KR100476299B1 - 반도체 소자 제조용 원자층 증착장치 및 원자층 증착 방법 - Google Patents
반도체 소자 제조용 원자층 증착장치 및 원자층 증착 방법 Download PDFInfo
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- KR100476299B1 KR100476299B1 KR10-2002-0024415A KR20020024415A KR100476299B1 KR 100476299 B1 KR100476299 B1 KR 100476299B1 KR 20020024415 A KR20020024415 A KR 20020024415A KR 100476299 B1 KR100476299 B1 KR 100476299B1
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45553—Atomic layer deposition [ALD] characterized by the use of precursors specially adapted for ALD
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45563—Gas nozzles
- C23C16/45578—Elongated nozzles, tubes with holes
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/458—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4584—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally the substrate being rotated
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/52—Controlling or regulating the coating process
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32357—Generation remote from the workpiece, e.g. down-stream
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Abstract
Description
Claims (13)
- 증착반응이 이루어지도록 내부에 반응실을 형성하는 하우징과,상기 하우징 내부에 설치되어 웨이퍼가 수용된 다수의 서셉터를 상부에 안착시켜 이동시키는 회전 디스크부와,상기 회전디스크부의 상부에 위치하며 다수의 반응기체 분사기와 불활성 기체 분사기가 교번적으로 설치되어 웨이퍼가 수용된 상기 반응실내로 기체를 공급하는 부위로서, 상기 각 기체 분사기는 웨이퍼의 크기에 맞추어 일정한 길이를 가진 막대형의 부재로 형성되며, 길이 방향을 따라 기체가 분사되는 공간인 분사홈이 형성된 구조의 기체 공급부와,상기 회전 디스크부의 주위로 형성된 기체 배출부와,상기 기체 공급부에 연결된 원격 플라즈마 발생기를 포함하는 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 반도체 소자 제조용 원자층 증착 장치는 다수의 반응기체 분사기와 불활성 기체 분사기가 교번적으로 설치된 기체 공급부의 중앙부에 불활성 기체를 공급하는 분사기가 더 포함되는 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 기체 공급부는 반응기체 또는 불활성 기체를 분사하는 다수의 기체 분사기와, 상기 각 기체 분사기를 수용하는 홈이 상부에 형성되어 있고 상기 하우징의 상부에 결착되는 상부 패널로 이루어지며, 상기 상부 패널상에 수용되는 다수의 기체 분사기는 그 하부의 웨이퍼와 대응되는 위치에 설치되는 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 교번적으로 설치된 기체 분사기는 8개의 구성부재로 형성되며, 각 단위 기체 분사기들은 그 중심부를 축으로 서로 대향되게 설치된 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 각 단위 기체 분사기는 그 가장자리를 따라 단위 기체 분사기를 고정하는 고정 나사홈이 형성되어 있는 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 5 항에 있어서,상기 각 단위 분사기에 형성된 홈은 상부의 제1 분사홈, 상기 제1 분사홈과 연결되어 분사기 내측 중간부에 형성된 제2 분사홈 그리고 최하단부에 제3 분사홈으로 이루어지되, 유입기체의 빠른 속도를 감소시킬 수 있도록 상기 제2 분사홈은 상기 제1 분사홈의 크기보다 더 큰 형상으로 형성된 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 단위 반응기체 분사기의 반응실과 접하는 저부면은 보다 큰 증착속도를 얻기 위해 내측으로 굴곡진 형상의 만곡부가 구비된 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 단위 불활성기체 분사기의 반응실과 접하는 저부면은 불활성기체 공급 주입구와 웨이퍼 사이의 간격을 좁혀 불활성 기체의 효율을 높일 수 있도록 평탄한 구조로 형성한 것을 특징으로 하는 반도체 소자 제조용 원자층 증착 장치.
- 제 1 항에 있어서,상기 형성하고자 하는 원자층 증착 박막이 실리콘 산화막인 경우 실리콘 소스로 HCD(Si2Cl6), DCS(SiCl2H2), TICS(Si(NCO)4), SiH4, TEOS 중 임의의 어느 하나를, 산소소스로 H2O 또는 O3 를, 촉매로 Pyridine 을 각각 사용하는 것을 특징으로 하는 반도체 소자의 원자층 형성방법.
- 제 1 항 내지 제 10 항 중의 어느 한 항에 있어서,상기 원자층 증착장치를 이용하여 웨이퍼상에 원자층 박막을 형성하는 방법에 있어서,박막을 증착하고자 하는 다수개의 웨이퍼를 반응실 내부로 이송하여 각 웨이퍼 서셉터에 안착시키는 단계와,반응실내의 온도를 조절하여 증착공정 온도를 유지하는 단계와,상기 웨이퍼가 안착된 각 서셉터를 회전시키는 단계와,반응기체와 불활성 기체를 공급하여 상기 각 웨이퍼의 상부 표면에 박막을 증착하는 단계와,박막 증착이 완료된 웨이퍼를 외부로 이송시키는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 원자층 증착 방법.
- 제 11 항에 있어서,원자층 증착 장치내에 증착되어지는 막을 제거하기 위한 크리닝 공정을 박막 증착후의 단계에서 더 포함하는 것을 특징으로 하는 반도체 소자의 원자층 증착 방법.
- 제 11 항에 있어서,상기 크리닝 소스로 할로겐화합물, 여러 기체를 사용한 직접 플라즈마 , 원격 플라즈마 중 임의의 어느 하나를 사용하는 것을 특징으로 하는 반도체 소자의 원자층 증착방법,
- 제 11 항에 있어서,상기 서셉터의 회전속도는 5 rpm∼200 rpm 로 하고, 원자층 증착장치의 반응기 내부의 압력은 5mTorr ∼100 Torr. 로 유지하는 것을 특징으로 하는 반도체 소자의 원자층 증착방법.
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KR101002259B1 (ko) * | 2008-05-09 | 2010-12-20 | 가부시키가이샤 히다치 고쿠사이 덴키 | 반도체 장치의 제조 방법 및 반도체 장치 |
KR20140005818A (ko) * | 2012-07-06 | 2014-01-15 | 도쿄엘렉트론가부시키가이샤 | 성막 장치의 운전 방법 및 성막 장치 |
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KR100531555B1 (ko) * | 2002-02-14 | 2005-11-28 | 주성엔지니어링(주) | 회전가능한 1개 이상의 가스분사기가 구비된 박막증착장치 및 이를 이용한 박막 증착방법 |
KR100558922B1 (ko) | 2004-12-16 | 2006-03-10 | (주)퓨전에이드 | 박막 증착장치 및 방법 |
KR100760428B1 (ko) * | 2005-05-13 | 2007-09-20 | 오재응 | 기상 증착 반응기 |
US8333839B2 (en) | 2007-12-27 | 2012-12-18 | Synos Technology, Inc. | Vapor deposition reactor |
US8470718B2 (en) | 2008-08-13 | 2013-06-25 | Synos Technology, Inc. | Vapor deposition reactor for forming thin film |
US8840958B2 (en) | 2011-02-14 | 2014-09-23 | Veeco Ald Inc. | Combined injection module for sequentially injecting source precursor and reactant precursor |
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Cited By (4)
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KR101002259B1 (ko) * | 2008-05-09 | 2010-12-20 | 가부시키가이샤 히다치 고쿠사이 덴키 | 반도체 장치의 제조 방법 및 반도체 장치 |
KR101089337B1 (ko) | 2008-05-09 | 2011-12-02 | 가부시키가이샤 히다치 고쿠사이 덴키 | 반도체 장치의 제조 방법 |
KR20140005818A (ko) * | 2012-07-06 | 2014-01-15 | 도쿄엘렉트론가부시키가이샤 | 성막 장치의 운전 방법 및 성막 장치 |
KR101596093B1 (ko) | 2012-07-06 | 2016-02-19 | 도쿄엘렉트론가부시키가이샤 | 성막 장치의 운전 방법 및 성막 장치 |
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