KR20080110366A - 반도체 소자의 게이트 형성 방법 - Google Patents
반도체 소자의 게이트 형성 방법 Download PDFInfo
- Publication number
- KR20080110366A KR20080110366A KR1020070059028A KR20070059028A KR20080110366A KR 20080110366 A KR20080110366 A KR 20080110366A KR 1020070059028 A KR1020070059028 A KR 1020070059028A KR 20070059028 A KR20070059028 A KR 20070059028A KR 20080110366 A KR20080110366 A KR 20080110366A
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- South Korea
- Prior art keywords
- gate
- forming
- insulating film
- gate insulating
- film
- 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.)
- Ceased
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000004065 semiconductor Substances 0.000 title claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000000137 annealing Methods 0.000 claims description 12
- 229910021332 silicide Inorganic materials 0.000 claims description 10
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 10
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 238000005240 physical vapour deposition Methods 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 238000004544 sputter deposition Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 16
- 238000005468 ion implantation Methods 0.000 abstract 2
- 238000005530 etching Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 52
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 238000000231 atomic layer deposition Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910001942 caesium oxide Inorganic materials 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 description 2
- 229910003839 Hf—Si Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- MIQVEZFSDIJTMW-UHFFFAOYSA-N aluminum hafnium(4+) oxygen(2-) Chemical compound [O-2].[Al+3].[Hf+4] MIQVEZFSDIJTMW-UHFFFAOYSA-N 0.000 description 1
- KOPBYBDAPCDYFK-UHFFFAOYSA-N caesium oxide Chemical compound [O-2].[Cs+].[Cs+] KOPBYBDAPCDYFK-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 230000005527 interface trap Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 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
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
-
- 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
- H01L21/28194—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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Chemical Vapour Deposition (AREA)
- Electrodes Of Semiconductors (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (10)
- 소자 분리막에 의해 액티브 영역이 정의된 반도체 기판을 제공하는 단계와,상기 액티브 영역 상에 게이트 절연막을 형성하는 단계와,상기 게이트 절연막 상에 캡핑막을 형성하는 단계와,상기 결과물 상에 어닐 공정을 실시한 후 상기 액티브 영역의 일부에 게이트를 형성하는 단계를 포함하는 반도체 소자의 게이트 형성 방법.
- 제 1 항에 있어서,상기 게이트 절연막은, 고유전상수를 갖는 금속산화물을 이용하여 형성되는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 2 항에 있어서,상기 게이트 절연막은, ALD 방법으로 형성되는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1 항에 있어서,상기 캡핑막은, CVD, PVD 또는 스퍼터링 방식으로 형성되는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 4 항에 있어서,상기 캡핑막은, 비결정 실리콘을 이용하여 형성되는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1 항에 있어서,상기 캡핑막은, 2nm∼5nm의 두께를 갖는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1 항에 있어서,상기 어닐 공정은, 플로린 가스 또는 플로린 가스를 포함하는 혼합 가스를 이용하여 실시하는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 7 항에 있어서,상기 어닐 공정은, 350℃∼750℃의 온도로 진행되는 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1 항에 있어서,상기 게이트는, 풀리 실리사이드 게이트인 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
- 제 1 항에 있어서,상기 게이트, TaN, TiN, HfN 또는 La 금속을 이용하여 형성되는 금속 게이트인 것을 특징으로 하는 반도체 소자의 게이트 형성 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070059028A KR20080110366A (ko) | 2007-06-15 | 2007-06-15 | 반도체 소자의 게이트 형성 방법 |
US12/136,793 US20080311730A1 (en) | 2007-06-15 | 2008-06-11 | Semiconductor device and method of forming gate thereof |
JP2008155174A JP2008311661A (ja) | 2007-06-15 | 2008-06-13 | 半導体素子及びそのゲート形成方法 |
CN2008101106972A CN101325158B (zh) | 2007-06-15 | 2008-06-13 | 半导体器件及形成其栅极的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070059028A KR20080110366A (ko) | 2007-06-15 | 2007-06-15 | 반도체 소자의 게이트 형성 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20080110366A true KR20080110366A (ko) | 2008-12-18 |
Family
ID=40132738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070059028A Ceased KR20080110366A (ko) | 2007-06-15 | 2007-06-15 | 반도체 소자의 게이트 형성 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080311730A1 (ko) |
JP (1) | JP2008311661A (ko) |
KR (1) | KR20080110366A (ko) |
CN (1) | CN101325158B (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103474340A (zh) * | 2013-09-28 | 2013-12-25 | 复旦大学 | 一种利用双层绝缘层释放费米能级钉扎的方法 |
US9799745B2 (en) | 2015-10-20 | 2017-10-24 | Taiwan Semiconductor Manufacturing Co., Ltd. | Atomic layer deposition methods and structures thereof |
US10580643B2 (en) * | 2016-02-16 | 2020-03-03 | Applied Materials, Inc. | Fluorination during ALD high-k, fluorination post high-k and use of a post fluorination anneal to engineer fluorine bonding and incorporation |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6027975A (en) * | 1998-08-28 | 2000-02-22 | Lucent Technologies Inc. | Process for fabricating vertical transistors |
US6211000B1 (en) * | 1999-01-04 | 2001-04-03 | Advanced Micro Devices | Method of making high performance mosfets having high conductivity gate conductors |
US6459123B1 (en) * | 1999-04-30 | 2002-10-01 | Infineon Technologies Richmond, Lp | Double gated transistor |
US6696327B1 (en) * | 2003-03-18 | 2004-02-24 | Intel Corporation | Method for making a semiconductor device having a high-k gate dielectric |
JP2004335566A (ja) * | 2003-05-01 | 2004-11-25 | Renesas Technology Corp | 半導体装置の製造方法 |
TWI221340B (en) * | 2003-05-30 | 2004-09-21 | Ind Tech Res Inst | Thin film transistor and method for fabricating thereof |
JP2005251801A (ja) * | 2004-03-01 | 2005-09-15 | Nec Electronics Corp | 半導体装置 |
JP2005277172A (ja) * | 2004-03-25 | 2005-10-06 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2005277318A (ja) * | 2004-03-26 | 2005-10-06 | Semiconductor Leading Edge Technologies Inc | 高誘電体薄膜を備えた半導体装置及びその製造方法 |
JP2006114747A (ja) * | 2004-10-15 | 2006-04-27 | Seiko Epson Corp | 半導体装置の製造方法 |
JP4521327B2 (ja) * | 2005-07-19 | 2010-08-11 | 株式会社東芝 | 半導体装置の製造方法 |
JP4757579B2 (ja) * | 2005-09-15 | 2011-08-24 | 富士通株式会社 | 絶縁ゲート型半導体装置及びその製造方法 |
-
2007
- 2007-06-15 KR KR1020070059028A patent/KR20080110366A/ko not_active Ceased
-
2008
- 2008-06-11 US US12/136,793 patent/US20080311730A1/en not_active Abandoned
- 2008-06-13 CN CN2008101106972A patent/CN101325158B/zh not_active Expired - Fee Related
- 2008-06-13 JP JP2008155174A patent/JP2008311661A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CN101325158A (zh) | 2008-12-17 |
CN101325158B (zh) | 2010-06-16 |
JP2008311661A (ja) | 2008-12-25 |
US20080311730A1 (en) | 2008-12-18 |
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