JP4945725B2 - 改善されたエピタキシャル材料を製造するための方法 - Google Patents
改善されたエピタキシャル材料を製造するための方法 Download PDFInfo
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- JP4945725B2 JP4945725B2 JP2010518413A JP2010518413A JP4945725B2 JP 4945725 B2 JP4945725 B2 JP 4945725B2 JP 2010518413 A JP2010518413 A JP 2010518413A JP 2010518413 A JP2010518413 A JP 2010518413A JP 4945725 B2 JP4945725 B2 JP 4945725B2
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- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 50
- 229910002601 GaN Inorganic materials 0.000 claims description 48
- 150000004767 nitrides Chemical class 0.000 claims description 39
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 16
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 16
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
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- NWAIGJYBQQYSPW-UHFFFAOYSA-N azanylidyneindigane Chemical compound [In]#N NWAIGJYBQQYSPW-UHFFFAOYSA-N 0.000 claims description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 4
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- 229910052984 zinc sulfide Inorganic materials 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- YQNQTEBHHUSESQ-UHFFFAOYSA-N lithium aluminate Chemical compound [Li+].[O-][Al]=O YQNQTEBHHUSESQ-UHFFFAOYSA-N 0.000 description 1
- MNKMDLVKGZBOEW-UHFFFAOYSA-M lithium;3,4,5-trihydroxybenzoate Chemical compound [Li+].OC1=CC(C([O-])=O)=CC(O)=C1O MNKMDLVKGZBOEW-UHFFFAOYSA-M 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/0242—Crystalline insulating materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02538—Group 13/15 materials
- H01L21/0254—Nitrides
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02636—Selective deposition, e.g. simultaneous growth of mono- and non-monocrystalline semiconductor materials
- H01L21/02639—Preparation of substrate for selective deposition
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02636—Selective deposition, e.g. simultaneous growth of mono- and non-monocrystalline semiconductor materials
- H01L21/02639—Preparation of substrate for selective deposition
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02636—Selective deposition, e.g. simultaneous growth of mono- and non-monocrystalline semiconductor materials
- H01L21/02647—Lateral overgrowth
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- Crystals, And After-Treatments Of Crystals (AREA)
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Description
Claims (14)
- 少ない欠陥および転位を備えた半導体材料からなる層を成長させるための方法であって、
規則的なパターンを備えることなくベース基板上に配置された、種材料を備えた複数のアイランド状構造を形成するステップと、
マスク材料を前記ベース基板に付加するステップと、
主として、前記マスク材料によって被覆されない前記アイランド状構造の前記種材料上において成長が開始するように、その後に、成長が、実質的に連続的な層を形成し続けるように、前記半導体材料をエピタキシャル成長させるステップと、
を備える、方法。 - 前記半導体材料が、元素半導体、または、合金半導体、または、III−V族化合物半導体、または、II−VI族化合物半導体からなる、請求項1に記載の方法。
- 前記アイランド状構造を形成するステップが、
前記種材料の実質的に連続的な層を前記ベース基板上に成長させるステップと、
前記種材料を前記ベース基板上に備えた前記ベース基板を熱処理して、約0.1μm〜約10μmの平均間隔を有するアイランド状構造、及び、その後のエピタキシャルラテラル成長のために利用可能となるように前記マスク材料によって被覆されずに露出したままであることが可能な側面ファセット、を形成するステップと、
をさらに備える、請求項1に記載の方法。 - 前記マスク材料が、前記半導体材料に対して反界面活性剤の役割をなす、請求項1に記載の方法。
- 前記種材料が、前記半導体材料に対する成長開始の促進剤の役割をなす、請求項1に記載の方法。
- 前記実質的に連続的な層の表面に現れる前記欠陥および転位の密度が、前記ベース基板の近傍に発生する前記欠陥および転位の密度よりも小さく、約5×108/cm2である、請求項1に記載の方法。
- 少ない欠陥および転位を備えた選択されたIII族窒化物半導体材料からなる層を成長させるための方法であって、
III族窒化物種材料の層をベース基板上に成膜するステップと、
前記III族窒化物種材料からなる複数のアイランド状構造が、前記ベース基板上に形成され、かつ、規則的なパターンを備えることなく配置されるように、前記ベース基板を熱処理するステップと、
誘電体材料を前記ベース基板に付加するステップと、
主として、前記誘電体材料によって被覆されない前記アイランド状基板の一部分上において成長が開始し、かつ、その後に、実質的に連続的な層を形成し続けるように、前記選択されたIII族窒化物半導体材料をエピタキシャル成長させるステップと、
を備える、方法。 - 前記選択されたIII族窒化物半導体材料が、窒化ガリウム、または、窒化アルミニウム、または、窒化インジウム、または、それらの混合物からなる、請求項7に記載の方法。
- 前記III族窒化物種材料が、窒化ガリウム、または、窒化アルミニウム、または、窒化インジウム、または、それらの混合物からなる、請求項7に記載の方法。
- 前記誘電体材料が、窒化ケイ素、または、酸化ケイ素、または、それらの混合物からなる、請求項7に記載の方法。
- 前記アイランド状構造が、約0.1μm〜約10μmの平均間隔を有し、その後のエピタキシャルラテラル成長のために利用可能となるように被覆されずに露出したままである側面ファセットを含む、請求項7に記載の方法。
- 前記III族窒化物半導体材料の実質的に連続的な層の表面に現れる欠陥および転位の密度が、前記ベース基板に隣接する前記III族窒化物種材料において発生する欠陥および転位の密度よりも小さい、請求項7に記載の方法。
- 実質的に連続的な平坦な前記III族窒化物半導体が、約5×108/cm2よりも小さい欠陥密度を有する、請求項7に記載の方法。
- 前記成膜するステップ、前記熱処理するステップ、前記付加するステップ、および、前記エピタキシャル成長させるステップが、ただ1つの成長サイクル内において、ただ1つの反応室内で実行される、請求項7に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US95213107P | 2007-07-26 | 2007-07-26 | |
US60/952,131 | 2007-07-26 | ||
US1721607P | 2007-12-28 | 2007-12-28 | |
US61/017,216 | 2007-12-28 | ||
PCT/US2008/071199 WO2009015337A1 (en) | 2007-07-26 | 2008-07-25 | Methods for producing improved epitaxial materials |
Publications (3)
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JP2010534611A JP2010534611A (ja) | 2010-11-11 |
JP2010534611A5 JP2010534611A5 (ja) | 2011-09-08 |
JP4945725B2 true JP4945725B2 (ja) | 2012-06-06 |
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Country Status (6)
Country | Link |
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US (1) | US7732306B2 (ja) |
EP (1) | EP2171747B1 (ja) |
JP (1) | JP4945725B2 (ja) |
KR (1) | KR101355593B1 (ja) |
CN (1) | CN101730926B (ja) |
WO (1) | WO2009015337A1 (ja) |
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JP4462249B2 (ja) * | 2005-09-22 | 2010-05-12 | ソニー株式会社 | 発光ダイオードの製造方法、集積型発光ダイオードの製造方法および窒化物系iii−v族化合物半導体の成長方法 |
EP2171748A1 (en) * | 2007-07-26 | 2010-04-07 | S.O.I.Tec Silicon on Insulator Technologies | Epitaxial methods and templates grown by the methods |
TW201013752A (en) * | 2008-09-16 | 2010-04-01 | Univ Nat Central | Manufacturing method of single-crystalline substrate containing gallium nitride |
JP5571679B2 (ja) * | 2008-11-14 | 2014-08-13 | ソイテック | 半導体材料を含む構造の品質を改善する方法 |
US8329565B2 (en) | 2008-11-14 | 2012-12-11 | Soitec | Methods for improving the quality of structures comprising semiconductor materials |
CA2769940C (en) | 2009-08-04 | 2016-04-26 | Gan Systems Inc. | Island matrixed gallium nitride microwave and power switching transistors |
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AU2011241423A1 (en) | 2010-04-13 | 2012-11-08 | Gan Systems Inc. | High density gallium nitride devices using island topology |
US9287452B2 (en) | 2010-08-09 | 2016-03-15 | Micron Technology, Inc. | Solid state lighting devices with dielectric insulation and methods of manufacturing |
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FR2968830B1 (fr) * | 2010-12-08 | 2014-03-21 | Soitec Silicon On Insulator | Couches matricielles ameliorees pour le depot heteroepitaxial de materiaux semiconducteurs de nitrure iii en utilisant des procedes hvpe |
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KR20100040299A (ko) | 2010-04-19 |
CN101730926B (zh) | 2012-09-19 |
US20090091002A1 (en) | 2009-04-09 |
EP2171747A1 (en) | 2010-04-07 |
JP2010534611A (ja) | 2010-11-11 |
US7732306B2 (en) | 2010-06-08 |
WO2009015337A1 (en) | 2009-01-29 |
KR101355593B1 (ko) | 2014-01-24 |
CN101730926A (zh) | 2010-06-09 |
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