JP5870604B2 - 単層カーボンナノチューブの製造方法 - Google Patents
単層カーボンナノチューブの製造方法 Download PDFInfo
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- JP5870604B2 JP5870604B2 JP2011225534A JP2011225534A JP5870604B2 JP 5870604 B2 JP5870604 B2 JP 5870604B2 JP 2011225534 A JP2011225534 A JP 2011225534A JP 2011225534 A JP2011225534 A JP 2011225534A JP 5870604 B2 JP5870604 B2 JP 5870604B2
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- walled carbon
- carbon nanotubes
- etching
- carbon nanotube
- producing
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- 239000002109 single walled nanotube Substances 0.000 title claims description 98
- 238000004519 manufacturing process Methods 0.000 title claims description 35
- 239000003054 catalyst Substances 0.000 claims description 30
- 238000005530 etching Methods 0.000 claims description 27
- 238000001020 plasma etching Methods 0.000 claims description 23
- 150000002500 ions Chemical class 0.000 claims description 19
- 238000005268 plasma chemical vapour deposition Methods 0.000 claims description 19
- 230000005684 electric field Effects 0.000 claims description 16
- 239000002243 precursor Substances 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052739 hydrogen Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 230000000704 physical effect Effects 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 230000005284 excitation Effects 0.000 description 3
- 238000000608 laser ablation Methods 0.000 description 3
- 238000013507 mapping Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910003266 NiCo Inorganic materials 0.000 description 2
- 238000001241 arc-discharge method Methods 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 229910003472 fullerene Inorganic materials 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000002071 nanotube Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000002230 thermal chemical vapour deposition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004033 diameter control Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001506 fluorescence spectroscopy Methods 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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- Carbon And Carbon Compounds (AREA)
- Catalysts (AREA)
Description
図1および図2は、本発明の実施の形態の単層カーボンナノチューブの製造方法を示している。
Claims (5)
- 触媒層を形成した基板の前記触媒層上に、プラズマCVD法により単層カーボンナノチューブを成長させる成長工程と、
反応性イオンエッチングにより前記基板をエッチングするエッチング工程とを有し、
前記成長工程で、前記プラズマCVD法で発生する電場を制御し、前記エッチング工程で、前記反応性イオンエッチングのラジカル密度とイオン入射エネルギーとを制御することにより、特定のカイラリティを有する単層カーボンナノチューブを製造することを
特徴とする単層カーボンナノチューブの製造方法。 - 前記成長工程と前記エッチング工程とを同時に行うことを特徴とする請求項1記載の単層カーボンナノチューブの製造方法。
- 前記成長工程と前記エッチング工程とを繰り返し行うことを特徴とする請求項1記載の単層カーボンナノチューブの製造方法。
- 前記反応性イオンエッチングは、前記成長工程により前記触媒層上に吸着された単層カーボンナノチューブ前駆体を、ラジカルによりエッチングすると共に、前記成長工程により前記触媒層上に成長した前記単層カーボンナノチューブを、その径に応じてイオンにより選択的にエッチングするよう構成されていることを特徴とする請求項1乃至3のいずれか1項に記載の単層カーボンナノチューブの製造方法。
- 前記プラズマCVD法は、原料ガスとして炭化水素ガスを使用することを特徴とする請求項1乃至4のいずれか1項に記載の単層カーボンナノチューブの製造方法。
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JP2011225534A JP5870604B2 (ja) | 2011-10-13 | 2011-10-13 | 単層カーボンナノチューブの製造方法 |
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JP2013086975A JP2013086975A (ja) | 2013-05-13 |
JP5870604B2 true JP5870604B2 (ja) | 2016-03-01 |
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Families Citing this family (2)
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DE102014212077A1 (de) * | 2014-06-24 | 2015-12-24 | Technische Universität Dresden | Verfahren zum Wachstum von vertikal ausgerichteten einwandigen Kohlenstoffnanoröhren mit gleichen elektronischen Eigenschaften sowie zum Vervielfältigen von einwandigen Kohlenstoffnanoröhren mit gleichen elektronischen Eigenschaften |
CN108946700B (zh) * | 2017-05-17 | 2020-03-17 | 清华大学 | 碳纳米管的制备方法 |
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