KR100938322B1 - Mos 트랜지스터 형성 방법 및 mos 트랜지스터들을 구비한 집적 회로 - Google Patents
Mos 트랜지스터 형성 방법 및 mos 트랜지스터들을 구비한 집적 회로 Download PDFInfo
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 53
- 239000002184 metal Substances 0.000 title claims abstract description 53
- 229910021332 silicide Inorganic materials 0.000 title claims abstract description 29
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 37
- 239000011737 fluorine Substances 0.000 claims abstract description 54
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 54
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 53
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- 239000002019 doping agent Substances 0.000 claims description 13
- 238000002513 implantation Methods 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 238000000137 annealing Methods 0.000 claims description 8
- 239000004065 semiconductor Substances 0.000 claims description 8
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 5
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 description 16
- 239000010703 silicon Substances 0.000 description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 15
- 239000000758 substrate Substances 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 10
- 239000007943 implant Substances 0.000 description 10
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 210000002381 plasma Anatomy 0.000 description 7
- PEUPIGGLJVUNEU-UHFFFAOYSA-N nickel silicon Chemical compound [Si].[Ni] PEUPIGGLJVUNEU-UHFFFAOYSA-N 0.000 description 6
- 239000003989 dielectric material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- 229910052785 arsenic Inorganic materials 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910021334 nickel silicide Inorganic materials 0.000 description 3
- RUFLMLWJRZAWLJ-UHFFFAOYSA-N nickel silicide Chemical group [Ni]=[Si]=[Ni] RUFLMLWJRZAWLJ-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Chemical group 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical group [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 229910052735 hafnium Inorganic materials 0.000 description 2
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910000449 hafnium oxide Inorganic materials 0.000 description 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical group [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 1
- 229910021342 tungsten silicide Chemical group 0.000 description 1
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- 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
- H01L21/26—Bombardment with radiation
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- 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
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Abstract
Description
Claims (20)
- 반도체 상에 유전체층을 형성하는 단계;상기 유전체층 상에 게이트 전극 구조체를 형성하는 단계;실리콘 산화물층 및 실리콘 질화물층을 포함하는 측벽 구조체를 상기 게이트 전극 구조체에 인접하게 형성하는 단계;상기 측벽 구조체 및 상기 게이트 전극 구조체에 인접한 상기 반도체에 도펀트종을 주입하여 소스 및 드레인 영역들을 형성하는 단계;상기 도펀트종의 상기 주입 후에 상기 소스 및 드레인 영역들을 어닐링하는 단계;상기 어닐링하는 단계 후에, 상기 소스 및 드레인 영역들을 플루오르 함유 플라즈마에 노출시킴으로써 상기 소스 및 드레인 영역들에 플루오르 함유 영역들을 형성하는 단계;상기 소스 및 드레인 영역들과 상기 플루오르 함유 영역들 상에 금속층을 형성하는 단계; 및상기 금속층을 밑에 있는 상기 플루오르 함유 영역들과 반응시켜 상기 소스 및 드레인 영역들에 금속 규화물 영역들을 형성하는 단계를 포함하는 MOS 트랜지스터 형성 방법.
- 제1항에 있어서,상기 유전체층은 1 내지 20 nm의 두께인 MOS 트랜지스터 형성 방법.
- 제1항에 있어서,상기 플루오르 함유 영역들은 1×1017 내지 5×1021 cm-3의 농도로 플루오르를 포함하는 MOS 트랜지스터 형성 방법.
- 제3항에 있어서,상기 플루오르 함유 영역들은 5 내지 300 옹스트롬의 깊이로 형성되는 MOS 트랜지스터 형성 방법.
- 제1항에 있어서,상기 플루오르 함유 플라즈마는 NF3를 포함하는 가스를 이용하여 형성되는 MOS 트랜지스터 형성 방법.
- 삭제
- 제1항 내지 제5항 중 어느 한 항에 있어서,상기 금속층은 니켈을 포함하는 MOS 트랜지스터 형성 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항 내지 제5항 중 어느 한 항에 있어서,상기 플루오르 함유 영역들은 1×1017 내지 5×1021 cm-3의 농도로 플루오르를 포함하고, 상기 플루오르 함유 영역들은 5 내지 300 옹스트롬의 깊이로 형성되며, 상기 금속층은 니켈층인 MOS 트랜지스터 형성 방법.
- 삭제
- 삭제
- 제7항에 기재한 방법에 따라 형성한 MOS 트랜지스터들을 구비하는 집적 회로.
- 반도체 상의 유전체층;상기 유전체층 상의 게이트 전극 구조체;상기 게이트 전극 구조체에 인접하게 형성된, 실리콘 산화물층 및 실리콘 질화물층을 포함하는 측벽 구조체;상기 측벽 구조체 및 상기 게이트 전극 구조체에 인접한 상기 반도체에 주입되어 소스 및 드레인 영역들을 형성하는 도펀트종;어닐링한 후에, 상기 소스 및 드레인 영역들을 플루오르 함유 플라즈마에 노출시킴으로써 형성된 상기 소스 및 드레인 영역들 내의 플루오르 함유 영역들;상기 소스 및 드레인 영역들 상에 금속층을 형성하고, 상기 금속층을 밑에 있는 상기 소스 및 드레인 영역들 내의 플루오르 함유 영역들과 반응시켜 형성되는 상기 소스 및 드레인 영역들 내의 규화물 영역들을 포함하고,상기 소스 및 드레인 영역들은 상기 도펀트종의 상기 주입 후에 어닐링되는, MOS 트랜지스터들을 구비한 집적 회로.
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US55433204P | 2004-03-17 | 2004-03-17 | |
US60/554,332 | 2004-03-17 | ||
US11/073,982 | 2005-03-07 | ||
US11/073,982 US7208409B2 (en) | 2004-03-17 | 2005-03-07 | Integrated circuit metal silicide method |
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KR20060130746A KR20060130746A (ko) | 2006-12-19 |
KR100938322B1 true KR100938322B1 (ko) | 2010-01-22 |
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US7422967B2 (en) * | 2005-05-12 | 2008-09-09 | Texas Instruments Incorporated | Method for manufacturing a semiconductor device containing metal silicide regions |
US8076228B2 (en) * | 2007-01-29 | 2011-12-13 | Infineon Technologies Ag | Low noise transistor and method of making same |
US7682892B2 (en) * | 2007-08-31 | 2010-03-23 | Texas Instruments Incorporated | MOS device and process having low resistance silicide interface using additional source/drain implant |
US9379207B2 (en) * | 2014-06-12 | 2016-06-28 | GlobalFoundries, Inc. | Stable nickel silicide formation with fluorine incorporation and related IC structure |
US10026837B2 (en) * | 2015-09-03 | 2018-07-17 | Texas Instruments Incorporated | Embedded SiGe process for multi-threshold PMOS transistors |
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KR100327347B1 (en) * | 2000-07-22 | 2002-03-06 | Samsung Electronics Co Ltd | Metal oxide semiconductor field effect transistor having reduced resistance between source and drain and fabricating method thereof |
KR100352758B1 (ko) * | 1997-10-01 | 2002-11-18 | 가부시끼가이샤 도시바 | 반도체디바이스및이를제조하기위한방법 |
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JP2004172541A (ja) * | 2002-11-22 | 2004-06-17 | Renesas Technology Corp | 半導体装置の製造方法 |
KR100540490B1 (ko) * | 2003-12-29 | 2006-01-11 | 주식회사 하이닉스반도체 | 플러그이온주입을 포함하는 반도체소자의 콘택 형성 방법 |
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KR100352758B1 (ko) * | 1997-10-01 | 2002-11-18 | 가부시끼가이샤 도시바 | 반도체디바이스및이를제조하기위한방법 |
KR100327347B1 (en) * | 2000-07-22 | 2002-03-06 | Samsung Electronics Co Ltd | Metal oxide semiconductor field effect transistor having reduced resistance between source and drain and fabricating method thereof |
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KR20060130746A (ko) | 2006-12-19 |
US7208409B2 (en) | 2007-04-24 |
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