KR101359094B1 - 반도체 에피택셜 결정 기판의 제조 방법 및 반도체 에피택셜 결정 기판 - Google Patents
반도체 에피택셜 결정 기판의 제조 방법 및 반도체 에피택셜 결정 기판 Download PDFInfo
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- KR101359094B1 KR101359094B1 KR1020097007566A KR20097007566A KR101359094B1 KR 101359094 B1 KR101359094 B1 KR 101359094B1 KR 1020097007566 A KR1020097007566 A KR 1020097007566A KR 20097007566 A KR20097007566 A KR 20097007566A KR 101359094 B1 KR101359094 B1 KR 101359094B1
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
- H10D30/47—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 2D charge carrier gas channels, e.g. nanoribbon FETs or high electron mobility transistors [HEMT]
- H10D30/471—High electron mobility transistors [HEMT] or high hole mobility transistors [HHMT]
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- H10D62/85—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group III-V materials, e.g. GaAs
- H10D62/8503—Nitride Group III-V materials, e.g. AlN or GaN
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- H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
- H10D64/691—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator comprising metallic compounds, e.g. metal oxides or metal silicates
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- H10D64/693—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator the insulator comprising nitrogen, e.g. nitrides, oxynitrides or nitrogen-doped materials
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Abstract
Description
Claims (8)
- 유기 금속 기상 성장법으로 성장시킨 질화물 반도체 결정층 표면에, 패시베이션막 혹은 게이트 절연막이 되는 어모퍼스(amorphous) 결정형을 갖는 질화물 유전체 혹은 산화물 유전체의 유전체층이 부여된 반도체 에피택셜 결정 기판의 제조 방법으로서,에피택셜 성장로 내에서 상기 질화물 반도체 결정층을 성장시킨 후, 그대로 상기 에피택셜 성장로 내에서 상기 유전체층을 상기 질화물 반도체 결정층에 연속하여 성장시키는, 반도체 에피택셜 결정 기판의 제조 방법.
- 제1항에 있어서, 상기 유전체층은, 금속 원료로서 유기 금속을 이용하며, 산소 원료로서 에테르 혹은 물을 이용하고, 질소 원료로서 암모니아를 사용하여, 유기 금속 기상 성장법으로 성장되는 것인 반도체 에피택셜 결정 기판의 제조 방법.
- 제2항에 있어서, 상기 유전체층의 적어도 일부는 5족 원료인 암모니아를 공급하면서 성장되는 것인 반도체 에피택셜 결정 기판의 제조 방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 유전체층의 적어도 일부는 캐리어 가스로서 질소를 이용하여 성장되는 것인 반도체 에피택셜 결정 기판의 제조 방법.
- 제1항 또는 제2항에 있어서, 상기 유전체층은, AlOx, AlOx:N(0.5<x<1.5), SiO2, SiO2:N, Ga2O3, Si3N4, HfO2, HfxAlyO3(0<x<,1, y=2-1/2x), HfxAlyO3:N(0<x<1, y=2-1/2x), GdO, ZrO2, MgO, Ta2O5에서 선택되는 하나 이상의 유전체를 포함하는 것인 반도체 에피택셜 결정 기판의 제조 방법.
- 제1항 또는 제2항에 있어서, 상기 유전체층은, Al2O3, Al2O3:N, SiO2, SiO2:N, Ga2O3, Si3N4, HfO2, HfxAlyO3(0<x<1, y=2-1/2x), HfxAlyO3:N(0<x<1, y=2-1/2x), GdO, ZrO2, MgO, Ta2O5에서 선택되는 하나 이상의 유전체를 포함하는 것인 반도체 에피택셜 결정 기판의 제조 방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 반도체 에피택셜 결정 기판은 전계 효과 트랜지스터용인 것인 반도체 에피택셜 결정 기판의 제조 방법.
- 삭제
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JP2007154709A JP5311765B2 (ja) | 2006-09-15 | 2007-06-12 | 半導体エピタキシャル結晶基板およびその製造方法 |
PCT/JP2007/068476 WO2008032873A1 (en) | 2006-09-15 | 2007-09-14 | Method for manufacturing semiconductor epitaxial crystal substrate |
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US (1) | US7951685B2 (ko) |
JP (1) | JP5311765B2 (ko) |
KR (1) | KR101359094B1 (ko) |
CN (1) | CN101517715B (ko) |
DE (1) | DE112007002162T5 (ko) |
GB (1) | GB2456437A (ko) |
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JP6119165B2 (ja) * | 2012-09-28 | 2017-04-26 | 富士通株式会社 | 半導体装置 |
US9219123B2 (en) * | 2012-11-26 | 2015-12-22 | Sharp Kabushiki Kaisha | Method of producing a nitride semiconductor crystal with precursor containing carbon and oxygen, and nitride semiconductor crystal and semiconductor device made by the method |
JP2014146646A (ja) * | 2013-01-28 | 2014-08-14 | Fujitsu Ltd | 半導体装置 |
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KR102052075B1 (ko) | 2013-03-28 | 2020-01-09 | 삼성디스플레이 주식회사 | 증착 장치, 이를 이용한 박막 형성 방법, 유기 발광 표시 장치 및 유기 발광 표시 장치 제조 방법 |
KR102067596B1 (ko) * | 2013-05-03 | 2020-02-17 | 엘지전자 주식회사 | 질화물 반도체 소자 및 그 제조 방법 |
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CN104638068B (zh) * | 2013-11-07 | 2018-08-24 | 上海蓝光科技有限公司 | 一种用于ⅲ-ⅴ族氮化物生长的衬底结构及其制备方法 |
US10529561B2 (en) * | 2015-12-28 | 2020-01-07 | Texas Instruments Incorporated | Method of fabricating non-etch gas cooled epitaxial stack for group IIIA-N devices |
US10128364B2 (en) * | 2016-03-28 | 2018-11-13 | Nxp Usa, Inc. | Semiconductor devices with an enhanced resistivity region and methods of fabrication therefor |
US11430882B2 (en) | 2016-06-24 | 2022-08-30 | Wolfspeed, Inc. | Gallium nitride high-electron mobility transistors with p-type layers and process for making the same |
US10892356B2 (en) | 2016-06-24 | 2021-01-12 | Cree, Inc. | Group III-nitride high-electron mobility transistors with buried p-type layers and process for making the same |
DE102017120896A1 (de) * | 2017-09-11 | 2019-03-14 | Aixtron Se | Verfahren zum Abscheiden einer C-dotierten AlN-Schicht auf einem Siliziumsubstrat und aus einer derartigen Schichtstruktur aufgebautes Halbleiter-Bauelement |
CN112670161B (zh) * | 2020-12-23 | 2022-07-22 | 中国电子科技集团公司第五十五研究所 | 一种低热阻氮化镓高电子迁移率晶体管外延材料制备方法 |
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