JP2018515914A - 三次元デバイスの製造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 150000002500 ions Chemical class 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 35
- 239000007943 implant Substances 0.000 claims description 19
- 239000002019 doping agent Substances 0.000 claims description 10
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 229910000927 Ge alloy Inorganic materials 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 description 16
- 238000013459 approach Methods 0.000 description 15
- 238000005530 etching Methods 0.000 description 7
- 230000008021 deposition Effects 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 229920005591 polysilicon Polymers 0.000 description 3
- 230000005669 field effect Effects 0.000 description 2
- 125000001475 halogen functional group Chemical group 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
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- 238000005498 polishing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
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Abstract
Description
Claims (15)
- 三次元デバイスの製造方法であって、
基板面から垂直に延在し、前記基板面に対して平行なフィン軸線を有するフィン構造の拡張領域の端面にイオンを指向させるステップを含み、
前記イオンは、前記基板面に垂直であり、かつ前記フィン軸線に対して平行な平面内に延在する軌道を有し、
前記フィン構造の一部は、チャネル領域を画定するゲート構造によって被覆され、かつ
前記端面は、前記ゲート構造によって被覆されない、方法。 - 請求項1に記載の方法であって、前記フィン構造は、単結晶シリコンを含む、方法。
- 請求項1に記載の方法であって、前記フィン構造は、少なくとも3つの層を備え、少なくとも一層はシリコンを含み、かつ少なくとも一層はシリコン:ゲルマニウム合金を含む、方法。
- 請求項1に記載の方法であって、前記軌道は、前記基板面に垂直に対して10°〜12°の入射角度をなす、方法。
- 請求項1に記載の方法であって、前記イオンは、ソース/ドレイン拡張インプラントとして提供される、方法。
- 請求項1に記載の方法であって、更に、前記イオンを前記端面内に指向させるステップの後に、前記拡張領域上に隆起したソース/ドレインを形成するステップを含む、方法。
- 請求項1に記載の方法であって、前記ゲート構造は、前記フィン構造の露出領域を画定し、更に、前記フィン構造の拡張領域が形成される前記露出領域の一部を取り除くステップを含む、方法。
- 三次元デバイスの製造方法であって、
基板面から垂直に延在し、相互に平行であり、前記基板面に対して平行なフィン軸線を有する複数のフィン構造を形成するステップと、
前記フィン構造の一部を被覆し、所与のフィン構造の露出領域を画定するゲート構造を形成するステップと、
前記ゲート構造によって被覆されない端面を有する前記フィン構造の拡張領域が形成される露出領域の少なくとも一部を取り除くステップと、
前記基板面に対して垂直かつ前記フィン軸線に対して平行な平面内に延在する軌道を有するイオンを、前記端面に指向させるステップと、を含む、方法。 - 請求項8に記載の方法であって、前記複数のフィン構造は、単結晶シリコンを含む、方法。
- 請求項8に記載の方法であって、前記複数のフィン構造は、少なくとも3つの層を備え、少なくとも一層はシリコンを含み、かつ少なくとも一層はシリコン:ゲルマニウム合金を含み、前記フィン構造は、hGAAデバイス構造の一部を含む、方法。
- 請求項8に記載の方法であって、前記軌道は、前記基板面に垂直に対して10°〜12°の入射角度をなす、方法。
- 請求項8に記載の方法であって、三次元デバイスは、複数のフィンストリングを備え、所与のフィンストリングは、所与のフィン構造と、前記フィン構造の端面から距離Sだけ分離された隣接する構造とを含み、前記ゲート構造は、高さhTによって画定され、前記イオンは、アークタンジェント(S/hT)によって画定される入射角度で指向される、方法。
- 請求項8に記載の方法であって、前記複数のフィン構造は、フィンFETデバイスの一部またはhGAAデバイスの一部を含む、方法。
- マルチゲート型トランジスタの製造方法であって、
基板面から垂直に延在し、相互に平行であり、前記基板面に対して平行なフィン軸線を有し、少なくとも単結晶シリコンを含む複数のフィン構造を形成するステップと、
前記フィン構造の一部を被覆し、所与のフィン構造の露出領域を画定するゲート構造を形成するステップと、
ソース/ドレイン拡張インプラントを実施するステップの前に、前記露出領域の少なくとも一部を取り除くステップと、
を含み、
前記フィン構造の拡張領域は、前記ゲート構造によって被覆されない端面を有するように形成する、方法。 - 請求項14に記載の方法であって、前記ソース/ドレイン拡張インプラントを実施するステップは、ドーパントイオンを前記端面に指向させるステップを含み、前記ドーパントイオンは、前記基板面に垂直であり、前記フィン軸線に対して平行な平面内に延在する軌道を有し、前記軌道は、前記基板面に垂直に対して非ゼロの入射角度をなし、前記ドーパントイオンは、前記フィン構造内にソース/ドレイン拡張を形成する、方法。
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US201562150632P | 2015-04-21 | 2015-04-21 | |
US62/150,632 | 2015-04-21 | ||
US14/744,881 | 2015-06-19 | ||
US14/744,881 US9748364B2 (en) | 2015-04-21 | 2015-06-19 | Method for fabricating three dimensional device |
PCT/US2016/028082 WO2016172034A1 (en) | 2015-04-21 | 2016-04-18 | Method for fabricating three dimensional device |
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JP2018515914A true JP2018515914A (ja) | 2018-06-14 |
JP2018515914A5 JP2018515914A5 (ja) | 2019-04-11 |
JP6853184B2 JP6853184B2 (ja) | 2021-04-14 |
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US (1) | US9748364B2 (ja) |
JP (1) | JP6853184B2 (ja) |
KR (1) | KR102599874B1 (ja) |
CN (1) | CN107533960B (ja) |
TW (1) | TWI719017B (ja) |
WO (1) | WO2016172034A1 (ja) |
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US10714598B2 (en) * | 2017-06-30 | 2020-07-14 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method of manufacturing semiconductor device |
US10388745B1 (en) * | 2018-03-22 | 2019-08-20 | Varian Semiconductor Equipment Associates, Inc. | Structure and method of forming transistor device having improved gate contact arrangement |
JP2021192396A (ja) * | 2018-09-14 | 2021-12-16 | キオクシア株式会社 | 集積回路装置及び集積回路装置の製造方法 |
US11437496B2 (en) * | 2020-10-16 | 2022-09-06 | Texas Instruments Incorporated | Uniform implant regions in a semiconductor ridge of a FinFET |
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JP2006012898A (ja) * | 2004-06-22 | 2006-01-12 | Toshiba Corp | 半導体装置及びその製造方法 |
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JP2008277416A (ja) * | 2007-04-26 | 2008-11-13 | Toshiba Corp | 半導体装置 |
JP2011071235A (ja) * | 2009-09-24 | 2011-04-07 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2014505995A (ja) * | 2010-12-01 | 2014-03-06 | インテル コーポレイション | シリコン及びシリコンゲルマニウムのナノワイヤ構造 |
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TWI719017B (zh) | 2021-02-21 |
TW201709286A (zh) | 2017-03-01 |
JP6853184B2 (ja) | 2021-04-14 |
CN107533960B (zh) | 2020-10-16 |
KR102599874B1 (ko) | 2023-11-09 |
US20160315176A1 (en) | 2016-10-27 |
KR20170141726A (ko) | 2017-12-26 |
CN107533960A (zh) | 2018-01-02 |
US9748364B2 (en) | 2017-08-29 |
WO2016172034A1 (en) | 2016-10-27 |
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