KR101059709B1 - 반도체 장치의 제조 방법 - Google Patents
반도체 장치의 제조 방법 Download PDFInfo
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- KR101059709B1 KR101059709B1 KR1020087029414A KR20087029414A KR101059709B1 KR 101059709 B1 KR101059709 B1 KR 101059709B1 KR 1020087029414 A KR1020087029414 A KR 1020087029414A KR 20087029414 A KR20087029414 A KR 20087029414A KR 101059709 B1 KR101059709 B1 KR 101059709B1
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- intermediate layer
- metal
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- semiconductor device
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims description 50
- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 229910052751 metal Inorganic materials 0.000 claims abstract description 90
- 239000002184 metal Substances 0.000 claims abstract description 90
- 229910052802 copper Inorganic materials 0.000 claims abstract description 52
- 239000010949 copper Substances 0.000 claims abstract description 52
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 51
- 230000004888 barrier function Effects 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 238000004544 sputter deposition Methods 0.000 claims abstract description 12
- 239000010408 film Substances 0.000 claims description 86
- 230000008569 process Effects 0.000 claims description 35
- 238000005530 etching Methods 0.000 claims description 25
- 239000010409 thin film Substances 0.000 claims description 22
- 239000000758 substrate Substances 0.000 claims description 21
- 150000004767 nitrides Chemical class 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910052723 transition metal Inorganic materials 0.000 claims description 4
- 150000003624 transition metals Chemical class 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims 2
- 239000007789 gas Substances 0.000 abstract description 21
- 229910052760 oxygen Inorganic materials 0.000 abstract description 15
- 239000012495 reaction gas Substances 0.000 abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 14
- 239000000956 alloy Substances 0.000 abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 13
- 239000001301 oxygen Substances 0.000 abstract description 13
- 229910045601 alloy Inorganic materials 0.000 abstract description 12
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 8
- 230000009257 reactivity Effects 0.000 abstract description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 20
- 239000011572 manganese Substances 0.000 description 20
- 230000001681 protective effect Effects 0.000 description 18
- 239000000463 material Substances 0.000 description 10
- 229910052748 manganese Inorganic materials 0.000 description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 7
- RRZKHZBOZDIQJG-UHFFFAOYSA-N azane;manganese Chemical compound N.[Mn] RRZKHZBOZDIQJG-UHFFFAOYSA-N 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 239000000470 constituent Substances 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005498 polishing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- -1 SiN Chemical class 0.000 description 1
- 229910004541 SiN Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/53204—Conductive materials
- H01L23/53209—Conductive materials based on metals, e.g. alloys, metal silicides
- H01L23/53228—Conductive materials based on metals, e.g. alloys, metal silicides the principal metal being copper
- H01L23/53238—Additional layers associated with copper layers, e.g. adhesion, barrier, cladding 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02631—Physical deposition at reduced pressure, e.g. MBE, sputtering, evaporation
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/04—Coating on selected surface areas, e.g. using masks
- C23C14/046—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/18—Metallic material, boron or silicon on other inorganic substrates
- C23C14/185—Metallic material, boron or silicon on other inorganic substrates by cathodic sputtering
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- 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
- H01L21/2855—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 physical means, e.g. sputtering, evaporation
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- 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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76829—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76831—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers in via holes or trenches, e.g. non-conductive sidewall liners
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- 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
- H01L21/76844—Bottomless liners
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- 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
- H01L21/76861—Post-treatment or after-treatment not introducing additional chemical elements into the layer
- H01L21/76864—Thermal treatment
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- 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
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- 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
- H01L21/76873—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers for electroplating
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- 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
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
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- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/5329—Insulating materials
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- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
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Abstract
Description
Claims (6)
- 기판과, 상기 기판 표면에 배치되며, 구멍이 형성된 제 1 절연막을 갖는 처리 대상물의,상기 구멍의 측벽에 구리를 함유하는 박막을 스퍼터링에 의해 형성하는 반도체 장치의 제조 방법으로서,전이 금속과, Al 과, Mg 로 이루어지는 확산성 금속군에서 선택되는 적어도 1 종류 이상의 확산성 금속이 첨가된 타깃과, 상기 처리 대상물이 배치된 진공조에,상기 확산성 금속과 반응하여 상기 확산성 금속의 산화물 또는 질화물을 생성하는 반응 가스와, 스퍼터 가스를 공급하고, 상기 타깃에 전압을 인가하여 스퍼터링하여,구리를 함유하고, 상기 확산성 금속과 상기 반응 가스를 함유하는 중간층을 생성하는 중간층 형성 공정을 갖는, 반도체 장치의 제조 방법.
- 제 1 항에 있어서,상기 중간층 형성 공정 후에,상기 중간층 형성 공정에서 인가한 전압보다 작은 전압을 상기 타깃에 인가하고,상기 처리 대상물을 유지하는 기판 홀더에 고주파 전압을 인가하는 에칭 공 정을 갖는, 반도체 장치의 제조 방법.
- 제 2 항에 있어서,상기 에칭 공정 후에,상기 중간층을 가열하여, 상기 구멍의 측벽 표면에, 상기 확산성 금속의 질화물 또는 산화물을 함유하는 배리어막과,상기 배리어막 표면에, 구리를 함유하는 하지층을 형성하는 가열 공정을 갖는, 반도체 장치의 제조 방법.
- 제 3 항에 있어서,상기 구멍의 저면에는 금속 배선의 표면이 위치하고,상기 에칭 공정 후에, 상기 구멍의 저면과 상기 구멍의 측벽 상에 금속층을 석출시키는, 반도체 장치의 제조 방법.
- 제 2 항에 있어서,상기 제 1 절연막 상에는, 상기 제 1 절연막이 노출되는 홈을 갖는 제 2 절연막이 배치되고,상기 구멍은 상기 홈의 저면에 배치되고,상기 중간층 형성 공정은, 상기 홈의 측벽과 상기 홈의 저면에도 상기 중간층을 형성하는, 반도체 장치의 제조 방법.
- 제 5 항에 있어서,상기 에칭 공정은, 상기 홈의 저면에 성장하는 상기 중간층을 남기는, 반도체 장치의 제조 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006193879 | 2006-07-14 | ||
JPJP-P-2006-193879 | 2006-07-14 | ||
PCT/JP2007/063891 WO2008007732A1 (en) | 2006-07-14 | 2007-07-12 | Method for manufacturing semiconductor device |
Publications (2)
Publication Number | Publication Date |
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KR20090010089A KR20090010089A (ko) | 2009-01-28 |
KR101059709B1 true KR101059709B1 (ko) | 2011-08-29 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020087029414A KR101059709B1 (ko) | 2006-07-14 | 2007-07-12 | 반도체 장치의 제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090120787A1 (ko) |
JP (1) | JP5145225B2 (ko) |
KR (1) | KR101059709B1 (ko) |
CN (1) | CN101490811B (ko) |
TW (1) | TWI397125B (ko) |
WO (1) | WO2008007732A1 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7932176B2 (en) * | 2008-03-21 | 2011-04-26 | President And Fellows Of Harvard College | Self-aligned barrier layers for interconnects |
JP5343417B2 (ja) * | 2008-06-25 | 2013-11-13 | 富士通セミコンダクター株式会社 | 半導体装置およびその製造方法 |
JP5339830B2 (ja) * | 2008-09-22 | 2013-11-13 | 三菱マテリアル株式会社 | 密着性に優れた薄膜トランジスター用配線膜およびこの配線膜を形成するためのスパッタリングターゲット |
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JP2013080779A (ja) * | 2011-10-03 | 2013-05-02 | Ulvac Japan Ltd | 半導体装置の製造方法、半導体装置 |
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US9076661B2 (en) | 2012-04-13 | 2015-07-07 | Applied Materials, Inc. | Methods for manganese nitride integration |
WO2013191065A1 (ja) * | 2012-06-18 | 2013-12-27 | 東京エレクトロン株式会社 | マンガン含有膜の形成方法 |
TWI609095B (zh) * | 2013-05-30 | 2017-12-21 | 應用材料股份有限公司 | 用於氮化錳整合之方法 |
US9275952B2 (en) * | 2014-01-24 | 2016-03-01 | International Business Machines Corporation | Ultrathin superlattice of MnO/Mn/MnN and other metal oxide/metal/metal nitride liners and caps for copper low dielectric constant interconnects |
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US20050156315A1 (en) * | 2002-01-24 | 2005-07-21 | Lee Eal H. | Thin films, structures having thin films, and methods of forming thin films |
JP2005285820A (ja) * | 2004-03-26 | 2005-10-13 | Ulvac Japan Ltd | バイアススパッタ成膜方法及び膜厚制御方法 |
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JP2003178999A (ja) | 2001-10-05 | 2003-06-27 | Handotai Rikougaku Kenkyu Center:Kk | 無電解メッキ方法、埋め込み配線の形成方法、及び埋め込み配線 |
JP2005166757A (ja) | 2003-11-28 | 2005-06-23 | Advanced Lcd Technologies Development Center Co Ltd | 配線構造体、配線構造体の形成方法、薄膜トランジスタ、薄膜トランジスタの形成方法、及び表示装置 |
JP2005277390A (ja) | 2004-02-27 | 2005-10-06 | Handotai Rikougaku Kenkyu Center:Kk | 半導体装置及びその製造方法 |
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WO2008007732A1 (en) | 2008-01-17 |
KR20090010089A (ko) | 2009-01-28 |
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