JP5990145B2 - グラフェン製造方法 - Google Patents
グラフェン製造方法 Download PDFInfo
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- JP5990145B2 JP5990145B2 JP2013179150A JP2013179150A JP5990145B2 JP 5990145 B2 JP5990145 B2 JP 5990145B2 JP 2013179150 A JP2013179150 A JP 2013179150A JP 2013179150 A JP2013179150 A JP 2013179150A JP 5990145 B2 JP5990145 B2 JP 5990145B2
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- graphene
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- sic substrate
- sic
- hydrogen
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 101
- 229910021389 graphene Inorganic materials 0.000 title claims description 98
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 239000012535 impurity Substances 0.000 claims description 40
- 239000000758 substrate Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 26
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 19
- 239000001257 hydrogen Substances 0.000 claims description 18
- 229910052739 hydrogen Inorganic materials 0.000 claims description 18
- 238000009830 intercalation Methods 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 125000004432 carbon atom Chemical group C* 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 150000001721 carbon Chemical group 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 50
- 239000010410 layer Substances 0.000 description 48
- 229910010271 silicon carbide Inorganic materials 0.000 description 46
- 238000010586 diagram Methods 0.000 description 13
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 8
- 230000002687 intercalation Effects 0.000 description 7
- 125000004429 atom Chemical group 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 238000000231 atomic layer deposition Methods 0.000 description 4
- 238000001459 lithography Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000005566 electron beam evaporation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000313 electron-beam-induced deposition Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
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- Hall/Mr Elements (AREA)
- Carbon And Carbon Compounds (AREA)
Description
Claims (2)
- SiC基板を加熱することで、前記SiC基板の表面上に、炭素原子のみから構成されてグラフェンと同じハニカム構造を有して一部が前記SiC基板のシリコン原子と共有結合をしている炭素の一原子層から構成されたバッファー層を形成するバッファー層形成工程と、
前記SiC基板および前記バッファー層を水素雰囲気中で加熱した状態で、前記バッファー層と前記SiC基板との間にインタカラントとしての水素を導入して前記バッファー層と前記SiC基板のシリコン原子との共有結合を切断し、前記水素が前記共有結合の切断により生じた炭素原子とは結合せず前記共有結合の切断により生じたシリコン原子と結合するインタカレーションを施すことで、前記バッファー層をグラフェンに転換するグラフェン形成工程と
を備え、
前記グラフェン形成工程では、前記SiC基板および前記バッファー層を加熱する温度により前記グラフェンの荷電不純物である界面不純物濃度が低下する状態に前記界面不純物の濃度を制御することを特徴とするグラフェン製造方法。 - 請求項1記載のグラフェン製造方法において、
前記グラフェン形成工程では、前記SiC基板および前記バッファー層を加熱する温度の最高到達温度を、700〜800℃の範囲のいずれかの温度とすることを特徴とするグラフェン製造方法。
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JP2013179150A JP5990145B2 (ja) | 2013-08-30 | 2013-08-30 | グラフェン製造方法 |
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JP2013179150A JP5990145B2 (ja) | 2013-08-30 | 2013-08-30 | グラフェン製造方法 |
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JP2015048258A JP2015048258A (ja) | 2015-03-16 |
JP5990145B2 true JP5990145B2 (ja) | 2016-09-07 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6560594B2 (ja) | 2015-11-06 | 2019-08-14 | 住友電気工業株式会社 | 積層体および電子素子 |
JP6676972B2 (ja) * | 2016-01-12 | 2020-04-08 | 株式会社デンソー | 磁気センサ |
US10083831B2 (en) | 2016-03-10 | 2018-09-25 | Sumitomo Electric Industries, Ltd. | Substrate and electronic device |
JP2017193158A (ja) * | 2016-04-19 | 2017-10-26 | 住友電気工業株式会社 | 積層体および電子素子 |
US10580869B2 (en) | 2016-04-19 | 2020-03-03 | Sumitomo Electric Industries, Ltd. | Stacked body including graphene film and electronic device including graphene film |
US10529807B2 (en) | 2016-04-19 | 2020-01-07 | Sumitomo Electric Industries, Ltd. | Stacked body and electronic device |
WO2017188382A1 (ja) * | 2016-04-27 | 2017-11-02 | 学校法人関西学院 | グラフェン前駆体付きSiC基板の製造方法及びSiC基板の表面処理方法 |
CN108217636B (zh) * | 2017-12-22 | 2021-03-23 | 中国电子科技集团公司第五十五研究所 | 一种工艺气体辅助的石墨烯氢插入层生长方法 |
US11884546B2 (en) | 2019-01-28 | 2024-01-30 | Sumitomo Electric Industries, Ltd. | Multilayer body and electronic device |
DE112022004996T5 (de) * | 2021-10-21 | 2024-08-01 | Paragraf Limited | Verfahren zur Herstellung eines Vorproduktes für eine elektronische Vorrichtung |
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FR2952471A1 (fr) * | 2009-11-09 | 2011-05-13 | Commissariat Energie Atomique | Graphene epitaxie sur sic, ayant un gap ouvert et une mobilite comparable a celle du graphene standard a gap nul |
JP5644175B2 (ja) * | 2010-04-27 | 2014-12-24 | 和人 山内 | SiC基板へのグラフェン成膜方法 |
JP5571502B2 (ja) * | 2010-08-17 | 2014-08-13 | 日本電信電話株式会社 | グラフェン膜の製造方法およびグラフェン膜の層数を均一化する方法 |
JP5689828B2 (ja) * | 2012-02-01 | 2015-03-25 | 日本電信電話株式会社 | グラフェンpn接合の製造方法 |
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