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| Number | Title | Issue Date |
| 7439081 | Method for making integrated circuit chip utilizing oriented carbon nanotube conductive layers A conductive layer in an integrated circuit is formed as a sandwich having multiple sublayers, including at least one sublayer of oriented carbon nanotubes. The conductive layer sandwich preferably contains two sublayers of carbon nanotubes, in which the carbon nano... | 10/21/2008 |
| 7435310 | Method for surface imprinted films with carbon nanotubes A method of making films surface imprinted with nanometer-sized particles to produce micro- and/or nano-structured electron and hole collecting interfaces, include providing at least one transparent substrate, providing at least one photoabsorbing conjugated polymer... | 10/14/2008 |
| 7422667 | Electrochemical deposition of carbon nanoparticles from organic solutions Carbon nanoparticles including both nanofilaments and nanotubes produced by an electrochemical deposition method from organic solutions at room temperature, in which the formation and growth of carbon nanoparticles are stimulated by the catalyst, such as iron and ni... | 09/09/2008 |
| 7410629 | Method of preparation for carbon nanotube material The present invention provides a method for preparing a carbon nanotube material. In the present invention, a mixture of polyolefin and modified montmorillonite is used as the carbon source. Under the action of a catalyst, a carbon nanotube is synthesized in air. Th... | 08/12/2008 |
| 7399703 | Process for patterning nanocarbon material, semiconductor device, and method for manufacturing semiconductor device A process for patterning a nanocarbon material includes a step of forming a nanocarbon layer on a substrate; a step of forming a first metal layer on the nanocarbon layer to pattern the first metal layer, the first metal layer containing at least one selected from t... | 07/15/2008 |
| 7396520 | Method for combustion synthesis of fullerenes A mod of combustion and a multi-component reactor to accomplish this mode of combustion are disclosed which produces fullerenes and fullerenic material by combustion. This mode consists of de-coupling an oxidation region of a flame from a post-flame region, thus giv... | 07/08/2008 |
| 7374793 | Methods and structures for promoting stable synthesis of carbon nanotubes A method for synthesizing carbon nanotubes and structure formed thereby. The method includes forming carbon nanotubes on a plurality of synthesis sites supported by a first substrate, interrupting nanotube synthesis, mounting a free end of each carbon nanotube to a ... | 05/20/2008 |
| 7374731 | Reaction apparatus for producing vapor-grown carbon fibers and continuous production system thereof A reaction apparatus for producing vapor-grown carbon fibers (VGCF) and a continuous production system for producing VGCF are disclosed. The VGCF reaction apparatus is featured in installing a plurality of holes on the upper portion of inner tubes; and filling therm... | 05/20/2008 |
| 7371696 | Carbon nanotube structure and method of vertically aligning carbon nanotubes A Carbon NanoTube (CNT) structure includes a substrate, a CNT support layer, and a plurality of CNTs. The CNT support layer is stacked on the substrate and has pores therein. One end of each of the CNTs is attached to portions of the substrate exposed through the po... | 05/13/2008 |
| 7368791 | Multi-gate carbon nano-tube transistors According to one aspect of the invention, a semiconducting transistor is described. The channel portion of the transistor includes carbon nanotubes formed on top of an insulating layer which covers a local bottom gate. Source and drain conductors are located at ends... | 05/06/2008 |
| 7365100 | Compositions of suspended non-aggregated carbon nanotubes, methods of making the same, and uses thereof The invention is directed, in part, to stable compositions of suspended carbon nanotubes, methods of making them, and uses thereof. The invention provides methods of producing high and low concentrations of highly dispersed carbon nanotubes suspended in a liquid. Th... | 04/29/2008 |
| 7338915 | Ropes of single-wall carbon nanotubes and compositions thereof This invention provides a method of making single-wall carbon nanotubes by laser vaporizing a mixture of carbon and one or more Group VIII transition metals. Single-wall carbon nanotubes preferentially form in the vapor and the one or more Group VIII transition meta... | 03/04/2008 |
| 7335327 | Method of shrinking a film A method of shrinking a film comprises the steps of providing a shrink film and exposing the film to an amount of radiation energy effective to activate the shrink characteristic of the film. The film comprises one or more thermoplastic polymers and at least about 0... | 02/26/2008 |
| 7316982 | Controlling carbon nanotubes using optical traps An embodiment of the present invention is a technique to control carbon nanotubes (CNTs). A laser beam is focused to a carbon nanotube (CNT) in a fluid. The CNT is responsive to a trapping frequency. The CNT is manipulated by controlling the focused laser beam. ... | 01/08/2008 |
| 7315374 | Real-time monitoring optically trapped carbon nanotubes An embodiment of the present invention is a technique to monitor carbon nanotubes (CNTs). A carbon nanotube (CNT) is manipulated in a fluid by a laser beam. An illuminating light from a light source is aligned along axis of the CNT to produce an optical response fro... | 01/01/2008 |
| 7273652 | Hollow carbon fiber and production method Production of hollow carbon fibers and hollow carbon particles includes baking and carbonization of polymer particles having a specified volume after deformation. A metal-deposited carbon fiber with metal deposited inside and/or outside the hollow carbon fiber is ap... | 09/25/2007 |
| 7270795 | Method for producing nano-carbon materials A method for producing nano-carbon materials, having a step wherein a starting material comprising one or more kinds of compounds selected from the group consisting saturated hydrocarbons, unsaturated hydrocarbons, saturated cyclic hydrocarbons, and alcohols whose a... | 09/18/2007 |
| 7253442 | Thermal interface material with carbon nanotubes A thermal interface material (40) includes a macromolecular material (32), and a plurality of carbon nanotubes (22) embedded in the macromolecular material uniformly. The thermal interface material includes a first surface (42) and an opp... | 08/07/2007 |
| 7253065 | Self-aligned nanotube field effect transistor and method of fabricating same A self-aligned carbon-nanotube field effect transistor semiconductor device comprises a carbon-nanotube deposited on a substrate, a source and a drain formed at a first end and a second end of the carbon-nanotube, respectively, and a gate formed substantially over a... | 08/07/2007 |
| 7250188 | Depositing metal particles on carbon nanotubes Metal catalyst particles are deposited on carbon nanotubes by preparing a silane solution of a metal catalyst salt, e.g. platinum or ruthenium chloride, immersing an electrically conducting substrate carrying nanotubes in the silane solution to yield a composite str... | 07/31/2007 |
| 7229909 | Integrated circuit chip utilizing dielectric layer having oriented cylindrical voids formed from carbon nanotubes A dielectric in an integrated circuit is formed by creating oriented cylindrical voids in a conventional dielectric material. Preferably, voids are formed by first forming multiple relatively long, thin carbon nanotubes perpendicular to a surface of an integrated ci... | 06/12/2007 |
| 7229747 | Method of making carbon nanotube patterned film or carbon nanotube composite using carbon nanotubes surface-modified with polymerizable moieties Disclosed herein are methods of making a negative pattern of carbon nanotubes or a polymerized carbon nanotube composite having an interpenetrating polymer network (IPN) by modifying the surfaces of the carbon nanotubes with polymerizable functional groups such as o... | 06/12/2007 |
| 7217650 | Metallic nanowire interconnections for integrated circuit fabrication A method for fabricating an electrical interconnect between two or more electrical components. A conductive layer is provided on a substarte and a thin, patterned catalyst array is deposited on an exposed surface of the conductive layer. A gas or vapor of a metallic... | 05/15/2007 |
| 7217404 | Method of transforming carbon nanotubes A method of transforming a carbon single wall nanotube (SWNT) is provided. The method comprises exposing the SWNT to light having a power sufficient to ignite or reconstruct the SWNT such that the SWNT is ignited or reconstructed by the exposure to the light. ... | 05/15/2007 |
| 7214361 | Method for synthesis of carbon nanotubes Carbon nanotubes are formed by chemical vapor deposition using metal nanoparticles as a growth substrate. Control over the size and properties of the carbon nanotubes is achieved by controlling the size of the metal nanoparticles in the growth substrate. The metal n... | 05/08/2007 |
| 7192567 | Precursor soot synthesis of fullerenes and nanotubes without formation of carbonaceous soot The present invention is a method for the synthesis of fullerenes and/or nanotubes from precursor soot without the formation of carbonaceous soot. The method comprises the pyrolysis of a hydrocarbon fuel source by heating the fuel source at a sufficient temperature ... | 03/20/2007 |
| 7169374 | Templated growth of carbon nanotubes A method of growing carbon nanotubes uses a synthesized mesoporous silica template with approximately cylindrical pores being formed therein. The surfaces of the pores are coated with a carbon nanotube precursor, and the template with the surfaces of the pores so-co... | 01/30/2007 |
| 7166325 | Carbon nanotube devices Nanotubes and nanotube-based devices are implemented in a variety of applications. According to an example embodiment of the present invention, a nanotube device is manufactured having a nanotube extending between two conductive elements. In one implementation, each... | 01/23/2007 |
| 7161285 | CNT film and field-emission cold cathode comprising the same A fabrication method for an emitter includes the steps of forming on a glass substrate a CNT film which contains a plurality of carbon nanotubes (CNTs) and constitutes an emitter electrode, forming a gate electrode via an insulating film on the CNT film, forming a p... | 01/09/2007 |
| 7160532 | Carbon nanotube array and method for forming same A method for forming a carbon nanotube array using a metal substrate includes the following steps: providing a metal substrate (11); oxidizing the metal substrate to form an oxidized layer (21) thereon; depositing a catalyst layer (31) on the ox... | 01/09/2007 |
| 7157069 | Apparatuses and processes for synthesis of carbon nanotubes using inverse diffusion flame Disclosed is an apparatus for the combustion synthesis of carbon nanotubes characterized with the combustor having an oxidizing agent inlet, a fuel inlet and an inert gas inlet, such that the inverse diffusion flame occurs within the combustor, thereby producing car... | 01/02/2007 |
| 7157066 | Combustion process for synthesis of carbon nanomaterials from liquid hydrocarbon The present invention provides a combustion apparatus for the production of carbon nanomaterials including fullerenes and fullerenic soot. Most generally the combustion apparatus comprises one or more inlets for introducing an oxygen-containing gas and a hydrocarbon... | 01/02/2007 |
| 7147831 | Carbon nanotube-based device and method for making the same A carbon nanotube-based device includes a substrate (10); a catalyst layer (13) disposed on the substrate, the catalyst layer comprising a number of nano-sized catalyst particles (131), a size of the catalyst particles decreasing along a given d... | 12/12/2006 |
| 7147533 | Method of producing electron emitting device using carbon fiber, electron source and image forming apparatus, and ink for producing carbon fiber The present invention provides a method of producing an electron emitting device using a carbon fiber using a catalyst, capable of preferably growing carbon fibers at a low temperature without the need of a high temperature process for growing the carbon fibers or a... | 12/12/2006 |
| 7138100 | Process for making single-wall carbon nanotubes utilizing refractory particles A continuous gas-phase method for producing single-wall carbon nanotubes at high catalyst productivity and high yield is disclosed. The method involves the use of a novel in-situ formed catalyst to initiate and grow single-wall carbon nanotubes using a carbon-contai... | 11/21/2006 |
| 7135773 | Integrated circuit chip utilizing carbon nanotube composite interconnection vias Conductive paths in an integrated circuit are formed using multiple undifferentiated carbon nanotubes embedded in a conductive metal, which is preferably copper. Preferably, conductive paths include vias running between conductive layers. Preferably, composite vias ... | 11/14/2006 |
| 7125502 | Fibers of aligned single-wall carbon nanotubes and process for making the same The present invention involves fibers of highly aligned single-wall carbon nanotubes and a process for making the same. The present invention provides a method for effectively dispersing single-wall carbon nanotubes. The process for dispersing the single-wall carbon... | 10/24/2006 |
| 7119028 | Surface imprinted films with carbon nanotubes A film surface imprinted with nanometer-sized particles to produce micro- and/or nano-structured electron and hole collecting interfaces, including: at least one substrate; at least one photoabsorbing conjugated polymer (including polybutylthiophene (pbT)) applied o... | 10/10/2006 |
| 6682677 | Spinning, processing, and applications of carbon nanotube filaments, ribbons, and yarns Coagulation spinning produces structures such as fibers, ribbons, and yarns of carbon nanotubes. Stabilization, orientation, and shaping of spun materials are achieved by post-spinning processes. Advantages include the elimination of core-sheath effects d... | 01/27/2004 |
| 6673392 | Method of vertically aligning carbon nanotubes on substrates at low pressure using thermal chemical vapor deposition with DC bias A method of vertically aligning pure carbon nanotubes on a large glass or silicon substrate at a low temperature using a low pressure DC thermal chemical vapor deposition method is provided. In this method, catalytic decomposition with respect to hydro-ca... | 01/06/2004 |
