JP2006245566A - 自立形静電ドープカーボンナノチューブ素子及びその製造方法 - Google Patents
自立形静電ドープカーボンナノチューブ素子及びその製造方法 Download PDFInfo
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 173
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 164
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 164
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000002184 metal Substances 0.000 claims abstract description 149
- 229910052751 metal Inorganic materials 0.000 claims abstract description 149
- 239000000758 substrate Substances 0.000 claims abstract description 16
- 239000004065 semiconductor Substances 0.000 claims description 36
- 229910052750 molybdenum Inorganic materials 0.000 claims description 14
- 229910052719 titanium Inorganic materials 0.000 claims description 12
- 229910052737 gold Inorganic materials 0.000 claims description 9
- 229910052697 platinum Inorganic materials 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 41
- 229910052799 carbon Inorganic materials 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 43
- 239000003054 catalyst Substances 0.000 description 24
- 239000003989 dielectric material Substances 0.000 description 16
- 238000000151 deposition Methods 0.000 description 15
- 238000005229 chemical vapour deposition Methods 0.000 description 14
- 230000008021 deposition Effects 0.000 description 12
- 229910052804 chromium Inorganic materials 0.000 description 11
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- -1 Si 3 N 4 Inorganic materials 0.000 description 6
- 229920002120 photoresistant polymer Polymers 0.000 description 6
- 239000002109 single walled nanotube Substances 0.000 description 6
- 239000007772 electrode material Substances 0.000 description 5
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000002048 multi walled nanotube Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000001459 lithography Methods 0.000 description 1
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- 238000007740 vapor deposition Methods 0.000 description 1
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Abstract
【解決手段】本方法は、基板上に自立形部分を有するような方法でカーボンナノチューブ12を形成する段階を含む。カーボンナノチューブの自立形部分を形成する1つの方法は、基板の一部分を除去することである。カーボンナノチューブの自立形部分を形成する別の記載した方法は、第1の基板部分上に一対の金属電極24,26を配置し、金属電極に隣接した第1の基板部分の一部分を除去し、かつ第1の基板部分上に第2の基板部分を共形状に配置して溝を形成することである。
【選択図】図1
Description
12、112 カーボンナノチューブ
14、114 カーボンナノチューブの第1の端部
16、116 カーボンナノチューブの第2の端部
18 第1の金属接点
20 第2の金属接点
22誘電体層
24 第1の金属電極
26 第2の金属電極
28 半導体層
40 絶縁層
44 触媒材料
128 溝
Claims (10)
- その少なくとも一部分が自立形になるように基板(22)上に配置されたカーボンナノチューブ(112)を含む、静電ドープカーボンナノチューブ素子(10)。
- 前記基板が溝(128)を含むことを特徴とする請求項1記載の静電ドープカーボンナノチューブ素子。
- 前記カーボンナノチューブが、第1の端部(114)と第2の端部(116)とを含み、該素子が、
前記カーボンナノチューブの第1の端部に直接隣接して配置された第1の金属接点(18)と、
前記カーボンナノチューブの第2の端部に直接隣接して配置された第2の金属接点(20)と、をさらに含み、
前記カーボンナノチューブが、前記第1及び第2の金属接点に電気結合されていることを特徴とする請求項1記載の静電ドープカーボンナノチューブ素子。 - 前記カーボンナノチューブの第1の端部に隣接しかつ該第1の端部からある距離を置いて前記基板内に配置された第1の金属電極(24)と、
前記カーボンナノチューブの第2の端部に隣接しかつ該第2の端部からある距離を置いて前記基板内に配置された第2の金属電極(26)とをさらに含み、前記第1の金属電極が、前記カーボンナノチューブの第1の端部に容量結合され、第1のバイアスを受けて前記カーボンナノチューブの第1の端部を静電ドープするように動作可能であり、
前記第2の金属電極が、前記カーボンナノチューブの第2の端部に容量結合され、第2のバイアスを受けて前記カーボンナノチューブの第2の端部を静電ドープするように動作可能であることを特徴とする請求項3記載の静電ドープカーボンナノチューブ素子。 - 前記第1の金属電極及び第2の金属電極が各々、Mo、Ti、Pt及びAuからなる群から選択された金属を含むことを特徴とする請求項3記載の静電ドープカーボンナノチューブ素子。
- 前記第1のバイアスが、前記カーボンナノチューブの第1の端部をp型半導体(正孔多数キャリア)又はn型半導体(電子多数キャリア)のいずれかにするように動作可能であることを特徴とする請求項3記載の静電ドープカーボンナノチューブ素子。
- 前記第2のバイアスが、前記カーボンナノチューブの第2の端部をp型半導体(正孔多数キャリア)又はn型半導体(電子多数キャリア)のいずれかにするように動作可能であることを特徴とする請求項3記載の静電ドープカーボンナノチューブ素子。
- 請求項1の静電ドープカーボンナノチューブ素子を含むことを特徴とする光起電素子。
- 請求項1の静電ドープカーボンナノチューブ素子を含むことを特徴とする電源素子。
- 請求項1の静電ドープカーボンナノチューブ素子を含むことを特徴とするセンサ。
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US11/060,667 US7378715B2 (en) | 2003-10-10 | 2005-02-18 | Free-standing electrostatically-doped carbon nanotube device |
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EP (1) | EP1696480A3 (ja) |
JP (1) | JP2006245566A (ja) |
CN (1) | CN100592546C (ja) |
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JP2010519162A (ja) * | 2007-02-22 | 2010-06-03 | ダウ コーニング コーポレーション | 伝導性フィルムを調製するためのプロセスおよびそのプロセスを用いて調製した物品 |
JP2011098885A (ja) * | 2008-02-29 | 2011-05-19 | National Institute Of Advanced Industrial Science & Technology | カーボンナノチューブ膜構造体及びカーボンナノチューブマイクロ構造体 |
JP5842262B2 (ja) * | 2012-08-24 | 2016-01-13 | 国立大学法人大阪大学 | 有機薄膜トランジスタ及びその製造方法 |
WO2018163965A1 (ja) * | 2017-03-08 | 2018-09-13 | 浜松ホトニクス株式会社 | 半導体光検出素子 |
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EP1696480A3 (en) | 2009-07-29 |
US7378715B2 (en) | 2008-05-27 |
CN100592546C (zh) | 2010-02-24 |
CN1838446A (zh) | 2006-09-27 |
TW200639118A (en) | 2006-11-16 |
US20070275487A1 (en) | 2007-11-29 |
EP1696480A2 (en) | 2006-08-30 |
SG125218A1 (en) | 2006-09-29 |
TWI394711B (zh) | 2013-05-01 |
US20050166292A1 (en) | 2005-07-28 |
US7521275B2 (en) | 2009-04-21 |
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