JP2010212738A - 窒化物系共振器半導体構造の製造方法 - Google Patents
窒化物系共振器半導体構造の製造方法 Download PDFInfo
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- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 54
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
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- 238000000926 separation method Methods 0.000 description 3
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- 238000001451 molecular beam epitaxy Methods 0.000 description 2
- 125000002524 organometallic group Chemical group 0.000 description 2
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- 238000000927 vapour-phase epitaxy Methods 0.000 description 2
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- 239000004830 Super Glue Substances 0.000 description 1
- RNQKDQAVIXDKAG-UHFFFAOYSA-N aluminum gallium Chemical compound [Al].[Ga] RNQKDQAVIXDKAG-UHFFFAOYSA-N 0.000 description 1
- AJGDITRVXRPLBY-UHFFFAOYSA-N aluminum indium Chemical compound [Al].[In] AJGDITRVXRPLBY-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- NWAIGJYBQQYSPW-UHFFFAOYSA-N azanylidyneindigane Chemical compound [In]#N NWAIGJYBQQYSPW-UHFFFAOYSA-N 0.000 description 1
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- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
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- 229910002058 ternary alloy Inorganic materials 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- RGGPNXQUMRMPRA-UHFFFAOYSA-N triethylgallium Chemical compound CC[Ga](CC)CC RGGPNXQUMRMPRA-UHFFFAOYSA-N 0.000 description 1
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H01L33/46—Reflective coating, e.g. dielectric Bragg reflector
- H01L33/465—Reflective coating, e.g. dielectric Bragg reflector with a resonant cavity structure
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Abstract
【解決手段】第1の分布型ブラッグ反射器122を有する窒化物系共振器半導体構造140がサファイア基板上に設けられ、第1の分布型ブラッグ反射器122に第2の基板128が結合され、レーザアシスト・エピタキシャル・リフトオフによってサファイア基板が除去され、VCSEL構造の、第1の分布型ブラッグ反射器122とは反対側に、第2のブラッグ反射器142が設けられる。
【選択図】図1
Description
106 レーザ吸収層
114 活性領域
122 第1の分布型ブラッグ反射器
128 支持基板
134 紫外線エキシマレーザ
136 レーザビーム
140 窒化物系共振器半導体構造
142 第2の分布型ブラッグ反射器
Claims (8)
- 透明基板上に生成層を付着させる工程と、
前記生成層上に比較的厚い窒化ガリウム層を付着させる工程と、
前記比較的厚い窒化ガリウム層上にレーザ吸収層を付着させる工程と、
前記レーザ吸収層上に第1のコンタクト層を付着させる工程と、
前記第1のコンタクト層上に第1のクラッド層を付着させる工程と、
前記第1のクラッド層上に第1の導波層を付着させる工程と、
前記第1の導波層上にIII-V窒化物半導体活性領域を付着させる工程と、
前記III-V窒化物半導体活性領域上に第2の導波層を付着させる工程と、
前記第2の導波層上に第2のクラッド層を付着させる工程と、
前記第2のクラッド層上に第2のコンタクト層を付着させる工程と、
前記第2のコンタクト層上に第1の分布型ブラッグ反射器を付着させる工程と、
前記第1の分布型ブラッグ反射器上に金層を付着させる工程と、
前記金層上に支持基板を接着剤、はんだ、又はスピン・オン・グラスの何れかで接着させる工程と、
前記透明基板を透過させ前記レーザ吸収層を分解させるようにレーザビームを照射し前記透明基板、前記生成層、前記比較的厚い窒化ガリウム層、前記レーザ吸収層を除去する工程と、
前記第1のコンタクト層上に第2の分布型ブラッグ反射器を付着させる工程と、
前記第1のコンタクト層及び前記第2のコンタクト層各々を露出させるためにエッチングする工程と、
前記第1のコンタクト層及び前記第2のコンタクト層の露出された部分上に、前記III-V窒化物半導体活性領域をバイアスするための電極を形成する工程と、
を有する、窒化物系共振器半導体構造の製造方法。 - 前記支持基板は、ガリウム砒素、銅、又は硬質材料の何れかで作られていることを特徴とする請求項1に記載の窒化物系共振器半導体構造の製造方法。
- 前記共振器から前記半導体レーザ構造の表面を通るレージングを生じさせるために十分な順方向バイアスが前記活性領域に与えられることを特徴とする、請求項1に記載の窒化物系共振器半導体構造の製造方法。
- 前記窒化物系共振器半導体構造が発光ダイオードであることを特徴とする、請求項1に記載の窒化物系共振器半導体構造の製造方法。
- 前記共振器から前記半導体レーザ構造の表面を通る発光を生じさせるために十分な順方向バイアスが前記活性領域に与えられることを特徴とする、請求項4に記載の窒化物系共振器半導体構造の製造方法。
- 前記窒化物系共振器半導体構造が光検出器であることを特徴とする、請求項1に記載の窒化物系共振器半導体構造の製造方法。
- 前記共振器の光の吸収を生じさせるために十分な逆方向バイアスが前記活性領域に与えられることを特徴とする、請求項6に記載の窒化物系共振器半導体構造の製造方法。
- 複数の共振器が形成され、該複数の共振器が、垂直共振器型面発光レーザ、発光ダイオード及び光検出器のうち少なくとも2つであることを特徴とする、請求項1に記載の窒化物系共振器半導体構造の製造方法。
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Application Number | Priority Date | Filing Date | Title |
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US10/024,236 US6455340B1 (en) | 2001-12-21 | 2001-12-21 | Method of fabricating GaN semiconductor structures using laser-assisted epitaxial liftoff |
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US (1) | US6455340B1 (ja) |
EP (1) | EP1326290B1 (ja) |
JP (2) | JP2003234542A (ja) |
BR (2) | BR0205196A (ja) |
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JP2001217506A (ja) * | 2000-02-03 | 2001-08-10 | Ricoh Co Ltd | 半導体基板およびその作製方法および発光素子 |
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JP2012124314A (ja) * | 2010-12-08 | 2012-06-28 | Toshiba Corp | 半導体発光素子 |
US9130098B2 (en) | 2010-12-08 | 2015-09-08 | Kabushiki Kaisha Toshiba | Semiconductor light emitting device |
JP2014041964A (ja) * | 2012-08-23 | 2014-03-06 | Sharp Corp | 窒化物半導体発光素子の製造方法および窒化物半導体発光素子 |
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EP1326290A2 (en) | 2003-07-09 |
CA2414325C (en) | 2007-09-25 |
BR0205196A (pt) | 2004-06-29 |
EP1326290B1 (en) | 2010-05-19 |
CA2414325A1 (en) | 2003-06-21 |
JP2003234542A (ja) | 2003-08-22 |
US6455340B1 (en) | 2002-09-24 |
BRPI0205196B1 (pt) | 2019-07-09 |
DE60236402D1 (de) | 2010-07-01 |
EP1326290A3 (en) | 2004-12-15 |
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