JP4726612B2 - チャネル長の長い半導体素子の製造方法 - Google Patents
チャネル長の長い半導体素子の製造方法 Download PDFInfo
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- JP4726612B2 JP4726612B2 JP2005340419A JP2005340419A JP4726612B2 JP 4726612 B2 JP4726612 B2 JP 4726612B2 JP 2005340419 A JP2005340419 A JP 2005340419A JP 2005340419 A JP2005340419 A JP 2005340419A JP 4726612 B2 JP4726612 B2 JP 4726612B2
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- 239000004065 semiconductor Substances 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 30
- 238000000034 method Methods 0.000 title claims description 20
- 229910052710 silicon Inorganic materials 0.000 claims description 40
- 239000010703 silicon Substances 0.000 claims description 40
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 39
- 239000000758 substrate Substances 0.000 claims description 21
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 20
- 229920005591 polysilicon Polymers 0.000 claims description 20
- 238000005530 etching Methods 0.000 claims description 18
- 238000002955 isolation Methods 0.000 claims description 18
- 150000004767 nitrides Chemical class 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000001039 wet etching Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 5
- 238000001312 dry etching Methods 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000009616 inductively coupled plasma Methods 0.000 description 3
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 3
- 229910021342 tungsten silicide Inorganic materials 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1025—Channel region of field-effect devices
- H01L29/1029—Channel region of field-effect devices of field-effect transistors
- H01L29/1033—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure
- H01L29/1037—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure and non-planar channel
-
- 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
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02532—Silicon, silicon germanium, germanium
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- 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
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
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- 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
- H01L21/02639—Preparation of substrate for selective deposition
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823437—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
32 素子分離膜
33 窒化膜
34 酸化膜
35 マスクパターン
37、37A シリコンエピタキシャル層
38 犠牲酸化膜
39 ゲート絶縁膜
40 ゲートポリシリコン膜
41 ゲートメタル膜
42 ゲートハードマスク
201 プレーナ活性領域
202 突起形活性領域
300 SEG枠
400 ゲート
Claims (4)
- 複数の素子分離膜及び前記素子分離膜間に形成されたプレーナ活性領域を有するシリコン基板を準備するステップと、
前記プレーナ活性領域上に、選択的エピタキシャル成長法によって突起形活性領域を形成するステップと、
前記突起形活性領域を含む全面に犠牲酸化膜を形成した後、該犠牲酸化膜を除去することにより、前記突起形活性領域上部の角部に丸味を形成するステップと、
前記突起形活性領域を含む表面に、ゲート絶縁膜を形成するステップと、
該ゲート絶縁膜上に、ゲート用ポリシリコン膜、ゲート用メタル膜及びハードマスクを順に形成した後エッチングを行うことにより、前記突起形活性領域の両側側面及び上面を覆うように形成されたゲートポリシリコン膜と、該ゲートポリシリコン膜の上面に形成されたメタル膜とで構成されたゲート配線膜を備えたゲートを形成するステップとを含み、
前記突起形活性領域を形成するステップが、
前記プレーナ活性領域上に、前記突起形活性領域を形成するための開口部を提供する絶縁膜の枠を形成するステップと、
前記開口部の底部に露出した前記プレーナ活性領域の表面を洗浄するステップと、
選択的エピタキシャル成長法により、前記開口部を埋め込むシリコンエピタキシャル層を形成するステップと、
前記シリコンエピタキシャル層の表面を平坦化するステップと、
前記絶縁膜の枠を選択的に除去するステップとを含み、
前記開口部を提供する前記絶縁膜の枠を形成するステップが、
前記プレーナ活性領域上に窒化膜及び酸化膜を積層するステップと、
該酸化膜上にマスクパターンを形成するステップと、
該マスクパターンをエッチングバリアとして用いて、エッチングにより前記酸化膜及び前記窒化膜を選択的に除去するステップと、
前記マスクパターンを除去するステップとを含むことを特徴とする半導体素子の製造方法。 - 前記絶縁膜の枠を選択的に除去するステップを、
ウェットエッチングにより行うことを特徴とする請求項1に記載の半導体素子の製造方法。 - 前記洗浄するステップを、
NH3ガスをプラズマ源とするプラズマ洗浄により行うことを特徴とする請求項1に記載の半導体素子の製造方法。 - 前記シリコンエピタキシャル層を平坦化するステップを、
エッチバックまたはCMP処理により行うことを特徴とする請求項1に記載の半導体素子の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2004-0114153 | 2004-12-28 | ||
KR1020040114153A KR100753098B1 (ko) | 2004-12-28 | 2004-12-28 | 채널길이를 증가시킨 반도체 소자 및 그의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006190985A JP2006190985A (ja) | 2006-07-20 |
JP4726612B2 true JP4726612B2 (ja) | 2011-07-20 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2005340419A Expired - Fee Related JP4726612B2 (ja) | 2004-12-28 | 2005-11-25 | チャネル長の長い半導体素子の製造方法 |
Country Status (3)
Country | Link |
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US (2) | US7439104B2 (ja) |
JP (1) | JP4726612B2 (ja) |
KR (1) | KR100753098B1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007266153A (ja) | 2006-03-28 | 2007-10-11 | Sony Corp | プレート型熱輸送装置及び電子機器 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5362985A (en) * | 1976-11-18 | 1978-06-05 | Toshiba Corp | Mis type field effect transistor and its production |
JPS58197773A (ja) * | 1982-05-13 | 1983-11-17 | Seiko Epson Corp | Mos型半導体装置 |
JPS6153774A (ja) * | 1984-08-24 | 1986-03-17 | Hitachi Ltd | 半導体装置およびその製造方法 |
JPS63153864A (ja) * | 1986-12-17 | 1988-06-27 | Fujitsu Ltd | Mos型半導体装置の製造方法 |
JPH02272772A (ja) * | 1989-04-14 | 1990-11-07 | Nec Corp | 半導体装置 |
JPH03155165A (ja) * | 1989-11-14 | 1991-07-03 | Toshiba Corp | 半導体装置およびその製造方法 |
JPH03218679A (ja) * | 1990-01-24 | 1991-09-26 | Toshiba Corp | 半導体装置 |
JPH0467679A (ja) * | 1990-07-09 | 1992-03-03 | Toshiba Corp | 電界効果トランジスタ及びその製造方法 |
JPH07326752A (ja) * | 1993-12-28 | 1995-12-12 | Hyundai Electron Ind Co Ltd | モスフェット(mosfet)及びその製造方法 |
JPH09251989A (ja) * | 1996-03-14 | 1997-09-22 | Lsi Logic Corp | 水素ガスを用いた集積回路のプラズマ洗浄方法 |
JP2000315688A (ja) * | 1999-04-23 | 2000-11-14 | Internatl Business Mach Corp <Ibm> | ケイ化物層を含む半導体構造とその製造方法 |
JP2001015596A (ja) * | 1999-06-30 | 2001-01-19 | Matsushita Electronics Industry Corp | 半導体装置の製造方法 |
JP2004319808A (ja) * | 2003-04-17 | 2004-11-11 | Takehide Shirato | Mis電界効果トランジスタ及びその製造方法 |
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-
2004
- 2004-12-28 KR KR1020040114153A patent/KR100753098B1/ko not_active IP Right Cessation
-
2005
- 2005-10-21 US US11/256,509 patent/US7439104B2/en not_active Expired - Fee Related
- 2005-11-25 JP JP2005340419A patent/JP4726612B2/ja not_active Expired - Fee Related
-
2008
- 2008-10-14 US US12/287,805 patent/US8026557B2/en not_active Expired - Fee Related
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5362985A (en) * | 1976-11-18 | 1978-06-05 | Toshiba Corp | Mis type field effect transistor and its production |
JPS58197773A (ja) * | 1982-05-13 | 1983-11-17 | Seiko Epson Corp | Mos型半導体装置 |
JPS6153774A (ja) * | 1984-08-24 | 1986-03-17 | Hitachi Ltd | 半導体装置およびその製造方法 |
JPS63153864A (ja) * | 1986-12-17 | 1988-06-27 | Fujitsu Ltd | Mos型半導体装置の製造方法 |
JPH02272772A (ja) * | 1989-04-14 | 1990-11-07 | Nec Corp | 半導体装置 |
JPH03155165A (ja) * | 1989-11-14 | 1991-07-03 | Toshiba Corp | 半導体装置およびその製造方法 |
JPH03218679A (ja) * | 1990-01-24 | 1991-09-26 | Toshiba Corp | 半導体装置 |
JPH0467679A (ja) * | 1990-07-09 | 1992-03-03 | Toshiba Corp | 電界効果トランジスタ及びその製造方法 |
JPH07326752A (ja) * | 1993-12-28 | 1995-12-12 | Hyundai Electron Ind Co Ltd | モスフェット(mosfet)及びその製造方法 |
JPH09251989A (ja) * | 1996-03-14 | 1997-09-22 | Lsi Logic Corp | 水素ガスを用いた集積回路のプラズマ洗浄方法 |
JP2000315688A (ja) * | 1999-04-23 | 2000-11-14 | Internatl Business Mach Corp <Ibm> | ケイ化物層を含む半導体構造とその製造方法 |
JP2001015596A (ja) * | 1999-06-30 | 2001-01-19 | Matsushita Electronics Industry Corp | 半導体装置の製造方法 |
JP2004319808A (ja) * | 2003-04-17 | 2004-11-11 | Takehide Shirato | Mis電界効果トランジスタ及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20060075374A (ko) | 2006-07-04 |
US7439104B2 (en) | 2008-10-21 |
KR100753098B1 (ko) | 2007-08-29 |
US20090050985A1 (en) | 2009-02-26 |
US20060138468A1 (en) | 2006-06-29 |
US8026557B2 (en) | 2011-09-27 |
JP2006190985A (ja) | 2006-07-20 |
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