KR101147727B1 - 사이클릭 박막 증착 방법 - Google Patents
사이클릭 박막 증착 방법 Download PDFInfo
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- KR101147727B1 KR101147727B1 KR1020100074608A KR20100074608A KR101147727B1 KR 101147727 B1 KR101147727 B1 KR 101147727B1 KR 1020100074608 A KR1020100074608 A KR 1020100074608A KR 20100074608 A KR20100074608 A KR 20100074608A KR 101147727 B1 KR101147727 B1 KR 101147727B1
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- 125000004122 cyclic group Chemical group 0.000 title claims abstract description 18
- 230000008021 deposition Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 14
- 239000010409 thin film Substances 0.000 title description 2
- 239000010408 film Substances 0.000 claims abstract description 97
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 73
- 239000010703 silicon Substances 0.000 claims abstract description 72
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 72
- 239000000758 substrate Substances 0.000 claims abstract description 46
- 238000010926 purge Methods 0.000 claims abstract description 42
- 239000012495 reaction gas Substances 0.000 claims abstract description 42
- 238000000151 deposition Methods 0.000 claims abstract description 31
- 239000007789 gas Substances 0.000 claims abstract description 29
- 239000012686 silicon precursor Substances 0.000 claims abstract description 21
- 238000007736 thin film deposition technique Methods 0.000 claims abstract description 18
- 238000000280 densification Methods 0.000 claims abstract description 15
- 239000006227 byproduct Substances 0.000 claims abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
- 239000001301 oxygen Substances 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 9
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- -1 oxygen anion Chemical class 0.000 claims description 6
- 239000000376 reactant Substances 0.000 abstract description 4
- 239000004065 semiconductor Substances 0.000 description 13
- 239000007924 injection Substances 0.000 description 10
- 238000002347 injection Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 5
- 125000004433 nitrogen atom Chemical group N* 0.000 description 4
- 125000004430 oxygen atom Chemical group O* 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
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Abstract
Description
도 2는 본 발명의 실시 예에 따른 사이클릭 박막 증착 방법을 수행하기 위한 반도체 제조 장치를 나타내는 개략적인 단면도이다.
도 3은 본 발명의 실시 예에 따른 사이클릭 박막 증착 방법을 나타내는 다이어그램이다.
도 4a 내지 도 4c는 본 발명의 실시 예에 따른 실리콘을 증착하는 단계를 나타내는 단면도이다.
도 5a 내지 도 5c는 본 발명의 실시 예에 따른 실리콘이 포함되는 절연막을 형성하는 단계를 나타내는 단면도이다.
도 6는 본 발명의 실시 예에 따른 복수의 실리콘이 포함되는 절연막을 형성한 모습을 나타내는 단면도이다.
도 7a 및 도 7b는 본 발명의 실시 예에 따른 절연막을 치밀화하는 단계를 나타내는 단면도들이다.
도 8은 본 발명의 다른 실시 예에 따른 실리콘이 포함된 절연막을 형성한 모습을 나타내는 단면도이다.
Claims (10)
- 기판이 로딩된 챔버의 내부에 실리콘 전구체를 주입하여 상기 기판 상에 실리콘을 증착하는 증착 단계, 상기 챔버의 내부에서 미반응 실리콘 전구체 및 반응 부산물을 함께 제거하는 제1 퍼지 단계, 상기 챔버의 내부에 제1 반응 가스를 공급하여 증착된 상기 실리콘을 실리콘이 포함되는 절연막으로 형성하는 반응 단계 및 상기 챔버의 내부에서 미반응의 제1 반응 가스와 반응 부산물을 제거하는 제2 퍼지 단계를 반복하여 수행하는 절연막 증착 단계; 및
상기 챔버의 내부에 플라즈마 분위기를 공급하여 형성된 상기 실리콘이 포함되는 절연막을 치밀하게 만드는 치밀화 단계;를 포함하는 사이클릭 박막 증착 방법. - 제1 항에 있어서,
상기 제1 반응 가스는 O2, O3, N2 및 NH3를 포함하는 군으로부터 선택된 하나 이상의 가스인 것을 특징으로 하는 사이클릭 박막 증착 방법 - 제2 항에 있어서,
상기 실리콘이 포함되는 절연막은 실리콘 산화막 또는 실리콘 질화막인 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제2 항에 있어서,
상기 치밀화 단계는,
Ar, He, Kr 및 Xe를 포함하는 군으로부터 선택된 하나 이상의 점화 가스(ignition gas)를 주입하여 플라즈마 분위기를 형성하는 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제1 항에 있어서,
상기 반응 단계는,
O2 분위기에서 플라즈마를 이용하여 형성된 O2 -(산소 음이온) 또는 O*(산소 라디칼)을 제1 반응 가스로 사용하는 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제4 항에 있어서,
상기 치밀화 단계는,
상기 실리콘이 포함되는 절연막이 실리콘 산화막인 경우, 상기 점화 가스와 함께, H2, O2, 및 O3를 포함하는 군으로부터 선택된 하나 이상의 제2 반응 가스를 더 주입하고,
상기 실리콘이 포함되는 절연막이 실리콘 질화막인 경우, 상기 점화 가스와 함께, H2, N2 및 NH3를 포함하는 군으로부터 선택된 하나 이상의 제2 반응 가스를 더 주입하는 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제1 항에 있어서,
상기 절연막 증착 단계는
상기 챔버의 내부 압력을 0.05 내지 10 Torr로 유지하며 수행되는 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제1 항에 있어서,
상기 치밀화 단계는,
상기 챔버의 내부 압력을 0.05 내지 10 Torr로 유지하는 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제1 항에 있어서,
상기 치밀화 단계 전에,
상기 증착 단계, 상기 제1 퍼지 단계, 상기 반응 단계 및 상기 제2 퍼지 단계를 3회 내지 10회 반복하여 수행하는 것을 특징으로 하는 사이클릭 박막 증착 방법. - 제1 항에 있어서,
상기 절연막 증착 단계 및 상기 치밀화 단계를 반복하여 수행하는 것을 특징으로 하는 사이클릭 박막 증착 방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100074608A KR101147727B1 (ko) | 2010-08-02 | 2010-08-02 | 사이클릭 박막 증착 방법 |
TW100127081A TWI474399B (zh) | 2010-08-02 | 2011-07-29 | 循環沉積薄膜之方法 |
JP2013521723A JP2013542581A (ja) | 2010-08-02 | 2011-08-01 | サイクリック薄膜の蒸着方法 |
PCT/KR2011/005650 WO2012018211A2 (ko) | 2010-08-02 | 2011-08-01 | 사이클릭 박막 증착 방법 |
US13/808,111 US20130101752A1 (en) | 2010-08-02 | 2011-08-01 | Method for depositing cyclic thin film |
CN201180036295.2A CN103026471B (zh) | 2010-08-02 | 2011-08-01 | 环状薄膜的沉积方法 |
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JP (1) | JP2013542581A (ko) |
KR (1) | KR101147727B1 (ko) |
CN (1) | CN103026471B (ko) |
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KR101551199B1 (ko) * | 2013-12-27 | 2015-09-10 | 주식회사 유진테크 | 사이클릭 박막 증착 방법 및 반도체 제조 방법, 그리고 반도체 소자 |
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KR101494274B1 (ko) * | 2013-11-08 | 2015-02-17 | 주식회사 유진테크 | 사이클릭 박막 증착 방법 및 반도체 제조 방법, 그리고 비휘발성 메모리 셀 |
KR101576637B1 (ko) * | 2014-07-15 | 2015-12-10 | 주식회사 유진테크 | 고종횡비를 가지는 오목부 상에 절연막을 증착하는 방법 |
TW201606116A (zh) * | 2014-08-08 | 2016-02-16 | 尤金科技有限公司 | 具低蝕刻率之氧化薄膜之沉積方法及半導體裝置 |
KR101576639B1 (ko) * | 2014-09-18 | 2015-12-10 | 주식회사 유진테크 | 절연막 증착 방법 |
KR102362534B1 (ko) * | 2014-12-08 | 2022-02-15 | 주성엔지니어링(주) | 기판 처리방법 |
JP2017139297A (ja) * | 2016-02-02 | 2017-08-10 | 東京エレクトロン株式会社 | 成膜方法及び成膜装置 |
KR102125474B1 (ko) * | 2016-12-05 | 2020-06-24 | 주식회사 원익아이피에스 | 박막 증착 방법 |
WO2019245702A1 (en) * | 2018-06-19 | 2019-12-26 | Applied Materials, Inc. | Pulsed plasma deposition etch step coverage improvement |
KR102671466B1 (ko) * | 2018-11-13 | 2024-06-03 | 주성엔지니어링(주) | 저온 결정질 실리콘 형성방법 |
KR102793351B1 (ko) * | 2022-03-29 | 2025-04-09 | 주식회사 테스 | 마스크 처리 방법 및 장치 |
US20240145230A1 (en) * | 2022-10-28 | 2024-05-02 | Applied Materials, Inc. | Semiconductor cleaning using plasma-free precursors |
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Also Published As
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TW201220397A (en) | 2012-05-16 |
US20130101752A1 (en) | 2013-04-25 |
CN103026471B (zh) | 2016-01-13 |
JP2013542581A (ja) | 2013-11-21 |
KR20120012582A (ko) | 2012-02-10 |
CN103026471A (zh) | 2013-04-03 |
WO2012018211A2 (ko) | 2012-02-09 |
TWI474399B (zh) | 2015-02-21 |
WO2012018211A3 (ko) | 2012-05-03 |
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