JP5886802B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5886802B2 JP5886802B2 JP2013178453A JP2013178453A JP5886802B2 JP 5886802 B2 JP5886802 B2 JP 5886802B2 JP 2013178453 A JP2013178453 A JP 2013178453A JP 2013178453 A JP2013178453 A JP 2013178453A JP 5886802 B2 JP5886802 B2 JP 5886802B2
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- 239000004065 semiconductor Substances 0.000 title claims description 160
- 239000012535 impurity Substances 0.000 claims description 18
- 239000010410 layer Substances 0.000 description 249
- 238000000034 method Methods 0.000 description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 13
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 13
- 229910052710 silicon Inorganic materials 0.000 description 13
- 239000010703 silicon Substances 0.000 description 13
- 238000001020 plasma etching Methods 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910052581 Si3N4 Inorganic materials 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000005684 electric field Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000005468 ion implantation Methods 0.000 description 3
- 238000005036 potential barrier Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- -1 for example Chemical compound 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Classifications
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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
- H01L29/66—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
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7391—Gated diode structures
-
- 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
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66356—Gated diodes, e.g. field controlled diodes [FCD], static induction thyristors [SITh], field controlled thyristors [FCTh]
-
- 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
- H01L29/785—Field effect transistors with field effect produced by an insulated gate having a channel with a horizontal current flow in a vertical sidewall of a semiconductor body, e.g. FinFET, MuGFET
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Thin Film Transistor (AREA)
Description
図1において、基板の主面に対して平行な面内で相互に直交する2方向をX方向及びY方向とし、これらX方向及びY方向の双方に対して直交する方向をZ方向とする。
図3(a)は、実施形態の半導体装置の模式平面図である。
図3(b)に示すように、X方向に延びる1本のゲート電極23に対して、複数本のフィン構造部50が交差している。すなわち、1本のゲート電極23に対して、複数本のソース層12が交差している。
ゲート電極23の下には、ドレイン層31は形成されない。ドレイン層31は、ゲート電極23に重ならない領域で、ソース層12をX方向に挟んで対称配置される。
Claims (5)
- 第1の半導体層と、
前記第1の半導体層上にフィン状に設けられ、前記第1の半導体層よりも不純物濃度が高い第1導電形の第2の半導体層と、
前記フィン状の第2の半導体層の一対の側壁のそれぞれに設けられ、前記第2の半導体層とトンネル接合を形成する一対の第2導電形の半導体膜と、
前記第2の半導体層を前記一対の側壁側から挟むように設けられ、前記半導体膜を介して前記トンネル接合に対向するゲート電極と、
前記ゲート電極と前記半導体膜との間に設けられたゲート絶縁膜と、
前記第1の半導体層を隔てて前記第2の半導体層及び前記半導体膜に対して離間し、且つ前記第1の半導体層に隣接し、前記第1の半導体層よりも不純物濃度が高い第2導電形の第3の半導体層と、
を備えた半導体装置。 - 前記半導体膜は前記第2の半導体層の上面には設けられず、前記第2の半導体層の前記上面上に絶縁層が設けられている請求項1記載の半導体装置。
- 前記フィン状の第2の半導体層の幅は、20nm以下である請求項1または2に記載の半導体装置。
- 前記ゲート電極は、前記第2の半導体層を前記第2の半導体層の幅方向に横切り、
前記第2の半導体層は、前記ゲート電極が横切る方向に対して交差する方向に延び、
前記第3の半導体層は、前記ゲート電極に重ならない領域であって、前記第2の半導体層を前記幅方向に挟む領域に設けられている請求項1〜3のいずれか1つに記載の半導体装置。 - 前記トンネル接合は、前記第2の半導体層の上面及び下面には形成されず、前記第2の半導体層の前記側壁のみに形成されている請求項1〜4のいずれか1つに記載の半導体装置。
Priority Applications (2)
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JP2013178453A JP5886802B2 (ja) | 2013-08-29 | 2013-08-29 | 半導体装置 |
US14/078,172 US9209286B2 (en) | 2013-08-29 | 2013-11-12 | Semiconductor device |
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JP2013178453A JP5886802B2 (ja) | 2013-08-29 | 2013-08-29 | 半導体装置 |
Publications (2)
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JP2015050196A JP2015050196A (ja) | 2015-03-16 |
JP5886802B2 true JP5886802B2 (ja) | 2016-03-16 |
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JP2013178453A Active JP5886802B2 (ja) | 2013-08-29 | 2013-08-29 | 半導体装置 |
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US (1) | US9209286B2 (ja) |
JP (1) | JP5886802B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9419114B2 (en) * | 2014-01-17 | 2016-08-16 | Imec Vzw | Tunnel field-effect transistor |
JP6373686B2 (ja) | 2014-08-22 | 2018-08-15 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
KR101985968B1 (ko) * | 2017-10-18 | 2019-06-04 | 서울시립대학교 산학협력단 | 반도체 소자 및 반도체 소자의 제조 방법 |
JP7487926B2 (ja) * | 2020-05-13 | 2024-05-21 | 国立研究開発法人産業技術総合研究所 | シリコンスピン量子ビットデバイス及びその製造方法 |
CN113299741B (zh) * | 2021-05-07 | 2022-09-09 | 惠州市华星光电技术有限公司 | 薄膜晶体管器件、背光模组和显示面板 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
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SG172643A1 (en) * | 2006-04-04 | 2011-07-28 | Micron Technology Inc | Etched nanofin transistors |
US7893476B2 (en) | 2006-09-15 | 2011-02-22 | Imec | Tunnel effect transistors based on silicon nanowires |
US8120115B2 (en) | 2007-03-12 | 2012-02-21 | Imec | Tunnel field-effect transistor with gated tunnel barrier |
JP2009032955A (ja) * | 2007-07-27 | 2009-02-12 | Toshiba Corp | 半導体装置、およびその製造方法 |
US8026509B2 (en) | 2008-12-30 | 2011-09-27 | Intel Corporation | Tunnel field effect transistor and method of manufacturing same |
JP2012164699A (ja) * | 2011-02-03 | 2012-08-30 | Toshiba Corp | 半導体装置 |
JP2012182368A (ja) | 2011-03-02 | 2012-09-20 | Toshiba Corp | 半導体装置及びその製造方法 |
JP5383732B2 (ja) | 2011-03-09 | 2014-01-08 | 株式会社東芝 | 半導体装置 |
EP2528099B1 (en) | 2011-05-23 | 2015-03-04 | Imec | Line- tunneling Tunnel Field-Effect Transistor (TFET) and manufacturing method |
JP2013038336A (ja) * | 2011-08-10 | 2013-02-21 | Toshiba Corp | 半導体装置 |
EP2568506A1 (en) * | 2011-09-09 | 2013-03-13 | Imec | Tunnel transistor, logical gate comprising the transistor, static random-access memory using the logical gate and method for making such a tunnel transistor |
JP2013065672A (ja) * | 2011-09-16 | 2013-04-11 | Toshiba Corp | 半導体装置および半導体装置の製造方法 |
KR20140078326A (ko) * | 2012-12-17 | 2014-06-25 | 경북대학교 산학협력단 | 터널링 전계효과 트랜지스터 및 터널링 전계효과 트랜지스터의 제조 방법 |
US9299840B2 (en) * | 2013-03-08 | 2016-03-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | FinFETs and methods for forming the same |
US9711632B2 (en) * | 2013-03-13 | 2017-07-18 | Taiwan Semiconductor Manufacturing Co., Ltd. | Intra-band tunnel FET |
US8859379B2 (en) * | 2013-03-15 | 2014-10-14 | International Business Machines Corporation | Stress enhanced finFET devices |
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2013
- 2013-08-29 JP JP2013178453A patent/JP5886802B2/ja active Active
- 2013-11-12 US US14/078,172 patent/US9209286B2/en active Active
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Publication number | Publication date |
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US9209286B2 (en) | 2015-12-08 |
US20150060772A1 (en) | 2015-03-05 |
JP2015050196A (ja) | 2015-03-16 |
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