PRODUCTION METHOD FOR TUBULAR CARBON MOLECULE AND TUBULAR CARBON MOLECULE, PRODUCTION METHOD FOR RECORDING DEVICE AND RECORDING DEVICE, PRODUCTION METHOD FOR FIELD ELECTRON EMISSION ELEMENT AND FIELD ELECTRON EMISSION ELEMENT, AND PRODUCTION METHOD FOR DISPLAY UNIT AND DISPLAY UNIT

Title:

Document Type and Number:

WIPO Patent Application WO/2004/063091

Kind Code:

A1

Abstract:

A production method for a tubular carbon molecule capable of arraying carbon nanotubes at finer intervals and regularly. A catalyst is disposed on a material substrate (10) consisting of a semiconductor such as silicon (Si) and containing iron (Fe) as a catalyst by utilizing melting according to modulated heat distribution (11). The heat distribution (11) is formed by diffracting energy beams (12), for example, by a diffraction lattice (13). A method of disposing a catalyst may include, for example, depositing iron in a planar or protruding form in a position matching the heat distribution (11), or further transferring it, by using it as an original, onto another substrate. Carbon nanotubes are grown using the disposed catalyst. The grown nanotubes can be used for a recording device, a field electron emission element or an FED.

Inventors:

Gosain, Dharam Pal c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Kajiura, Hisashi c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Maruyama, Ryuichiro c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Shiraishi, Masashi c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Huang, Houjin c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Kadono, Koji c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Wachi, Shigeaki c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Ata, Masafumi c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)

Application Number:

PCT/JP2004/000080

Publication Date:

July 29, 2004

Filing Date:

January 08, 2004

Export Citation:

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Assignee:

SONY CORPORATION (7-35, Kitashinagawa 6-chome Shinagawa-ku, Tokyo, 141-0001, JP)
Gosain, Dharam Pal c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Kajiura, Hisashi c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Maruyama, Ryuichiro c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Shiraishi, Masashi c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Huang, Houjin c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Kadono, Koji c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Wachi, Shigeaki c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)
Ata, Masafumi c/o Sony Corporation (7-35 Kitashinagawa 6-chom, Shinagawa-ku Tokyo, 141-0001, JP)

International Classes:

C01B31/02; H01J1/304; H01J9/02; (IPC1-7): B82B3/00; H01J9/02; H01J1/304; H01J29/04; H01J31/12; C01B31/02

Attorney, Agent or Firm:

Fujishima, Youichiro (2F Oodai Building, 9-5 Shinjuku 1-chom, Shinjuku-ku Tokyo, 160-0022, JP)

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