KR20170132745A - 질화갈륨계 소결체 및 그 제조 방법 - Google Patents
질화갈륨계 소결체 및 그 제조 방법Info
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- KR20170132745A KR20170132745A KR1020177026289A KR20177026289A KR20170132745A KR 20170132745 A KR20170132745 A KR 20170132745A KR 1020177026289 A KR1020177026289 A KR 1020177026289A KR 20177026289 A KR20177026289 A KR 20177026289A KR 20170132745 A KR20170132745 A KR 20170132745A
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- gallium nitride
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- gallium
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- C01B21/0632—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with gallium, indium or thallium
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- C23C14/34—Sputtering
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- C30B23/00—Single-crystal growth by condensing evaporated or sublimed materials
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- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
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Abstract
Description
Claims (10)
- 산소 함유량이 1 atm% 이하이고, 저항률이 1 × 102 Ω·㎝ 이하인 것을 특징으로 하는 질화갈륨계 소결체.
- 제 1 항에 있어서,
밀도가 3.0 g/㎤ 이상 5.4 g/㎤ 이하인 것을 특징으로 하는 질화갈륨계 소결체. - 제 1 항 또는 제 2 항에 있어서,
소결체의 평균 입경이 0.5 ㎛ 이상 3 ㎛ 이하인 것을 특징으로 하는 질화갈륨계 소결체. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
소결체의 중량이 10 g 이상인 것을 특징으로 하는 질화갈륨계 소결체. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
대기 중에서 250 ℃ 의 가열 처리를 1 시간 실시해도 타깃 부재로부터 금속 갈륨의 석출을 육안으로 확인할 수 없는 것을 특징으로 하는 질화갈륨계 소결체. - 핫 프레스법에 의한 질화갈륨계 소결체의 제조 방법으로서, 산소 함유량 2 atm% 이하의 질화갈륨 분말을 원료로 하고, 핫 프레스시에 챔버 중의 도달 진공도가 70 ㎩ 이하, 1060 ℃ 이상 1300 ℃ 미만에서 가열하는 것을 특징으로 하는 질화갈륨계 소결체의 제조 방법.
- 제 1 항 내지 제 5 항 중 어느 한 항 기재된 질화갈륨계 소결체를 사용하는 것을 특징으로 하는 질화갈륨 스퍼터링 타깃.
- 제 7 항에 있어서,
타깃 부재와 본딩층 사이에 텅스텐을 함유하는 층이 존재하지 않는 것을 특징으로 하는 스퍼터링 타깃. - 제 7 항 또는 제 8 항에 있어서,
본딩층이 인듐, 주석, 아연 중 적어도 1 성분을 함유하는 것을 특징으로 하는 스퍼터링 타깃. - 제 7 항 내지 제 9 항 중 어느 한 항 기재된 스퍼터링 타깃을 사용하는 것을 특징으로 하는 질화갈륨계 박막의 제조 방법.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015069913A JP6596875B2 (ja) | 2015-03-30 | 2015-03-30 | 窒化ガリウムを含む積層体およびその製造方法 |
| JPJP-P-2015-069913 | 2015-03-30 | ||
| JPJP-P-2015-089571 | 2015-04-24 | ||
| JP2015089571 | 2015-04-24 | ||
| JP2015150959 | 2015-07-30 | ||
| JPJP-P-2015-150959 | 2015-07-30 | ||
| JP2015152855 | 2015-07-31 | ||
| JPJP-P-2015-152855 | 2015-07-31 | ||
| PCT/JP2016/059341 WO2016158651A1 (ja) | 2015-03-30 | 2016-03-24 | 窒化ガリウム系焼結体及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20170132745A true KR20170132745A (ko) | 2017-12-04 |
| KR102679764B1 KR102679764B1 (ko) | 2024-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020177026289A Active KR102679764B1 (ko) | 2015-03-30 | 2016-03-24 | 질화갈륨계 소결체 및 그 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US20180072570A1 (ko) |
| EP (2) | EP3279367B1 (ko) |
| KR (1) | KR102679764B1 (ko) |
| CN (2) | CN107429383B (ko) |
| TW (1) | TWI668198B (ko) |
| WO (1) | WO2016158651A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210071954A (ko) * | 2018-10-10 | 2021-06-16 | 도소 가부시키가이샤 | 질화갈륨계 소결체 및 그 제조 방법 |
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|---|---|---|---|---|
| JP7031181B2 (ja) * | 2016-09-13 | 2022-03-08 | 東ソー株式会社 | 窒化ガリウム系膜ならびにその製造方法 |
| JP6953819B2 (ja) * | 2017-06-15 | 2021-10-27 | 東ソー株式会社 | 窒化ガリウム粒子およびその製造方法 |
| CN108110106B (zh) * | 2017-12-14 | 2019-08-27 | 扬州乾照光电有限公司 | 一种led芯片的制备方法及led芯片 |
| TWI825187B (zh) * | 2018-10-09 | 2023-12-11 | 日商東京威力科創股份有限公司 | 氮化物半導體膜之形成方法 |
| JP6595731B1 (ja) * | 2018-10-26 | 2019-10-23 | 株式会社サイオクス | 窒化物半導体基板の製造方法、窒化物半導体基板および積層構造体 |
| WO2020174922A1 (ja) * | 2019-02-28 | 2020-09-03 | 住友電工ハードメタル株式会社 | 立方晶窒化硼素多結晶体及びその製造方法 |
| JP7718039B2 (ja) * | 2019-10-07 | 2025-08-05 | 東ソー株式会社 | 窒化ガリウム粒子およびその製造方法 |
| CN111153700B (zh) * | 2019-12-31 | 2022-06-21 | 欧钛鑫光电科技(苏州)有限公司 | 一种氮化物靶材的制备方法 |
| JP7302791B2 (ja) * | 2020-05-18 | 2023-07-04 | 東京エレクトロン株式会社 | 複合ターゲット、複合ターゲットの製造方法及び窒化物半導体膜の形成方法 |
| JP7595740B2 (ja) | 2021-02-19 | 2024-12-06 | 株式会社ジャパンディスプレイ | 窒化ガリウム膜の製造方法 |
| JP7185809B1 (ja) | 2021-03-30 | 2022-12-07 | 日本碍子株式会社 | スパッタリングターゲット |
| CN118922395A (zh) * | 2022-03-25 | 2024-11-08 | 东曹株式会社 | 氮化镓烧结体及其制造方法 |
| US20260078003A1 (en) * | 2022-09-06 | 2026-03-19 | The Regents Of The University Of California | Method for the synthesis of gallium nitride with n2 near room temperature |
| JP2024177063A (ja) | 2023-06-09 | 2024-12-19 | 東ソー株式会社 | 窒化ガリウムの粉末及びその製造方法 |
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| KR20210071954A (ko) * | 2018-10-10 | 2021-06-16 | 도소 가부시키가이샤 | 질화갈륨계 소결체 및 그 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI668198B (zh) | 2019-08-11 |
| EP3279367B1 (en) | 2021-12-01 |
| EP3998370A1 (en) | 2022-05-18 |
| TW201700437A (zh) | 2017-01-01 |
| CN107429383B (zh) | 2020-07-24 |
| US20220153582A1 (en) | 2022-05-19 |
| EP3998370B1 (en) | 2024-07-24 |
| US11802049B2 (en) | 2023-10-31 |
| WO2016158651A1 (ja) | 2016-10-06 |
| EP3279367A1 (en) | 2018-02-07 |
| US20180072570A1 (en) | 2018-03-15 |
| CN111826618A (zh) | 2020-10-27 |
| KR102679764B1 (ko) | 2024-06-28 |
| EP3279367A4 (en) | 2018-10-10 |
| CN107429383A (zh) | 2017-12-01 |
| CN111826618B (zh) | 2022-11-01 |
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