KR100513803B1 - 반도체 소자의 콘택 형성 방법 - Google Patents
반도체 소자의 콘택 형성 방법 Download PDFInfo
- Publication number
- KR100513803B1 KR100513803B1 KR10-1998-0042789A KR19980042789A KR100513803B1 KR 100513803 B1 KR100513803 B1 KR 100513803B1 KR 19980042789 A KR19980042789 A KR 19980042789A KR 100513803 B1 KR100513803 B1 KR 100513803B1
- Authority
- KR
- South Korea
- Prior art keywords
- source
- titanium
- ion implantation
- germanium
- semiconductor device
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000004065 semiconductor Substances 0.000 title claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 title 1
- 230000008569 process Effects 0.000 claims abstract description 24
- 239000010936 titanium Substances 0.000 claims abstract description 22
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000000151 deposition Methods 0.000 claims abstract description 11
- 238000005468 ion implantation Methods 0.000 claims abstract description 11
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims description 11
- 229910021332 silicide Inorganic materials 0.000 claims description 8
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000004544 sputter deposition Methods 0.000 claims description 3
- 239000008188 pellet Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 229910006160 GeF4 Inorganic materials 0.000 claims 1
- QUZPNFFHZPRKJD-UHFFFAOYSA-N germane Chemical compound [GeH4] QUZPNFFHZPRKJD-UHFFFAOYSA-N 0.000 claims 1
- 229910052986 germanium hydride Inorganic materials 0.000 claims 1
- PPMWWXLUCOODDK-UHFFFAOYSA-N tetrafluorogermane Chemical compound F[Ge](F)(F)F PPMWWXLUCOODDK-UHFFFAOYSA-N 0.000 claims 1
- 229910008484 TiSi Inorganic materials 0.000 abstract description 12
- 229910021341 titanium silicide Inorganic materials 0.000 abstract description 5
- 229910052710 silicon Inorganic materials 0.000 abstract description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 2
- 239000010703 silicon Substances 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 17
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 10
- 238000004151 rapid thermal annealing Methods 0.000 description 9
- 229920005591 polysilicon Polymers 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 4
- 229910021342 tungsten silicide Inorganic materials 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005280 amorphization Methods 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- DFJQEGUNXWZVAH-UHFFFAOYSA-N bis($l^{2}-silanylidene)titanium Chemical compound [Si]=[Ti]=[Si] DFJQEGUNXWZVAH-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 229910015890 BF2 Inorganic materials 0.000 description 1
- 229910008479 TiSi2 Inorganic materials 0.000 description 1
- 229910008486 TiSix Inorganic materials 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0212—Manufacture or treatment of FETs having insulated gates [IGFET] using self-aligned silicidation
-
- 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
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/2855—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by physical means, e.g. sputtering, evaporation
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (6)
- 반도체 기판 상에 소자분리막, 게이트 절연막, 게이트 전극, 게이트 전극 스페이서, 소스/드레인 영역을 형성하는 단계;열공정을 실시하여 상기 소스/드레인 영역을 활성화시키는 단계;게르마늄 이온 주입을 실시하여 상기 게이트 전극 및 상기 소스/드레인 영역을 비정질화시키는 단계;이온화된 티타늄을 증착하는 단계; 및열처리공정을 실시하여 실리사이드를 형성하는 단계를 포함하며,상기 게르마늄의 소스로는 GeF4 또는 GeH4 가스를 사용하고, 솔리드 소스로는 엘리먼탈 게르마늄 펠릿을 증발시켜 사용하는 것을 특징으로 하는 반도체 소자 제조 방법.
- 제 1 항에 있어서,상기 게르마늄 이온 주입은 8E13-4E15의 이온주입량과 5-50 keV의 이온주입 에너지를 이용하여 수행되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서,상기 이온화된 티타늄을 증착하는 단계는, 20-550℃의 기판 온도, 500W 내지 4kW의 전력, 100-4000W의 이오나이저 RF 바이어스 전력, 50-200V의 이오나이저 RF 바이어스 전압의 공정 조건하에서 Ti 타겟을 이용한 스퍼터링 방식으로 수행되는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 3 항에 있어서,상기 티티늄은 약 50-750Å의 두께로 증착되는 것을 특징으로 하는 반도체 소자 제조 방법.
- 제 1 항에 있어서,상기 티티늄을 증착하기 전에, BOE 또는 희석된 HF 용액을 이용하여 자연산화막을 제거하는 단계를 더 포함하는 것을 특징으로 하는 반도체 소자 제조 방법.
- 제 1 항에 있어서,상기 열처리공정을 실시하여 실리사이드를 형성하는 단계는 급속열처리 공정을 이용하여 수행되는 것을 특징으로 하는 반도체 소자 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0042789A KR100513803B1 (ko) | 1998-10-13 | 1998-10-13 | 반도체 소자의 콘택 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0042789A KR100513803B1 (ko) | 1998-10-13 | 1998-10-13 | 반도체 소자의 콘택 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000025633A KR20000025633A (ko) | 2000-05-06 |
KR100513803B1 true KR100513803B1 (ko) | 2005-12-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0042789A Expired - Fee Related KR100513803B1 (ko) | 1998-10-13 | 1998-10-13 | 반도체 소자의 콘택 형성 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100513803B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002050764A (ja) * | 2000-08-02 | 2002-02-15 | Matsushita Electric Ind Co Ltd | 薄膜トランジスタ、アレイ基板、液晶表示装置、有機el表示装置およびその製造方法 |
KR20030056215A (ko) * | 2001-12-27 | 2003-07-04 | 동부전자 주식회사 | Mos 소자의 샐리사이드층 형성 방법 |
KR100588779B1 (ko) * | 2003-12-30 | 2006-06-12 | 동부일렉트로닉스 주식회사 | 반도체 소자 및 그 제조방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4835112A (en) * | 1988-03-08 | 1989-05-30 | Motorola, Inc. | CMOS salicide process using germanium implantation |
KR950034535A (ko) * | 1994-02-17 | 1995-12-28 | 가네꼬 히사시 | 자기-정렬 금속 실리사이드 막 형성 단계를 포함한 반도체 집적회로 소자 제조 방법 |
JPH08330253A (ja) * | 1995-06-02 | 1996-12-13 | Texas Instr Inc <Ti> | ポリシリコン線上のシリサイドの形成方法 |
KR970003670A (ko) * | 1995-06-02 | 1997-01-28 | 서브 마이크론 실리콘 및 폴리실리콘 라인에 대해 낮은 티타늄-실리사이드시트 저항 및 균일한 실리사이드 두께를 얻기 위한 캐핑층 활용법 | |
KR970067719A (ko) * | 1996-03-15 | 1997-10-13 | 세끼자와 다다시 | 반도체 장치의 제조방법 |
KR20000010018A (ko) * | 1998-07-29 | 2000-02-15 | 윤종용 | 반도체 장치의 제조방법 |
-
1998
- 1998-10-13 KR KR10-1998-0042789A patent/KR100513803B1/ko not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4835112A (en) * | 1988-03-08 | 1989-05-30 | Motorola, Inc. | CMOS salicide process using germanium implantation |
KR950034535A (ko) * | 1994-02-17 | 1995-12-28 | 가네꼬 히사시 | 자기-정렬 금속 실리사이드 막 형성 단계를 포함한 반도체 집적회로 소자 제조 방법 |
KR0175419B1 (ko) * | 1994-02-17 | 1999-04-01 | 가네꼬 히사시 | 자기-정렬 금속 실리사이드 막 형성 단계를 포함한 반도체 집적회로 소자 제조방법 |
JPH08330253A (ja) * | 1995-06-02 | 1996-12-13 | Texas Instr Inc <Ti> | ポリシリコン線上のシリサイドの形成方法 |
KR970003670A (ko) * | 1995-06-02 | 1997-01-28 | 서브 마이크론 실리콘 및 폴리실리콘 라인에 대해 낮은 티타늄-실리사이드시트 저항 및 균일한 실리사이드 두께를 얻기 위한 캐핑층 활용법 | |
KR970067719A (ko) * | 1996-03-15 | 1997-10-13 | 세끼자와 다다시 | 반도체 장치의 제조방법 |
KR20000010018A (ko) * | 1998-07-29 | 2000-02-15 | 윤종용 | 반도체 장치의 제조방법 |
Also Published As
Publication number | Publication date |
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KR20000025633A (ko) | 2000-05-06 |
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