JP4895915B2 - サファイア単結晶の製造方法 - Google Patents
サファイア単結晶の製造方法 Download PDFInfo
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- JP4895915B2 JP4895915B2 JP2007144023A JP2007144023A JP4895915B2 JP 4895915 B2 JP4895915 B2 JP 4895915B2 JP 2007144023 A JP2007144023 A JP 2007144023A JP 2007144023 A JP2007144023 A JP 2007144023A JP 4895915 B2 JP4895915 B2 JP 4895915B2
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- sapphire single
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Description
引き上げ方向 〔001〕
引き上げ速度 0.6mm/H
結晶回転数 2.5rpm
育成雰囲気 酸化雰囲気
なお、育成雰囲気は不活性雰囲気でも同様の結果であった。
Claims (1)
- 酸化アルミニウムに酸化鉄、酸化ニッケルをそれぞれ添加したものを混合して大気雰囲気で焼成したものと、酸化アルミニウムに酸化チタンを添加したものを混合して還元雰囲気で焼成したものとを粉砕、混合して原料とする工程と、
前記原料を不活性雰囲気あるいは酸化雰囲気でチョクラルスキー法で引き上げる工程とを有するサファイア単結晶の製造方法であって、
前記サファイヤ単結晶は、酸化物換算でFe0.5質量%〜5.0質量%,Ti0.0
4質量%〜3.0質量%,Ni0.5質量%〜5.0質量%含有するサファイア単結晶の
製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2007144023A JP4895915B2 (ja) | 2007-05-30 | 2007-05-30 | サファイア単結晶の製造方法 |
Applications Claiming Priority (1)
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JP2007144023A JP4895915B2 (ja) | 2007-05-30 | 2007-05-30 | サファイア単結晶の製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2008297150A JP2008297150A (ja) | 2008-12-11 |
JP4895915B2 true JP4895915B2 (ja) | 2012-03-14 |
Family
ID=40171019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007144023A Active JP4895915B2 (ja) | 2007-05-30 | 2007-05-30 | サファイア単結晶の製造方法 |
Country Status (1)
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JP (1) | JP4895915B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5729135B2 (ja) * | 2010-06-17 | 2015-06-03 | 株式会社Sumco | サファイアシードおよびその製造方法、ならびにサファイア単結晶の製造方法 |
JP2012012242A (ja) * | 2010-06-30 | 2012-01-19 | Showa Denko Kk | サファイア単結晶の製造方法、サファイア基板および半導体発光素子 |
US10052848B2 (en) | 2012-03-06 | 2018-08-21 | Apple Inc. | Sapphire laminates |
US9221289B2 (en) | 2012-07-27 | 2015-12-29 | Apple Inc. | Sapphire window |
US9232672B2 (en) | 2013-01-10 | 2016-01-05 | Apple Inc. | Ceramic insert control mechanism |
US9632537B2 (en) | 2013-09-23 | 2017-04-25 | Apple Inc. | Electronic component embedded in ceramic material |
US9678540B2 (en) | 2013-09-23 | 2017-06-13 | Apple Inc. | Electronic component embedded in ceramic material |
US9154678B2 (en) | 2013-12-11 | 2015-10-06 | Apple Inc. | Cover glass arrangement for an electronic device |
US9225056B2 (en) | 2014-02-12 | 2015-12-29 | Apple Inc. | Antenna on sapphire structure |
US10406634B2 (en) | 2015-07-01 | 2019-09-10 | Apple Inc. | Enhancing strength in laser cutting of ceramic components |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59141489A (ja) * | 1983-01-28 | 1984-08-14 | Seiko Epson Corp | F・z法によるサフアイヤキヤツツアイ結晶合成法 |
JP2004123467A (ja) * | 2002-10-03 | 2004-04-22 | Shinkosha:Kk | サファイア単結晶およびサファイア単結晶用原料 |
JP4105930B2 (ja) * | 2002-10-30 | 2008-06-25 | 京セラ株式会社 | コランダム単結晶育成方法 |
US20070098618A1 (en) * | 2003-01-12 | 2007-05-03 | Katsuya Teshima | Artificial corundum crystal |
JP4843370B2 (ja) * | 2006-05-08 | 2011-12-21 | 東京鐵鋼株式会社 | レストバー装置 |
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2007
- 2007-05-30 JP JP2007144023A patent/JP4895915B2/ja active Active
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