KR20030042105A - 반도체 소자의 캐패시터 및 그 제조방법 - Google Patents
반도체 소자의 캐패시터 및 그 제조방법 Download PDFInfo
- Publication number
- KR20030042105A KR20030042105A KR1020010072621A KR20010072621A KR20030042105A KR 20030042105 A KR20030042105 A KR 20030042105A KR 1020010072621 A KR1020010072621 A KR 1020010072621A KR 20010072621 A KR20010072621 A KR 20010072621A KR 20030042105 A KR20030042105 A KR 20030042105A
- Authority
- KR
- South Korea
- Prior art keywords
- diffusion barrier
- capacitor
- semiconductor device
- barrier layer
- manufacturing
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 42
- 239000004065 semiconductor Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 238000009792 diffusion process Methods 0.000 claims abstract description 72
- 230000004888 barrier function Effects 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 53
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 36
- 239000001301 oxygen Substances 0.000 claims abstract description 33
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 238000000137 annealing Methods 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 8
- 238000005229 chemical vapour deposition Methods 0.000 claims abstract description 6
- 239000002243 precursor Substances 0.000 claims description 18
- LJXPHQCKFMVRLH-UHFFFAOYSA-N [N].[Ti].[Ru] Chemical compound [N].[Ti].[Ru] LJXPHQCKFMVRLH-UHFFFAOYSA-N 0.000 claims description 17
- -1 β-diketonate Chemical group 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 10
- 125000003545 alkoxy group Chemical group 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 150000002500 ions Chemical class 0.000 claims description 7
- 125000006374 C2-C10 alkenyl group Chemical group 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 claims description 4
- ZSWFCLXCOIISFI-UHFFFAOYSA-N endo-cyclopentadiene Natural products C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 2
- 150000002009 diols Chemical class 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims description 2
- 238000010926 purge Methods 0.000 claims description 2
- 150000002431 hydrogen Chemical group 0.000 claims 2
- 239000010936 titanium Substances 0.000 abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052707 ruthenium Inorganic materials 0.000 abstract description 4
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 abstract description 2
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 17
- 239000000463 material Substances 0.000 description 10
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 8
- 229920005591 polysilicon Polymers 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 229910021341 titanium silicide Inorganic materials 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 239000003989 dielectric material Substances 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 229910000510 noble metal Inorganic materials 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910019899 RuO Inorganic materials 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 125000002524 organometallic group Chemical group 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 102000004726 Connectin Human genes 0.000 description 1
- 108010002947 Connectin Proteins 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
-
- 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
- H01L21/76849—Barrier, adhesion or liner layers formed in openings in a dielectric the layer being positioned on top of the main fill metal
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/34—Nitrides
-
- 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
-
- 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
-
- 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
-
- 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
- H01L21/76861—Post-treatment or after-treatment not introducing additional chemical elements into the layer
- H01L21/76862—Bombardment with particles, e.g. treatment in noble gas plasmas; UV irradiation
-
- 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
- H01L21/7687—Thin films associated with contacts of capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
- H01L28/65—Electrodes comprising a noble metal or a noble metal oxide, e.g. platinum (Pt), ruthenium (Ru), ruthenium dioxide (RuO2), iridium (Ir), iridium dioxide (IrO2)
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
- H01L28/75—Electrodes comprising two or more layers, e.g. comprising a barrier layer and a metal layer
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
- H10B12/033—Making the capacitor or connections thereto the capacitor extending over the transistor
- H10B12/0335—Making a connection between the transistor and the capacitor, e.g. plug
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/55—Capacitors with a dielectric comprising a perovskite structure material
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (17)
- 기판상에 형성된 루테늄-티타늄-질소의 삼원계 원소로 구성된 확산방지막;상기 확산방지막상에 형성된 하부전극;상기 하부전극상에 형성된 유전체;상기 유전체상에 형성된 상부전극을 포함하는 반도체 소자의 캐패시터.
- 제1항에 있어서,상기 루테늄-티타늄-질소의 삼원계 원소로 구성된 확산방지막은 Ru = 50 ∼ 90 at%, Ti = 10 ∼ 50 at%, N = 10 ∼ 80 at% 의 조성을 갖는 것을 특징으로 하는 반도체 소자.
- 제1항에 있어서,상기 루테늄-티타늄-질소의 삼원계 원소로 구성된 확산방지막의 두께는 200 ∼ 1000Å 인 것을 특징으로 하는 반도체 소자의 캐패시터.
- 제1항에 있어서,상기 확산방지막상에 형성된 표면산화막을 더 포함하여 구성되는 것을 특징으로 하는 반도체 소자의 캐패시터.
- 반도체 소자의 제조공정에 있어서,기판상에 루테늄-티타늄-질소의 삼원계 원소로 확산방지막을 형성하는 단계;상기 확산방지막을 어닐링하는 단계;상기 확산방지막상에 하부전극, 유전체, 상부전극을 적층하여 형성하는 단계를 포함하여 이루어지는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 루테늄-티타늄-질소의 삼원계 원소로 확산방지막을 형성하는 단계는 유기금속화학기상증착법을 이용하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 루테늄-티타늄-질소의 삼원계 원소로 확산방지막을 형성하는 단계는100 ∼ 900℃의 온도범위에서 200 ∼ 1000Å의 두께로 확산방지막을 형성하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 루테늄-티타늄-질소의 삼원계 원소로 확산방지막을 형성하는 단계에서 상기 루테늄-티타늄-질소의 삼원계 원소의 조성은 Ru = 50 ∼ 90at%, Ti = 10 ∼ 50at%, N = 10 ∼ 80at% 으로 하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제6항에 있어서,Ru 선구물질은 RuX2를 사용하고 Ti 선구물질은 TiX4를 사용하며 X는 수소, C1- C10알킬, C2- C10알케닐, C1- C8알콕시, C6- C12아릴, β-디케토네이트, 시클로펜타디에닐, C1- C8알킬시클로펜타디에닐 및 상기의 물질들에 할로겐이 첨가된 유도체들 중 어느 하나를 사용하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제6항에 있어서,Ru 선구물질은 RuX3를 사용하고 Ti 선구물질은 TiCl4를 사용하며 X는 수소, C1- C10알킬, C2- C10알케닐, C1- C8알콕시, C6- C12아릴, β-디케토네이트, 시클로펜타디에닐, C1- C8알킬시클로펜타디에닐 및 상기의 물질들에 할로겐이 첨가된 유도체들 중 어느 하나를 사용하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제6항에 있어서,퍼즈(purge)기체로는 N2, He, Ne, Ar, H2또는 이들의 혼합기체를 사용하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제9항 또는 제10항에 있어서,반응기체로는 O2, NH3, H2O, H2O2, ROH, RCOOH, C2- C10diol 중에서 적어도 산소가 포함되도록 혼합된 기체를 사용하며 R은 C1- C10alkyl, C2- C10alkenyl, C1- C8alkoxy, C6- C12aryl 및 상기의 물질들에 할로겐이 첨가된 유도체들 중 어느 하나를 사용하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 확산방지막을 어닐링하는 단계는O2분위기 또는 Ar+O2분위기 또는 N2+O2분위기에서 O2, Ar 또는 N2의 조성비를 변화시켜 가며 100 ∼ 650℃의 온도범위와 1분 ∼ 5분의 시간동안 급속열처리를 수행하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 확산방지막을 어닐링하는 단계는전기장에 의해 가속된 산소이온을 이용하여 100 ∼ 650℃의 온도범위에서 1 ∼ 5분동안 어닐하여 확산방지막의 표면을 조밀화시키는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 확산방지막을 어닐링하는 단계는챔버내에서 산소이온, Ar이온 또는 N2이온을 이용하여 100 ∼ 650℃, 1분 ∼ 5분의 조건에서 확산방지막의 표면을 조밀하게 한 다음, 균일한 산화층을 형성하는것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 확산방지막을 어닐링하는 단계는챔버내에서 NH4,NH4플라즈마 또는 산소 플라즈마를 이용하여 100 ∼ 650℃, 1분 ∼ 5분 동안 열처리를 한 후, 균일한 산화층을 형성하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
- 제5항에 있어서,상기 확산방지막을 어닐링하는 단계는챔버내에서 UV(Ultra Violet) 오존을 이용하여 100 ∼ 650℃, 1 ∼ 5분 동안 확산방지막의 표면을 조밀하게 만들고 균일한 산화층을 형성하는 것을 특징으로 하는 반도체 소자의 캐패시터 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0072621A KR100399073B1 (ko) | 2001-11-21 | 2001-11-21 | 반도체 소자의 캐패시터 및 그 제조방법 |
US10/222,684 US6706627B2 (en) | 2001-11-21 | 2002-08-16 | Method of manufacturing capacitor with a diffusion barrier containing ruthenium, titanium and nitrogen |
US10/739,234 US7105883B2 (en) | 2001-11-21 | 2003-12-18 | Semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0072621A KR100399073B1 (ko) | 2001-11-21 | 2001-11-21 | 반도체 소자의 캐패시터 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030042105A true KR20030042105A (ko) | 2003-05-28 |
KR100399073B1 KR100399073B1 (ko) | 2003-09-26 |
Family
ID=19716152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0072621A KR100399073B1 (ko) | 2001-11-21 | 2001-11-21 | 반도체 소자의 캐패시터 및 그 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (2) | US6706627B2 (ko) |
KR (1) | KR100399073B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100440072B1 (ko) * | 2001-12-10 | 2004-07-14 | 주식회사 하이닉스반도체 | 반도체소자의 캐패시터 형성방법 |
JP2008078390A (ja) * | 2006-09-21 | 2008-04-03 | Fujitsu Ltd | 半導体装置およびその製造方法 |
DE102008015270A1 (de) * | 2008-03-20 | 2009-10-15 | Qimonda Ag | Herstellungsverfahren einer leitfähigen Schicht für eine integrierte Schaltung |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01265542A (ja) * | 1988-04-15 | 1989-10-23 | Toshiba Corp | 半導体装置 |
US5668040A (en) * | 1995-03-20 | 1997-09-16 | Lg Semicon Co., Ltd. | Method for forming a semiconductor device electrode which also serves as a diffusion barrier |
KR100189982B1 (ko) * | 1995-11-29 | 1999-06-01 | 윤종용 | 고유전체 캐패시터의 제조방법 |
JP4214553B2 (ja) * | 1996-12-26 | 2009-01-28 | ソニー株式会社 | 誘電体キャパシタおよび不揮発性メモリ |
US6600183B1 (en) * | 1997-07-01 | 2003-07-29 | Texas Instruments Incorporated | Integrated circuit capacitor and memory |
JP3169866B2 (ja) * | 1997-11-04 | 2001-05-28 | 日本電気株式会社 | 薄膜キャパシタ及びその製造方法 |
JP3092659B2 (ja) * | 1997-12-10 | 2000-09-25 | 日本電気株式会社 | 薄膜キャパシタ及びその製造方法 |
US6320213B1 (en) * | 1997-12-19 | 2001-11-20 | Advanced Technology Materials, Inc. | Diffusion barriers between noble metal electrodes and metallization layers, and integrated circuit and semiconductor devices comprising same |
KR100574678B1 (ko) * | 1998-05-25 | 2006-04-27 | 가부시키가이샤 히타치세이사쿠쇼 | 반도체장치 및 그 제조방법 |
US6509601B1 (en) * | 1998-07-31 | 2003-01-21 | Samsung Electronics Co., Ltd. | Semiconductor memory device having capacitor protection layer and method for manufacturing the same |
US6284655B1 (en) * | 1998-09-03 | 2001-09-04 | Micron Technology, Inc. | Method for producing low carbon/oxygen conductive layers |
KR20020053967A (ko) * | 2000-12-26 | 2002-07-06 | 박종섭 | 캐패시터 제조 방법 |
KR100721184B1 (ko) * | 2001-02-06 | 2007-05-23 | 주식회사 하이닉스반도체 | 반도체 커패시터의 제조방법 |
US6900498B2 (en) * | 2001-05-08 | 2005-05-31 | Advanced Technology Materials, Inc. | Barrier structures for integration of high K oxides with Cu and Al electrodes |
KR100414872B1 (ko) * | 2001-08-29 | 2004-01-13 | 주식회사 하이닉스반도체 | 반도체소자 및 그 제조 방법 |
-
2001
- 2001-11-21 KR KR10-2001-0072621A patent/KR100399073B1/ko not_active IP Right Cessation
-
2002
- 2002-08-16 US US10/222,684 patent/US6706627B2/en not_active Expired - Fee Related
-
2003
- 2003-12-18 US US10/739,234 patent/US7105883B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7105883B2 (en) | 2006-09-12 |
KR100399073B1 (ko) | 2003-09-26 |
US20030094646A1 (en) | 2003-05-22 |
US20040129968A1 (en) | 2004-07-08 |
US6706627B2 (en) | 2004-03-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4314413B2 (ja) | Ta▲下2▼O▲下5▼誘電体層の製造方法 | |
US6548368B1 (en) | Method of forming a MIS capacitor | |
US6376299B1 (en) | Capacitor for semiconductor memory device and method of manufacturing the same | |
KR100417855B1 (ko) | 반도체소자의 캐패시터 및 그 제조방법 | |
KR100424710B1 (ko) | 반도체 소자의 제조방법 | |
US6777740B2 (en) | Capacitor for semiconductor memory device and method of manufacturing the same | |
US20030059959A1 (en) | Method for fabricating capacitor | |
KR100399073B1 (ko) | 반도체 소자의 캐패시터 및 그 제조방법 | |
US6818522B2 (en) | Method for forming capacitor of semiconductor device with RuTiN and RuTiO diffusion barrier | |
KR100713906B1 (ko) | 반도체 소자의 캐패시터 형성방법 | |
KR100614576B1 (ko) | 캐패시터 제조 방법 | |
KR100533981B1 (ko) | 반도체 장치의 캐패시터 제조방법 | |
KR100422596B1 (ko) | 캐패시터의 제조 방법 | |
KR100513804B1 (ko) | 반도체 소자의 캐패시터 제조방법 | |
KR100646923B1 (ko) | 반도체 소자의 커패시터 제조 방법 | |
KR100680952B1 (ko) | 반도체 소자의 캐패시터 형성방법 | |
KR100604664B1 (ko) | 이중 유전막을 구비한 캐패시터 및 그 제조 방법 | |
KR100886626B1 (ko) | 반도체 장치의 캐패시터 제조방법 | |
KR100504434B1 (ko) | 반도체장치의 커패시터 제조방법 | |
KR100772685B1 (ko) | 캐패시터 형성 방법 | |
KR100437618B1 (ko) | (Ta-Ti)ON 유전체 박막을 이용한 반도체 소자의캐패시터 형성 방법 | |
KR100713908B1 (ko) | 반도체 소자의 캐패시터 형성방법 | |
KR20040003967A (ko) | 반도체장치의 캐패시터 제조방법 | |
KR20030002022A (ko) | 캐패시터의 제조 방법 | |
KR20040001902A (ko) | 반도체장치의 캐패시터 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20120824 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20130822 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20140822 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20150824 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20160822 Year of fee payment: 14 |
|
FPAY | Annual fee payment |
Payment date: 20170824 Year of fee payment: 15 |
|
LAPS | Lapse due to unpaid annual fee |