JP5604341B2 - 酸化ガリウム単結晶の作製方法 - Google Patents
酸化ガリウム単結晶の作製方法 Download PDFInfo
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- JP5604341B2 JP5604341B2 JP2011053880A JP2011053880A JP5604341B2 JP 5604341 B2 JP5604341 B2 JP 5604341B2 JP 2011053880 A JP2011053880 A JP 2011053880A JP 2011053880 A JP2011053880 A JP 2011053880A JP 5604341 B2 JP5604341 B2 JP 5604341B2
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- Prior art keywords
- single crystal
- film
- gallium oxide
- crystal substrate
- gallium
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B1/00—Single-crystal growth directly from the solid state
- C30B1/02—Single-crystal growth directly from the solid state by thermal treatment, e.g. strain annealing
- C30B1/04—Isothermal recrystallisation
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Physical Vapour Deposition (AREA)
Description
本実施の形態では、図1を用いて酸化ガリウムの単結晶を得る方法の一例について以下に説明する。
101:第1の金属酸化膜
102:第1の酸化ガリウム化合物膜
103、104、105、106:間隙材
107:酸化ガリウム単結晶層
200:第2の単結晶基板
201:第2の金属酸化膜
202:第2の酸化ガリウム化合物膜
Claims (2)
- 第1の単結晶基板上に第1の金属酸化膜を形成し、
前記第1の金属酸化膜上に第1の酸化ガリウム化合物膜を形成し、
第2の単結晶基板上に第2の金属酸化膜を形成し、
前記第2の金属酸化膜上に第2の酸化ガリウム化合物膜を形成し、
前記第1の単結晶基板の前記第1の酸化ガリウム化合物膜が設けられている面を上方にし、且つ、前記第2の単結晶基板の前記第2の酸化ガリウム化合物膜が設けられている面を下方にして、前記第1の単結晶基板と前記第2の単結晶基板とを間隔を空けて配置した状態で加熱処理を行い、前記第1の酸化ガリウム化合物膜に含まれる金属を昇華させて前記第1の単結晶基板上に酸化ガリウム単結晶を得る酸化ガリウム単結晶の作製方法であって、
前記第1の単結晶基板と、前記第2の単結晶基板とは、同一の材料でなることを特徴とする酸化ガリウム単結晶の作製方法。 - 請求項1において、
前記第1の金属酸化膜及び前記第2の金属酸化膜は、酸化亜鉛膜、または、酸化亜鉛にインジウムまたはガリウムのいずれか一方もしくは両方を含む酸化膜であることを特徴とする酸化ガリウム単結晶の作製方法。
Priority Applications (1)
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JP2011053880A JP5604341B2 (ja) | 2010-03-12 | 2011-03-11 | 酸化ガリウム単結晶の作製方法 |
Applications Claiming Priority (3)
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JP2010056118 | 2010-03-12 | ||
JP2010056118 | 2010-03-12 | ||
JP2011053880A JP5604341B2 (ja) | 2010-03-12 | 2011-03-11 | 酸化ガリウム単結晶の作製方法 |
Publications (3)
Publication Number | Publication Date |
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JP2011207754A JP2011207754A (ja) | 2011-10-20 |
JP2011207754A5 JP2011207754A5 (ja) | 2014-02-27 |
JP5604341B2 true JP5604341B2 (ja) | 2014-10-08 |
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Family Applications (1)
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JP2011053880A Expired - Fee Related JP5604341B2 (ja) | 2010-03-12 | 2011-03-11 | 酸化ガリウム単結晶の作製方法 |
Country Status (2)
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US (1) | US8900362B2 (ja) |
JP (1) | JP5604341B2 (ja) |
Families Citing this family (4)
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KR101325053B1 (ko) | 2007-04-18 | 2013-11-05 | 삼성디스플레이 주식회사 | 박막 트랜지스터 기판 및 이의 제조 방법 |
KR20080094300A (ko) | 2007-04-19 | 2008-10-23 | 삼성전자주식회사 | 박막 트랜지스터 및 그 제조 방법과 박막 트랜지스터를포함하는 평판 디스플레이 |
KR101334181B1 (ko) | 2007-04-20 | 2013-11-28 | 삼성전자주식회사 | 선택적으로 결정화된 채널층을 갖는 박막 트랜지스터 및 그제조 방법 |
US8274078B2 (en) | 2007-04-25 | 2012-09-25 | Canon Kabushiki Kaisha | Metal oxynitride semiconductor containing zinc |
KR101345376B1 (ko) | 2007-05-29 | 2013-12-24 | 삼성전자주식회사 | ZnO 계 박막 트랜지스터 및 그 제조방법 |
JP5276281B2 (ja) * | 2007-06-01 | 2013-08-28 | 住友電気工業株式会社 | GaAs半導体基板およびその製造方法 |
JP5215158B2 (ja) | 2007-12-17 | 2013-06-19 | 富士フイルム株式会社 | 無機結晶性配向膜及びその製造方法、半導体デバイス |
JP4623179B2 (ja) | 2008-09-18 | 2011-02-02 | ソニー株式会社 | 薄膜トランジスタおよびその製造方法 |
JP5451280B2 (ja) | 2008-10-09 | 2014-03-26 | キヤノン株式会社 | ウルツ鉱型結晶成長用基板およびその製造方法ならびに半導体装置 |
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