JP2007294971A - トランジスタのゲート上面での応力緩和 - Google Patents
トランジスタのゲート上面での応力緩和 Download PDFInfo
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- JP2007294971A JP2007294971A JP2007114513A JP2007114513A JP2007294971A JP 2007294971 A JP2007294971 A JP 2007294971A JP 2007114513 A JP2007114513 A JP 2007114513A JP 2007114513 A JP2007114513 A JP 2007114513A JP 2007294971 A JP2007294971 A JP 2007294971A
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- semiconductor device
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- polysilicon layer
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- 239000004065 semiconductor Substances 0.000 claims abstract description 44
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 42
- 229920005591 polysilicon Polymers 0.000 claims abstract description 42
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 29
- 239000010703 silicon Substances 0.000 claims abstract description 29
- 230000001939 inductive effect Effects 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims description 24
- -1 germanium ions Chemical class 0.000 claims description 16
- 229910052732 germanium Inorganic materials 0.000 claims description 12
- 229910052724 xenon Inorganic materials 0.000 claims description 9
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 16
- 239000000758 substrate Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 106
- 229910052581 Si3N4 Inorganic materials 0.000 description 15
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 15
- 229920002120 photoresistant polymer Polymers 0.000 description 12
- 125000006850 spacer group Chemical group 0.000 description 7
- 238000005468 ion implantation Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 3
- 238000001459 lithography Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/3115—Doping the insulating layers
- H01L21/31155—Doping the insulating layers by ion implantation
-
- 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
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7842—Field effect transistors with field effect produced by an insulated gate means for exerting mechanical stress on the crystal lattice of the channel region, e.g. using a flexible substrate
- H01L29/7843—Field effect transistors with field effect produced by an insulated gate means for exerting mechanical stress on the crystal lattice of the channel region, e.g. using a flexible substrate the means being an applied insulating layer
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Thin Film Transistor (AREA)
Abstract
【解決手段】半導体装置は、トランジスタのソースおよびドレイン領域を含んだトランジスタ活性領域を含んだシリコン層101を含む。ポリシリコン層102は、シリコン層上に設けられ、活性領域を覆うように設けられる。応力誘起層104は、ポリシリコン層の上方を除いて活性領域を覆うように設けられ、圧縮応力層または引っ張り応力層である。
【選択図】 図3
Description
(1)トランジスタのソースおよびドレイン領域を含んだトランジスタ活性領域を含んだシリコン層と、前記シリコン層上に設けられ、前記活性領域を覆うように設けられたポリシリコン層と、前記ポリシリコン層の上方を除いて前記活性領域を覆うように設けられた応力誘起層と、を具備する半導体装置。
Claims (5)
- トランジスタのソースおよびドレイン領域を含んだトランジスタ活性領域を含んだシリコン層と、
前記シリコン層上に設けられ、前記活性領域を覆うように設けられたポリシリコン層と、
前記ポリシリコン層の上方を除いて前記活性領域を覆うように設けられた応力誘起層と、
を具備し、
前記応力誘起層は圧縮応力層または引っ張り応力層である半導体装置。 - 前記ポリシリコン層の前記応力誘起層によって覆われていない部分の上に設けられた、ゲルマニウムを注入されたSiN層をさらに含み、
前記ゲルマニウムを注入されたSiN層は、前記ポリシリコン層の幅と実質的に同じ広がりを有する幅を有する、
請求項1の半導体装置。 - シリコン層上にポリシリコン層を形成し、
前記ポリシリコン層上と前記シリコン層上に応力誘起層を形成し、
前記応力誘起層の前記ポリシリコン層上の部分において、前記応力誘起層の前記部分によって誘起される応力を減少させる、
ことを具備する半導体装置の製造方法。 - 前記応力を減少させることは、前記応力誘起層の前記部分にゲルマニウムイオンまたはキセノンイオンを注入することを含む、請求項3の半導体装置の製造方法。
- シリコン層上にポリシリコン層を形成し、
前記ポリシリコン層上および前記シリコン層上にSiN層を形成し、
前記SiN層の前記ポリシリコン層上の部分にゲルマニウムイオンおよびキセノンイオンの少なくとも一方を注入する、
ことを具備する半導体装置の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/409,090 | 2006-04-24 | ||
US11/409,090 US7592653B2 (en) | 2006-04-24 | 2006-04-24 | Stress relaxation for top of transistor gate |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007294971A true JP2007294971A (ja) | 2007-11-08 |
JP4818191B2 JP4818191B2 (ja) | 2011-11-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007114513A Expired - Fee Related JP4818191B2 (ja) | 2006-04-24 | 2007-04-24 | トランジスタのゲート上面での応力緩和 |
Country Status (2)
Country | Link |
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US (1) | US7592653B2 (ja) |
JP (1) | JP4818191B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103996699A (zh) * | 2013-02-15 | 2014-08-20 | 格罗方德半导体公司 | 包含一层应力产生材料的电路组件及其形成方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7585720B2 (en) * | 2006-07-05 | 2009-09-08 | Toshiba America Electronic Components, Inc. | Dual stress liner device and method |
US7462522B2 (en) * | 2006-08-30 | 2008-12-09 | International Business Machines Corporation | Method and structure for improving device performance variation in dual stress liner technology |
US7727834B2 (en) * | 2008-02-14 | 2010-06-01 | Toshiba America Electronic Components, Inc. | Contact configuration and method in dual-stress liner semiconductor device |
US8232603B2 (en) * | 2009-03-19 | 2012-07-31 | International Business Machines Corporation | Gated diode structure and method including relaxed liner |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005005633A (ja) * | 2003-06-16 | 2005-01-06 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
US20050194596A1 (en) * | 2003-10-30 | 2005-09-08 | Victor Chan | Increasing carrier mobility in NFET and PFET transistors on a common wafer |
JP2005340336A (ja) * | 2004-05-25 | 2005-12-08 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2006059980A (ja) * | 2004-08-19 | 2006-03-02 | Renesas Technology Corp | 半導体装置及びその製造方法 |
WO2007034718A1 (ja) * | 2005-09-21 | 2007-03-29 | Nec Corporation | 半導体装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5064773A (en) * | 1988-12-27 | 1991-11-12 | Raytheon Company | Method of forming bipolar transistor having closely spaced device regions |
US7335544B2 (en) * | 2004-12-15 | 2008-02-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of making MOSFET device with localized stressor |
US7232730B2 (en) * | 2005-04-29 | 2007-06-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of forming a locally strained transistor |
-
2006
- 2006-04-24 US US11/409,090 patent/US7592653B2/en not_active Expired - Fee Related
-
2007
- 2007-04-24 JP JP2007114513A patent/JP4818191B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005005633A (ja) * | 2003-06-16 | 2005-01-06 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
US20050194596A1 (en) * | 2003-10-30 | 2005-09-08 | Victor Chan | Increasing carrier mobility in NFET and PFET transistors on a common wafer |
JP2005340336A (ja) * | 2004-05-25 | 2005-12-08 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2006059980A (ja) * | 2004-08-19 | 2006-03-02 | Renesas Technology Corp | 半導体装置及びその製造方法 |
WO2007034718A1 (ja) * | 2005-09-21 | 2007-03-29 | Nec Corporation | 半導体装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103996699A (zh) * | 2013-02-15 | 2014-08-20 | 格罗方德半导体公司 | 包含一层应力产生材料的电路组件及其形成方法 |
Also Published As
Publication number | Publication date |
---|---|
US7592653B2 (en) | 2009-09-22 |
JP4818191B2 (ja) | 2011-11-16 |
US20070246741A1 (en) | 2007-10-25 |
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