KR100379505B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
- Publication number
- KR100379505B1 KR100379505B1 KR10-2000-0041370A KR20000041370A KR100379505B1 KR 100379505 B1 KR100379505 B1 KR 100379505B1 KR 20000041370 A KR20000041370 A KR 20000041370A KR 100379505 B1 KR100379505 B1 KR 100379505B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- silicon film
- semiconductor device
- hsg
- doping
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000004065 semiconductor Substances 0.000 title claims abstract description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 44
- 239000010703 silicon Substances 0.000 claims abstract description 44
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 3
- RLOWWWKZYUNIDI-UHFFFAOYSA-N phosphinic chloride Chemical compound ClP=O RLOWWWKZYUNIDI-UHFFFAOYSA-N 0.000 claims description 3
- 239000002019 doping agent Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 238000001289 rapid thermal chemical vapour deposition Methods 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
-
- 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
- H01L28/82—Electrodes with an enlarged surface, e.g. formed by texturisation
- H01L28/84—Electrodes with an enlarged surface, e.g. formed by texturisation being a rough surface, e.g. using hemispherical grains
-
- 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
- H01L21/314—Inorganic layers
- H01L21/3143—Inorganic layers composed of alternated layers or of mixtures of nitrides and oxides or of oxinitrides, e.g. formation of oxinitride by oxidation of nitride layers
- H01L21/3144—Inorganic layers composed of alternated layers or of mixtures of nitrides and oxides or of oxinitrides, e.g. formation of oxinitride by oxidation of nitride layers on silicon
-
- 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
- H01L21/314—Inorganic layers
- H01L21/316—Inorganic layers composed of oxides or glassy oxides or oxide based glass
- H01L21/31604—Deposition from a gas or vapour
-
- 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
- H01L21/314—Inorganic layers
- H01L21/316—Inorganic layers composed of oxides or glassy oxides or oxide based glass
- H01L21/31604—Deposition from a gas or vapour
- H01L21/31616—Deposition of Al2O3
- H01L21/3162—Deposition of Al2O3 on a silicon body
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Semiconductor Memories (AREA)
- Junction Field-Effect Transistors (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (5)
- 반도체 기판상에 실리콘막을 형성하는 단계;상기 실리콘막의 표면에 반구형의 돌출부를 갖는 HSG를 형성하는 단계;상기 HSG가 형성된 실리콘막의 표면을 세정하여 이물질을 제거하는 단계;도핑 공정으로 상기 HSG가 형성된 실리콘막의 불순물 농도를 증가시켜 하부 전극을 형성하는 단계;세정 공정없이 상기 불순물 농도가 증가된 실리콘막상에 유전막, 상부 전극을 차례로 형성하는 단계를 포함하여 이루어지는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 실리콘막의 세정 공정을 HF가 포함된 용액 또는 HF가 포함된 기체를 사용하여 진행하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 세정 공정시에 실리콘막상의 표면 산화막이 제거되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 실리콘막의 도핑 공정을 700 ~ 950℃의 온도에서 진행하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 실리콘막의 도핑 공정을 PH3또는 POCl3을 이용하여 진행하는 것을 특징으로 하는 반도체 소자의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0041370A KR100379505B1 (ko) | 2000-07-19 | 2000-07-19 | 반도체 소자의 제조 방법 |
US09/723,244 US6620708B1 (en) | 2000-07-19 | 2000-11-28 | Method for fabricating a semiconductor device utilizing hemispherical grain silicon and doping to increase capacitance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0041370A KR100379505B1 (ko) | 2000-07-19 | 2000-07-19 | 반도체 소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020007849A KR20020007849A (ko) | 2002-01-29 |
KR100379505B1 true KR100379505B1 (ko) | 2003-04-10 |
Family
ID=19678753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0041370A KR100379505B1 (ko) | 2000-07-19 | 2000-07-19 | 반도체 소자의 제조 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6620708B1 (ko) |
KR (1) | KR100379505B1 (ko) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5623243A (en) * | 1990-03-20 | 1997-04-22 | Nec Corporation | Semiconductor device having polycrystalline silicon layer with uneven surface defined by hemispherical or mushroom like shape silicon grain |
JP3149910B2 (ja) * | 1997-06-05 | 2001-03-26 | 日本電気株式会社 | 半導体装置の製造方法 |
KR100274593B1 (ko) * | 1997-09-04 | 2000-12-15 | 윤종용 | 디램 셀 캐패시터 및 그의 제조 방법 |
JP2000012783A (ja) * | 1998-06-22 | 2000-01-14 | Nippon Asm Kk | 半導体素子の製造方法 |
US6284655B1 (en) * | 1998-09-03 | 2001-09-04 | Micron Technology, Inc. | Method for producing low carbon/oxygen conductive layers |
US6124166A (en) | 1999-06-28 | 2000-09-26 | United Microelectronics Corp. | Method of forming a lower electrode of a capacitor in a DRAM cell |
US6403407B1 (en) * | 2000-06-02 | 2002-06-11 | International Business Machines Corporation | Method of forming fully self-aligned TFT with improved process window |
-
2000
- 2000-07-19 KR KR10-2000-0041370A patent/KR100379505B1/ko not_active IP Right Cessation
- 2000-11-28 US US09/723,244 patent/US6620708B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6620708B1 (en) | 2003-09-16 |
KR20020007849A (ko) | 2002-01-29 |
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