JP7216790B2 - 薄膜および基板除去iii族窒化物ベースのデバイスおよび方法 - Google Patents
薄膜および基板除去iii族窒化物ベースのデバイスおよび方法 Download PDFInfo
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- 239000000758 substrate Substances 0.000 title claims description 111
- 238000000034 method Methods 0.000 title claims description 39
- 239000010409 thin film Substances 0.000 title description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 21
- 238000005498 polishing Methods 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 9
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 74
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- 238000010521 absorption reaction Methods 0.000 description 6
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 5
- 238000013459 approach Methods 0.000 description 5
- 239000010408 film Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910002601 GaN Inorganic materials 0.000 description 3
- 230000005693 optoelectronics Effects 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000013590 bulk material Substances 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
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- 238000010894 electron beam technology Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
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- 239000012212 insulator Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 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
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
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- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000000605 extraction Methods 0.000 description 1
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- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000001534 heteroepitaxy Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- -1 or electrochemical Substances 0.000 description 1
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- 230000000717 retained effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 238000000927 vapour-phase epitaxy Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Description
Claims (7)
- 基板の第1の面に少なくとも1つのエピタキシャル成長III族窒化物層を備えたバルク窒化アルミニウム(AlN)基板を提供するステップと、
前記第1の面の反対側の前記基板の第2の面に、約9.5以上のpHを有するスラリーを適用するステップと、
前記基板の少なくとも一部を除去するために前記スラリーを用いて前記基板の前記第2の面を化学機械的に研磨し、50ミクロン未満の厚さを有する前記基板の薄層を生じさせるステップと、
前記エピタキシャル層を非ネイティブ基板に接着するステップと、
を備える、バルク窒化アルミニウム基板の薄化方法。 - 前記スラリーが研磨粒子を含む、請求項1に記載の方法。
- 前記基板の少なくとも一部を除去することを備える前記基板の前記第2の面を研磨するステップが、前記基板の全体を除去するステップを備える、請求項1に記載の方法。
- 前記少なくとも1つのエピタキシャル成長III族窒化物層を備えた前記基板を提供するステップは、108/cm2未満の貫通転位密度を有する前記少なくとも1つのエピタキシャル成長III族窒化物層を備えた前記基板を提供するステップを備える、請求項1に記載の方法。
- 前記少なくとも1つのエピタキシャル成長III族窒化物層を備えた前記基板を提供するステップは、前記エピタキシャルIII族窒化物層を、接着、薄化および研磨によって得られる全厚変動に依存する厚さまで成長させることを備える、請求項1に記載の方法。
- 前記少なくとも1つのエピタキシャル成長III族窒化物層を備えた前記基板を提供するステップは、前記エピタキシャルIII族窒化物層を少なくとも10ミクロンの厚さまで成長させることを備える、請求項1に記載の方法。
- 前記エピタキシャル層内に少なくとも1つの発光ヘテロ構造を形成するステップをさらに含む、請求項1に記載の方法。
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US15/363,050 US10249786B2 (en) | 2016-11-29 | 2016-11-29 | Thin film and substrate-removed group III-nitride based devices and method |
US15/363,050 | 2016-11-29 | ||
JP2017213440A JP2018170491A (ja) | 2016-11-29 | 2017-11-06 | 薄膜および基板除去iii族窒化物ベースのデバイスおよび方法 |
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FR3061357B1 (fr) * | 2016-12-27 | 2019-05-24 | Aledia | Procede de realisation d’un dispositif optoelectronique comportant une etape de gravure de la face arriere du substrat de croissance |
WO2020054764A1 (ja) | 2018-09-12 | 2020-03-19 | Nsマテリアルズ株式会社 | 赤外線センサ及びその製造方法 |
US10896861B2 (en) * | 2019-04-22 | 2021-01-19 | Raytheon Company | Heterogeneous multi-layer MMIC assembly |
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