KR100273767B1 - 반도체소자의 텅스텐막 제조방법 및 그에 따라 제조되는 반도체소자 - Google Patents
반도체소자의 텅스텐막 제조방법 및 그에 따라 제조되는 반도체소자 Download PDFInfo
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- KR100273767B1 KR100273767B1 KR1019980045540A KR19980045540A KR100273767B1 KR 100273767 B1 KR100273767 B1 KR 100273767B1 KR 1019980045540 A KR1019980045540 A KR 1019980045540A KR 19980045540 A KR19980045540 A KR 19980045540A KR 100273767 B1 KR100273767 B1 KR 100273767B1
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- semiconductor device
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 229910052721 tungsten Inorganic materials 0.000 title claims abstract description 94
- 239000010937 tungsten Substances 0.000 title claims abstract description 94
- 239000004065 semiconductor Substances 0.000 title claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 60
- 239000002184 metal Substances 0.000 claims abstract description 60
- 238000000034 method Methods 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 239000010936 titanium Substances 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 7
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 7
- 229910052719 titanium Inorganic materials 0.000 claims description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 40
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
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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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
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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
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
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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
- H01L21/02—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
- H01L21/28568—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 the conductive layers comprising transition metals
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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
- H01L21/76853—Barrier, adhesion or liner layers characterized by particular after-treatment steps
- H01L21/76855—After-treatment introducing at least one additional element into the layer
- H01L21/76856—After-treatment introducing at least one additional element into the layer by treatment in plasmas or gaseous environments, e.g. nitriding a refractory metal liner
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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
- H01L21/76871—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers
- H01L21/76876—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers for deposition from the gas phase, e.g. CVD
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/10—Applying interconnections to be used for carrying current between separate components within a device
- H01L2221/1068—Formation and after-treatment of conductors
- H01L2221/1073—Barrier, adhesion or liner layers
- H01L2221/1084—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers
- H01L2221/1089—Stacks of seed layers
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- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (12)
- 반도체기판상에 형성된 경계금속막 표면을 40Torr 이상의 압력분위기에서 SiH4가스를 이용하여 전(前)처리시키는 단계;그 유량비율이 [WF6] / [SiH4] ≤ 1인 WF6+ SiH4가스를 이용하여 상기 전처리가 이루어진 경계금속막 표면상에 텅스텐시드층을 형성시키는 단계; 및WF6가스를 이용하여 상기 텅스텐시드층이 형성된 경계금속막상에 텅스텐막(W Film)을 형성시키는 단계;를 구비하여 이루어짐을 특징으로 하는 반도체소자의 텅스텐막 제조방법.
- 제 1 항에 있어서,상기 경계금속막은 티타늄막(Ti Film) 및 질화티타늄막(TiN Film)을 순차적으로 형성된 것임을 특징으로 하는 상기 반도체소자의 텅스텐막 제조방법.
- 제 2 항에 있어서,상기 경계금속막은 반도체기판상에 형성된 콘택홀(Contact Hole)을 포함하는 특정 패턴(Pattern)의 표면상에 형성된 것임을 특징으로 하는 상기 반도체소자의 텅스텐막 제조방법.
- 제 1 항에 있어서,상기 경계금속막 표면을 전처리하는 단계의 압력분위기는 바람직하게는 90Torr 이상인 것을 특징으로 하는 상기 반도체소자의 텅스텐막 제조방법.
- 제 1 항에 있어서,상기 텅스텐시드층은 대기압미만의 압력분위기에서 형성시키는 것을 특징으로 하는 상기 반도체소자의 텅스텐막 제조방법.
- 제 5 항에 있어서,상기 텅스텐시드층은 4 내지 5Torr의 압력분위기에서 형성시키는 것을 특징으로 하는 상기 반도체소자 텅스텐막 제조방법.
- 제 1 항에 있어서,상기 텅스텐막은 WF6가스에 H2가스를 혼합시킨 WF6+ H2가스를 이용하여 형성시키는 것을 특징으로 하는 상기 반도체소자의 텅스텐막 제조방법.
- 반도체기판상에 형성된 경계금속막; 및40Torr 이상의 압력분위기에서 SiH4가스를 이용하여 상기 경계금속막 표면을 전처리시키고, 유량비율이 [WF6] / [SiH4] ≤ 1인 WF6+ SiH4가스를 이용하여 텅스텐시드층을 형성시킨 후 WF6가스를 이용하여 상기 경계금속막상에 형성된 텅스텐막;을 구비하여 이루어진 것을 특징으로 하는 반도체소자.
- 제 8 항에 있어서,상기 경계금속막은 티타늄막 및 질화티타늄막이 순차적으로 형성된 것임을 특징으로 하는 상기 반도체소자.
- 제 8 항에 있어서,상기 경계금속막은 콘택홀을 포함하는 특정 패턴의 표면상에 형성된 것임을 특징으로 하는 상기 반도체소자.
- 제 8 항에 있어서,상기 텅스텐막은 그 비저항이 9.9 내지 10.1μΩcm인 것을 특징으로 하는 상기 반도체소자.
- 제 8 항에 있어서,상기 텅스텐막은 그 그레인사이즈의 평균값이 3,500 내지 4,000Å이고, 그 두께가 4,000 내지 5,000Å인 것을 특징으로 하는 상기 반도체소자.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980045540A KR100273767B1 (ko) | 1998-10-28 | 1998-10-28 | 반도체소자의 텅스텐막 제조방법 및 그에 따라 제조되는 반도체소자 |
US09/357,126 US6579794B1 (en) | 1998-10-28 | 1999-07-20 | Tungsten layer formation method for semiconductor device and semiconductor device using the same |
TW088118205A TW429477B (en) | 1998-10-28 | 1999-10-21 | Tungsten layer formation method for semiconductor device and semiconductor device using the same |
JP30530899A JP3630597B2 (ja) | 1998-10-28 | 1999-10-27 | 半導体素子のタングステン膜製造方法 |
US09/609,927 US6404054B1 (en) | 1998-10-28 | 2000-07-05 | Tungsten layer formation method for semiconductor device and semiconductor device using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1019980045540A KR100273767B1 (ko) | 1998-10-28 | 1998-10-28 | 반도체소자의 텅스텐막 제조방법 및 그에 따라 제조되는 반도체소자 |
Publications (2)
Publication Number | Publication Date |
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KR20000027585A KR20000027585A (ko) | 2000-05-15 |
KR100273767B1 true KR100273767B1 (ko) | 2001-01-15 |
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KR1019980045540A KR100273767B1 (ko) | 1998-10-28 | 1998-10-28 | 반도체소자의 텅스텐막 제조방법 및 그에 따라 제조되는 반도체소자 |
Country Status (4)
Country | Link |
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US (2) | US6579794B1 (ko) |
JP (1) | JP3630597B2 (ko) |
KR (1) | KR100273767B1 (ko) |
TW (1) | TW429477B (ko) |
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CN113424300A (zh) | 2018-12-14 | 2021-09-21 | 朗姆研究公司 | 在3d nand结构上的原子层沉积 |
KR20210141762A (ko) | 2019-04-11 | 2021-11-23 | 램 리써치 코포레이션 | 고 단차 커버리지 (step coverage) 텅스텐 증착 |
US11469139B2 (en) * | 2019-09-20 | 2022-10-11 | Taiwan Semiconductor Manufacturing Company, Ltd. | Bottom-up formation of contact plugs |
US11257755B2 (en) | 2020-06-15 | 2022-02-22 | Taiwan Semiconductor Manufacturing Co., Ltd. | Metal loss prevention in conductive structures |
KR20220030455A (ko) * | 2020-09-01 | 2022-03-11 | 삼성전자주식회사 | 반도체 장치 |
KR20220030456A (ko) * | 2020-09-01 | 2022-03-11 | 삼성전자주식회사 | 반도체 장치 |
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US5527629A (en) * | 1990-12-17 | 1996-06-18 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process of depositing a layer of silicon oxide bonded to a substrate of polymeric material using high pressure and electrical discharge |
GB9219267D0 (en) * | 1992-09-11 | 1992-10-28 | Inmos Ltd | Manufacture of semiconductor devices |
KR950012738B1 (ko) * | 1992-12-10 | 1995-10-20 | 현대전자산업주식회사 | 반도체소자의 텅스텐 콘택 플러그 제조방법 |
US5599739A (en) * | 1994-12-30 | 1997-02-04 | Lucent Technologies Inc. | Barrier layer treatments for tungsten plug |
US5994220A (en) * | 1996-02-02 | 1999-11-30 | Micron Technology, Inc. | Method for forming a semiconductor connection with a top surface having an enlarged recess |
US5712206A (en) * | 1996-03-20 | 1998-01-27 | Vanguard International Semiconductor Corporation | Method of forming moisture barrier layers for integrated circuit applications |
JP3341619B2 (ja) * | 1997-03-04 | 2002-11-05 | 東京エレクトロン株式会社 | 成膜装置 |
US6174795B1 (en) * | 1999-03-31 | 2001-01-16 | Taiwan Semiconductor Manufacturing Co., Ltd | Method for preventing tungsten contact plug loss after a backside pressure fault |
US6146991A (en) * | 1999-09-03 | 2000-11-14 | Taiwan Semiconductor Manufacturing Company | Barrier metal composite layer featuring a thin plasma vapor deposited titanium nitride capping layer |
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1998
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1999
- 1999-07-20 US US09/357,126 patent/US6579794B1/en not_active Expired - Lifetime
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US6404054B1 (en) | 2002-06-11 |
JP2000133715A (ja) | 2000-05-12 |
JP3630597B2 (ja) | 2005-03-16 |
TW429477B (en) | 2001-04-11 |
KR20000027585A (ko) | 2000-05-15 |
US6579794B1 (en) | 2003-06-17 |
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