KR20040005645A - 반도체 장치 및 그 제조 방법 - Google Patents
반도체 장치 및 그 제조 방법 Download PDFInfo
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- KR20040005645A KR20040005645A KR1020030045983A KR20030045983A KR20040005645A KR 20040005645 A KR20040005645 A KR 20040005645A KR 1020030045983 A KR1020030045983 A KR 1020030045983A KR 20030045983 A KR20030045983 A KR 20030045983A KR 20040005645 A KR20040005645 A KR 20040005645A
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- Prior art keywords
- film
- silicon nitride
- nitride film
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- 239000004065 semiconductor Substances 0.000 title claims description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 85
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 83
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 59
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 28
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 230000015572 biosynthetic process Effects 0.000 claims description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims description 6
- 230000008021 deposition Effects 0.000 claims description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000000460 chlorine Substances 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000005229 chemical vapour deposition Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 description 207
- 238000005755 formation reaction Methods 0.000 description 18
- 239000007789 gas Substances 0.000 description 8
- 239000011229 interlayer Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000003746 surface roughness Effects 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910021426 porous silicon Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- -1 200~760Torr Chemical compound 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
Description
Claims (12)
- 반도체 기판 상에 형성되고, 밀도가 2.2g/㎤ 이하인 실리콘 질화막과,상기 실리콘 질화막 상에, TEOS 및 O3을 포함하는 분위기 속에서 성막된 실리콘 산화막을 구비하는 것을 특징으로 하는 반도체 장치.
- 반도체 기판 상에 형성된 게이트 전극과,상기 게이트 전극을 덮도록 형성되고, 밀도가 2.2g/㎤ 이하인 실리콘 질화막과,상기 실리콘 질화막 상에, TEOS 및 O3을 포함하는 분위기 속에서 성막된 실리콘 산화막을 구비하는 것을 특징으로 하는 반도체 장치.
- 반도체 기판의 표면 부분에 형성된 홈의 내부 표면을 덮도록 형성되고, 밀도가 2.2g/㎤ 이하인 실리콘 질화막과,상기 실리콘 질화막으로 덮인 상기 홈의 내부를 매립하도록, TEOS 및 O3을 포함하는 분위기 속에서 성막된 실리콘 산화막을 구비하는 것을 특징으로 하는 반도체 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 실리콘 질화막은 질소/실리콘비가 1.2 이하인 것을 특징으로 하는 반도체 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 실리콘 질화막은 막 내에 포함되는 염소 농도가 1.0E21∼1.0E22atoms/㎤인 것을 특징으로 하는 반도체 장치.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 실리콘 질화막은 막 표면으로부터 깊이 1∼3㎚에 걸쳐, 산소 농도가 1.0E21atoms/㎤ 이상인 것을 특징으로 하는 반도체 장치.
- 반도체 기판 상에, 밀도가 2.2g/㎤ 이하인 실리콘 질화막을 형성하는 공정과,성막 온도가 500℃ 이하, 성막 압력이 200∼760Torr, TEOS 및 O3을 포함하고 O3의 농도가 5wt% 이상인 분위기에서, 상기 실리콘 질화막 상에 실리콘 산화막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 반도체 기판 상에 게이트 전극을 형성하는 공정과,상기 게이트 전극을 덮도록, 밀도가 2.2g/㎤ 이하인 실리콘 질화막을 형성하는 공정과,성막 온도가 500℃ 이하, 성막 압력이 200∼760Torr, TEOS 및 O3을 포함하여 O3의 농도가 5wt% 이상인 분위기에서, 상기 실리콘 질화막 상에 실리콘 산화막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 반도체 기판의 표면 부분에 홈을 형성하는 공정과,상기 홈의 내부 표면을 덮도록, 밀도가 2.2g/㎤ 이하인 실리콘 질화막을 형성하는 공정과,성막 온도가 500℃ 이하, 성막 압력이 200∼760Torr, TEOS 및 O3을 포함하여 O3의 농도가 5wt% 이상인 분위기에서, 상기 실리콘 질화막으로 덮인 상기 홈의 내부를 매립하도록 실리콘 산화막을 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제7항 내지 제9항 중 어느 한 항에 있어서,상기 실리콘 질화막을 형성하는 공정에서는, SinCl(2n+2-x)Hx(n은 2 이상의 정수, x는 0 이상 2n+1 이하의 정수)를 원료로 하고, 감압 CVD법을 이용하여 상기 실리콘 질화막을 형성하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제7항 내지 제9항 중 어느 한 항에 있어서,상기 실리콘 질화막을 형성하는 공정에서는, 성막 온도를 350∼600℃로 설정함으로써, 상기 실리콘 질화막의 밀도를 2.2g/㎤ 이하로 하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제7항 내지 제9항 중 어느 한 항에 있어서,상기 실리콘 질화막을 형성하는 공정에서는, 성막 온도를 350∼600℃로 설정함으로써, 질소/실리콘비를 1.2 이하로 하는 것을 특징으로 하는 반도체 장치의 제조 방법.
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JP2002200266A JP3586268B2 (ja) | 2002-07-09 | 2002-07-09 | 半導体装置及びその製造方法 |
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JP (1) | JP3586268B2 (ko) |
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JP2004134687A (ja) * | 2002-10-15 | 2004-04-30 | Toshiba Corp | 半導体装置及びその製造方法 |
US20040171252A1 (en) * | 2003-02-28 | 2004-09-02 | Haoren Zhuang | Reduced contamination of tools in semiconductor processing |
JP5132068B2 (ja) * | 2006-03-27 | 2013-01-30 | 株式会社東芝 | 半導体装置及びその製造方法 |
EP2020956A2 (en) * | 2006-05-26 | 2009-02-11 | Nanyang Technological University | Implantable article, method of forming same and method for reducing thrombogenicity |
US8206636B2 (en) | 2008-06-20 | 2012-06-26 | Amaranth Medical Pte. | Stent fabrication via tubular casting processes |
US10898620B2 (en) | 2008-06-20 | 2021-01-26 | Razmodics Llc | Composite stent having multi-axial flexibility and method of manufacture thereof |
US8206635B2 (en) | 2008-06-20 | 2012-06-26 | Amaranth Medical Pte. | Stent fabrication via tubular casting processes |
JP5378287B2 (ja) * | 2009-09-11 | 2013-12-25 | 株式会社東芝 | 半導体装置の製造方法 |
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JP2682403B2 (ja) * | 1993-10-29 | 1997-11-26 | 日本電気株式会社 | 半導体装置の製造方法 |
JPH1092810A (ja) * | 1996-09-10 | 1998-04-10 | Mitsubishi Electric Corp | 半導体装置 |
JPH113936A (ja) * | 1997-06-13 | 1999-01-06 | Nec Corp | 半導体装置の製造方法 |
US6235650B1 (en) * | 1997-12-29 | 2001-05-22 | Vanguard International Semiconductor Corporation | Method for improved semiconductor device reliability |
JP2994616B2 (ja) | 1998-02-12 | 1999-12-27 | キヤノン販売株式会社 | 下地表面改質方法及び半導体装置の製造方法 |
JP2975919B2 (ja) | 1998-02-27 | 1999-11-10 | 株式会社半導体プロセス研究所 | 下地表面改質方法及び半導体装置の製造方法 |
US6037018A (en) * | 1998-07-01 | 2000-03-14 | Taiwan Semiconductor Maufacturing Company | Shallow trench isolation filled by high density plasma chemical vapor deposition |
US6407007B1 (en) * | 1998-11-17 | 2002-06-18 | Taiwan Semiconductor Manufacturing Company | Method to solve the delamination of a silicon nitride layer from an underlying spin on glass layer |
JP2001168092A (ja) * | 1999-01-08 | 2001-06-22 | Toshiba Corp | 半導体装置およびその製造方法 |
US6251795B1 (en) * | 1999-04-08 | 2001-06-26 | Wafertech, L.L.C. | Method for depositing high density plasma chemical vapor deposition oxide with improved topography |
US6228780B1 (en) * | 1999-05-26 | 2001-05-08 | Taiwan Semiconductor Manufacturing Company | Non-shrinkable passivation scheme for metal em improvement |
JP3229294B2 (ja) | 1999-06-04 | 2001-11-19 | キヤノン販売株式会社 | 被成膜面の改質方法及び半導体装置の製造方法 |
KR100623587B1 (ko) | 2000-06-30 | 2006-09-12 | 주식회사 하이닉스반도체 | 반도체소자 및 그의 제조 방법 |
KR100557943B1 (ko) * | 2000-06-30 | 2006-03-10 | 주식회사 하이닉스반도체 | 플라즈마공정에 의한 에스티아이 공정의 특성개선방법 |
US6489254B1 (en) * | 2000-08-29 | 2002-12-03 | Atmel Corporation | Method of forming pre-metal dielectric film on a semiconductor substrate including first layer of undoped oxide of high ozone:TEOS volume ratio and second layer of low ozone doped BPSG |
JP4003031B2 (ja) * | 2000-09-04 | 2007-11-07 | セイコーエプソン株式会社 | 半導体装置の製造方法 |
JP2002190518A (ja) * | 2000-12-20 | 2002-07-05 | Mitsubishi Electric Corp | 半導体装置とその製造方法 |
US20020197823A1 (en) * | 2001-05-18 | 2002-12-26 | Yoo Jae-Yoon | Isolation method for semiconductor device |
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JP3586268B2 (ja) | 2004-11-10 |
JP2004047565A (ja) | 2004-02-12 |
KR100551185B1 (ko) | 2006-02-14 |
US6841850B2 (en) | 2005-01-11 |
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