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US20080226536 |
METHOD AND APPARATUS FOR PRODUCING SINGLE-WALL CARBON NANOTUBES
The invention relates to a method for producing single-wall carbon nanotubes. The method of the invention comprises the steps of (a) providing a plasma torch having a plasma tube with a... |
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US20100282668 |
FUSED NANOSTRUCTURE MATERIAL
Disclosed herein is a nanostructured material comprising carbon nanotubes fused together to form a three-dimensional structure. Methods of making the nanostructured material are also disclosed.... |
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US20050002851 |
Carbon nanotube particulates, compositions and use thereof
A method for making carbon nanotube particulates involves providing a catalyst comprising catalytic metals, such as iron and molybdenum or metals from Group VIB or Group VIIIB elements, on a... |
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US20080107588 |
Method of producing single-walled carbon nanotubes
A method of producing a carbon nanotube product comprising a catalytic particle and carbon nanotubes deposited thereon. The catalytic particles preferably contain Co or Ni metal from Group VIII,... |
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US20070248767 |
METHOD OF SELF-CLEANING OF CARBON-BASED FILM
A method of self-cleaning a plasma reactor upon depositing a carbon-based film on a substrate a pre-selected number of times, includes: (i) exciting oxygen gas and/or nitrogen oxide gas to... |
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US20060263289 |
METAL OXIDE RESISTIVE MEMORY AND METHOD OF FABRICATING THE SAME
Disclosed is a metal-metal oxide resistive memory device including a lower conductive layer pattern disposed in a substrate. An insulation layer is formed over the substrate, including a contact... |
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US20090180946 |
FIBER CONTAINING CARBON, SUBSTRATE AND ELECTRON EMISSION DEVICE USING FIBER CONTAINING CARBON, ELECTRON SOURCE USING THE ELECTRON EMISSION DEVICE, DISPLAY PANEL USING THE ELECTRON SOURCE, AND INFORMATION DISPLAYING/PLAYING APPARATUS USING THE DISPLAY PANEL, AND A METHOD OF MANUFACTURING THEREOF
The invention provides a fiber containing carbon which is less deteriorated in terms of electron emission characteristic, is excellent in terms of reproducibility, and can in addition be formed at... |
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US20060062715 |
Ultrathin carbon fibers
An ultrathin carbon fiber having two or more tubular graphene sheets layered is disclosed. The tubular graphene sheets has a polygonal cross section in a direction substantially orthogonal to the... |
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US20150017087 |
CARBON FIBER AND CATALYST FOR MANUFACTURE OF CARBON FIBER
Carbon fibers containing at least one element (I) selected from the group consisting of Fe, Co and Ni, at least one element (II) selected from the group consisting of Sc, Ti, V, Cr, Mn, Cu, Y, Zr,... |
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US20110212016 |
Supported Catalysts for Synthesizing Carbon Nanotubes, Method for Preparing the Same, and Carbon Nanotubes Made Using the Same
The present invention provides a supported catalyst for synthesizing carbon nanotubes. The supported catalyst includes a metal catalyst supported on a supporting body and a water-soluble polymer,... |
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US20060078489 |
Synthesis of small and narrow diameter distributed carbon single walled nanotubes
Method and processes for synthesizing single-wall carbon nanotubes is provided. A carbon precursor gas is contacted with metal deposited on a support material. The metal catalysts are preferably... |
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US20070003472 |
ELECTRON EMITTING COMPOSITE BASED ON REGULATED NANO-STRUCTURES AND A COLD ELECTRON SOURCE USING THE COMPOSITE
A field emission electron source includes a substrate, a first conductive electrode terminated to provide electrons, an emitting composite layer for emitting electrons, and a second electrode... |
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US20060057055 |
Rhenium catalysts and methods for production of single-walled carbon nanotubes
The present invention is a method and catalyst for selectively producing single-walled carbon nanotubes. The catalyst comprises rhenium and a Group VIII transition metal, for example Co, which is... |
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US20120134910 |
METHOD AND APPARATUS FOR SYNTHESIZING FILAMENTARY STRUCTURES
Method and apparatus for producing filamentary structures. The structures include single-walled nanotubes. The method includes combusting hydrocarbon fuel and oxygen to establish a non-sooting... |
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US20080233284 |
Bottom-Up Electrospinning Devices, and Nanofibers Prepared by Using the Same
A conventional electrospinning devices is problematic in that it is unable to mass-produce a nanofiber web and the quality of a produced nanofiber web is poor. To solve the above problem, the... |
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US20090275696 |
Vapor Grown Carbon Fiber, and Production Method and Use Thereof
A producing method of a carbon fiber by spraying a raw material solution containing a carbon source and a transition metallic compound into a reaction zone and subjecting the raw material solution... |
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US20050151126 |
Methods of producing carbon nanotubes using peptide or nucleic acid micropatterning
The methods, apparatus and systems disclosed herein concern ordered arrays of carbon nanotubes. In particular embodiments of the invention, the nanotube arrays are formed by a method comprising... |
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US20140093728 |
CARBON NANOSTRUCTURES AND METHODS OF MAKING THE SAME
A carbon nanostructure that is free of a growth substrate can include a plurality of carbon nanotubes that are branched, crosslinked, and share common walls with one another. The carbon... |
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US20060233692 |
Nanotube/metal substrate composites and methods for producing such composites
Carbon nanotubes are grown directly on metal substrates using chemical vapor deposition. Metal substrates are comprised of catalysts which facilitate or promote the growth of carbon nanotubes. The... |
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US20070020167 |
Method of preparing catalyst for manufacturing carbon nanotubes
A novel method of forming catalyst particles, on which carbon nanotubes grow based, on a substrate with increased uniformity, and a method of synthesizing carbon nanotubes having improved... |
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US20050238810 |
Nanotube/metal substrate composites and methods for producing such composites
Carbon nanotubes are grown directly on metal substrates using chemical vapor deposition. Metal substrates are comprised of catalysts which facilitate or promote the growth of carbon nanotubes. The... |
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US20140037525 |
FILTER AND PROCESS OF USE TO PRODUCE CARBON NANOTUBES FROM AUTOMOTIVE EXHAUSTS
We disclose a novel filter and process that converts the wastes in automotive exhausts into carbon nanotubes. The filter surface is composed of iron of similar catalyst. The filter is placed along... |
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US20050276743 |
Method for fabrication of porous metal templates and growth of carbon nanotubes and utilization thereof
The present invention relates to controlled growth of carbon nanotube (CNT) arrays via chemical vapor deposition (CVD) using novel porous anodic aluminum oxide (AAO) templates, which have been... |
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US20070237706 |
Embedded nanoparticle films and method for their formation in selective areas on a surface
The invention is directed to a method of positioning nanoparticles on a patterned substrate. The method comprises providing a patterned substrate with selectively positioned recesses, and applying... |
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US20150064092 |
METHODS AND REACTORS FOR PRODUCING SOLID CARBON NANOTUBES, SOLID CARBON CLUSTERS, AND FORESTS
Methods of producing fibrous solid carbon forests include reacting carbon oxides with gaseous reducing agents in the presence of a catalyst having a predetermined grain size to cause growth of... |
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US20110195013 |
Supported Catalyst for Synthesizing Carbon Nanotubes, Method for Preparing the Same and Carbon Nanotubes Made Using the Same
The present invention provides a supported catalyst for synthesizing carbon nanotubes. The supported catalyst includes a metal catalyst supported on a supporting body, and the supported catalyst... |
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US20080305028 |
Integrated processes for generating carbon monoxide for carbon nanomaterial production
The integrated processes of the dry reforming or partial oxidation upstream of the carbon nanotube-producing reactor are described allowing the carbon monoxide to be produced on an as-needed... |
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US20070116631 |
Arrays of long carbon nanotubes for fiber spinning
An array of long carbon nanotubes (i.e. an array where the average length of the nanotubes is greater than 0.5 millimeters) is prepared by exposing a supported catalyst at elevated temperature to... |
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US20080226537 |
Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiber
A fine carbon fiber having an outer diameter of about 1 to about 80 nm and an aspect ratio of 10 to 30,000, comprising a hollow center portion and a multi-layer sheath structure of a plurality of... |
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US20060228288 |
Carbon nanotube with a graphitic outer layer: process and application
A method for manufacturing carbon nanotubes with an integrally attached outer graphitic layer is disclosed. The graphitic layer improves the ability to handle and manipulate the nanometer size... |
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US20050025695 |
Catalyst and process to produce nanocarbon materials in high yield and at high selectivity at reduced reaction temperatures
A carbon nanofiber system is synthesized with very high purity (above 95%), selectivity of the carbon morphology, and exceptionally high yield. A custom made catalyst with a particle size of ≦10... |
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US20110229402 |
CARBON NANOFIBERS AND PROCEDURE FOR OBTAINING SAID NANOFIBERS
The object of the present invention is carbon nanofibers mainly characterized by their high specific volume of mesopores, their high gas adsorption capacity and presenting a graphitic hollow... |
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US20060111005 |
Nanorods and other materials from condensed phase conversion and growth instead of from vapor
Compositions, systems and methods are described for condensed phase conversion and growth of nanorods and other materials. A composition includes a plurality of nanorods that define a local... |
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US20090136413 |
Method for enhanced synthesis of carbon nanostructures
A method of significantly improving carbon nanotube or carbon nanofiber yield from catalytic chemical vapor deposition of a carbon-containing gas comprising at least one hydrocarbon with the... |
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US20070053824 |
METHOD OF FORMING CARBON NANOTUBES
Provided is a method of forming carbon nanotubes. The method includes modifying the surfaces of catalyst nano particles using a surface modifying agent containing silicon such as... |
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US20050214197 |
Methods for producing and using catalytic substrates for carbon nanotube growth
A catalyst material for carbon nanotube synthesis includes a uniform dispersion of host particles on a substrate. The host particles themselves include catalyst nanoparticles that are effective to... |
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US20050042163 |
Metal loaded carbon filaments
Metal loaded carbon filaments and a process for making the same are provided. This process includes forming metal on carbon filaments produced from at least one carbon-containing compound, e.g.,... |
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US20120149551 |
TWO-LAYER CATALYST, PROCESS FOR PREPARING SAME AND USE FOR THE MANUFACTURE OF NANOTUBES
A catalyst material for preparing nanotubes, especially carbon nanotubes, said material being in the form of solid particles, said particles including a porous substrate supporting two superposed... |
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US20100226848 |
Catalyst for Carbon Nanostructure Growth, Process for Producing Carbon Nanostructure, Raw-Material Gas and Carrier Gas for Producing the Same, and Apparatus for Producing the Same
It is the purpose of this invention to present a process for producing carbon nanostructure in which the mechanism of continuous carbon nanostructure growth can be optimized and a high-quality... |
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US20060067872 |
Method of preparing catalyst base for manufacturing carbon nanotubes and method of manufacturing carbon nanotubes employing the same
A novel method of forming a catalyst base that can control the growth density of carbon nanotubes and increase the uniformity of the carbon nanotubes and a method of synthesizing carbon nanotubes... |
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US20090131245 |
CONTROLLED AND SELECTIVE FORMATION OF CATALYST NANAOPARTICLES
A method for forming catalyst nanoparticles on a substrate and a method for forming elongate nanostructures on a substrate using the nanoparticles as a catalyst are provided. The methods may... |
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US20060141153 |
Method for making carbon nanotubes
A method for forming a carbon nanotube (5) on an electroconductive member (2). A catalytic layer (3) including a metal or alloy that serves as a catalyst for growing the carbon nanotube is formed... |
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US20060078680 |
Method for forming a carbon nanotube and a plasma CVD apparatus for carrying out the method
In forming a carbon nanotube on the surface of a substrate surface by the plasma CVD method in accordance with the prior art, since the substrate is heated by plasma, it is difficult to suitably... |
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US20060013757 |
Process for processing carbon material
This invention relates to a process for the preparation of fibrous carbon which comprises contacting a metallic catalyst with a carbon-containing gas at elevated temperature, characterized in that... |
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US20130171054 |
Supported Catalyst for Synthesizing Multi-Wall Carbon Nanotubes and Method for Preparing the Same
A supported catalyst for synthesizing multi-walled carbon nanotubes includes a supporting body and a metal catalyst including Fe, Co, and Mn in a mole ratio according to Equation (1):... |
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US20120237436 |
Catalyst For The Growth Of Carbon Single-Walled Nanotubes
Methods and processes for synthesizing single-wall carbon nanotubes are provided. A carbon precursor gas is contacted with metal catalysts deposited on a support material. The metal catalysts are... |
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US20110104490 |
CARBON FIBER AND CATALYST FOR PRODUCTION OF CARBON FIBER
A catalyst for production of a carbon fiber is obtained by dissolving or dispersing [I] a compound containing Fe element; [II] a compound containing Co element; [III] a compound containing at... |
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US20080247938 |
Process of growing carbon nanotubes directly on carbon fiber
A process for growing a carbon nanotube directly on a carbon fiber includes at least the steps of depositing a metallic film of at least 1 nm in thickness on at least one surface of a flake-shaped... |
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US20160039677 |
DIRECT COMBUSTION HEATING
An electrode includes a network of compressed interconnected nanostructured carbon particles such as carbon nanotubes. Some nanostructured carbon particles of the network are in electrical contact... |
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US20060212974 |
Carbon nanotube device and manufacturing method of the same
After forming an opening, a resist film is formed on the entire surface and a resist pattern is formed by patterning the resist film. The shape of the resist pattern is such that it covers one... |