 低温集積メタライゼーションの方法及び装置 |
| JPH1154512A (ja) * | 1997-04-11 | 1999-02-26 | Applied Materials Inc | 超薄ニュークリエーション層を用いた集積cvd/pvd−alの平坦化 |
| JPH11233631A (ja) * | 1997-11-25 | 1999-08-27 | Samsung Electronics Co Ltd | 半導体装置のコンタクト形成方法 |
| WO1999027579A1 (en) * | 1997-11-26 | 1999-06-03 | Applied Materials, Inc. | Damage-free sculptured coating deposition |
| JP2001524753A (ja) * | 1997-11-26 | 2001-12-04 | アプライド マテリアルズ インコーポレイテッド | ダメージフリー被覆刻設堆積法 |
| JPH11220021A (ja) * | 1998-01-30 | 1999-08-10 | Fujitsu Ltd | 半導体装置の製造方法 |
| JPH11256318A (ja) * | 1998-03-10 | 1999-09-21 | Sony Corp | 導電性薄膜及びその形成方法、並びに、半導体装置及びその製造方法 |
| JP2001223182A (ja) * | 1999-11-16 | 2001-08-17 | Applied Materials Inc | シード層の改善されたステップカバレージを達成する圧力変調方法 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001217204A (ja) * | 1999-12-22 | 2001-08-10 | Hynix Semiconductor Inc | 半導体素子の銅金属配線形成方法 |
| WO2008010370A1 (fr) * | 2006-07-20 | 2008-01-24 | Tokyo Electron Limited | Procédé de fabrication de dispositif semiconducteur, appareil de fabrication de dispositif semiconducteur, dispositif semiconducteur, programme informatique et support de stockage |
| JP2008028058A (ja) * | 2006-07-20 | 2008-02-07 | Tokyo Electron Ltd | 半導体装置の製造方法、半導体装置の製造装置、半導体装置及び記憶媒体 |
| US8207061B2 (en) | 2006-07-20 | 2012-06-26 | Tokyo Electron Limited | Semiconductor device manufacturing method using valve metal and nitride of valve metal |
| JP2013524019A (ja) * | 2010-04-06 | 2013-06-17 | ティーイーエル ネックス,インコーポレイテッド | ミクロスケール構造中でのシード層堆積 |
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|---|---|
| US20010005056A1 (en) | 2001-06-28 |
| US20050148172A1 (en) | 2005-07-07 |
| US20070117379A1 (en) | 2007-05-24 |
| US20090239372A1 (en) | 2009-09-24 |
| US20040087171A1 (en) | 2004-05-06 |
| KR20020043604A (ko) | 2002-06-10 |
| US6903016B2 (en) | 2005-06-07 |
| WO2001026145A1 (en) | 2001-04-12 |
| US20090233440A1 (en) | 2009-09-17 |
| US6518668B2 (en) | 2003-02-11 |
| US7199052B2 (en) | 2007-04-03 |
| US20080026569A1 (en) | 2008-01-31 |
| US7282445B2 (en) | 2007-10-16 |
| TW504795B (en) | 2002-10-01 |
| WO2001026145A9 (en) | 2002-08-15 |
| US7550386B2 (en) | 2009-06-23 |
| US6610151B1 (en) | 2003-08-26 |
| US9673090B2 (en) | 2017-06-06 |
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