JP3879003B2 - シリサイド膜の作製方法 - Google Patents
シリサイド膜の作製方法 Download PDFInfo
- Publication number
- JP3879003B2 JP3879003B2 JP2004051790A JP2004051790A JP3879003B2 JP 3879003 B2 JP3879003 B2 JP 3879003B2 JP 2004051790 A JP2004051790 A JP 2004051790A JP 2004051790 A JP2004051790 A JP 2004051790A JP 3879003 B2 JP3879003 B2 JP 3879003B2
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- Prior art keywords
- silicide film
- film
- heat treatment
- nisi
- layer
- 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.)
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- 229910021332 silicide Inorganic materials 0.000 title claims description 60
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 title claims description 60
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 53
- 229910052710 silicon Inorganic materials 0.000 claims description 53
- 239000010703 silicon Substances 0.000 claims description 53
- 238000010438 heat treatment Methods 0.000 claims description 48
- 239000000758 substrate Substances 0.000 claims description 32
- 229910005881 NiSi 2 Inorganic materials 0.000 claims description 30
- 229910021334 nickel silicide Inorganic materials 0.000 claims description 28
- RUFLMLWJRZAWLJ-UHFFFAOYSA-N nickel silicide Chemical compound [Ni]=[Si]=[Ni] RUFLMLWJRZAWLJ-UHFFFAOYSA-N 0.000 claims description 28
- 150000001875 compounds Chemical class 0.000 claims description 27
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 25
- 239000010936 titanium Substances 0.000 claims description 25
- 229910052719 titanium Inorganic materials 0.000 claims description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 239000010408 film Substances 0.000 description 110
- PEUPIGGLJVUNEU-UHFFFAOYSA-N nickel silicon Chemical compound [Si].[Ni] PEUPIGGLJVUNEU-UHFFFAOYSA-N 0.000 description 14
- 239000013078 crystal Substances 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 10
- 239000007772 electrode material Substances 0.000 description 8
- 239000012528 membrane Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910019001 CoSi Inorganic materials 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 229910008484 TiSi Inorganic materials 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- VLJQDHDVZJXNQL-UHFFFAOYSA-N 4-methyl-n-(oxomethylidene)benzenesulfonamide Chemical compound CC1=CC=C(S(=O)(=O)N=C=O)C=C1 VLJQDHDVZJXNQL-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- DFJQEGUNXWZVAH-UHFFFAOYSA-N bis($l^{2}-silanylidene)titanium Chemical compound [Si]=[Ti]=[Si] DFJQEGUNXWZVAH-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000010406 interfacial reaction Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229910021340 platinum monosilicide Inorganic materials 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910021352 titanium disilicide Inorganic materials 0.000 description 1
- -1 vacuum 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
- H01L21/283—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
- H01L21/28518—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 the conductive layers comprising silicides
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electrodes Of Semiconductors (AREA)
Description
所定のシリコン基材を準備する工程と、
前記シリコン基材上に、チタン介在層を形成する工程と、前記チタン介在層上に、被化合物元素含有層を形成して、多層膜中間構造体を形成する工程と、前記多層膜中間構造体に対して、350℃以下の熱処理と400℃以上の追加熱処理を順次施し、前記シリコン基材のシリコン元素と、前記被化合物元素含有層の被化合物元素とを含むシリサイド膜を形成する工程とを具え、前記被化合物元素含有層はニッケル層であって、前記シリサイド膜はニッケルシリサイド膜であることを特徴とする、シリサイド膜の作製方法である。
(実施例1)
(100)シリコン基板を準備し、このシリコン基板上にチタン介在層を厚さ2nmに形成するとともに、前記チタン介在層上にニッケル層を厚さ9nmに形成して、多層膜中間構造体を作製した。次いで、前記多層膜中間構造体を真空中に配置するとともに、350℃の温度で30分間熱処理を実施した後、窒素雰囲気に配置し、550℃〜850℃の温度で追加の熱処理を実施し、前記シリコン基板上にニッケルシリサイド膜を形成した。
チタン介在層を形成せず、かつ前記追加の熱処理を実施しない以外は、実施例1と同様にしてシリコン基板上にニッケルシリサイド膜を形成した。
比較例1で得たシリコン基板及びニッケルシリサイド膜を含む多層膜構造体に対して、実施例1と同じ条件下で追加の熱処理を施した。
図3は、実施例1で得たニッケルシリサイド膜のX線回折パターンを示すグラフであり、図4は、比較例1及び2で得たニッケルシリサイド膜のX線回折パターンを示すグラフである。図3及び4において、温度350℃は、前記ニッケルシリサイド膜形成時の熱処理温度を指し、実施例1及び比較例2の温度650℃、750℃、及び850℃は追加の熱処理温度を指している。
11 シリコン基材
12 チタン介在層
13 被化合物元素含有層
20 多層膜構造体
23 シリサイド膜
24 シリコン基材とシリサイド膜との界面
Claims (4)
- 所定のシリコン基材を準備する工程と、
前記シリコン基材上に、チタン介在層を形成する工程と、
前記チタン介在層上に、被化合物元素含有層を形成して、多層膜中間構造体を形成する工程と、
前記多層膜中間構造体に対して、350℃以下の熱処理と400℃以上の追加熱処理を順次施し、前記シリコン基材のシリコン元素と、前記被化合物元素含有層の被化合物元素とを含むシリサイド膜を形成する工程と、
を具え、
前記被化合物元素含有層はニッケル層であって、前記シリサイド膜はニッケルシリサイド膜であることを特徴とする、シリサイド膜の作製方法。 - 前記チタン介在層の厚さが50nm以下であることを特徴とする、請求項1に記載のシリサイド膜の作製方法。
- 前記シリサイド膜はエピタキシャル膜であることを特徴とする、請求項1又は2に記載のシリサイド膜の作製方法。
- 前記ニッケルシリサイド膜はニッケルダイシリサイド(NiSi2)膜であることを特徴とする、請求項1、2または3に記載のシリサイド膜の作製方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004051790A JP3879003B2 (ja) | 2004-02-26 | 2004-02-26 | シリサイド膜の作製方法 |
US10/925,976 US20050189652A1 (en) | 2004-02-26 | 2004-08-26 | Method for fabricating a silicide film, multilayered intermediate structure and multilayered structure |
EP04020632A EP1569266A2 (en) | 2004-02-26 | 2004-08-31 | Method for fabricating a silicide film, multilayered intermediate structure and multilayered structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004051790A JP3879003B2 (ja) | 2004-02-26 | 2004-02-26 | シリサイド膜の作製方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005243923A JP2005243923A (ja) | 2005-09-08 |
JP3879003B2 true JP3879003B2 (ja) | 2007-02-07 |
Family
ID=34747513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004051790A Expired - Lifetime JP3879003B2 (ja) | 2004-02-26 | 2004-02-26 | シリサイド膜の作製方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050189652A1 (ja) |
EP (1) | EP1569266A2 (ja) |
JP (1) | JP3879003B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007173743A (ja) * | 2005-12-26 | 2007-07-05 | Toshiba Corp | 半導体装置の製造方法 |
JP5116003B2 (ja) * | 2006-02-27 | 2013-01-09 | セイコーエプソン株式会社 | シリサイドの形成方法及び半導体装置の製造方法 |
JP2007242894A (ja) * | 2006-03-08 | 2007-09-20 | Toshiba Corp | 半導体装置およびその製造方法 |
JP4920310B2 (ja) * | 2006-05-30 | 2012-04-18 | 株式会社東芝 | 半導体装置およびその製造方法 |
CN104752182B (zh) * | 2013-12-30 | 2020-01-07 | 中国科学院上海微系统与信息技术研究所 | 一种利用Ti插入层制作NiSiGe材料的方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5047111A (en) * | 1985-03-16 | 1991-09-10 | Director-General Of The Agency Of Industrial Science And Technology | Method of forming a metal silicide film |
JP2692554B2 (ja) * | 1993-12-16 | 1997-12-17 | 日本電気株式会社 | 半導体装置の製造方法 |
US5861340A (en) * | 1996-02-15 | 1999-01-19 | Intel Corporation | Method of forming a polycide film |
US6071782A (en) * | 1998-02-13 | 2000-06-06 | Sharp Laboratories Of America, Inc. | Partial silicidation method to form shallow source/drain junctions |
US6492694B2 (en) * | 1998-02-27 | 2002-12-10 | Micron Technology, Inc. | Highly conductive composite polysilicon gate for CMOS integrated circuits |
US6229167B1 (en) * | 1998-03-24 | 2001-05-08 | Rohm Co., Ltd. | Semiconductor device and method of manufacturing the same |
US6440851B1 (en) * | 1999-10-12 | 2002-08-27 | International Business Machines Corporation | Method and structure for controlling the interface roughness of cobalt disilicide |
US6730587B1 (en) * | 2000-12-07 | 2004-05-04 | Advanced Micro Devices, Inc. | Titanium barrier for nickel silicidation of a gate electrode |
US6534871B2 (en) * | 2001-05-14 | 2003-03-18 | Sharp Laboratories Of America, Inc. | Device including an epitaxial nickel silicide on (100) Si or stable nickel silicide on amorphous Si and a method of fabricating the same |
US6495460B1 (en) * | 2001-07-11 | 2002-12-17 | Advanced Micro Devices, Inc. | Dual layer silicide formation using a titanium barrier to reduce surface roughness at silicide/junction interface |
US6958814B2 (en) * | 2002-03-01 | 2005-10-25 | Applied Materials, Inc. | Apparatus and method for measuring a property of a layer in a multilayered structure |
US6873051B1 (en) * | 2002-05-31 | 2005-03-29 | Advanced Micro Devices, Inc. | Nickel silicide with reduced interface roughness |
US6787864B2 (en) * | 2002-09-30 | 2004-09-07 | Advanced Micro Devices, Inc. | Mosfets incorporating nickel germanosilicided gate and methods for their formation |
DE10245607B4 (de) * | 2002-09-30 | 2009-07-16 | Advanced Micro Devices, Inc., Sunnyvale | Verfahren zum Bilden von Schaltungselementen mit Nickelsilizidgebieten, die durch ein Barrierendiffusionsmaterial thermisch stabilisiert sind sowie Verfahren zur Herstellung einer Nickelmonosilizidschicht |
-
2004
- 2004-02-26 JP JP2004051790A patent/JP3879003B2/ja not_active Expired - Lifetime
- 2004-08-26 US US10/925,976 patent/US20050189652A1/en not_active Abandoned
- 2004-08-31 EP EP04020632A patent/EP1569266A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2005243923A (ja) | 2005-09-08 |
US20050189652A1 (en) | 2005-09-01 |
EP1569266A2 (en) | 2005-08-31 |
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