JP6519792B2 - ノーマリーオフ特性を有する水素化ダイヤモンドmisfetの製造方法 - Google Patents
ノーマリーオフ特性を有する水素化ダイヤモンドmisfetの製造方法 Download PDFInfo
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- JP6519792B2 JP6519792B2 JP2015174571A JP2015174571A JP6519792B2 JP 6519792 B2 JP6519792 B2 JP 6519792B2 JP 2015174571 A JP2015174571 A JP 2015174571A JP 2015174571 A JP2015174571 A JP 2015174571A JP 6519792 B2 JP6519792 B2 JP 6519792B2
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- misfet
- annealing
- hydrogenated diamond
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- diamond
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- 229910003460 diamond Inorganic materials 0.000 title claims description 105
- 239000010432 diamond Substances 0.000 title claims description 105
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 238000000137 annealing Methods 0.000 claims description 65
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 14
- 238000000231 atomic layer deposition Methods 0.000 claims description 9
- 238000005984 hydrogenation reaction Methods 0.000 claims description 7
- 238000000151 deposition Methods 0.000 claims description 5
- 230000008021 deposition Effects 0.000 claims description 4
- 238000001552 radio frequency sputter deposition Methods 0.000 claims description 2
- 239000012212 insulator Substances 0.000 description 21
- 239000000370 acceptor Substances 0.000 description 17
- 108091006146 Channels Proteins 0.000 description 11
- 239000008186 active pharmaceutical agent Substances 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 8
- 238000000851 scanning transmission electron micrograph Methods 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 6
- 239000002156 adsorbate Substances 0.000 description 6
- 238000004544 sputter deposition Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 108010075750 P-Type Calcium Channels Proteins 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000001350 scanning transmission electron microscopy Methods 0.000 description 2
- 241001370313 Alepes vari Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000000927 vapour-phase epitaxy Methods 0.000 description 1
Landscapes
- Formation Of Insulating Films (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
ここで、前記複数層構造のゲート酸化物は前記水素化ダイヤモンドに隣接して原子堆積層で形成された第1の層及び前記第1の層の上にスパッタで構成された第2の層を含んでよい。
また、前記第1の層はAl2O3及びHfO2からなる群から選択された材料で形成され、前記第2の層はLaAlO3、Ta2O5、ZrO2、HfO2から選択された材料で形成されてよい。
また、前記水素化ダイヤモンドはエピタキシャル成長された層であってよい。
Claims (3)
- ゲート酸化物を用いた水素化ダイヤモンドMISFETの製造方法において、前記水素化ダイヤモンド上に原子層堆積(ALD)及び高周波スパッタ堆積(SD)によりそれぞれ形成された、SD−LaAlO 3 /ALD−Al 2 O 3 、SD−Ta 2 O 5 /ALD−Al 2 O 3 、SD−ZrO 2 /ALD−Al 2 O 3 、および、SD−HfO 2 /ALD−HfO 2 からなる群から選択される二層構造からなる前記ゲート酸化物を形成し、180℃でアニールするステップを含む、ノーマリーオフ特性を有する水素化ダイヤモンドMISFETの製造方法。
- 前記アニールするステップは、5分以上10分以下の間、前記ゲート酸化物を用いた水素化ダイヤモンドMISFETをアニールする、請求項1に記載の製造方法。
- 前記水素化ダイヤモンドはエピタキシャル成長された層である、請求項1または2に記載の製造方法。
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JP2015174571A JP6519792B2 (ja) | 2015-09-04 | 2015-09-04 | ノーマリーオフ特性を有する水素化ダイヤモンドmisfetの製造方法 |
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Publications (2)
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JP2017050485A JP2017050485A (ja) | 2017-03-09 |
JP6519792B2 true JP6519792B2 (ja) | 2019-05-29 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3432361B1 (en) * | 2017-07-19 | 2022-05-04 | Centre National De La Recherche Scientifique | Diamond mis transistor |
CN107393815B (zh) * | 2017-09-05 | 2019-11-19 | 中国电子科技集团公司第十三研究所 | 金刚石基场效应晶体管的制备方法及场效应晶体管 |
JP7084030B2 (ja) * | 2018-08-30 | 2022-06-14 | 学校法人早稲田大学 | ダイヤモンド電界効果トランジスタ及びその製造方法 |
CN109920736A (zh) * | 2019-01-30 | 2019-06-21 | 西安交通大学 | 氢终端金刚石基两步法介质层场效应晶体管及其制备方法 |
JP7373838B2 (ja) * | 2019-09-13 | 2023-11-06 | 国立研究開発法人物質・材料研究機構 | Mis型半導体装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5042006B2 (ja) * | 2007-12-25 | 2012-10-03 | 日本電信電話株式会社 | ダイヤモンド電界効果トランジスタ |
FR2984595B1 (fr) * | 2011-12-20 | 2014-02-14 | Centre Nat Rech Scient | Procede de fabrication d'un empilement mos sur un substrat en diamant |
JP5759398B2 (ja) * | 2012-02-21 | 2015-08-05 | 日本電信電話株式会社 | ダイヤモンド電界効果トランジスタ及びその作成方法 |
JP6218062B2 (ja) * | 2012-08-24 | 2017-10-25 | 学校法人早稲田大学 | 電力素子、電力制御機器、電力素子の製造方法 |
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