KR100380275B1 - 반도체 소자의 게이트 절연막 형성방법 - Google Patents
반도체 소자의 게이트 절연막 형성방법 Download PDFInfo
- Publication number
- KR100380275B1 KR100380275B1 KR10-1999-0024630A KR19990024630A KR100380275B1 KR 100380275 B1 KR100380275 B1 KR 100380275B1 KR 19990024630 A KR19990024630 A KR 19990024630A KR 100380275 B1 KR100380275 B1 KR 100380275B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- gate insulating
- insulating film
- forming
- semiconductor device
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000004065 semiconductor Substances 0.000 title claims abstract description 16
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 230000004888 barrier function Effects 0.000 claims abstract description 11
- 150000004767 nitrides Chemical class 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000005121 nitriding Methods 0.000 claims abstract description 8
- 238000003877 atomic layer epitaxy Methods 0.000 claims abstract description 5
- 229910017109 AlON Inorganic materials 0.000 claims abstract description 4
- 238000007669 thermal treatment Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 7
- 230000005527 interface trap Effects 0.000 abstract description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 abstract description 5
- 229920005591 polysilicon Polymers 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
- H10D64/691—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator comprising metallic compounds, e.g. metal oxides or metal silicates
-
- 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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28185—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation with a treatment, e.g. annealing, after the formation of the gate insulator and before the formation of the definitive gate conductor
-
- 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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28194—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation by deposition, e.g. evaporation, ALD, CVD, sputtering, laser deposition
-
- 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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28202—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation in a nitrogen-containing ambient, e.g. nitride deposition, growth, oxynitridation, NH3 nitridation, N2O oxidation, thermal nitridation, RTN, plasma nitridation, RPN
Landscapes
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Formation Of Insulating Films (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (8)
- 필드 산화막에 의해 액티브 영역이 정의된 반도체 기판을 제공하는 단계;상기 기판 전면에 열산화막 보다 유전율이 높은 절연막으로 게이트 절연막을 형성하는 단계;상기 게이트 절연막을 열처리하는 단계; 및상기 열처리된 게이트 절연막 표면 상에 배리어 질화막을 형성하는 단계를 포함하며,상기 게이트 절연막은 Al2O3막으로 형성하고, 상기 배리어 질화막은 AlN막 또는 AlON막으로 형성하는 것을 특징으로 하는 반도체 소자의 게이트 절연막 형성방법.
- 삭제
- 제 1 항에 있어서, 상기 Al2O3막은 30 내지 60Å의 두께로 원자층 에피택시 공정으로 형성하는 것을 특징으로 하는 반도체 소자의 게이트 절연막 형성방법.
- (정정) 제 1 항에 있어서, 상기 열처리는 N2O 개스를 이용한 급속열처리로 진행하는 것을 특징으로 하는 반도체 소자의 게이트 절연막 형성방법.
- 제 4 항에 있어서, 상기 급속열처리는 800 내지 900℃의 온도에서 30 내지 60초 동안 진행하는 것을 특징으로 하는 반도체 소자의 게이트 절연막 형성방법.
- 삭제
- 제 1 항에 있어서, 상기 배리어 질화막은 상기 게이트 절연막의 표면을 질화처리하여 형성하는 것을 특징으로 하는 반도체 소자의 게이트 절연막 형성방법.
- 제 7 항에 있어서, 상기 질화처리는 NH3개스를 이용한 급속열처리로 진행하는 것을 특징으로 하는 반도체 소자의 게이트 절연막 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1999-0024630A KR100380275B1 (ko) | 1999-06-28 | 1999-06-28 | 반도체 소자의 게이트 절연막 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1999-0024630A KR100380275B1 (ko) | 1999-06-28 | 1999-06-28 | 반도체 소자의 게이트 절연막 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010004045A KR20010004045A (ko) | 2001-01-15 |
KR100380275B1 true KR100380275B1 (ko) | 2003-04-14 |
Family
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Application Number | Title | Priority Date | Filing Date |
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KR10-1999-0024630A KR100380275B1 (ko) | 1999-06-28 | 1999-06-28 | 반도체 소자의 게이트 절연막 형성방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100380275B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100451507B1 (ko) * | 2001-12-24 | 2004-10-06 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07135208A (ja) * | 1993-11-10 | 1995-05-23 | Sony Corp | 絶縁膜の形成方法 |
JPH07169761A (ja) * | 1993-10-22 | 1995-07-04 | Sony Corp | シリコン酸化膜の形成方法及びmosトランジスタのゲート酸化膜 |
KR970077321A (ko) * | 1996-05-04 | 1997-12-12 | 김광호 | 반도체장치의 다층 절연막 형성방법 |
KR19980028829A (ko) * | 1996-10-24 | 1998-07-15 | 문정환 | 아산화질소 가스를 이용한 박막 형성 방법 |
KR19990015537A (ko) * | 1997-08-07 | 1999-03-05 | 정선종 | 반도체 장치 및 그 제조 방법 |
KR20020019207A (ko) * | 2000-09-05 | 2002-03-12 | 윤종용 | 게이트 절연막 형성 방법 |
-
1999
- 1999-06-28 KR KR10-1999-0024630A patent/KR100380275B1/ko not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07169761A (ja) * | 1993-10-22 | 1995-07-04 | Sony Corp | シリコン酸化膜の形成方法及びmosトランジスタのゲート酸化膜 |
JPH07135208A (ja) * | 1993-11-10 | 1995-05-23 | Sony Corp | 絶縁膜の形成方法 |
KR970077321A (ko) * | 1996-05-04 | 1997-12-12 | 김광호 | 반도체장치의 다층 절연막 형성방법 |
KR19980028829A (ko) * | 1996-10-24 | 1998-07-15 | 문정환 | 아산화질소 가스를 이용한 박막 형성 방법 |
KR19990015537A (ko) * | 1997-08-07 | 1999-03-05 | 정선종 | 반도체 장치 및 그 제조 방법 |
KR20020019207A (ko) * | 2000-09-05 | 2002-03-12 | 윤종용 | 게이트 절연막 형성 방법 |
Also Published As
Publication number | Publication date |
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KR20010004045A (ko) | 2001-01-15 |
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