JP4571826B2 - 単結晶の製造方法 - Google Patents
単結晶の製造方法 Download PDFInfo
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- JP4571826B2 JP4571826B2 JP2004174700A JP2004174700A JP4571826B2 JP 4571826 B2 JP4571826 B2 JP 4571826B2 JP 2004174700 A JP2004174700 A JP 2004174700A JP 2004174700 A JP2004174700 A JP 2004174700A JP 4571826 B2 JP4571826 B2 JP 4571826B2
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- crystal
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- grown
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Description
請求項3に記載の発明は、請求項2に記載の発明において、前記種子結晶から成長させる結晶方位が[001]方位であり、前記ファセット面が{100}面であることを特徴とする。
2 結晶原料
3,13,23 種子結晶
4 発熱体
5,15,25 原料溶液
6,16,26 成長結晶
7 ファセット面
8,18,28 温度勾配曲線
Claims (4)
- 炉内に保持されたるつぼ内の原料溶液を加熱溶解し、前記るつぼの下方より上方に向かって前記原料溶液を徐冷することにより、前記るつぼの底部に配置された種子結晶と同じ結晶面方位を有する結晶を成長させる単結晶の製造方法であって、成長結晶の外周表面にファセット面が表出する単結晶の製造方法において、
前記るつぼの半径(r)、成長結晶の定径部の外周表面に表出するファセット面の水平方向の最大幅(a:a>0)、前記成長結晶の定径部の長さ(l)としたとき、前記るつぼの軸方向と前記種子結晶から成長させる結晶方位とのずれ角(θ)を、
- 前記結晶は酸化物結晶であって、酸素を除く主成分が周期率表Ia族とVa族から構成され、Ia族はカリウムであり、Va族はニオブ、タンタルの少なくともいずれかであることを特徴とする請求項1に記載の単結晶の製造方法。
- 前記種子結晶から成長させる結晶方位が[001]方位であり、
前記ファセット面が{100}面であることを特徴とする請求項2に記載の単結晶の製造方法。 - 前記結晶の主成分は、周期率表Ia族とIIa族のうち少なくとも1つを、添加不純物として含むことを特徴とする請求項2または3に記載の単結晶の製造方法。
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JP2004174700A JP4571826B2 (ja) | 2004-06-11 | 2004-06-11 | 単結晶の製造方法 |
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JP2004174700A JP4571826B2 (ja) | 2004-06-11 | 2004-06-11 | 単結晶の製造方法 |
Publications (2)
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JP2005350317A JP2005350317A (ja) | 2005-12-22 |
JP4571826B2 true JP4571826B2 (ja) | 2010-10-27 |
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JP2004174700A Expired - Fee Related JP4571826B2 (ja) | 2004-06-11 | 2004-06-11 | 単結晶の製造方法 |
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JP (1) | JP4571826B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20130133884A (ko) | 2006-01-20 | 2013-12-09 | 에이엠지 아이디얼캐스트 솔라 코포레이션 | 광전 변환 소자용 단결정 캐스트 실리콘 및 단결정 캐스트 실리콘 바디들을 제조하는 방법 및 장치 |
AU2008279415A1 (en) | 2007-07-20 | 2009-01-29 | Amg Idealcast Solar Corporation | Methods and apparatuses for manufacturing cast silicon from seed crystals |
WO2009015168A1 (en) | 2007-07-25 | 2009-01-29 | Bp Corporation North America Inc. | Methods for manufacturing geometric multi-crystalline cast materials |
US8709154B2 (en) | 2007-07-25 | 2014-04-29 | Amg Idealcast Solar Corporation | Methods for manufacturing monocrystalline or near-monocrystalline cast materials |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01278490A (ja) * | 1988-04-28 | 1989-11-08 | Nippon Telegr & Teleph Corp <Ntt> | 結晶育成方法および結晶育成用るつぼ |
JPH11302094A (ja) * | 1998-04-24 | 1999-11-02 | Japan Energy Corp | 化合物半導体単結晶の製造方法 |
-
2004
- 2004-06-11 JP JP2004174700A patent/JP4571826B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01278490A (ja) * | 1988-04-28 | 1989-11-08 | Nippon Telegr & Teleph Corp <Ntt> | 結晶育成方法および結晶育成用るつぼ |
JPH11302094A (ja) * | 1998-04-24 | 1999-11-02 | Japan Energy Corp | 化合物半導体単結晶の製造方法 |
Also Published As
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JP2005350317A (ja) | 2005-12-22 |
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