KR101345897B1 - 하니콤 헤테로에피택시를 구비한 반도체장치 - Google Patents
하니콤 헤테로에피택시를 구비한 반도체장치 Download PDFInfo
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- KR101345897B1 KR101345897B1 KR1020100061926A KR20100061926A KR101345897B1 KR 101345897 B1 KR101345897 B1 KR 101345897B1 KR 1020100061926 A KR1020100061926 A KR 1020100061926A KR 20100061926 A KR20100061926 A KR 20100061926A KR 101345897 B1 KR101345897 B1 KR 101345897B1
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 19
- 238000001534 heteroepitaxy Methods 0.000 title 1
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 41
- 239000010703 silicon Substances 0.000 claims abstract description 41
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000000151 deposition Methods 0.000 claims abstract description 9
- 238000000231 atomic layer deposition Methods 0.000 claims description 6
- 238000001451 molecular beam epitaxy Methods 0.000 claims description 6
- 238000005229 chemical vapour deposition Methods 0.000 claims description 5
- 238000000171 gas-source molecular beam epitaxy Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002105 nanoparticle Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 12
- 239000002070 nanowire Substances 0.000 description 12
- RPQDHPTXJYYUPQ-UHFFFAOYSA-N indium arsenide Chemical compound [In]#[As] RPQDHPTXJYYUPQ-UHFFFAOYSA-N 0.000 description 6
- 238000002955 isolation Methods 0.000 description 6
- 229910000673 Indium arsenide Inorganic materials 0.000 description 5
- 238000013459 approach Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 2
- 241000264877 Hippospongia communis Species 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- KXNLCSXBJCPWGL-UHFFFAOYSA-N [Ga].[As].[In] Chemical compound [Ga].[As].[In] KXNLCSXBJCPWGL-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005389 semiconductor device fabrication Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
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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
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
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- 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
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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
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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
- H01L21/70—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
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/08—Manufacture or treatment characterised by using material-based technologies using combinations of technologies, e.g. using both Si and SiC technologies or using both Si and Group III-V technologies
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
- H10D89/10—Integrated device layouts
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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
- H01L21/02518—Deposited layers
- H01L21/02587—Structure
- H01L21/0259—Microstructure
- H01L21/02603—Nanowires
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- Microelectronics & Electronic Packaging (AREA)
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- Nanotechnology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
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Abstract
Description
도 2는 본 발명의 일 실시예에 따라 n-채널 MOSFET을 위한 나노 섬의 헤테로에피택셜 층 구조를 도시한 도면,
도 3A는 본 발명의 일 실시예에 따라 나노 섬 위에 구성된 트랜지스터를 도시한 도면,
도 3B는 종래기술에 따라 전통적인 물질 위에 구성된 트랜지스터를 도시한 도면,
도 4는 본 발명의 일 실시예에 따라 기판 상에서 무전위, 얇은 헤테로에피택셜, 단결정 나노 섬의 생성방법을 나타내는 흐름도,
도 5는 논리 게이트 셀의 다양한 타입에 대한 연도별 돌출 크기를 도시한 그래프이다.
Claims (15)
- 복수의 나노 크기 개구들 - 이 나노 크기는 22nm 이하의 범위임 - 을 포함하는 마스크를 실리콘 기판 상에 형성하는 단계;
상기 마스크 개구들을 통해 노출된 실리콘 기판의 표면의 부분들 상에 본질적으로 무결점인 비-실리콘 반도체 나노 섬들(nano-islands)을 생성하는 단계;
상기 나노 섬들 상에 하이-k 게이트 유전체를 증착하는 단계; 및
상기 나노 섬들 상에 트랜지스터들을 구성하는 단계;를 포함하는 방법. - 제1항에 있어서, 상기 생성 단계는 MOCVD(MetalOrganic Chemical Vapor Deposition)를 통해 비-실리콘 반도체 나노 섬의 선택적인 헤테로에피택셜 성장을 수행하는 단계를 포함하는 것인 방법.
- 제1항에 있어서, 상기 생성 단계는 MBE(gas source Molecular Beam Epitaxy)를 통해 비-실리콘 반도체 나노 섬들의 선택적인 헤테로에피택셜 성장을 수행하는 단계를 포함하는 것인 방법.
- 제1항에 있어서, 상기 증착 단계는 MOCVD(MetalOrganic Chemical Vapor Deposition)를 통해서 수행되는 것인 방법.
- 제1항에 있어서, 상기 증착 단계는 ALD(atomic layer deposition)를 통해서 수행되는 것인 방법.
- 제1항에 있어서, 상기 증착단계는 MBE(gas source Molecular Beam Epitaxy)를 통해서 수행되는 것인 방법.
- 제1항에 있어서, 상기 개구들 각각은 6각 형상인 것인 방법.
- 실리콘 기판;
복수의 나노 크기 개구들 - 이 나노 크기는 22nm 이하의 범위임 - 을 포함하고, 상기 실리콘 기판의 상면 상에 배치되는 마스크;
상기 마스크 개구들을 통해 노출된 상기 실리콘 기판의 상면의 부분들 상에서 성장되는 본질적으로 무결점인 비-실리콘 반도체 나노 섬들(nano-islands);
상기 나노 섬들 상에 증착되는 하이-k 게이트 유전체; 및
상기 나노 섬들 상에 구성되는 트랜지스터들을 포함하는 반도체 장치. - 제8항에 있어서, 상기 개구들 각각은 6각 형상인 것인 반도체 장치.
- 제8항에 있어서, 상기 나노 섬들의 두께는 50㎚ 이하인 것인 반도체 장치.
- 제8항에 있어서, 상기 실리콘 기판은 (111) 표면 방향(surface orientation)을 가지는 것인 반도체 장치.
- 제8항에 있어서, 상기 마스크는 하드마스크를 포함하는 것인 반도체 장치.
- 복수의 나노 크기 개구들 - 이 나노 크기는 22nm 이하의 범위임 - 을 구비하는 마스크를 실리콘 기판 상에 형성하는 단계;
MOCVD(MetalOrganic Chemical Vapor Deposition)와 MBE(gas source Molecular Beam Epitaxy) 중 적어도 하나를 사용하여,
상기 마스크 개구들을 통해 노출된 상기 실리콘 기판의 표면들 상에 본질적으로 무결점인 비-실리콘 반도체 나노 섬들(nano-islands)의 선택적인 헤테로에피택셜 성장을 수행하는 단계;
MOCVD(MetalOrganic Chemical Vapor Deposition), ALD(atomic layer deposition) 및 MBE(gas source Molecular Beam Epitaxy) 중 적어도 하나를 통해서 상기 나노 섬들 상에 하이-k 게이트 유전체를 증착하는 단계; 및
상기 나노 섬들 상에 트랜지스터들을 구성하는 단계를 포함하는 방법. - 제13항에 있어서, 상기 트랜지스터 구성 단계는, 게이트, 측벽 및 옴 접촉(ohmic contact)을 위치시키는 단계를 포함하는 것인 방법.
- 제13항에 있어서, 상기 개구들 각각은 6각 형상인 것인 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/562,852 US20110068368A1 (en) | 2009-09-18 | 2009-09-18 | Semiconductor device comprising a honeycomb heteroepitaxy |
US12/562,852 | 2009-09-18 |
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KR20110031080A KR20110031080A (ko) | 2011-03-24 |
KR101345897B1 true KR101345897B1 (ko) | 2013-12-30 |
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KR1020100061926A KR101345897B1 (ko) | 2009-09-18 | 2010-06-29 | 하니콤 헤테로에피택시를 구비한 반도체장치 |
Country Status (6)
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US (1) | US20110068368A1 (ko) |
EP (1) | EP2299490A3 (ko) |
JP (2) | JP2011066410A (ko) |
KR (1) | KR101345897B1 (ko) |
CN (1) | CN102024759B (ko) |
TW (1) | TWI484564B (ko) |
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US9450007B1 (en) | 2015-05-28 | 2016-09-20 | Stmicroelectronics S.R.L. | Integrated circuit with reflective material in trenches and related methods |
Citations (2)
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US20050003572A1 (en) * | 2003-04-30 | 2005-01-06 | Osram Opto Semiconductors Gmbh | Method for fabricating a plurality of semiconductor chips |
KR20070109462A (ko) * | 2006-05-11 | 2007-11-15 | 재단법인서울대학교산학협력재단 | 위치 선택적 수직형 나노선 성장 방법, 수직형 나노선을포함하는 반도체 나노 소자 및 이의 제조 방법 |
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EP2058844A1 (en) * | 2007-10-30 | 2009-05-13 | Interuniversitair Microelektronica Centrum (IMEC) | Method of forming a semiconductor device |
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2009
- 2009-09-18 US US12/562,852 patent/US20110068368A1/en not_active Abandoned
- 2009-12-22 TW TW098144136A patent/TWI484564B/zh active
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- 2010-01-20 CN CN201010004651XA patent/CN102024759B/zh active Active
- 2010-06-21 EP EP10006435.1A patent/EP2299490A3/en not_active Withdrawn
- 2010-06-29 KR KR1020100061926A patent/KR101345897B1/ko active IP Right Grant
- 2010-09-13 JP JP2010203889A patent/JP2011066410A/ja active Pending
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Patent Citations (2)
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US20050003572A1 (en) * | 2003-04-30 | 2005-01-06 | Osram Opto Semiconductors Gmbh | Method for fabricating a plurality of semiconductor chips |
KR20070109462A (ko) * | 2006-05-11 | 2007-11-15 | 재단법인서울대학교산학협력재단 | 위치 선택적 수직형 나노선 성장 방법, 수직형 나노선을포함하는 반도체 나노 소자 및 이의 제조 방법 |
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JP2011066410A (ja) | 2011-03-31 |
US20110068368A1 (en) | 2011-03-24 |
TWI484564B (zh) | 2015-05-11 |
JP2014225681A (ja) | 2014-12-04 |
KR20110031080A (ko) | 2011-03-24 |
EP2299490A3 (en) | 2013-11-20 |
CN102024759B (zh) | 2013-05-29 |
CN102024759A (zh) | 2011-04-20 |
TW201112335A (en) | 2011-04-01 |
EP2299490A2 (en) | 2011-03-23 |
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