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US20060233694 |
Nanotubes having controlled characteristics and methods of manufacture thereof
A method of forming a plurality of nanotubes is disclosed. Particularly, a substrate may be provided and a plurality of recesses may be formed therein. Further, a plurality of nanotubes may be... |
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US20140140916 |
System for producing carbon nanotubes from combustion engine exhausts
A filtration system that uses a filter to convert wastes in automotive exhausts into carbon nanotubes is disclosed. Metallic salts, such as iron salts, may be mixed with diesel fuel by way of... |
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US20120171106 |
CARBON NANOTUBE GROWTH VIA CHEMICAL VAPOR DEPOSITION USING A CATALYTIC TRANSMEMBRANE TO SEPARATE FEEDSTOCK AND GROWTH CHAMBERS
A system and method for growing nanotubes out of carbon and other materials using CVD uses a catalytic transmembrane to separate a feedstock chamber from a growth chamber and provide catalytic... |
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US20140272137 |
Method for Growth of Vertically Aligned Carbon Nanotubes on Diamond Substrates
Method of growing carbon nanotubes which are substantially vertically aligned on a diamond-based substrate via a chemical vapor deposition system utilizing an iron-based catalyst is disclosed. |
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US20080131352 |
BUNDLE OF LONG THIN CARBON STRUCTURES, MANUFACTURING METHOD THEREOF, AND ELECTRONIC DEVICE
In the bundle of long thin carbon structures of the present invention, end parts of the bundle are interconnected in a carbon network. The interconnected end parts form a flat surface. By this, an... |
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US20070014714 |
Method of growing single-walled carbon nanotubes
A method of growing single-walled carbon nanotubes. The method may include supplying at least one of an oxidant and an etchant into a vacuum chamber and supplying a source gas into the vacuum... |
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US20090023853 |
METHOD FOR MANUFACTURING AGGREGATES OF FINE CARBON FIBERS
Disclosed is a method for manufacturing fine carbon fibers' aggregates having a median diameter of not more than 30 μm, which comprises a pulverization step where a composition which includes (a)... |
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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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US20070243326 |
Synthesis of single-walled carbon nanotubes
Systems and methods for synthesizing ultra long carbon nanotubes comprising one or more metal underlayer platforms that allow the nanotube to grow freely suspended from the substrate. A modified... |
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US20060013758 |
Method of selecting structure of carbon nanotube through photoirradiation
A method for selectively obtaining carbon nanotubes having specific structures by selectively obtaining carbon nanotubes having structures different from the structures of the carbon nanotubes to... |
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US20130058859 |
SYSTEMS AND METHODS RELATED TO THE FORMATION OF CARBON-BASED NANOSTRUCTURES
Systems and methods for the formation of carbon-based nanostructures are generally described. In some embodiments, the nanostructures may be formed on a nanopositor. The nanopositor can comprise,... |
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US20140134093 |
ALKYNE-ASSISTED NANOSTRUCTURE GROWTH
The present invention relates to the formation and processing of nanostructures including nanotubes. Some embodiments provide processes for nanostructure growth using relatively mild conditions... |
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US20060034747 |
Furnace for the manufacture of carbon fibers, and a procedure for obtaining fibers using the furnace
A furnace for the manufacture of carbon fibers comprising a set of reaction tubes and an auxiliary installation required for its operation. There is also disclosed a procedure for manufacture of... |
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US20060008408 |
Fibrous nano-carbon and preparation method thereof
This invention relates to fibrous nanocarbons, especially to ladder-structured and pair-structured fibrous nanocarbons, and the preparation thereof. Specifically, the fibrous nanocarbons of this... |
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US20140120029 |
Trekking Atom Nanotube Growth
Disclosed is a trekking atom nanotube growth technology capable of continuously growing long, high quality nanotubes. This patent application is a Continuation In Part of the Proximate Atom... |
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US20140329085 |
NOVEL SECONDARY STRUCTURE OF CARBON NANOSTRUCTURE, BUNDLE THEREOF AND COMPOSITE COMPRISING SAME
The present invention relates to a novel secondary structure of carbon nanostructures, a bundle thereof and a composite comprising the same. The secondary structure according to the present... |
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US20140120028 |
Proximate atom nanotube growth
Disclosed is a proximate atom nanotube growth technology capable of continuously growing long, high quality nanotubes. The current invention represents a departure from chemical vapor deposition... |
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US20080089829 |
In-situ back-contact formation and site-selective assembly of highly aligned carbon nanotubes
Controllably aligned carbon nanotubes are grown, without the use of a predeposition catalyst, on electrically conducting templates that form an electrical contact with the nanotubes. The method... |
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US20150093576 |
Carbon Nanotubes and Method for Preparing the Same
Disclosed herein are carbon nanotubes and a method of manufacturing the same. The carbon nanotubes include at least one element selected from aluminum (Al), magnesium (Mg) and silicon (Si) and at... |
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US20090214411 |
METHOD OF SELECTIVELY ELIMINATING METALLIC CARBON NANOTUBES, SEMICONDUCTING CARBON NANOTUBES AND PREPARATION METHOD THEREOF USING THE SAME
Metallic carbon nanotubes (“CNTs”) may be selectively eliminated and semiconducting CNTs may be prepared using light-irradiation. The light provided by the light-irradiation may have a wavelength... |
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US20150209763 |
CATALYST FOR PREPARING CHIRAL SELECTIVE AND CONDUCTIVE SELECTIVE SINGLE-WALLED CARBON NANOTUBE, PREPARATION METHOD AND APPLICATION THEREOF
It relates to a type of catalysts for preparation of chirality-selective and conductivity-selective single-walled carbon nanotubes. The catalysts have chemical compositions of ABy, wherein A is... |
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US20070092431 |
Methods for growing and harvesting carbon nanotubes
A method for directly growing carbon nanotubes, and in particular single-walled carbon nanotubes on a flat substrate, such as a silicon wafer, and subsequently transferring the nanotubes onto the... |
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US20150147261 |
CARBONACEOUS FEEDSTOCKS FOR FORMING CARBON ALLOTROPES
Methods and systems are provided for forming carbon allotropes. An exemplary method includes treating a carbonaceous compound to form a feedstock that includes at least about 10 mol % oxygen, at... |
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US20090220408 |
METHOD OF CUTTING CARBON NANOTUBES AND CARBON NANOTUBES PREPARED BY THE SAME
A method of cutting carbon nanotubes and carbon nanotubes prepared by the same are disclosed. The cutting method includes preparing a π-stacking complex including a doping metal, a non-polar... |
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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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US20140065055 |
METHOD FOR PRODUCING CARBON MICRO- AND NANO-COILS USING SULFUR HEXAFLUORIDE GAS
The present invention relates to a method for producing carbon micro- and nano-coils using sulfur hexafluoride gas, wherein the carbon micro- and nano-coils are synthesized and grown on a ceramic... |
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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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US20080159944 |
Carbon Nanotubes Mass Fabrication System and Mass Fabrication Method
Disclosed herein is a mass production system and method of synthesized carbon nanotubes. The system is configured to completely open the reaction chamber to an outside during synthesis of the... |
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US20140212353 |
AUGMENTED REACTOR FOR CHEMICAL VAPOR DEPOSITION OF ULTRA-LONG CARBON NANOTUBES
Apparatus to produce carbon nanotubes (CNTs) of arbitrary length using a chemical vapor deposition (CVD) process reactor furnace is described, where the CNTs are grown axially along a portion of... |
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US20120148475 |
AUGMENTED REACTOR FOR CHEMICAL VAPOR DEPOSITION OF ULTRA-LONG CARBON NANOTUBES
Apparatus to produce carbon nanotubes (CNTs) of arbitrary length using a chemical vapor deposition (CVD) process reactor furnace is described, where the CNTs are grown axially along a portion of... |
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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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US20140227481 |
STRUCTURE FOR FORMING CARBON NANOFIBER, CARBON NANOFIBER STRUCTURE AND METHOD FOR PRODUCING SAME, AND CARBON NANOFIBER ELECTRODE
Provided is a structure for forming carbon nanofiber, including a base material containing an oxygen ion-conductive oxide, and a metal catalyst that is provided on one surface side of the base... |
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US20120148476 |
METHOD FOR PRODUCING CARBON NANOTUBE ASSEMBLY HAVING HIGH SPECIFIC SURFACE AREA
Disclosed is a method for continuously and stably producing a CNT assembly having a high specific surface area in a catalyst activating substance-containing, high-carbon-concentration environment.... |
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US20130207026 |
Highly Conductive Carbon Nanotube Having Bundle Moieties With Ultra-Low Bulk Density and Its Manufacturing Method
The present invention relates to a highly conductive carbon nanotube having bundle moieties with ultra low apparent density less than 0.01 g/cc. More specifically, this invention relates to a... |
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US20060231381 |
GROWTH OF AND DEFECT REDUCTION IN NANOSCALE MATERIALS
Methods by which the growth of a nanostructure may be precisely controlled by an electrical current are described here. In one embodiment, an interior nanostructure is grown to a predetermined... |
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US20110165058 |
Growth of Single-walled Carbon Nanotubes
A method for synthesizing carbon nanotubes having a narrow distribution of diameter and/or chirality is presented. The method comprises providing catalyst particles to a reactor for synthesizing... |
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US20090324484 |
Effect Of Hydrocarbon And Transport Gas Feedstock On Efficiency And Quality Of Grown Single-Walled Nanotubes
Methods and processes for synthesizing high quality carbon single-walled nanotubes (SWNTs) are provided. The method provides the means for optimization of amount of carbon precursor and transport... |
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US20080170982 |
Fabrication and Application of Nanofiber Ribbons and Sheets and Twisted and Non-Twisted Nanofiber Yarns
The present invention is directed to methods of making nanofiber yarns. In some embodiments, the nanotube yarns comprise carbon nanotubes. Particularly, such carbon nanotube yarns of the present... |
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US20070020168 |
Synthesis of long and well-aligned carbon nanotubes
A process for growth of a lawn of aligned carbon nanotubes is described. The nanotubes are useful for cold cathode flat panel display, composites reinforcement and damping treatment. |
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US20050019245 |
Continuous production of carbon nanotubes and fullerenes
A method and a device for production of fullerene-related carbon nanotubes and fullerenes in direct current arc discharge between two graphite electrodes are disclosed. Two features distinctive... |
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US20110003151 |
FINE CARBON FIBER, FINE SHORT CARBON FIBER, AND MANUFACTURING METHOD FOR SAID FIBERS
A novel fine carbon fiber is produced by vapor growth, in which a graphite-net plane consisting of carbon atoms alone forms a temple-bell-shaped structural unit comprising closed head-top part and... |
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US20090246116 |
Process for manufacturing single-wall carbon nanotubes
A process for manufacturing single-wall and multiwall carbon nanotubes, comprising the stage of ablation by pulsed electronic beams of a graphite target that contains metallic catalysts. |
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US20130287674 |
PROCESS FOR PRODUCTION OF CARBON NANOTUBE
The present invention relates to a method for producing carbon nanotubes, comprising a synthesis step of synthesizing carbon nanotubes on a support on which a catalyst is supported by flowing a... |
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US20130084235 |
CARBON NANOTUBE DEVICE, PROCESS FOR PRODUCTION OF CARBON NANOTUBE, AND DEVICE FOR PRODUCTION OF CARBON NANOTUBE
A new carbon nanotube device is provided. The carbon nanotube device has first carbon nanotubes and second carbon nanotubes that are different from each other in property. The carbon nanotube... |
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US20080199389 |
Method and device for producing carbon nanotubes
Methods and devices for producing carbon nanotubes are disclosed herein. These methods and devices are based on chemical vapor deposition (CVD) in an open environment under atmospheric pressure,... |
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US20080156733 |
Materials Based on Tangled Nanotubes or Nanofibres, Preparation Method Thereof and Use of Same
A method of preparing a solid material based on tangled nanotubes and/or nanofibres, includes a step of growing carbon nanofibres and/or nanotubes with restraint in a contained reactor; and the... |
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US20120149824 |
CARBON NANOTUBE AGGLOMERATE
The invention relates to a method for producing carbon nanotubes in the agglomerated form and thus obtained novel carbon nanotube agglomerates. |
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US20120141355 |
Methods and catalysts for the manufacture of carbon fibrils
An improved catalyst for producing carbon fibrils is made by incorporating an effective yield-enhancing amount of a carboxylate into a fibril-forming catalyst. Alternatively, such a catalyst is... |
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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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US20050046322 |
Carbon-nano tube structure, method of manufacturing the same, and field emitter and display device each adopting the same
A carbon-nano tube (CNT) structure comprises a substrate and a plurality of CNTs, each CNT comprising a plurality of first CNTs grown perpendicular to the substrate and a plurality of second CNTs... |