KR100437829B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
- Publication number
- KR100437829B1 KR100437829B1 KR10-2001-0080779A KR20010080779A KR100437829B1 KR 100437829 B1 KR100437829 B1 KR 100437829B1 KR 20010080779 A KR20010080779 A KR 20010080779A KR 100437829 B1 KR100437829 B1 KR 100437829B1
- Authority
- KR
- South Korea
- Prior art keywords
- gate electrode
- gate
- insulating layer
- forming
- layer
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000004065 semiconductor Substances 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 239000012535 impurity Substances 0.000 claims abstract description 11
- 238000005468 ion implantation Methods 0.000 claims abstract description 8
- 238000005530 etching Methods 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 150000002500 ions Chemical class 0.000 claims description 6
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 5
- 150000004767 nitrides Chemical class 0.000 claims description 5
- 238000001039 wet etching Methods 0.000 claims description 4
- 238000001312 dry etching Methods 0.000 claims description 3
- 229910021332 silicide Inorganic materials 0.000 description 13
- 239000010408 film Substances 0.000 description 11
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 10
- 239000010703 silicon Substances 0.000 description 10
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/665—Unipolar field-effect transistors with an insulated gate, i.e. MISFET using self aligned silicidation, i.e. salicide
-
- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02636—Selective deposition, e.g. simultaneous growth of mono- and non-monocrystalline semiconductor materials
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/266—Bombardment with radiation with high-energy radiation producing ion implantation using masks
Abstract
Description
Claims (6)
- 반도체 기판상에 게이트 전극을 형성하고, 그 양측 반도체 기판 표면내에 저농도 불순물 영역을 형성하는 단계;상기 게이트 전극의 양측면에 제 1, 제 2 게이트 측벽을 중첩되도록 형성하고 소오스/드레인 이온 주입하여 소오스/드레인 영역을 형성하는 단계;상기 게이트 전극 및 제 1,2 게이트 측벽을 완전히 덮도록 전면에 평탄화용 절연층을 형성하는 단계;상기 게이트 전극의 상부 표면이 노출되도록 평탄화용 절연층을 평탄화하는 단계;상기 제 1 게이트 측벽의 일부가 리세스되도록 상기 평탄화된 절연층을 식각하는 단계;상기 게이트 전극에 게이트 이온 주입을 하는 단계;상기 노출된 게이트 전극의 표면에 SEG 공정을 실시하여 에피택셜층을 형성하는 단계;상기 평탄화된 절연층을 완전히 제거하는 단계;상기 소오스/드레인 영역 및 에피택셜층의 표면에 살리사이드층을 형성하는 단계를 포함하여 형성함을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 제 1 게이트 측벽과 평탄화용 절연층을 동일 물질로 형성하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 제 1 게이트 측벽은 TEOS를 사용하여 형성하고, 상기 제 2 게이트 측벽은 나이트라이드를 사용하여 형성하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 평탄화용 절연층을 게이트 전극의 두께보다 200 ~ 2000Å 두꺼운 두께로 형성하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 게이트 전극의 상부 표면이 노출되도록 평탄화용 절연층을 평탄화하는 공정을,CMP 공정으로 한번에 진행하거나, 완전 폴리싱하지 않고 게이트 전극의 상부에 100 ~ 800Å의 두께로 평탄화용 절연층이 잔류하도록 CMP한후 습식 식각 또는 건식 식각 공정으로 추가적으로 제거하여 게이트 전극을 노출시키는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 에피택셜층(28)은 500 ~ 1000℃의 온도 및 DCS, SiH4, Si2H2Cl, Si2H6가스 그리고 HCl, Cl의 액천트(etchant) 가스 및 1 ~ 600Torr의 압력의 조건들을 이용하여 10 ~ 500Å 두께로 형성하는 것을 특징으로 하는 반도체 소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0080779A KR100437829B1 (ko) | 2001-12-18 | 2001-12-18 | 반도체 소자의 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0080779A KR100437829B1 (ko) | 2001-12-18 | 2001-12-18 | 반도체 소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030050358A KR20030050358A (ko) | 2003-06-25 |
KR100437829B1 true KR100437829B1 (ko) | 2004-06-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0080779A KR100437829B1 (ko) | 2001-12-18 | 2001-12-18 | 반도체 소자의 제조 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100437829B1 (ko) |
-
2001
- 2001-12-18 KR KR10-2001-0080779A patent/KR100437829B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20030050358A (ko) | 2003-06-25 |
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