CN1734772A - 半导体器件及其制造方法 - Google Patents
半导体器件及其制造方法 Download PDFInfo
- Publication number
- CN1734772A CN1734772A CN200510080959.1A CN200510080959A CN1734772A CN 1734772 A CN1734772 A CN 1734772A CN 200510080959 A CN200510080959 A CN 200510080959A CN 1734772 A CN1734772 A CN 1734772A
- Authority
- CN
- China
- Prior art keywords
- capacitor
- cylindrical
- electrode
- semiconductor layer
- bottom electrode
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims description 89
- 238000004519 manufacturing process Methods 0.000 title description 5
- 239000003990 capacitor Substances 0.000 claims abstract description 189
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 48
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000010703 silicon Substances 0.000 claims abstract description 46
- 239000010410 layer Substances 0.000 claims description 196
- 239000012535 impurity Substances 0.000 claims description 38
- 239000011229 interlayer Substances 0.000 claims description 29
- 230000004888 barrier function Effects 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005468 ion implantation Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 57
- 239000011248 coating agent Substances 0.000 description 31
- 238000000576 coating method Methods 0.000 description 31
- 208000005189 Embolism Diseases 0.000 description 18
- 239000007789 gas Substances 0.000 description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 14
- 229910052698 phosphorus Inorganic materials 0.000 description 14
- 239000011574 phosphorus Substances 0.000 description 14
- 238000005530 etching Methods 0.000 description 12
- 230000003647 oxidation Effects 0.000 description 12
- 238000007254 oxidation reaction Methods 0.000 description 12
- 230000004048 modification Effects 0.000 description 9
- 238000012986 modification Methods 0.000 description 9
- 238000001259 photo etching Methods 0.000 description 8
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 7
- 229920005591 polysilicon Polymers 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 6
- 230000001590 oxidative effect Effects 0.000 description 6
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052796 boron Inorganic materials 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000003550 marker Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 235000019994 cava Nutrition 0.000 description 2
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000005380 borophosphosilicate glass Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000004968 peroxymonosulfuric acids Chemical class 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Semiconductor Memories (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004186805 | 2004-06-24 | ||
JP2004186805 | 2004-06-24 | ||
JP2005181977 | 2005-06-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1734772A true CN1734772A (zh) | 2006-02-15 |
CN100411178C CN100411178C (zh) | 2008-08-13 |
Family
ID=36077063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100809591A Expired - Fee Related CN100411178C (zh) | 2004-06-24 | 2005-06-24 | 半导体器件及其制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100411178C (zh) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100277909B1 (ko) * | 1998-12-23 | 2001-02-01 | 김영환 | 커패시터의 구조 및 제조 방법 |
JP2002368133A (ja) * | 2001-06-08 | 2002-12-20 | Matsushita Electric Ind Co Ltd | 半導体装置およびその製造方法 |
JP2004039821A (ja) * | 2002-07-02 | 2004-02-05 | Elpida Memory Inc | 半導体装置の製造方法 |
KR100477807B1 (ko) * | 2002-09-17 | 2005-03-22 | 주식회사 하이닉스반도체 | 캐패시터 및 그의 제조 방법 |
-
2005
- 2005-06-24 CN CNB2005100809591A patent/CN100411178C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN100411178C (zh) | 2008-08-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: PS4 LASCO CO., LTD. Free format text: FORMER OWNER: NIHITATSU MEMORY CO., LTD. Effective date: 20130828 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130828 Address after: Luxemburg Luxemburg Patentee after: ELPIDA MEMORY INC. Address before: Tokyo, Japan Patentee before: Nihitatsu Memory Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20150624 |
|
EXPY | Termination of patent right or utility model |