JPH11505075A - 極薄ゲート酸化物を形成する方法 - Google Patents
極薄ゲート酸化物を形成する方法Info
- Publication number
- JPH11505075A JPH11505075A JP9527888A JP52788897A JPH11505075A JP H11505075 A JPH11505075 A JP H11505075A JP 9527888 A JP9527888 A JP 9527888A JP 52788897 A JP52788897 A JP 52788897A JP H11505075 A JPH11505075 A JP H11505075A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- silicon
- oxygen
- wafer
- forming
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 44
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 45
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 43
- 239000010703 silicon Substances 0.000 claims abstract description 43
- 230000001590 oxidative effect Effects 0.000 claims abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 15
- 239000001301 oxygen Substances 0.000 claims abstract description 15
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000005669 field effect Effects 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 238000000407 epitaxy Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- 150000004706 metal oxides Chemical class 0.000 claims 1
- 238000000059 patterning Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 28
- 238000007254 oxidation reaction Methods 0.000 abstract description 28
- 230000012010 growth Effects 0.000 abstract description 19
- 230000007547 defect Effects 0.000 abstract description 18
- 229910052581 Si3N4 Inorganic materials 0.000 abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 14
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 abstract description 14
- 239000000758 substrate Substances 0.000 abstract description 14
- 230000003698 anagen phase Effects 0.000 abstract description 8
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 6
- 239000000377 silicon dioxide Substances 0.000 abstract description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 5
- 238000011065 in-situ storage Methods 0.000 abstract description 4
- 230000000873 masking effect Effects 0.000 abstract description 4
- 239000004065 semiconductor Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000015654 memory Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000000038 ultrahigh vacuum chemical vapour deposition Methods 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
- H01L29/66568—Lateral single gate silicon transistors
- H01L29/66651—Lateral single gate silicon transistors with a single crystalline channel formed on the silicon substrate after insulating device isolation
-
- 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
-
- 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
- H01L21/28211—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation in a gaseous ambient using an oxygen or a water vapour, e.g. RTO, possibly through a layer
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Formation Of Insulating Films (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. シリコン・ウェハーのバルク・シリコンのアクティブ領域上に高品質ゲ ート酸化層を形成する方法であって、 (a)前記ウェハーを制御された環境内に配置する段階と、 (b)前記制御された環境内において前記アクティブ領域の表面上にエピタキ シャル・シリコン層を選択的に成長させる段階と、 (c)前記制御された環境内において前記エピタキシャル層の少なくとも一部 を熱酸化させる段階と、 の諸段階をこの順で含む方法。 2. 前記制御された環境が酸素無し環境である、請求項1に記載の方法。 3. 前記制御された環境が低圧の実質的に酸素無し環境である、請求項1に 記載の方法。 4. 前記アクティブ領域が、前記段階(a)に先行して、シリコンの酸化物 が完全にない状態に保持される、請求項1に記載の方法。 5. 制御された環境内に保持させられる単結晶シリコン・ウェハーのバルク ・シリコンのアクティブ領域上に集積回路を形成する方法であって、 (a)前記ウェハーの表面上にマスク・パターンを形成して、酸素不透過性材 の層で将来的なアクティブ領域を覆うと共に将来的なフィールド絶縁領域を露出 する段階と、 (b)前記ウェハーの前記露出表面を酸化してフィールド絶縁領域を形成する 段階と、 (c)前記マスク・パターンを取り除く段階と、 (d)前記アクティブ領域の表面上にエピタキシャル・シリコン層を選択的に 成長させる段階と、 (e)前記エピタキシャル層の少なくとも上方部を熱酸化してゲート誘電体層 を形成する段階と、 (f)前記ゲート誘電体層の上部にゲート電極層を付着させる段階と、 (g)前記ゲート電極層をパターニングして電界効果トランジスタのゲートを 形成する段階と、 の諸段階を含む方法。 6. 前記制御された環境が酸素無し環境である、請求項5に記載の方法。 7. 前記制御された環境が低圧の実質的に酸素無し環境である、請求項5に 記載の方法。 8. 前記アクティブ領域が、前記段階(d)に先行して、シリコンの酸化物 が完全にない状態に保持される、請求項5に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/593,949 | 1996-01-30 | ||
US08/593,949 US7232728B1 (en) | 1996-01-30 | 1996-01-30 | High quality oxide on an epitaxial layer |
PCT/US1997/001729 WO1997028560A1 (en) | 1996-01-30 | 1997-01-30 | Method for forming ultra-thin gate oxides |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11505075A true JPH11505075A (ja) | 1999-05-11 |
JP3206921B2 JP3206921B2 (ja) | 2001-09-10 |
Family
ID=24376887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52788897A Expired - Fee Related JP3206921B2 (ja) | 1996-01-30 | 1997-01-30 | 極薄ゲート酸化物を形成する方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US7232728B1 (ja) |
EP (1) | EP0878022B1 (ja) |
JP (1) | JP3206921B2 (ja) |
KR (1) | KR19990082152A (ja) |
AT (1) | ATE266259T1 (ja) |
AU (1) | AU2006097A (ja) |
DE (1) | DE69728966T2 (ja) |
WO (1) | WO1997028560A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19922167A1 (de) * | 1999-05-12 | 2000-11-16 | Wacker Siltronic Halbleitermat | Verfahren zur Herstellung einer Halbleiterscheibe |
US6190453B1 (en) * | 1999-07-14 | 2001-02-20 | Seh America, Inc. | Growth of epitaxial semiconductor material with improved crystallographic properties |
US6703290B2 (en) | 1999-07-14 | 2004-03-09 | Seh America, Inc. | Growth of epitaxial semiconductor material with improved crystallographic properties |
US6413881B1 (en) * | 2000-03-09 | 2002-07-02 | Lsi Logic Corporation | Process for forming thin gate oxide with enhanced reliability by nitridation of upper surface of gate of oxide to form barrier of nitrogen atoms in upper surface region of gate oxide, and resulting product |
US6548335B1 (en) * | 2000-08-30 | 2003-04-15 | Advanced Micro Devices, Inc. | Selective epitaxy to reduce gate/gate dielectric interface roughness |
US7687360B2 (en) * | 2006-12-22 | 2010-03-30 | Spansion Llc | Method of forming spaced-apart charge trapping stacks |
US8440539B2 (en) * | 2007-07-31 | 2013-05-14 | Freescale Semiconductor, Inc. | Isolation trench processing for strain control |
US8053322B2 (en) * | 2008-12-29 | 2011-11-08 | Texas Instruments Incorporated | Epitaxial deposition-based processes for reducing gate dielectric thinning at trench edges and integrated circuits therefrom |
US9476185B2 (en) | 2014-04-21 | 2016-10-25 | James Edward Clark | Pond water diversion apparatus for flood control and prevention of castor infestation |
KR102512799B1 (ko) | 2018-03-07 | 2023-03-22 | 삼성전자주식회사 | 반도체 소자 및 그 제조방법 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4390586A (en) * | 1959-04-08 | 1983-06-28 | Lemelson Jerome H | Electrical device of semi-conducting material with non-conducting areas |
US3571918A (en) * | 1969-03-28 | 1971-03-23 | Texas Instruments Inc | Integrated circuits and fabrication thereof |
US4929570A (en) * | 1986-10-06 | 1990-05-29 | National Semiconductor Corporation | Selective epitaxy BiCMOS process |
KR900007686B1 (ko) * | 1986-10-08 | 1990-10-18 | 후지쓰 가부시끼가이샤 | 선택적으로 산화된 실리콘 기판상에 에피택셜 실리콘층과 다결정 실리콘층을 동시에 성장시키는 기상 증착방법 |
JPS63125508A (ja) * | 1986-11-14 | 1988-05-28 | Tsutsunaka Plast Kogyo Kk | 重合硬化用触媒組成物 |
US4764248A (en) * | 1987-04-13 | 1988-08-16 | Cypress Semiconductor Corporation | Rapid thermal nitridized oxide locos process |
US5242666A (en) * | 1987-04-21 | 1993-09-07 | Seiko Instruments Inc. | Apparatus for forming a semiconductor crystal |
EP0289246A1 (en) | 1987-04-27 | 1988-11-02 | Seiko Instruments Inc. | Method of manufacturing MOS devices |
JPH01293665A (ja) | 1988-05-23 | 1989-11-27 | Seiko Instr Inc | Mos型トランジスタにおけるゲート酸化膜の形成方法 |
JPH04162628A (ja) | 1990-10-26 | 1992-06-08 | Nec Corp | 半導体装置の製造方法 |
EP0469555B1 (en) | 1990-07-31 | 1996-04-17 | Nec Corporation | Charge storage capacitor electrode and method of manufacturing the same |
US5266510A (en) | 1990-08-09 | 1993-11-30 | Micron Technology, Inc. | High performance sub-micron p-channel transistor with germanium implant |
JPH04326576A (ja) | 1991-04-26 | 1992-11-16 | Nec Corp | 半導体装置の製造方法 |
EP0530046A1 (en) | 1991-08-30 | 1993-03-03 | STMicroelectronics, Inc. | Integrated circuit transistor |
US5156987A (en) | 1991-12-18 | 1992-10-20 | Micron Technology, Inc. | High performance thin film transistor (TFT) by solid phase epitaxial regrowth |
JPH05183159A (ja) * | 1992-01-07 | 1993-07-23 | Fujitsu Ltd | 半導体装置及びその製造方法 |
US5241202A (en) | 1992-03-12 | 1993-08-31 | Micron Technology, Inc. | Cell structure for a programmable read only memory device |
US5294571A (en) * | 1992-07-22 | 1994-03-15 | Vlsi Technology, Inc. | Rapid thermal oxidation of silicon in an ozone ambient |
US5445999A (en) | 1992-11-13 | 1995-08-29 | Micron Technology, Inc. | Advanced technique to improve the bonding arrangement on silicon surfaces to promote uniform nitridation |
US5360769A (en) | 1992-12-17 | 1994-11-01 | Micron Semiconductor, Inc. | Method for fabricating hybrid oxides for thinner gate devices |
US5376593A (en) | 1992-12-31 | 1994-12-27 | Micron Semiconductor, Inc. | Method for fabricating stacked layer Si3 N4 for low leakage high capacitance films using rapid thermal nitridation |
US5382533A (en) | 1993-06-18 | 1995-01-17 | Micron Semiconductor, Inc. | Method of manufacturing small geometry MOS field-effect transistors having improved barrier layer to hot electron injection |
US5409858A (en) | 1993-08-06 | 1995-04-25 | Micron Semiconductor, Inc. | Method for optimizing thermal budgets in fabricating semiconductors |
US5444279A (en) | 1993-08-11 | 1995-08-22 | Micron Semiconductor, Inc. | Floating gate memory device having discontinuous gate oxide thickness over the channel region |
JPH07176742A (ja) | 1993-12-20 | 1995-07-14 | Nec Corp | 半導体装置の製造方法及び半導体装置 |
FI95421C (fi) * | 1993-12-23 | 1996-01-25 | Heikki Ihantola | Puolijohteen, kuten piikiekon, prosessoinnissa käytettävä laitteisto ja menetelmä |
US5498578A (en) | 1994-05-02 | 1996-03-12 | Motorola, Inc. | Method for selectively forming semiconductor regions |
US5637518A (en) * | 1995-10-16 | 1997-06-10 | Micron Technology, Inc. | Method of making a field effect transistor having an elevated source and an elevated drain |
-
1996
- 1996-01-30 US US08/593,949 patent/US7232728B1/en not_active Expired - Fee Related
-
1997
- 1997-01-30 DE DE69728966T patent/DE69728966T2/de not_active Expired - Lifetime
- 1997-01-30 JP JP52788897A patent/JP3206921B2/ja not_active Expired - Fee Related
- 1997-01-30 KR KR1019980705875A patent/KR19990082152A/ko active Search and Examination
- 1997-01-30 WO PCT/US1997/001729 patent/WO1997028560A1/en active IP Right Grant
- 1997-01-30 AT AT97904194T patent/ATE266259T1/de not_active IP Right Cessation
- 1997-01-30 EP EP97904194A patent/EP0878022B1/en not_active Expired - Lifetime
- 1997-01-30 AU AU20060/97A patent/AU2006097A/en not_active Abandoned
-
2006
- 2006-07-26 US US11/493,114 patent/US20060264007A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP0878022B1 (en) | 2004-05-06 |
WO1997028560A1 (en) | 1997-08-07 |
EP0878022A1 (en) | 1998-11-18 |
JP3206921B2 (ja) | 2001-09-10 |
DE69728966T2 (de) | 2005-04-21 |
US7232728B1 (en) | 2007-06-19 |
KR19990082152A (ko) | 1999-11-15 |
US20060264007A1 (en) | 2006-11-23 |
DE69728966D1 (de) | 2004-06-09 |
ATE266259T1 (de) | 2004-05-15 |
AU2006097A (en) | 1997-08-22 |
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