Of Specified Metal Or Metal Alloy Composition Patents (Class 977/810)
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Patent number: 8415546Abstract: Disclosed is a fabrication method of a metal nanoplate using metal, metal halide or a mixture thereof as a precursor. The single crystalline metal nanoplate is fabricated on a single crystalline substrate by performing heat treatment on a precursor including metal, metal halide or a mixture thereof and placed at a front portion of a reactor and the single crystalline substrate placed at a rear portion of the reactor under an inert gas flowing condition. A noble metal nanoplate of several micrometers in size can be fabricated using a vapor-phase transport process without any catalyst. The fabricated nanoplate is a single crystalline metal nanoplate having high crystallinity, high purity and not having a two-dimensional defect. Morphology and orientation of the metal nanoplate with respect to the substrate can be controlled by controlling a surface direction of the single crystalline substrate. The metal nanoplate of several micrometer size is mass-producible.Type: GrantFiled: September 22, 2009Date of Patent: April 9, 2013Assignee: Korea Advanced Institute of Science and TechnologyInventors: Bongsoo Kim, Youngdong Yoo
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Publication number: 20130085061Abstract: Compositions and methods of preparing a bimetallic alloy having enhanced electrocatalytic properties are provided. The composition comprises a PtNi substrate having a surface layer, a near-surface layer, and an inner layer, where the surface layer comprises a nickel-depleted composition, such that the surface layer comprises a platinum skin having at least one atomic layer of platinum.Type: ApplicationFiled: April 20, 2012Publication date: April 4, 2013Inventors: Vojislav R. Stamenkovic, Chao Wang, Nenad M. Markovic
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Publication number: 20130084339Abstract: The present invention relates to a composition comprising a nanocomposite or nanostructured powder which comprises an aluminium silicate and, distributed on the surface thereof, silver nanoparticles with sizes of less than 50 nm, to its use as a bactericide and to a process for obtaining said composition.Type: ApplicationFiled: April 15, 2011Publication date: April 4, 2013Applicant: CONSEJO SUPERIOR DE INVESTIGACIONES CIENTIFICASInventors: Maria Belen Cabal, Jose S. Moya Corral
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Publication number: 20130075672Abstract: The invention relates to a kit for preparing a conductive element comprising a container A containing a liquid dispersion A?, comprising dispersed nanoparticles having a metallic surface and a ligand capable of binding to said surface; a container B—which may be the same or different as the container A containing the liquid dispersion A?—said container B containing a liquid B? comprising reducible silver ions or other reducible metal ions; and a further container C containing a liquid C? comprising a reducing agent for the metal ions of the liquid from container B.Type: ApplicationFiled: September 28, 2009Publication date: March 28, 2013Inventor: Simona Magdalena Rucareanu
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Patent number: 8404160Abstract: A metallic ink including a vehicle, a multiplicity of copper nanoparticles, and an alcohol. The conductive metallic ink may be deposited on a substrate by methods including inkjet printing and draw-down printing. The ink may be pre-cured and cured to form a conductor on the substrate.Type: GrantFiled: March 31, 2009Date of Patent: March 26, 2013Assignees: Applied Nanotech Holdings, Inc., Ishihara Chemical Co., Ltd.Inventors: Yunjun Li, David Max Roundhill, Xueping Li, Peter B. Laxton, Hidetoshi Arimura, Zvi Yaniv
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Patent number: 8404570Abstract: Graded core/shell semiconductor nanorods and shapped nanorods are disclosed comprising Group II-VI, Group III-V and Group IV semiconductors and methods of making the same. Also disclosed are nanorod barcodes using core/shell nanorods where the core is a semiconductor or metal material, and with or without a shell. Methods of labeling analytes using the nanorod barcodes are also disclosed.Type: GrantFiled: November 3, 2010Date of Patent: March 26, 2013Assignee: The Regents of the University of CaliforniaInventors: A. Paul Alivisatos, Erik C. Scher, Liberato Manna
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Publication number: 20130071839Abstract: In some embodiments, a strand displacement system is provided. Such a system may include a first nucleic acid catalyst molecule; a nucleic acid gate molecule, wherein the first nucleic acid catalyst molecule binds the nucleic acid gate molecule forming a nucleic acid gate-catalyst complex and releases an output molecule; and a nucleic acid sink molecule. The nucleic acid sink molecule sequesters a putative second nucleic acid catalyst, wherein the second nucleic acid catalyst differs from the first nucleic acid catalyst molecule by at least one nucleotide. In some aspects, the first nucleic acid catalyst may include a biomarker of interest or a nucleic acid aptamer which binds an amino acid-based biomarker of interest.Type: ApplicationFiled: September 4, 2012Publication date: March 21, 2013Inventors: Georg Seelig, Barry Lutz
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Publication number: 20130069017Abstract: The present invention provides a noble metal fine particle with a protein adsorbed thereon, including a noble metal fine particle, and a protein adsorbed on a surface of the noble metal fine particle. The protein has an isoelectric point in a range of pH 4.0 to 7.5. An amount of the protein adsorbed is in a range of 3 to 55.1 wt % with respect to a total weight of the noble metal fine particle and the protein. The noble metal fine particle with a protein adsorbed thereon according to the present invention has excellent redispersibility.Type: ApplicationFiled: May 19, 2011Publication date: March 21, 2013Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Ryohei Ogawa, Kiyoshi Miyashita, Masamichi Kezuka
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Publication number: 20130069006Abstract: An oxyhalide luminescent material doped with rare earth containing metal particles is provided. The formula thereof is Re?1-xRe?xOX: yM, in which Re? is the first rare earth element, Re? is the second rare earth element, X is F, Cl or Br, M is metal nanoparticles, x is 0.001-0.15, and y is 5×10?5-2×10?3. A method for producing the luminescent material is also provided. By virtue of metal particles introduced into the oxyhalide luminescent material doped with rare earth and the surface plasma resonance effect of the metal surface, the luminescence intensity of the oxyhalide luminescent material is improved. The good stability, uniform appearance and excellent luminescence intensity of the luminescent material ensure its application in field emission devices. The production method has advantages of simplicity in operating, pollution-free, easy control, less demanding for equipment and suitability for industrialized production.Type: ApplicationFiled: May 27, 2010Publication date: March 21, 2013Inventors: Mingjie Zhou, Jun Liu, Wenbo Ma
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Patent number: 8399751Abstract: The invention relates to imparting photoreactivity to target cells, e.g., retinal cells, by introducing photoresponsive functional abiotic nanosystems (FANs), nanometer-scale semiconductor/metal or semiconductor/semiconductor hetero-junctions that in this case include a photovoltaic effect. The invention further provides methods of making and using FANs, where the hetero-junctions bear surface functionalization that localizes them in cell membranes. Illumination of these hetero-junctions incorporated in cell membranes generates photovoltages that depolarize the membranes, such as those of nerve cells, in which FANs photogenerate action potentials. Incorporating FANs into the cells of a retina with damaged photoreceptor cells reintroduces photoresponsiveness to the retina, so that light creates action potentials that the brain interprets as sight.Type: GrantFiled: June 12, 2008Date of Patent: March 19, 2013Assignee: University of Southern CaliforniaInventors: Siyuan Lu, Anupam Madhukar, Mark S. Humayun
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Publication number: 20130065753Abstract: A nanostructure includes a plurality of metal nanoblades positioned with one edge on a substrate. Each of the plurality of metal nanoblades has a large surface area to mass ratio and a width smaller than a length. A method of storing hydrogen includes coating a plurality of magnesium nanoblades with a hydrogen storage catalyst and storing hydrogen by chemically forming magnesium hydride with the plurality of magnesium nanoblades.Type: ApplicationFiled: September 14, 2012Publication date: March 14, 2013Inventors: Toh-Ming Lu, Gwo-Ching Wang, Fu Tang, Thomas Parker
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Publication number: 20130059725Abstract: This invention concerns a new material with enhanced catalytic properties, produced by mechanical alloying of microbially encapsulated metallic (or zerovalent) nanoparticles with a second metallic component. The bioencapsulation ensures a maximized contact area for molecular restructuring, since the microbial biomass can prevent agglomeration during the mechanical alloying process. The resulting product is a metallic alloy with at least 1% of the material dry weight comprising microbial biomass and with enhanced catalytic properties.Type: ApplicationFiled: May 9, 2011Publication date: March 7, 2013Applicant: BIOREM ENGINEERING SARLInventors: Frederic Lakaye, Wim De Windt
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Publication number: 20130059009Abstract: Disclosed are antigen-specific induced tolerogenic dendritic cells (itDCs) that are produced from combining itDCs with antigen in particulate form, as well as related compositions and methods.Type: ApplicationFiled: April 27, 2012Publication date: March 7, 2013Applicant: Selecta Biosciences, Inc.Inventors: Takashi Kei Kishimoto, Roberto A. Maldonado, Christopher Fraser, David H. Altreuter
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Publication number: 20130059231Abstract: Disclosed is a method for producing a core-shell structured electrocatalyst for a fuel cell. The method includes uniformly supporting nano-sized core particles on a support to obtain a core support, and selectively forming a shell layer only on the surface of the core particles of the core support. According to the method, the core and the shell layer can be formed without the need for a post-treatment process, such as chemical treatment and heat treatment. Further disclosed is a core-shell structured electrocatalyst for a fuel cell produced by the method. The core-shell structured electrocatalyst has a large amount of supported catalyst and exhibits superior catalytic activity and excellent electrochemical properties. Further disclosed is a fuel cell including the core-shell structured electrocatalyst.Type: ApplicationFiled: February 23, 2012Publication date: March 7, 2013Inventors: Seung Jun HWANG, Soo-Kil KIM, Sung Jong YOO, Jong Hyun JANG, Eun Ae CHO, Hyoung-Juhn KIM, Suk-Woo NAM, Tae Hoon LIM
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Patent number: 8389050Abstract: A method of coating an inner surface of a tubular workpiece includes immersing the tubular workpiece lengthwise into a liquid subphase, inserting a first end of a delivery tube into the tubular workpiece so as to bring a distal end surface of the delivery tube to within a predetermined distance from the liquid surface, dispensing a suspension of coating particles into the first delivery tube to form a monolayer of the coating particles on the liquid surface in an area of the liquid surface between the inner surface of the tubular workpiece and an outer surface of the first delivery tube, and withdrawing at least a portion of the tubular workpiece from the liquid subphase so as to form a coating of the coating particles on a portion of the inner surface of the workpiece.Type: GrantFiled: November 21, 2008Date of Patent: March 5, 2013Assignee: Corning IncorporatedInventors: Thomas LaVee Buck, Jia Liu, Natesan Venkataraman
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Publication number: 20130052255Abstract: A system and method for treating human nails afflicted with fungus, discoloration, or which are unusually thick is now disclosed. The system comprises a hydrogel moist pad or pad, a treatment agent comprising a metallic colloidal suspension having antifungal activity in an aqueous environment, and an adhesive for securing the hydrogel and treatment agent to a nail in need of such treatment. A method and regimen for treatment of the nail is also disclosed.Type: ApplicationFiled: May 3, 2011Publication date: February 28, 2013Applicant: Spenco Medical CorporationInventors: Karen Carmody Smith, Sameer Shums
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Publication number: 20130052256Abstract: A system and method for treating human nails afflicted with fungus is now disclosed. The system comprises a hydrogel dressing or pad, a topical agent consisting of a nanosilver treatment agent, a topical carrier in which said treatment agent is dispersed, and an adhesive for securing the hydrogel and treatment agent to a nail in need of such treatment. A kit, method and regimen for treatment of the nail are also disclosed.Type: ApplicationFiled: May 3, 2011Publication date: February 28, 2013Applicant: SPENCO MEDICAL CORPORATIONInventor: Karen Carmody Smith
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Publication number: 20130053239Abstract: Methods of synthesizing platinum-nickel-alloy nanoparticles and supported catalysts comprising the nanoparticles are provided. The methods may comprise forming a reaction mixture in a reaction vessel; heating the reaction mixture sealed in the reaction vessel to a reaction temperature; maintaining the temperature of the reaction vessel for a period of time; cooling the reaction vessel; and removing platinum-alloy nanoparticles from the reaction vessel. The reaction mixture may comprise a platinum precursor, a nickel precursor, a formamide reducing solvent, and optionally a cobalt precursor. In some embodiments the reaction temperature is at or below the boiling point of the formamide reducing solvent, such as from about 120° C. to about 150° C., for example. The platinum-alloy nanoparticles provide favorable electrocatalytic activity when supported on a catalyst support material.Type: ApplicationFiled: October 17, 2012Publication date: February 28, 2013Applicant: GM Global Technology Operations LLCInventor: GM Global Technology Operations LLC
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Publication number: 20130052746Abstract: Organic dyes that are covalently bonded multimers or higher order symmetrical structures where one or more dye units may optionally contain deuterium substitutions are disclosed. The disclosed dyes are particularly useful for optical coatings, new optical nanomaterials, high density storage devices. The structural and optical characteristics of the disclosed dyes provide avenues for increased information-content through surface-enhanced Raman resonance spectroscopy.Type: ApplicationFiled: March 15, 2011Publication date: February 28, 2013Applicant: Purdue Research FoundationInventors: Meiguo Xin, Vincent Jo Davisson
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Publication number: 20130052270Abstract: Disclosed herein is the novel use of a gold nanocluser for ameliorating oxidative stress and/or aging of a cultured cell or a subject having an oxidative stress and/or aging condition mediated by a vascular factor. The gold nanocluster has a particle size ranging from about 0.1 to 20 nm, and preferably is dihydrolipoic acid (DHLA) coated gold nanocluster.Type: ApplicationFiled: August 26, 2011Publication date: February 28, 2013Applicants: CHUNG YUAN CHRISTIAN UNIVERSITY, MACKAY MEMORIAL HOSPITALInventors: Hung-I Yeh, Walter H. Chang, Cheng-An Lin, Hsueh-Hsiao Wang
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Publication number: 20130052638Abstract: There is provided a method for detecting binding of a DNA-binding protein to a target recognition sequence. The method comprises mixing in a reaction buffer a first set of metal nanoparticles, a second set of metal nanoparticles and a DNA-binding protein to form a mixture, and detecting the aggregation state of the mixture of metal nanoparticles. Each set of metal nanoparticles has a conjugated double-stranded DNA molecule having a single-stranded overhang at one end. The single-stranded overhangs of each set of DNA-conjugated metal nanoparticles are complementary to each other such that annealing of the complementary overhangs results in formation of the target recognition sequence that specifically binds the DNA-binding protein. The reaction buffer comprises an ionic species in a concentration sufficient to result in aggregation of the metal nanoparticles upon annealing of the first and second single-stranded overhang.Type: ApplicationFiled: August 24, 2012Publication date: February 28, 2013Applicant: Agency for Science, Technology and ResearchInventors: Yen Nee Tan, Xiaodi Su
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Publication number: 20130045283Abstract: A composition, system and method for modifying an olfactory response to an odorant is disclosed. In some embodiments, the composition includes crystalline metal nanoparticles dispersed in an aqueous medium. The composition is applied to olfactory tissues using a suitable applicator or dispenser. The metal nanoparticles are believed to interact with a G-protein coupled to receptor located in the cilia to moderate (enhance or reduce) sensitivity or ability to smell particular odorants. In accordance with an embodiment of the invention, the composition includes one or more odorants.Type: ApplicationFiled: September 21, 2012Publication date: February 21, 2013Applicant: AUBURN UNIVERSITYInventor: Auburn University
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Publication number: 20130045160Abstract: The present invention relates to water soluble magnetic nanocomposite using an amphiphilic compound. Specifically, the present invention relates to water soluble magnetic nanocomposite which may be not only used as a contrast agent for magnetic resonance imaging (MRI), an intelligent contrast agent for diagnosing cancer characterized by binding a tissue-specific binder ingredient, a drug delivery system for simultaneous diagnosis and treatment by polymerizing or enveloping drugs and binding a tissue-specific binder ingredient, but also used for separating a target substance using magnetism, and a process for preparing the same.Type: ApplicationFiled: August 21, 2012Publication date: February 21, 2013Applicant: Industry-Academic Coorporation Foundation, Yonsei UniversityInventors: Seung-Joo HAM, Jin-Suck SUH, Yong-Min HUH, Ho-Geun YOON, Jae-Moon YANG
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Publication number: 20130045877Abstract: A method of manufacturing a substrate is provided. The method comprises, in some aspects, a) providing a support; b) forming a template by attaching a plurality of polymeric nanoparticles some or all having a core-shell structure to the support, wherein the core comprises a first polymer and the shell comprises a second polymer; and c) forming the metal nanoarray substrate by attaching a plurality of metallic nanoparticles to at least some of the polymeric nanoparticles of the template. A biosensor comprising a substrate manufactured by the method, and a method for the detection of an analyte in a sample by surface enhanced Raman spectroscopy (SERS) is also provided.Type: ApplicationFiled: August 17, 2012Publication date: February 21, 2013Applicant: Agency for Science, Technology and ResearchInventors: Fung Ling Yap, Sivashankar Krishnamoorthy, Praveen Thoniyot, Vignesh Suresh, Sanghamitra Dinda
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Patent number: 8377730Abstract: Provided is a method of manufacturing a sensor structure, where vertically-well-aligned nanotubes are formed and the sensor structure having an excellent performance can be manufactured at the room temperature at low cost by using the nanotubes. The method of manufacturing a sensor structure includes: (a) forming a lower electrode on a substrate; (b) forming an organic template having a pore structure on the lower electrode; (c) forming a metal oxide thin film in the organic template; (d) forming a metal oxide nanotube structure, in which nanotubes are vertically aligned and upper portions thereof are connected to each other, by removing the organic template through a dry etching method; and (e) forming an upper electrode on the upper portions of the nanotubes.Type: GrantFiled: December 28, 2009Date of Patent: February 19, 2013Assignee: Postech Academy-Industry FoundationInventors: Seung Yun Yang, Gumhye Jeon, Hyungjun Kim, Jong Yeog Son, Chang-Soo Lee, Jin Kon Kim, Jinseok Byun
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Publication number: 20130037747Abstract: Aluminate fluorescent materials and preparation methods thereof are provided. The fluorescent materials include a core and a shell coating the core. The core is metal nano particle, the shell is fluorescent powder represented by the following chemical formula: (Ce1-xTbx)MgAl11O19, wherein 0<x?0.7. The aluminate fluorescent materials with high luminous efficiency are not only uniform in the aspect of particle size distribution, but also are stable in the aspect of structure. The preparation methods which have simple technique and low pollution are appropriate to be used in industry.Type: ApplicationFiled: April 30, 2010Publication date: February 14, 2013Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO.,LTDInventors: Mingjie Zhou, Jun Liu, Wenbo Ma
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Publication number: 20130040227Abstract: A Pt—Ni catalyst is provided which demonstrates an unusually high oxygen reduction mass activity. In some embodiments, the Pt—Ni catalyst is a Pt—Ni binary alloy. In some embodiments, the catalyst may be characterized as having a Pt fcc lattice parameter of less than 3.71 Angstroms or 0.371 nm. In some embodiments the catalyst has a Pt fcc lattice parameter of between 3.69 Angstroms (or 0.369 nm) and 3.73 Angstroms (or 0.373 nm). In some embodiments, the catalyst may be characterized as having a composition of close to PtxNi(1-x), where x is between 0.2 and 0.4. In some embodiments the catalyst comprises nanostructured elements comprising microstructured support whiskers bearing a thin film of nanoscopic catalyst particles comprising a catalyst material described above. The catalyst may be particularly useful as a fuel cell catalyst and more specifically as a fuel cell cathode catalyst.Type: ApplicationFiled: April 26, 2011Publication date: February 14, 2013Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Mark K. Debe, George D. Vernstrom, Andrew J. L. Steinbach
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Publication number: 20130040305Abstract: Embodiments herein report compositions, systems and methods for making and using plasmid vectors and nanotube complexes. In certain embodiments, compositions, systems and methods herein include making plasmid vectors having aptamer inserts. In some embodiments, methods disclosed herein may be used to rapidly generate large quantities of plasmid vectors having aptamer inserts directed to a particular target agent. Other aspects concern plasmid constructs associated with organic semiconductors. Yet other aspects concern complexes of nanotubes associated with dsDNA aptamers and tracking molecules.Type: ApplicationFiled: September 24, 2012Publication date: February 14, 2013Inventors: Johnathan L. KIEL, Amanda TIJERINA, Eric A. HOLWITT, Jill PARKER, Mark SLOAN, Melanie WOITASKE, Maomian FAN
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Publication number: 20130034854Abstract: Disclosed herein are antibody-nanoparticle conjugates that include two or more nanoparticles (such as gold, palladium, platinum, silver, copper, nickel, cobalt, iridium, or an alloy of two or more thereof) directly linked to an antibody or fragment thereof through a metal-thiol bond. Methods of making the antibody-nanoparticle conjugates disclosed herein include reacting an arylphosphine-nanoparticle composite with a reduced antibody to produce an antibody-nanoparticle conjugate. Also disclosed herein are methods for detecting a target molecule in a sample that include using an antibody-nanoparticle conjugate (such as the antibody-nanoparticle conjugates described herein) and kits for detecting target molecules utilizing the methods disclosed herein.Type: ApplicationFiled: April 27, 2011Publication date: February 7, 2013Applicant: VENTANA MEDICAL SYSTEMS, INC.Inventors: Julia Ashworth-Sharpe, Chol Steven Yun, Zhanna Zhilina, Adrian E. Murillo, Donald D. Johnson, Michael Farrell, Jerome W. Kosmeder, Christopher Bieniarz
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Publication number: 20130034472Abstract: Catalytic converters and insert materials for catalytic converters comprising metalized nanostructures coated on metal or ceramic honeycomb substrates are described. The nanostructures can be bonded directly to the channel walls of the metal or ceramic honeycomb substrates, and generally extend approximately 0.1 mm into the open pore volume of the substrates. The nanostructured coating can be used to support various catalyst formulations, where the nanostructured coating can provide advantages such as increasing reactivity of the catalysts by providing higher accessible surface area, decreasing light-off temperature through enabling smaller particle size of the catalysts, improving durability and lifetime of the catalysts through increased thermal stability, decreasing costs through reduced amounts of precious metals, and/or functioning as a filter for particulate matter.Type: ApplicationFiled: October 5, 2012Publication date: February 7, 2013Applicant: GONANO TECHNOLOGIES, INC.Inventors: Timothy C. Cantrell, Giancarlo Corti, David N. McIlroy, Murray Grant Norton, Miles F. Beaux, II
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Publication number: 20130030224Abstract: Disclosed is a nano-sized Cu based catalyst and a method of preparing the same including dissolving, in an aqueous solution, a first component comprising a Cu precursor, a second component precursor comprising one or more selected from the group consisting of a transition metal, an alkaline earth metal and a Group IIIb metal, and a third component precursor comprising one or more selected from the group consisting of alumina, silica, silica-alumina, magnesia, titania, zirconia and carbon and then performing stirring; precipitating the stirred mixture solution using Na2CO3 and NaOH to form a catalyst precursor precipitate; and washing and filtering the formed catalyst precursor precipitate. Also a method of preparing alcohol is provided, including reacting hydrogen with carboxylic acid including a single acid or an acid mixture of two or more acids derived from a microorganism fermented solution, using the nano-sized Cu based catalyst.Type: ApplicationFiled: April 21, 2011Publication date: January 31, 2013Applicant: SK INNOVATION CO., LTD.Inventors: Hee Soo Kim, Seong Ho Lee, Young Seek Yoon, Seung Hoon Oh, Young Min Chung, Ok Youn Kim, Hee Jung Jeon
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Publication number: 20130029360Abstract: The present invention relates to a nanoparticle dimer in which Raman-active molecules are located at a binding portion of the nanoparticle dimer, and more particularly, to a core-shell nanoparticle dimer comprising: a gold or silver core having a surface to which oligonucleotides are bonded; and a gold or silver shell covering the core. In addition, the present invention relates to the core-shell nanoparticle dimer, to a method for preparing same, and to the use thereof.Type: ApplicationFiled: December 10, 2010Publication date: January 31, 2013Applicants: SNU R&DB Foundation, Korea Research Institute of Chemical TechnologyInventors: Yung Doug Suh, Jwa Min Nam, Dong Kwon Lim, Ki Seok Jeon
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Publication number: 20130027706Abstract: Technologies are generally described for providing and using a material including: a template molecule; a first cluster of one or more nanoparticles located at a first site on the template molecule; and a second cluster of one or more nanoparticles located at a second site on the template molecule and spaced apart from the first cluster. In some embodiments, the first and second clusters of nanoparticles exhibit a plasmon resonance having a first resonant peak and a second resonant peak.Type: ApplicationFiled: June 21, 2011Publication date: January 31, 2013Inventors: Anjan Kr. Dasgupta, Sarita Roy
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Publication number: 20130029034Abstract: A process for producing silver nanoparticles includes receiving a first mixture comprising a silver salt, an organoamine, a first solvent, and a second solvent; and reacting the first mixture with a reducing agent solution to form organoamine-stabilized silver nanoparticles. The polarity index of the first solvent is less than 3.0, and the polarity index of the second solvent is higher than 3.0. The nanoparticles are more dispersible or soluble in the first solvent.Type: ApplicationFiled: July 28, 2011Publication date: January 31, 2013Applicant: Xerox CorporationInventors: Ping Liu, Yiliang Wu, Sandra J. Gardner, Nan-Xing Hu, Anthony James Wigglesworth
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Patent number: 8361621Abstract: A microwave-sensitive thermoplastic composition that includes a microwave-receptive additive; and a thermoplastic polymer; wherein the microwave-receptive additive is selected from the group consisting of sepiolite clay, molecular sieves formed from ammonium ion salts or hydrogen ion salts, aluminophosphates, silicoaluminophasphates, silicotitanates, organo-modified clays, molecular sieves or zeolites having a caged organic microwave receptive material, and combinations thereof.Type: GrantFiled: May 31, 2007Date of Patent: January 29, 2013Assignee: Dow Global Technologies LLCInventors: Michael Cook, Michael S. Paquette, Robert P. Haley, Jr., Sam Crabtree, Jose Longoria, Saeed Siavoshani, Peter K. Mercure, Shih-Yaw Lai, Ronald G. Van Daele
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Patent number: 8361350Abstract: An ink composition comprises silver nanoparticles, hydrocarbon solvent, and an alcohol co-solvent. The ink composition is suitable for printing conductive lines that are uniform, smooth, and narrow on various substrate surfaces.Type: GrantFiled: December 10, 2008Date of Patent: January 29, 2013Assignee: Xerox CorporationInventors: Yiliang Wu, Ping Liu, Nan Xing Hu
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Patent number: 8362343Abstract: A method of uncoupling mitochondria in a subject including administering nanotubes to the subject in a therapeutically effective amount, wherein the nanotubes are self-rectifying is provided. A method of decreasing reactive oxygen species and decreasing detrimental loading of Ca2+ into mitochondria is provided, including administering a pharmaceutically effective amount of nanotubes into the subject. A method of reducing weight, treating cancer, reducing the effects of traumatic brain injury, or reducing the effects of ageing, in a subject including administering a pharmaceutically effective amount of nanotubes into the subject is also provided.Type: GrantFiled: February 25, 2011Date of Patent: January 29, 2013Assignee: University of Kentucky Research FoundationInventor: Patrick G. Sullivan
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Ultra-Stable Oligonucleotide-Gold And-Silver Nanoparticle Conjugates And Method Of Their Preparation
Publication number: 20130022682Abstract: A method for stabilizing conjugates between macromolecule and nanoparticle by forming a thin reinforcement layer over the surface of a nanoparticle after macromolecule chains have attached to the surface of the nanoparticle. The stabilized conjugates can be used in a wide range of applications such as in vitro diagnostics, in vivo imaging and therapeutics, which need to be conducted under various severe or harsh conditions.Type: ApplicationFiled: April 3, 2012Publication date: January 24, 2013Inventors: Thomas Ming Hung Lee, Kwun Fung Wong, Shea Ping Yip -
Publication number: 20130020526Abstract: Disclosed are water-soluble nanoparticles. The water-soluble nanoparticles are each surrounded by a multifunctional group ligand including an adhesive region, a cross linking region, and a reactive region. In the water-soluble nanoparticles, the cross-linking region of the multifunctional group ligand is cross-linked with another cross-linking region of a neighboring multifunctional group ligand.Type: ApplicationFiled: July 16, 2012Publication date: January 24, 2013Applicant: Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Jin-Woo CHEON, Young-Wook JUN, Jin-Sil CHOI
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Publication number: 20130022870Abstract: An anode active material, an anode including the anode active material, a lithium battery including the anode, and a method of preparing the anode active material. The anode active material includes: a multilayer metal nanotube including: an inner layer; and an outer layer on the inner layer, wherein the inner layer includes a first metal having an atomic number equal to 13 or higher, and the outer layer includes a second metal different from the first metal.Type: ApplicationFiled: July 11, 2012Publication date: January 24, 2013Applicants: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY, SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-man CHOI, Seung-sik HWANG, Moon-seok KWON, Min-sang SONG, Jeong-kuk SHON, Myung-hoon KIM, Han-su KIM, Un-gyu PAIK, Tae-seup SONG
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Patent number: 8357845Abstract: A method of uncoupling mitochondria in a subject including administering nanotubes to the subject in a therapeutically effective amount, wherein the nanotubes are self-rectifying is provided. A method of decreasing reactive oxygen species and decreasing detrimental loading of Ca2+ into mitochondria is provided, including administering a pharmaceutically effective amount of nanotubes into the subject. A method of reducing weight, treating cancer, reducing the effects of traumatic brain injury, or reducing the effects of ageing, in a subject including administering a pharmaceutically effective amount of nanotubes into the subject is also provided.Type: GrantFiled: February 25, 2011Date of Patent: January 22, 2013Assignee: University of Kentucky Research FoundationInventor: Patrick G. Sullivan
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Patent number: 8354037Abstract: To provide a high-frequency magnetic material having a superior radio wave absorption property in a high frequency region and a method of manufacturing the same. The high-frequency magnetic material and the method of manufacturing the same includes a magnetic substance containing metal nanoparticles, the metal nanoparticles are magnetic metals containing at least one kind of Fe, Co, and Ni, an average particle diameter of the metal nanoparticles is equal to or less than 200 nm, first clusters having network-like structures with continuous metal nanoparticles and the average diameter equal to or less than 10 ?m are formed, second clusters having network-like structures with the continuous first clusters and the average diameter equal to or less than 100 ?m are formed, and the entire magnetic substance has a network-like structure with the continuous second clusters.Type: GrantFiled: March 18, 2009Date of Patent: January 15, 2013Assignee: Kabushiki Kaisha ToshibaInventors: Kouichi Harada, Tomohiro Suetsuna, Seiichi Suenaga
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Publication number: 20130010400Abstract: An method of forming a metal foil coated ceramic and a metal foil capacitor is provided in a method of making a metal foil coated ceramic comprising providing a metal foil; applying a ceramic precursor to the metal foil wherein the ceramic precursor comprises at least one susceptor and a high dielectric constant oxide and an organic binder, and sintering the ceramic precursor with a high intensity, high pulse frequency light energy to form the metal foil ceramic.Type: ApplicationFiled: July 5, 2012Publication date: January 10, 2013Applicant: KEMET ELECTRONICS CORPORATIONInventors: John E. McConnell, John Bultitude, Abhijit Gurav
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Patent number: 8349604Abstract: The present invention pertains to a nano-based sensing device (a sensor) comprising a nano-scale working electrode that can be used for the ultra-sensitive detection of blood analytes, disease biomarkers, and other target molecules. The present invention also pertains to a method for detecting target molecules using the sensor as the sensor element of a microfluidic device.Type: GrantFiled: May 11, 2007Date of Patent: January 8, 2013Assignee: University of South FloridaInventors: Shyam S. Mohapatra, Arun Kumar
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Publication number: 20130001478Abstract: Reliable conductive films formed of conductive nanostructures are described. The conductive films have low levels of silver complex ions and show substantially constant sheet resistance following prolonged and intense light exposure.Type: ApplicationFiled: September 7, 2012Publication date: January 3, 2013Applicant: Cambrios Technologies CorporationInventors: Pierre-Marc Allemand, Manfred Heidecker, Teresa Ramos, Frank Wallace
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Publication number: 20130001774Abstract: Providing the conductive paste for the material forming the conductive connecting member without disproportionately located holes (gaps), coarse voids, and cracks, which improves thermal cycle and is excellent in crack resistance and bonding strength.Type: ApplicationFiled: March 18, 2011Publication date: January 3, 2013Applicant: FURUKAWA ELECTRIC CO., LTD.Inventors: Shunji Masumori, Toshiaki Asada, Hidemichi Fujiwara
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Patent number: 8345364Abstract: There is provided an optical limiter device for protecting an object from incident light having a wavelength in the visible, infrared or ultraviolet spectrum. The device comprises a plurality of nanoparticles of a metallic material including free electrons that undergo collective oscillations when exposed to the incident light. The plurality of nanoparticles of the metallic material include a plurality of nanoparticles of a non-spherical particle geometry, which may include a geometry having a plurality of sharp protrusions on a spherical body. The metallic material may include gold, silver, aluminum, indium or copper. The device further comprises a structurally rigid transparent medium in which the plurality of nanoparticles of the metallic material are embedded; and a mechanical support mounting the transparent medium between the incident light and the object.Type: GrantFiled: September 30, 2009Date of Patent: January 1, 2013Assignee: Massachusetts Institute of TechnologyInventors: Vladimir Liberman, Mordechai Rothschild
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Publication number: 20120329636Abstract: The present invention relates to a belt-shaped metal nanostructure in which a wide surface area of catalytically active material can be realized even by a relatively small amount thereof so that it shows an excellent catalytic activity, and a method for preparing same. The belt-shaped metal nanostructure comprises a metal nanobelt containing the first metal and a conductive polymer, in the shape of a belt having a nanoscale thickness, a width larger than the thickness and a length larger than the width; and the second metal coupled to one or both planes of the metal nanobelt defined by said width and length.Type: ApplicationFiled: March 10, 2011Publication date: December 27, 2012Applicant: LG CHEM, LTD.Inventors: Won-Jong Kwon, Gyo-Hyun Hwang, Sang-Uck Lee, Hyuk Kim, Jung-Won Park, Sung-Ho Yoon, Kyung-Hoon Lee
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Publication number: 20120328894Abstract: Embodiments described herein include capped nanoparticles having a nanoparticle core and at least one capping agent including a biochemical constituent of wood or a woody plant or a derivative thereof functionally associated to the nanoparticle core. Some embodiments provide for wood products and wood treatment compositions including such capped nanoparticles, and methods for preparing and using such capped nanoparticles to produce treated wood or treated wood products.Type: ApplicationFiled: June 22, 2011Publication date: December 27, 2012Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLCInventor: Sung-Wei Chen
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Patent number: 8329138Abstract: A nanostructure, being either an Inorganic Fullerene-like (IF) nanostructure or an Inorganic Nanotube (INT), having the formula A1?x-Bx-chalcogenide are described. A being a metal or transition metal or an alloy of metals and/or transition metals, B being a metal or transition metal B different from that of A and x being ?0.3. A process for their manufacture and their use for modifying the electronic character of A-chalcogenide are described.Type: GrantFiled: March 10, 2010Date of Patent: December 11, 2012Assignee: Yeda Research and Development Company Ltd.Inventors: Reshef Tenne, Francis Leonard Deepak, Hagai Cohen, Sidney R. Cohen, Rita Rosentsveig, Lena Yadgarov