JP5372493B2 - デュアル歪みチャネル半導体デバイスを製造する方法 - Google Patents
デュアル歪みチャネル半導体デバイスを製造する方法 Download PDFInfo
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- 229910000577 Silicon-germanium Inorganic materials 0.000 claims description 77
- 150000004767 nitrides Chemical class 0.000 claims description 56
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 51
- 229910052710 silicon Inorganic materials 0.000 claims description 51
- 239000010703 silicon Substances 0.000 claims description 51
- 238000002955 isolation Methods 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 47
- 239000011241 protective layer Substances 0.000 claims description 26
- 239000012212 insulator Substances 0.000 claims description 13
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 claims description 9
- 230000002040 relaxant effect Effects 0.000 claims 3
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- 125000006850 spacer group Chemical group 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910052732 germanium Inorganic materials 0.000 description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 3
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- 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
- H01L29/1054—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 with a variation of the composition, e.g. channel with strained layer for increasing the mobility
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- 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
- H01L21/84—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 other than a semiconductor body, e.g. being an insulating body
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- 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
- H01L27/12—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 other than a semiconductor body, e.g. an insulating body
- H01L27/1203—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 other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI
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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
- H01L21/70—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
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823807—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the channel structures, e.g. channel implants, halo or pocket implants, or channel materials
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- 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
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823878—Complementary field-effect transistors, e.g. CMOS isolation region manufacturing related aspects, e.g. to avoid interaction of isolation region with adjacent structure
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- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Element Separation (AREA)
- Thin Film Transistor (AREA)
Description
Claims (2)
- 半導体デバイスを形成する方法であって、
半導体層の上に重なる保護層を形成する工程と、
前記保護層の上に重なる窒化物層を形成する工程と、
ウエハにトレンチ分離を形成し、ウエハのPMOS領域からNMOS領域を隔てるトレンチ分離形成工程であって、ウエハはインシュレータの上方に半導体層を含むセミコンダクタ・オン・インシュレータ(SOI)構成を有するとともに、トレンチ分離は、前記窒化物層、前記保護層、前記半導体層を通じて少なくともインシュレータまで延びて形成され、該トレンチ分離にトレンチ充填剤が充填される前記工程と、
前記トレンチ分離形成工程の後に、NMOS領域に第1のチャンネル領域を形成する第1チャンネル領域形成工程と、
前記トレンチ分離形成工程の後に、PMOS領域に第2のチャンネル領域を形成する第2チャンネル領域形成工程とを備え、
前記第1チャンネル領域形成工程および前記第2チャンネル領域形成工程は、
二軸性圧縮歪み層を残すのに必要な限界の厚さ未満の厚さを有する二軸性圧縮歪みシリコンゲルマニウム層を、PMOS領域の半導体層の上に重なり形成するシリコンゲルマニウム形成工程と、
PMOS領域の前記二軸性圧縮歪みシリコンゲルマニウム層の上に重なるとともに、NMOS領域の半導体層の上に重なるシリコンキャップ層を選択的に成長させるシリコンキャップ層形成工程とを含み、
PMOS領域に形成される前記シリコンキャップ層が有する第2の歪み特性は、NMOS領域に形成される前記シリコンキャップ層が有する第1の歪み特性よりも小さい引張であり、第1及び第2の歪み特性はそれぞれNMOS領域及びPMOS領域に形成されるNMOS及びPMOSデバイス構造において同時の性能向上を可能とする、方法。 - 半導体デバイスを形成する方法であって、
半導体層の上に重なる保護層を形成する工程と、
前記保護層の上に重なる窒化物層を形成する工程と、
ウエハにトレンチ分離を形成し、ウエハのPMOS領域からNMOS領域を隔てるトレンチ分離形成工程であって、ウエハはインシュレータの上方に半導体層を含むセミコンダクタ・オン・インシュレータ(SOI)構成を有するとともに、トレンチ分離は、前記窒化物層、前記保護層、前記半導体層を通じて少なくともインシュレータまで延びて形成され、該トレンチ分離にトレンチ充填剤が充填される前記工程と、
前記トレンチ分離形成工程の後に実行され、NMOS領域に第1のチャンネル領域を形成する第1チャンネル領域形成工程と、
前記トレンチ分離形成工程の後に実行され、PMOS領域に第2のチャンネル領域を形成する第2チャンネル領域形成工程とを備え、
前記第1チャンネル領域形成工程および前記第2チャンネル領域形成工程は、
濃縮によってNMOS領域の半導体層を緩和させ、NMOS領域に緩和半導体層を形成する緩和半導体層形成工程と、
前記緩和半導体層形成工程の後に、PMOS領域の半導体層の上方およびNMOS領域の前記緩和半導体層の上方にシリコンキャップ層を選択的に成長させるシリコンキャップ層形成工程とを含み、
PMOS領域に形成されるシリコンキャップ層が有する第2の歪み特性は、NMOS領域に形成されるシリコンキャップ層が有する第1の歪み特性よりも小さい引張であり、第1及び第2の歪み特性はそれぞれNMOS領域及びPMOS領域に形成されるNMOS及びPMOSデバイス構造において同時の性能向上を可能とする、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US11/093,801 US7282402B2 (en) | 2005-03-30 | 2005-03-30 | Method of making a dual strained channel semiconductor device |
US11/093,801 | 2005-03-30 | ||
PCT/US2006/005471 WO2006107419A2 (en) | 2005-03-30 | 2006-02-16 | Method of making a dual strained channel semiconductor device |
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JP2008535245A JP2008535245A (ja) | 2008-08-28 |
JP2008535245A5 JP2008535245A5 (ja) | 2009-04-09 |
JP5372493B2 true JP5372493B2 (ja) | 2013-12-18 |
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US (1) | US7282402B2 (ja) |
JP (1) | JP5372493B2 (ja) |
TW (1) | TWI389258B (ja) |
WO (1) | WO2006107419A2 (ja) |
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US20060228851A1 (en) | 2006-10-12 |
WO2006107419A2 (en) | 2006-10-12 |
WO2006107419A3 (en) | 2008-01-10 |
JP2008535245A (ja) | 2008-08-28 |
US7282402B2 (en) | 2007-10-16 |
TW200711045A (en) | 2007-03-16 |
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