KR101797428B1 - 단결정 다이아몬드 성장용 기재 및 단결정 다이아몬드 기판의 제조 방법 - Google Patents
단결정 다이아몬드 성장용 기재 및 단결정 다이아몬드 기판의 제조 방법 Download PDFInfo
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Abstract
단결정 다이아몬드를 성장시키기 위한 기재로서, 적어도, 선팽창 계수가 MgO보다도 작고, 또한 0.5×10-6/K 이상인 재료로 이루어지는 베이스 기재와, 상기 베이스 기재의 상기 단결정 다이아몬드를 성장시키는 측에 접합법으로 형성한 단결정 MgO 층과, 상기 단결정 MgO 층 위에 헤테로에피택셜 성장시킨 이리듐막, 로듐막, 백금막 중 어느 하나로 이루어지는 막을 갖는 것인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
Description
도 2는 본 발명의 단결정 다이아몬드 기판의 제조 방법의 실시양태의 일례를 나타내는 흐름도이다.
Claims (21)
- 단결정 다이아몬드를 성장시키기 위한 기재로서, 선팽창 계수가 MgO보다도 작고, 또한 0.5×10-6/K 이상인 재료로 이루어지는 베이스 기재와, 상기 베이스 기재의 상기 단결정 다이아몬드를 성장시키는 측에, 단결정 MgO 기판을, 금(Au), 백금(Pt), 티탄(Ti), 크롬(Cr), 이리듐(Ir), 로듐(Rh), 실리콘(Si), 산화 실리콘(SiO2)으로 이루어지는 군에서 선택되는 박막, 또는 이들 적층막을 개재하여 접합시켜 형성한 단결정 MgO 층과, 상기 단결정 MgO 층 위에 헤테로에피택셜 성장시킨 이리듐막, 로듐막, 백금막 중 어느 하나로 이루어지는 막을 포함하는 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제1항에 있어서, 상기 베이스 기재가 Al2O3, SiC, AlN, Si, Si3N4, 다이아몬드, SiO2 중 어느 하나로 이루어지는 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제1항에 있어서, 상기 베이스 기재의 두께가 0.03∼20.00 ㎜인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제2항에 있어서, 상기 베이스 기재의 두께가 0.03∼20.00 ㎜인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제1항에 있어서, 상기 단결정 MgO 층의 두께가 0.1∼100 ㎛인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제2항에 있어서, 상기 단결정 MgO 층의 두께가 0.1∼100 ㎛인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제3항에 있어서, 상기 단결정 MgO 층의 두께가 0.1∼100 ㎛인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제4항에 있어서, 상기 단결정 MgO 층의 두께가 0.1∼100 ㎛인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막을, 상기 단결정 MgO 층 위에 스퍼터법으로 헤테로에피택셜 성장시킨 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막의 두께가 5 Å∼100 ㎛인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제9항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막의 두께가 5 Å∼100 ㎛인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막의 표면이, 바이어스 처리가 실시된 것인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제9항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막의 표면이, 바이어스 처리가 실시된 것인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제10항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막의 표면이, 바이어스 처리가 실시된 것인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
- 제11항에 있어서, 상기 이리듐막, 상기 로듐막, 상기 백금막 중 어느 하나의 막의 표면이, 바이어스 처리가 실시된 것인 것을 특징으로 하는 단결정 다이아몬드 성장용 기재.
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JPJP-P-2010-162688 | 2010-07-20 | ||
JP2010264261A JP5468528B2 (ja) | 2010-06-28 | 2010-11-26 | 単結晶ダイヤモンド成長用基材及びその製造方法並びに単結晶ダイヤモンド基板の製造方法 |
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KR1020170020604A Active KR101797428B1 (ko) | 2010-06-28 | 2017-02-15 | 단결정 다이아몬드 성장용 기재 및 단결정 다이아몬드 기판의 제조 방법 |
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TWI507558B (zh) * | 2013-01-25 | 2015-11-11 | Univ Nat Chiao Tung | 鑽石薄膜成長方法 |
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JP2009231816A (ja) * | 2008-02-29 | 2009-10-08 | Shin Etsu Chem Co Ltd | 単結晶薄膜を有する基板の製造方法 |
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US9752255B2 (en) | 2017-09-05 |
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