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Title:
ELONGATED NANO-STRUCTURES AND RELATED DEVICES
Document Type and Number:
WIPO Patent Application WO2005051842
Kind Code:
A3
Abstract:
In a method of making an elongated carbide nanostructure, a plurality of spatially­-separated catalyst particles is applied to a substrate. The spatially-separated catalyst particles and at least a portion of the substrate are exposed to a metal-containing vapor at a preselected temperature and for a period sufficient to cause an inorganic nano­structure to form between the substrate and at least one of the catalyst particles. The inorganic nano-structure is exposed to a carbon-containing vapor source at a preselected temperature and for a period sufficient to carburize the inorganic nano­structure.

Inventors:
TSAKALAKOS LOUCAS (US)
LEE JI-UNG (US)
HUBER WILLIAM HULLINGER (US)
CORDERMAN REED ROEDER (US)
MANI VANITA (US)
Application Number:
PCT/US2004/038271
Publication Date:
October 26, 2006
Filing Date:
November 16, 2004
Export Citation:
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Assignee:
GEN ELECTRIC (US)
TSAKALAKOS LOUCAS (US)
LEE JI-UNG (US)
HUBER WILLIAM HULLINGER (US)
CORDERMAN REED ROEDER (US)
MANI VANITA (US)
International Classes:
B82B3/00; C01B31/30; C23C16/02; C23C16/04; C30B11/00; C30B11/12; C30B29/36; C30B29/60; C30B29/62; H01J9/02; B01J23/52; B01J23/75; B01J23/755; B01J27/22; B01J37/02; B01J37/08
Domestic Patent References:
WO2003048040A12003-06-12
WO2003025966A12003-03-27
WO2003018466A22003-03-06
Foreign References:
US5314569A1994-05-24
US20030030356A12003-02-13
US20030205966A12003-11-06
US20030087511A12003-05-08
Other References:
LIEBER CHARLES M ET AL: "Growth and structure of carbide nanorods", MATER RES SOC SYMP PROC; MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS; COVALENT CERAMICS III - SCIENCE AND TECHNOLOGY OF NON-OXIDES 1996 MATERIALS RESEARCH SOCIETY, PITTSBURGH, PA, USA, vol. 410, 27 November 1995 (1995-11-27), pages 103 - 111, XP008053698
FUKUNAGA AKIHIKO ET AL: "Synthesis, structure, and superconducting properties of NbC nanorods and nanoparticles", MATER TRANS JIM; MATERIALS TRANSACTIONS, JIM FEB 1999 JAPAN INST OF METALS, SENDAI, JAPAN, vol. 40, no. 2, February 1999 (1999-02-01), pages 118 - 122, XP008053694
TSAKALAKOS LOUCAS ET AL: "Mo2C nanowires and ribbons on Si via two-step vapor phase growth", PROC. ASME INTEGR. NANOSYSTEMS. CONF. DES. SYNTHESIS APPL.; PROCEEDINGS OF THE 3RD ASME INTEGRATED NANOSYSTEMS CONFERENCE - DESIGN, SYNTHESIS, AND APPLICATIONS; PROCEEDINGS OF THE 3RD ASME INTEGRATED NANOSYSTEMS CONFERENCE - DESIGN, SYNTHESIS, AND AP, 2004, pages 129 - 130, XP008053711
ING-CHI LEU ET AL: "Nucleation behavior of silicon carbide whiskers grown by chemical vapor deposition", JOURNAL OF CRYSTAL GROWTH ELSEVIER NETHERLANDS, vol. 236, no. 1-3, 1 March 2002 (2002-03-01), pages 171 - 175, XP002348372, ISSN: 0022-0248
KATO A ET AL: "Formation of micro SiC tubes by the carburization of Si whiskers", JOURNAL OF THE AMERICAN CERAMIC SOCIETY USA, vol. 63, no. 3-4, March 1980 (1980-03-01), pages 236, XP002348373, ISSN: 0002-7820
SHAJAHAN MD ET AL: "Effect of chemical vapor deposition energy sources on the structure of SiC prepared by carbon nanotubes-confined reaction", JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B: MICROELECTRONICS PROCESSING AND PHENOMENA, AMERICAN VACUUM SOCIETY, NEW YORK, NY, US, vol. 21, no. 3, May 2003 (2003-05-01), pages 1149 - 1156, XP012009891, ISSN: 0734-211X
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