CN1205650C - 一种电容下层储存电极的制作方法 - Google Patents
一种电容下层储存电极的制作方法 Download PDFInfo
- Publication number
- CN1205650C CN1205650C CN02143224.4A CN02143224A CN1205650C CN 1205650 C CN1205650 C CN 1205650C CN 02143224 A CN02143224 A CN 02143224A CN 1205650 C CN1205650 C CN 1205650C
- Authority
- CN
- China
- Prior art keywords
- amorphous silicon
- doped amorphous
- layer
- silicon layer
- processing procedure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 122
- 238000003860 storage Methods 0.000 title claims abstract description 65
- 239000003990 capacitor Substances 0.000 title abstract description 5
- 239000004065 semiconductor Substances 0.000 claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 claims abstract description 29
- 238000000151 deposition Methods 0.000 claims abstract description 18
- 230000008021 deposition Effects 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000013078 crystal Substances 0.000 claims abstract description 13
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 116
- 230000004888 barrier function Effects 0.000 claims description 41
- 239000002019 doping agent Substances 0.000 claims description 34
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 10
- 229920005591 polysilicon Polymers 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 4
- -1 phosphonium ion Chemical class 0.000 claims 4
- 239000012798 spherical particle Substances 0.000 claims 3
- 238000005530 etching Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract 5
- 238000009413 insulation Methods 0.000 abstract 4
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 18
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 6
- 235000012431 wafers Nutrition 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- 229910003818 SiH2Cl2 Inorganic materials 0.000 description 1
- 229910020286 SiOxNy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- H01L28/84—
-
- H01L28/75—
-
- 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
- H01L21/28525—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 semiconducting material
-
- H01L28/91—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/964—Roughened surface
Landscapes
- Semiconductor Memories (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/682,402 US6432772B1 (en) | 2001-08-30 | 2001-08-30 | Method of forming a lower storage node of a capacitor |
US09/682,402 | 2001-08-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1404104A CN1404104A (zh) | 2003-03-19 |
CN1205650C true CN1205650C (zh) | 2005-06-08 |
Family
ID=24739537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02143224.4A Expired - Fee Related CN1205650C (zh) | 2001-08-30 | 2002-08-30 | 一种电容下层储存电极的制作方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6432772B1 (zh) |
CN (1) | CN1205650C (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100331554B1 (ko) * | 1999-09-27 | 2002-04-06 | 윤종용 | 인접된 커패시터 사이의 크로스토크가 억제된 반도체 소자의 커패시터 어레이 및 그 제조방법 |
US6706591B1 (en) * | 2002-01-22 | 2004-03-16 | Taiwan Semiconductor Manufacturing Company | Method of forming a stacked capacitor structure with increased surface area for a DRAM device |
US6916723B2 (en) * | 2003-04-25 | 2005-07-12 | Micron Technology, Inc. | Methods of forming rugged semiconductor-containing surfaces |
TWI221657B (en) * | 2003-05-30 | 2004-10-01 | Nanya Technology Corp | Method of forming crown capacitor |
KR100620660B1 (ko) | 2004-06-17 | 2006-09-14 | 주식회사 하이닉스반도체 | 반도체 소자의 저장전극 제조 방법 |
JP6059085B2 (ja) | 2013-05-27 | 2017-01-11 | 東京エレクトロン株式会社 | トレンチを充填する方法及び処理装置 |
CN108231654B (zh) * | 2018-01-12 | 2020-09-18 | 上海华虹宏力半导体制造有限公司 | 对形成有mos结构的基底的静电吸附的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100230363B1 (ko) * | 1996-06-28 | 1999-11-15 | 윤종용 | 반도체장치의 커패시터 제조방법 |
US5937314A (en) * | 1997-02-28 | 1999-08-10 | Micron Technology, Inc. | Diffusion-enhanced crystallization of amorphous materials to improve surface roughness |
US6037219A (en) * | 1998-06-25 | 2000-03-14 | Vanguard International Semiconductor Corporation | One step in situ doped amorphous silicon layers used for selective hemispherical grain silicon formation for crown shaped capacitor applications |
US6046083A (en) * | 1998-06-26 | 2000-04-04 | Vanguard International Semiconductor Corporation | Growth enhancement of hemispherical grain silicon on a doped polysilicon storage node capacitor structure, for dynamic random access memory applications |
US6090679A (en) * | 1998-11-30 | 2000-07-18 | Worldwide Semiconductor Manufacturing Corporation | Method for forming a crown capacitor |
TW425701B (en) * | 1999-04-27 | 2001-03-11 | Taiwan Semiconductor Mfg | Manufacturing method of stack-type capacitor |
US6121084A (en) * | 2000-01-27 | 2000-09-19 | Micron Technology, Inc. | Semiconductor processing methods of forming hemispherical grain polysilicon layers, methods of forming capacitors, and capacitors |
-
2001
- 2001-08-30 US US09/682,402 patent/US6432772B1/en not_active Expired - Lifetime
-
2002
- 2002-08-30 CN CN02143224.4A patent/CN1205650C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1404104A (zh) | 2003-03-19 |
US6432772B1 (en) | 2002-08-13 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LANZE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LIANHUA ELECTRONIC CO., LTD. Effective date: 20100802 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 000000 HSINCHU CITY, TAIWAN PROVINCE, CHINA TO: DELAWARE STATE, USA |
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TR01 | Transfer of patent right |
Effective date of registration: 20100802 Address after: Delaware Patentee after: Blue Ze Technology Co., Ltd. Address before: 000000 Hsinchu, Taiwan, China Patentee before: United Microelectronics Corporation |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050608 Termination date: 20130830 |