JP3819382B2 - 炭素ナノチューブマトリックス及びその成長方法 - Google Patents
炭素ナノチューブマトリックス及びその成長方法 Download PDFInfo
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- JP3819382B2 JP3819382B2 JP2003275688A JP2003275688A JP3819382B2 JP 3819382 B2 JP3819382 B2 JP 3819382B2 JP 2003275688 A JP2003275688 A JP 2003275688A JP 2003275688 A JP2003275688 A JP 2003275688A JP 3819382 B2 JP3819382 B2 JP 3819382B2
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- carbon nanotube
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/127—Carbon filaments; Apparatus specially adapted for the manufacture thereof by thermal decomposition of hydrocarbon gases or vapours or other carbon-containing compounds in the form of gas or vapour, e.g. carbon monoxide, alcohols
- D01F9/1273—Alkenes, alkynes
- D01F9/1275—Acetylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/127—Carbon filaments; Apparatus specially adapted for the manufacture thereof by thermal decomposition of hydrocarbon gases or vapours or other carbon-containing compounds in the form of gas or vapour, e.g. carbon monoxide, alcohols
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
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Description
ステップ1:金属基板を提供し、該金属基板は金属板、あるいは、金属電極が形成された基板であり、
ステップ2:該金属基板に厚さ数10nmのシリコン層を堆積し、
ステップ3:前記ステップ2中に形成されたシリコン層に厚さ数10nmの金属触媒層を堆積し、
ステップ4:前記ステップ3中に形成された基板を熱処理し、
ステップ5:炭化水素ガス及び保護ガスの混合ガスを導入し、炭素ナノチューブを成長する。
1、化学気相成長法の成長温度下で、該金属基板の材料及び金属電極の材料は熔化しない、
2、化学気相成長法の成長温度下で、金属電極の材料は使用されている基板と共熔しない、
3、室温から化学気相成長法の成長温度におけて、該金属電極の材料と使用されている基板の熱膨張係数が近く、
4、室温から化学気相成長法の成長温度におけて、該金属基板の材料及び金属電極の材料は水素を吸蔵するので膨張、或は脆化しない。
21 シリコン層
31 金属触媒
32 触媒粒子
51 炭素ナノチューブマトリックス
Claims (13)
- 金属基板及び該金属基板に形成された炭素ナノチューブマトリックスを含む炭素ナノチューブマトリックスであって、
該金属基板と炭素ナノチューブマトリックスの間に前記金属基板に堆積されたシリコン層を有することを特徴とする炭素ナノチューブマトリックス。 - 前記シリコン層は、厚さ数十nmであることを特徴とする請求項1に記載の炭素ナノチューブマトリックス。
- 前記金属基板の材料はタンタル、ニッケル、銀或はステンレス鋼であることを特徴とする請求項2に記載の炭素ナノチューブマトリックス。
- (1)金属基板を提供するステップと、
(2)該金属基板の表面にシリコン層を堆積するステップと、
(3)該シリコン層の表面に触媒を堆積するステップと、
(4)炭化水素ガスを導入して反応し、炭素ナノチューブマトリックスを成長するステップと、
を含むことを特徴とする炭素ナノチューブマトリックスの成長方法。 - 前記ステップ(1)中の金属基板は、金属板、或は、金属電極が形成された基板であることを特徴とする請求項4に記載の炭素ナノチューブマトリックスの成長方法。
- 前記金属基板の材料はニッケル或はステンレス鋼であり、前記金属電極の材料はタンタル、ニッケル或は銀であることを特徴とする請求項5に記載の炭素ナノチューブマトリックスの成長方法。
- 前記ステップ(2)中に、金属基板の表面にシリコン層を堆積する前に該金属基板を一定の平滑性を有するようにバフ研磨することを特徴とする請求項4に記載の炭素ナノチューブマトリックスの成長方法。
- 前記ステップ(3)中の触媒は鉄、コバルト、ニッケル或はその合金の一つであることを特徴とする請求項4に記載の炭素ナノチューブマトリックスの成長方法。
- 前記ステップ(4)中に、炭化水素ガスを導入して反応する前に、空気雰囲気下、300〜400℃間に触媒が堆積された基板を10時間熱処理することを特徴とする請求項4に記載の炭素ナノチューブマトリックスの成長方法。
- 熱処理した後且つ炭化水素ガスを導入して反応する前に、保護ガスの雰囲気下、前記基板を500〜700℃間に予熱することを特徴とする請求項9に記載の炭素ナノチューブマトリックスの成長方法。
- 前記保護ガスは窒素、或は不活性ガスであることを特徴とする請求項10に記載の炭素ナノチューブマトリックスの成長方法。
- 予熱した後且つ炭化水素ガスを導入する前に、前記触媒をナノオーダー粒子に還元させることを特徴とする請求項10に記載の炭素ナノチューブマトリックスの成長方法。
- 前記ステップ(4)中に、導入する炭化水素ガスは、エチレン或はアセチレンであることを特徴とする請求項4に記載の炭素ナノチューブマトリックスの成長方法。
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CNB02152047XA CN1239387C (zh) | 2002-11-21 | 2002-11-21 | 碳纳米管阵列及其生长方法 |
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JP2004168634A JP2004168634A (ja) | 2004-06-17 |
JP3819382B2 true JP3819382B2 (ja) | 2006-09-06 |
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US6297592B1 (en) * | 2000-08-04 | 2001-10-02 | Lucent Technologies Inc. | Microwave vacuum tube device employing grid-modulated cold cathode source having nanotube emitters |
KR100382879B1 (ko) * | 2000-09-22 | 2003-05-09 | 일진나노텍 주식회사 | 탄소 나노튜브 합성 방법 및 이에 이용되는 탄소 나노튜브합성장치. |
KR100378597B1 (ko) * | 2000-12-22 | 2003-04-03 | 한국전자통신연구원 | 고해상도 전계 방출 디스플레이 |
KR100445419B1 (ko) * | 2002-02-25 | 2004-08-25 | 삼성에스디아이 주식회사 | 냉음극 전자원 |
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2002
- 2002-11-21 CN CNB02152047XA patent/CN1239387C/zh not_active Expired - Lifetime
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2003
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Publication number | Publication date |
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CN1502553A (zh) | 2004-06-09 |
JP2004168634A (ja) | 2004-06-17 |
CN1239387C (zh) | 2006-02-01 |
US7288321B2 (en) | 2007-10-30 |
US20040101468A1 (en) | 2004-05-27 |
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