KR100345014B1 - 갈륨비소 기판의 박막 커패시터와 그 제조 방법 - Google Patents
갈륨비소 기판의 박막 커패시터와 그 제조 방법 Download PDFInfo
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- KR100345014B1 KR100345014B1 KR1019950705147A KR19950705147A KR100345014B1 KR 100345014 B1 KR100345014 B1 KR 100345014B1 KR 1019950705147 A KR1019950705147 A KR 1019950705147A KR 19950705147 A KR19950705147 A KR 19950705147A KR 100345014 B1 KR100345014 B1 KR 100345014B1
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- 239000003990 capacitor Substances 0.000 title claims abstract description 35
- 239000000758 substrate Substances 0.000 title claims abstract description 29
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910001218 Gallium arsenide Inorganic materials 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 38
- 239000010409 thin film Substances 0.000 title claims description 19
- 230000008569 process Effects 0.000 title description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000004888 barrier function Effects 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 7
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 230000009467 reduction Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 52
- 229910044991 metal oxide Inorganic materials 0.000 claims description 34
- 150000004706 metal oxides Chemical class 0.000 claims description 34
- 238000000137 annealing Methods 0.000 claims description 26
- 229910052454 barium strontium titanate Inorganic materials 0.000 claims description 19
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000002243 precursor Substances 0.000 claims description 13
- 239000012705 liquid precursor Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 229910052697 platinum Inorganic materials 0.000 claims description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- 229910052788 barium Inorganic materials 0.000 claims description 7
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 229910052712 strontium Inorganic materials 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 239000003989 dielectric material Substances 0.000 claims description 5
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 5
- 229910052715 tantalum Inorganic materials 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910021334 nickel silicide Inorganic materials 0.000 claims description 2
- RUFLMLWJRZAWLJ-UHFFFAOYSA-N nickel silicide Chemical compound [Ni]=[Si]=[Ni] RUFLMLWJRZAWLJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 229910021332 silicide Inorganic materials 0.000 claims description 2
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 2
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 claims description 2
- -1 alkoxide carboxylate Chemical class 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 229910052581 Si3N4 Inorganic materials 0.000 abstract description 7
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 abstract description 7
- 230000008020 evaporation Effects 0.000 abstract description 2
- 238000001704 evaporation Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000000059 patterning Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- OBETXYAYXDNJHR-SSDOTTSWSA-M (2r)-2-ethylhexanoate Chemical compound CCCC[C@@H](CC)C([O-])=O OBETXYAYXDNJHR-SSDOTTSWSA-M 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- TZRXHJWUDPFEEY-UHFFFAOYSA-N Pentaerythritol Tetranitrate Chemical compound [O-][N+](=O)OCC(CO[N+]([O-])=O)(CO[N+]([O-])=O)CO[N+]([O-])=O TZRXHJWUDPFEEY-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- OBETXYAYXDNJHR-UHFFFAOYSA-N alpha-ethylcaproic acid Natural products CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000005493 condensed matter Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002109 crystal growth method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005621 ferroelectricity Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000012702 metal oxide precursor Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910021341 titanium silicide Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
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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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1204—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material inorganic material, e.g. non-oxide and non-metallic such as sulfides, nitrides based compounds
- C23C18/1208—Oxides, e.g. ceramics
- C23C18/1216—Metal oxides
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/682—Capacitors having no potential barriers having dielectrics comprising perovskite structures
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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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1225—Deposition of multilayers of inorganic material
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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
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02172—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides
- H01L21/02197—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides the material having a perovskite structure, e.g. BaTiO3
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- H—ELECTRICITY
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- 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
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- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02205—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition
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- 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
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02282—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process liquid deposition, e.g. spin-coating, sol-gel techniques, spray coating
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Abstract
Description
Claims (10)
- 갈륨비소 기판(11)을 제공하는 단계, 이 기판상에 장벽층(12)을형성하는단계, 제 1 전극(16)을 형성하는 단계, 제 1 전극상에 유전체 물질의 금속산화물층(22)을 형성하는 단계, 이금속산화물층상에 제 2 전극(24)을형성하는 단계로 구성되는갈륨비소 기판의박막 커패시터의 제조방법에 있어서,상기유전체 물질의 금속산화물층(22)을 형성하는단계가 고체상 유전체인 티탄산 스트론튬 바륨을 얻기 위하여 바륨, 스트론튬 및 티타늄 금속성분을 함유하는 용액으로 구성되는 액상 전구체를제공하는 단계, 이액상 전구체를 제 1 전극(16)에도포하는 단계와,티탄산 스트론튬 바륨으로 구성되는 유전체 물질의 금속산화물층(22)을 형성하기 위하여상기 제 1 전극상의 상기액상 전구체를 처리하는 단계로 구성됨을특징으로 하는갈륨비소기판의 박막 커패시터 제조방법.
- 제 1 항에 있어서,액상 전구체를 제공하는 단계가제 1 용제에 상기바륨, 스트론튬 및 티타늄금속성분으로 구성되는용액을 제공하는 단계와제 2 용제로구성되는 상기 액상 전구체를 제공하기 위하여용제교환을수행하는 단계를 포함함을 특징으로 하는방법.
- 제 1 항에 있어서,액상 전구체가 금속 알콕시카르복실레이트로 구성됨을특징으로 하는방법.
- 제 1 항에 있어서, 장벽층(12)을형성하는 단계와 제 1 전극(16)을형성하는 단계 사이에 응력감소층(14)을형성하는 단계를 포함함을 특징으로 하는방법.
- 제 4 항에 있어서, 응력감소층(14)이약 1000 Å 두께의 이산화규소로 구성되고장벽층(12)이약 1500 Å 두께의 Si3N4 로 구성됨을 특징으로 하는방법.
- 제 1 항에 있어서,액상전구체를 처리하는 단계가 제 1전극(16)상의액상전구체를 200 ~ 500 ℃ 의 온도까지 가열하는 단계를 포함하고 또한 이 처리단계가제 1 전극상의액상전구체를 600 ~850℃ 의 온도로 어닐링하는 단계를 포함함을 특징으로 하는방법.
- 제 1 항에 있어서,액상전구체를 처리하는 단계가 티탄산 스트론튬 바륨으로 구성되는 금속산화물층(22)을 1 ~ 90 분동안 어닐링하는 제 1 어닐링단계와,상기 티탄산 스트론튬 바륨으로 구성되는 금속산화물층을 1 ~ 90 분 동안 어닐링하는 제 2 어닐링단계를포함함을 특징으로 하는방법.
- 제 1 항에 있어서,금속산화물층(22)을 구성하는 티탄산 스트론튬 바륨이화학식 Ba0.7Sr0.3TiO3 로 표시됨을 특징으로 하는방법.
- 제 1 항에 있어서, 제 1 전극(16)을형성하는 단계가 티타늄,탄탈, 니켈,규화탄탈,규화니켈, 팔라듐으로 구성된 그룹으로부터 선택된 접착층(18)을형성하는 단계와,백금층(20)을형성하는 단계를 포함함을 특징으로 하는방법.
- 갈륨비소 기판(11), 이 기판상에 형성된장벽층(12), 이 장벽층(12) 상에 형성된응력감소층(14)과, 이 응력감소층상에 형성되고 제 1 전극(16)과 제 2 전극(24)으로 구성되며 이들 전극사이에 유전체 물질인 금속산화물층(22)이 형성된 커패시터(10)로 구성되는 갈륨비소 기판의 박막 커패시터에 있어서, 금속산화물층(22)을 구성하는 유전체 물질이 티탄산 스트론튬 바륨으로 구성됨을 특징으로 하는 갈륨비소 기판의 박막 커패시터.
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/214,401 US5620739A (en) | 1991-02-25 | 1994-03-17 | Thin film capacitors on gallium arsenide substrate and process for making the same |
US08/214401 | 1994-03-17 | ||
US08/280,601 US5612082A (en) | 1991-12-13 | 1994-07-26 | Process for making metal oxides |
US08/280601 | 1994-07-26 | ||
US08/280,601 | 1994-07-26 | ||
US08/214,401 | 1994-07-26 | ||
PCT/US1995/003254 WO1995025340A1 (en) | 1994-03-17 | 1995-03-16 | Thin film capacitors on gallium arsenide substrate and process for making the same |
Publications (2)
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KR960702676A KR960702676A (ko) | 1996-04-27 |
KR100345014B1 true KR100345014B1 (ko) | 2002-11-30 |
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KR1019950705147A Expired - Lifetime KR100345014B1 (ko) | 1994-03-17 | 1995-03-16 | 갈륨비소 기판의 박막 커패시터와 그 제조 방법 |
Country Status (6)
Country | Link |
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EP (1) | EP0699343B1 (ko) |
JP (2) | JPH09501019A (ko) |
KR (1) | KR100345014B1 (ko) |
CA (1) | CA2163130C (ko) |
DE (1) | DE69522628T2 (ko) |
WO (1) | WO1995025340A1 (ko) |
Families Citing this family (5)
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JP3188179B2 (ja) * | 1995-09-26 | 2001-07-16 | シャープ株式会社 | 強誘電体薄膜素子の製造方法及び強誘電体メモリ素子の製造方法 |
GB2338962B (en) * | 1996-06-19 | 2000-11-29 | Nec Corp | Thin film formation method |
US6319764B1 (en) | 1999-08-25 | 2001-11-20 | Micron Technology, Inc. | Method of forming haze-free BST films |
CN104425440B (zh) * | 2013-08-27 | 2017-09-08 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件及其形成方法 |
US20160293334A1 (en) * | 2015-03-31 | 2016-10-06 | Tdk Corporation | Thin film capacitor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5122477A (en) * | 1990-03-16 | 1992-06-16 | U.S. Philips Corporation | Method of manufacturing a semiconductor device comprising capacitors which form memory elements and comprise a ferroelectric dielectric material having multilayer lower and upper electrodes |
US5217754A (en) * | 1987-07-27 | 1993-06-08 | Trustees Of The University Of Pennsylvania | Organometallic precursors in conjunction with rapid thermal annealing for synthesis of thin film ceramics |
Family Cites Families (3)
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US5423285A (en) * | 1991-02-25 | 1995-06-13 | Olympus Optical Co., Ltd. | Process for fabricating materials for ferroelectric, high dielectric constant, and integrated circuit applications |
EP0616726B1 (en) * | 1991-12-13 | 2001-06-06 | Symetrix Corporation | Layered superlattice material applications |
JP3254715B2 (ja) * | 1992-03-17 | 2002-02-12 | 松下電器産業株式会社 | 半導体装置の製造方法 |
-
1995
- 1995-03-16 CA CA002163130A patent/CA2163130C/en not_active Expired - Lifetime
- 1995-03-16 DE DE69522628T patent/DE69522628T2/de not_active Expired - Lifetime
- 1995-03-16 JP JP7524164A patent/JPH09501019A/ja active Pending
- 1995-03-16 WO PCT/US1995/003254 patent/WO1995025340A1/en active IP Right Grant
- 1995-03-16 EP EP95912921A patent/EP0699343B1/en not_active Expired - Lifetime
- 1995-03-16 KR KR1019950705147A patent/KR100345014B1/ko not_active Expired - Lifetime
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2007
- 2007-01-16 JP JP2007006719A patent/JP2007184622A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5217754A (en) * | 1987-07-27 | 1993-06-08 | Trustees Of The University Of Pennsylvania | Organometallic precursors in conjunction with rapid thermal annealing for synthesis of thin film ceramics |
US5122477A (en) * | 1990-03-16 | 1992-06-16 | U.S. Philips Corporation | Method of manufacturing a semiconductor device comprising capacitors which form memory elements and comprise a ferroelectric dielectric material having multilayer lower and upper electrodes |
Also Published As
Publication number | Publication date |
---|---|
JP2007184622A (ja) | 2007-07-19 |
DE69522628T2 (de) | 2002-04-18 |
WO1995025340A1 (en) | 1995-09-21 |
DE69522628D1 (de) | 2001-10-18 |
CA2163130C (en) | 2005-05-24 |
EP0699343B1 (en) | 2001-09-12 |
EP0699343A1 (en) | 1996-03-06 |
CA2163130A1 (en) | 1995-09-21 |
KR960702676A (ko) | 1996-04-27 |
JPH09501019A (ja) | 1997-01-28 |
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