Of Specified Ceramic Or Electrically Insulating Compositions Patents (Class 977/831)
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Patent number: 12255021Abstract: A multilayer electronic component includes: a body including dielectric layers and a plurality of first and second internal electrodes alternately disposed with respective dielectric layers interposed; and external electrodes disposed on the body, wherein the body includes a capacitance formation portion forming capacitance by including the first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween and margin portions formed on opposite side surfaces of the capacitance formation portion, respectively, the dielectric layer and the margin portion include a BaTiO3-based main component, and the margin portion includes an oxide including Zn as a first accessory component and includes Zn in an amount of 0.5 mol % or more and less than 1.5 mol % based on 100 mol % of Ti included in the margin portion.Type: GrantFiled: November 28, 2022Date of Patent: March 18, 2025Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyung Sik Kim, Si Taek Park, Min Young Choi, Jae Sung Park
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Patent number: 8999369Abstract: Methods and devices relating to polymer-bioceramic composite implantable medical devices, such as stents are disclosed. A suspension solution is formed including a fluid, a biodegradable polymer, and bioceramic particles. The biodegradable polymer and particles are precipitated from the suspension to form a mixture. A composite is formed by combining the mixture with another polymer and a scaffolding is formed from the composite.Type: GrantFiled: August 7, 2013Date of Patent: April 7, 2015Assignee: Abbott Cardiovascular Systems Inc.Inventors: David C. Gale, Yunbing Wang, Syed Faiyaz Ahmed Hossainy, Bin Huang, Garth L. Wilkes, Vincent J. Gueriguian
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Patent number: 8840803Abstract: A nanocomposite fluid includes a fluid medium; and a nanoparticle composition comprising nanoparticles which are electrically insulating and thermally conductive. A method of making the nanocomposite fluid includes forming boron nitride nanoparticles; dispersing the boron nitride nanoparticles in a solvent; combining the boron nitride nanoparticles and a fluid medium; and removing the solvent.Type: GrantFiled: February 2, 2012Date of Patent: September 23, 2014Assignee: Baker Hughes IncorporatedInventors: Oleg A. Mazyar, Ashley Leonard, Joshua C. Falkner
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Patent number: 8647894Abstract: A method for depositing graphene is provided. The method includes depositing a layer of non-conducting amorphous carbon over a surface of a substrate and depositing a transition metal in a pattern over the amorphous carbon. The substrate is annealed at a temperature below 500° C., where the annealing converts the non-conducting amorphous carbon disposed under the transition metal to conducting amorphous carbon. A portion of the pattern of the transition metal is removed from the surface of the substrate to expose the conducting amorphous carbon.Type: GrantFiled: December 26, 2012Date of Patent: February 11, 2014Assignee: Intermolecular, Inc.Inventors: Sandip Niyogi, Sean Barstow
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Patent number: 8647814Abstract: Method for nanopatterning of inorganic materials, such as ceramic (e.g. metal oxide) materials, and organic materials, such as polymer materials, on a variety of substrates to form nanopatterns and/or nanostructures with control of dimensions and location, all without the need for etching the materials and without the need for re-alignment between multiple patterning steps in forming nanostructures, such as heterostructures comprising multiple materials. The method involves patterning a resist-coated substrate using electron beam lithography, removing a portion of the resist to provide a patterned resist-coated substrate, and spin coating the patterned resist-coated substrate with a liquid precursor, such as a sol precursor, of the inorganic or organic material. The remaining resist is removed and the spin coated substrate is heated at an elevated temperature to crystallize the deposited precursor material.Type: GrantFiled: May 23, 2007Date of Patent: February 11, 2014Assignee: Northwestern UniversityInventors: Vinayak P. Dravid, Suresh K. Donthu, Zixiao Pan
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Publication number: 20130342921Abstract: An optical component, for example a lens, integrally formed of a nano/nano class nanocomposite optical ceramic (NNCOC) material. The constituent nanograin materials of the NNCOC material are selected to tailor the thermal and optical properties of the lens so as to provide a lens with a substantially constant focal length over an operating temperature range and/or an optical system in which the image position does not change appreciably over the operating temperature range.Type: ApplicationFiled: February 3, 2012Publication date: December 26, 2013Applicant: Raytheon CompanyInventors: Wayne L. Sunne, Jacob A. Hanson, Eric C. Fest, Ronald L. Roncone
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Patent number: 8609565Abstract: The present invention provides a proton conducting thin film having a dense nanometric ceramic material with a relative density of at least about 90% and a grain size of less than about 30 nm, wherein the proton conducting thin film is capable of operating at temperatures of less than about 100° C. in the presence of water vapor. The present invention also provides an electrochemical device using the proton conducting thin film, and a method of making the proton conducting thin film.Type: GrantFiled: March 20, 2008Date of Patent: December 17, 2013Assignee: The Regents of the University of CaliforniaInventors: Zuhair A. Munir, Sangtae Kim, Umberto Anselmi-Tamburini, Manfred Martin
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Patent number: 8546285Abstract: The present invention provides a nanostructured composite material of ?-alumina-doped zirconia stabilised with cerium oxide and zirconia-doped ?-alumina, the process for obtaining it and the applications thereof, such as knee prostheses, hip prostheses, dental implants, mechanical components for pumps, alkaline batteries, ceramic components for stereotactic neurology, cutting tools, etc.Type: GrantFiled: July 23, 2010Date of Patent: October 1, 2013Assignee: Consejo Superior De Investigaciones Cientificas (CSIC)Inventors: Ramón Torrecillas San Millan, Luis Antonio Díaz Rodríguez
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Publication number: 20130200299Abstract: A nanocomposite fluid includes a fluid medium; and a nanoparticle composition comprising nanoparticles which are electrically insulating and thermally conductive. A method of making the nanocomposite fluid includes forming boron nitride nanoparticles; dispersing the boron nitride nanoparticles in a solvent; combining the boron nitride nanoparticles and a fluid medium; and removing the solvent.Type: ApplicationFiled: February 2, 2012Publication date: August 8, 2013Applicant: Baker Hughes IncorporatedInventors: Oleg A. Mazyar, Ashley Leonard, Joshua C. Falkner
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Publication number: 20130130133Abstract: A fuel cell membrane and a method of making the same. The membrane includes at least one non-reinforced layer and at least one reinforced layer. Both layers include a proton-conductive ionomer, while the reinforced layer additionally includes nanofiber-supported catalyst that improve mechanical and chemical durability of the membrane. The nanofiber-supported catalyst is made up of structural fibers onto which an electrocatalyst is coated, deposited or otherwise formed. The structural nanofibers give increased strength and stiffness to the layers that include them, while the electrocatalyst helps to resist electrochemical degradation to the membranes that include them. Such a membrane may form the basis of a fuel cell's membrane electrode assembly.Type: ApplicationFiled: November 17, 2011Publication date: May 23, 2013Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ruichun Jiang, Zhiqiang Yu, Junliang Zhang
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Publication number: 20130095164Abstract: The invention is related to a method of administering a controlled release central nervous system drug by means of sol-gel nanostructured titania reservoir comprising silica, titania and silica-titania, and comprising partially hydrodyzed nano-materials. This reservoir may be in the form of a xerogel.Type: ApplicationFiled: December 4, 2012Publication date: April 18, 2013Applicant: UNIVERSIDAD AUTONOMA METROPOLITANInventor: UNIVERSIDAD AUTONOMA METROPOLITAN
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Publication number: 20130034724Abstract: In an embodiment of the invention, a laminar composite has at least one interlaminar reinforced interface comprising a dispersion of binding-agent-treated low-dimensional nanoparticles with a large aspect ratio fixed between adjacent lamina by residues of the binding agents. In another embodiment of the invention, a method to prepare a laminar composite having reinforced interfaces involves the deposition of binding-agent-treated low-dimensional nanoparticles from a solution or suspension onto the surface or a prepreg sheet, where, optionally, after removal of the liquid that comprises the solution or suspension, sheets of the prepreg are layed-up and cured to form the laminar composite.Type: ApplicationFiled: August 4, 2011Publication date: February 7, 2013Inventor: HENRY SODANO
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Patent number: 8361813Abstract: A method for depositing graphene is provided. The method includes depositing a layer of non-conducting amorphous carbon over a surface of a substrate and depositing a transition metal in a pattern over the amorphous carbon. The substrate is annealed at a temperature below 500° C., where the annealing converts the non-conducting amorphous carbon disposed under the transition metal to conducting amorphous carbon. A portion of the pattern of the transition metal is removed from the surface of the substrate to expose the conducting amorphous carbon.Type: GrantFiled: December 9, 2011Date of Patent: January 29, 2013Assignee: Intermolecular, Inc.Inventors: Sandip Niyogi, Sean Barstow
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Patent number: 8349453Abstract: A metal ion sensor is provided. The metal ion sensor includes a nanoparticle core doped with a first luminescent material and a shell enclosing the nanoparticle core. The shell includes a second luminescent material and binding sites of outer metal ions. The first luminescent material and the second luminescent material emit light with mutually different colors when excited by an excitation source. The luminescence intensity of the light emitted from the second luminescent material varies in accordance with the binding amount of the outer metal ions, such that the emission color of the combined luminescence of the first luminescent material and the second luminescent material is changed.Type: GrantFiled: December 1, 2009Date of Patent: January 8, 2013Assignee: SNU R&DB FoundationInventors: Kookheon Char, Hosub Kim
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Publication number: 20120219831Abstract: The present invention is directed to a hybrid device comprising: an energy converting unit comprising a first electrode, a second electrode and an energy converting medium arranged between the first electrode and the second electrode, wherein the energy conversion takes place between the first electrode and the second electrode; an energy charge storing unit comprising a first electrode, a second electrode and an electrolyte medium; wherein the energy charge is stored between the first and the second electrode; the second electrode of the energy converting unit and the second electrode of the energy charge storing unit being a shared electrode electrically connecting the energy converting unit and the energy charge storing unit; and wherein the shared electrode comprises a metal and a nanostructured material. The present invention is also directed to a method of manufacturing such a hybrid device.Type: ApplicationFiled: August 20, 2009Publication date: August 30, 2012Applicant: NANYANG TECHNOLOGICAL UNIVERSITYInventors: Wai Fatt Mak, Tsyh Ying Grace Wee, Teddy Salim, Madhavi Srinivasan, Subodh Mhaisalkar, Yin Chiang Freddy Boey
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Publication number: 20120172514Abstract: Disclosed is a thermoplastic composition suitable for forming sheet materials with improved tensile properties. The thermoplastic composition includes from about 1 to about 98 weight percent of a fiber-forming or film-forming polymer, from about 1 to about 98 weight percent of a low melt flow rate polymer having a melt flow rate less than 20 grams per 10 minutes, and from about 0.1 to about 10 weight percent of nanoparticles. The nanoparticles may be cylindrical nanoparticles having an average aspect ratio greater than about 1 and less than about 500.Type: ApplicationFiled: December 31, 2010Publication date: July 5, 2012Inventors: Russell F. Ross, Wing-Chak Ng, John Gavin MacDonald
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Publication number: 20120165180Abstract: Starting from, as the initial composite, an LAS component in accordance with the composition LixAlySizOw, where x varies between 0.8 and 1.2, y varies between 0.8 and 1.2, z varies between 0.8 and 2, and w varies between 4 and 6, the LAS component is subsequently mixed with SiC nanoparticles, to obtain a stable, homogeneous suspension. Thereafter, the resulting suspension is dried. Subsequently, the material obtained is shaped and, finally, the material obtained in the preceding step is sintered.Type: ApplicationFiled: August 17, 2010Publication date: June 28, 2012Applicants: Fundacion Instituto Technologico De Materiales Asturias (ITMA), Consejo Superior De Investigaciones Cientificas (CSIC)Inventors: Ramon Torrecillas San Millan, Olga Garcia Moreno, Adolfo Fernandez Valdes
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Patent number: 8192665Abstract: Methods relating to polymer-bioceramic composite implantable medical devices are disclosed.Type: GrantFiled: September 30, 2010Date of Patent: June 5, 2012Assignee: Abbott Cardiovascular Systems Inc.Inventors: Bin Huang, David C. Gale
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Publication number: 20120121349Abstract: The present invention provides an appliance for chip removal applications comprising a vibration-damping material wherein the vibration-damping material is a material arranged by nano-dimensional cluster form. The present invention additionally provides a method for manufacturing said appliance. The present invention provides also an appliance obtainable by said method. Additionally the present invention provides an article or work piece for use in an appliance for chip removal applications. Also a computer program is provided for controlling the above method.Type: ApplicationFiled: September 29, 2008Publication date: May 17, 2012Inventors: Ragnhild Mihic, Peter Mihic
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Publication number: 20120115707Abstract: A process for manufacturing a sintered ceramic composite, based on silicon nitride and ?-eucryptite, includes a step of producing a first powder blend, consisting of a powder of silicon nitride in crystalline form and a powder of a first lithium aluminosilicate in crystalline form, the composition of which is the following: (Li2O)x (Al2O3)y (SiO2)z, the lithium aluminosilicate composition being such that the set of molar fractions (x,y,z) is different from the set (1,1,2).Type: ApplicationFiled: April 28, 2011Publication date: May 10, 2012Applicant: THALESInventors: Laurent BLANCHARD, Gilbert FANTOZZI, Aurélien PELLETANT, Helen REVERON, Jérôme CHEVALIER, Yann VITUPIER
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Publication number: 20120107667Abstract: A rechargeable lithium battery includes a positive electrode including a positive active material; a negative electrode including a negative active material; an electrolyte including a lithium salt and a non-aqueous organic solvent; and a separator interposed between the positive and negative electrodes and including a ceramic material having a first metal oxide-containing core and a second metal oxide shell disposed on the surface of the core.Type: ApplicationFiled: August 30, 2011Publication date: May 3, 2012Applicant: Samsung SDI Co., Ltd.Inventors: Hye-Sun Jeong, Jun-Kyu Cha, Seung-Hun Han, Kwi-Seok Choi
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Publication number: 20120057271Abstract: Disclosed are a glass composition and a dielectric composition enabling low temperature sintering, and a high capacitance multilayer ceramic capacitor using the same. In the glass composition used for sintering, the glass composition may be formed of a formula, aR2O-bCaO-cZnO-dBaO-eB2O3-fAl2O3-gSiO2, and the formula may satisfy a+b+c+d+e+f+g=100, 0?a?7, 1?b?3, 1?c?15, 10?d?20, 3?e?10, 0?f?3, and 55?g?72. Through this, when manufacturing the high capacity multilayer ceramic capacitor, the dielectric substance may enable the lower temperature sintering, thereby enhancing a capacitance and a reliability of the high capacitance multilayer ceramic capacitor.Type: ApplicationFiled: August 30, 2011Publication date: March 8, 2012Applicant: SAMHWA CAPACITOR CO., LTD.Inventors: Young Joo OH, Jung Rag YOON
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Publication number: 20110315808Abstract: A solid solution-based optical material capable of transmitting infrared light, the solid solution-based optical material comprising at least two nano-sized phases intermixed in one another, wherein at least one of the at least two nano-sized phases is a solid solution containing a dissolved dopant, the dissolved dopant present in an amount sufficient to reduce a refractive index difference between the at least two nano-sized phases to about 0.2 or less when infrared light is being transmitted. Various embodiments are directed to related systems and methods. In one embodiment, the infrared light is visible infrared light, short-wave infrared light, eye safe infrared light, medium wave infrared light, long wave infrared red light, or combinations thereof.Type: ApplicationFiled: January 19, 2011Publication date: December 29, 2011Inventors: Brian J. Zelinski, Richard Gentilman, Christopher Scott Nordahl, Thomas M. Hartnett
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Publication number: 20110284912Abstract: An electronic device includes a semiconductor substrate, an insulating material-filled layer and a vertical conductor. The semiconductor substrate has a vertical hole extending in a thickness direction thereof. The insulating material-filled layer is a ring-shaped layer filled in the vertical hole for covering an inner periphery thereof and includes an organic insulating material or an inorganic insulating material mainly of a glass and a nanocomposite ceramic. The nanocomposite ceramic has a specific resistance of greater than 1014 ?·cm at room temperature and a relative permittivity of 4 to 9. The vertical conductor is a solidified metal body filled in an area surrounded by the insulating material-filled layer.Type: ApplicationFiled: May 13, 2011Publication date: November 24, 2011Applicant: NAPRA CO., LTD.Inventors: Shigenobu Sekine, Yurina Sekine, Yoshiharu Kuwana
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Publication number: 20110186942Abstract: A method comprising: providing at least one first diamond film comprising polycrystalline diamond, e.g., nanocrystalline or ultrananocrystalline diamond, disposed on a substrate, wherein the first diamond film comprises a surface comprising diamond asperities and having a first diamond film thickness, removing asperities from the first diamond film to form a second diamond film having a second diamond film thickness, wherein the second thickness is either substantially the same as the first thickness, or the second thickness is about 100 nm or less thinner than the first diamond film thickness, optionally patterning the second diamond film to expose substrate regions and, optionally, depositing semiconductor material on the exposed substrate regions, and depositing a solid layer on the second diamond film to form a first layered structure.Type: ApplicationFiled: January 31, 2011Publication date: August 4, 2011Inventors: Charles West, John Carlisle, James Netzel, Ian Wylie, Neil Kane
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Publication number: 20110159659Abstract: This invention disclosed a novel manufacturing approach of collector and buried layer of a bipolar transistor. One aspect of the invention is that an oxide-nitride-oxide (ONO) sandwich structure is employed instead of oxide-nitride dual layer structure before trench etching. Another aspect is, through the formation of silicon oxide spacer in trench sidewall and silicon oxide remaining in trench bottom in the deposition and etch back process, the new structure hard mask can effectively protect active region from impurity implanted in ion implantation process.Type: ApplicationFiled: December 28, 2010Publication date: June 30, 2011Inventors: Tzuyin CHIU, TungYuan Chu, YungChieh Fan, Wensheng Qian, Fan Chen, Jiong Xu, Haifang Zhang
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Publication number: 20110108774Abstract: A thermoelectric nanocomposite is formed from homogeneous ceramic nanoparticles formed from at least one kind of tellurium compound. The ceramic nanoparticles have an average particle size from about 5 nm to about 30 nm and particularly to about 10 nm. The ceramic nanoparticles are coated with a particle coating in each case. The particle coating is formed from at least one layer of nanostructured, substantially intact carbon material. The nanocomposite may be formed by providing a precursor powder of homogeneous ceramic nanoparticles with at least one kind of a tellurium compound. A precursor coating of nanostructured, substantially intact carbon material is provided for the precursor nanoparticles. Heat treatment of the precursor powder generates the nanocomposite by conversion of the precursor coating into the particle coating.Type: ApplicationFiled: February 29, 2008Publication date: May 12, 2011Applicant: SIEMENS AKTIENGESELLSCHAFTInventors: Vladimir Davidovich Blank, Gennadii Ivanovich Pivovarov, Mikhail Yurievich Popov, Evgeny Vasilievich Tatyanin
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Publication number: 20110060073Abstract: Methods relating to polymer-bioceramic composite implantable medical devices are disclosed.Type: ApplicationFiled: September 30, 2010Publication date: March 10, 2011Inventors: Bin Huang, David C. Gale
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Publication number: 20100311561Abstract: Boron carbide ceramics produced by spark sintering methods have more desirable mechanical properties than conventionally produced carbides. The boron carbide ceramics include amorphous boron, amorphous carbon, and Al2O3 powder as a sintering aid. The boron carbides may also contain a carbon nano fiber in a nearly homogeneously dispersed state. The sintered compact has a relative density of a boron carbide ceramic of approximately not less than 99%.Type: ApplicationFiled: August 16, 2010Publication date: December 9, 2010Inventors: Ken HIROTA, Yoshihiro Nakayama, Shingo Nakane
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Patent number: 7834467Abstract: A layer improves adhesion between interfaces of different components in semiconductor devices. The interface of a first component includes surfaces of a circuit carrier and the interface of a second component includes contact surfaces of a plastic package molding compound. The adhesion-improving layer includes a mixture of polymeric chain molecules and carbon nanotubes.Type: GrantFiled: March 28, 2007Date of Patent: November 16, 2010Assignee: Infineon Technologies AGInventors: Michael Bauer, Alfred Haimerl, Khalil Hosseini, Angela Kessler, Joachim Mahler, Wolfgang Schober
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Publication number: 20100278923Abstract: The present invention is related to a novel functional nanoparticle-based antibiotics and preparation method thereof, especially related to an antibiotics-modified nanoparticle. The functional nanoparticle-based antibiotics according to the present invention can be used as the affinity probes and the photothermal agents to effectively inhibit the cell growth of pathogenic bacteria under NIR irradiation.Type: ApplicationFiled: September 15, 2008Publication date: November 4, 2010Applicant: National Chiao Tung UniversityInventors: Yu-Chie Chen, Wei-Chieh Huang
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Patent number: 7794634Abstract: The invention relates to a method of producing nanotubes from coaxial jets of immiscible liquids or poorly-miscible liquids. The purpose of the invention is to produce hollow fibers (nanotubes) or composite fibers having diameters ranging from a few micras to tens of nanometers and comprising walls, in the case of nanotubes, with a thickness ranging from hundreds of nanometers to a few nanometers. The inventive nanotube-formation method involves the generation of coaxial nanojets of two liquids using electrohydrodynamic technology.Type: GrantFiled: March 17, 2005Date of Patent: September 14, 2010Assignees: Universidad de Sevilla, Universidad de MalagaInventors: Antonio Barrero Ripoll, Ignacio Gonzáles Loscertales, Manuel Márquez Sánchez
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Publication number: 20100178278Abstract: A formable bioceramic including hydroxyapatite nanocrystals, gelatin, and sol-gel-containing material is described. Also described is a process for making and using the bioceramic. The formable bioceramic displays superior mechanical strength, elasticity, biocompatibility and forming capabilities and is targeted for bone repairs and template-assisted tissue engineering applications.Type: ApplicationFiled: January 12, 2010Publication date: July 15, 2010Applicant: THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILLInventors: Tzy-Jiun Mark Luo, Ching-Chang Ko, Camilla Tulloch
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Crystalline mesoporous oxide based materials useful for the fixation and controlled release of drugs
Patent number: 7749521Abstract: The invention describes a new class of crystalline silica material having two levels or porosity and structural order. At the first level, building units are nanoslabs of uniform size having zeolite framework. At the second structural level, nanoslabs are assembled, e.g. linked through their corners, edges or faces following patterns imposed by interaction with cationic surfactant or triblock copolymer molecules. After evacuation of these molecules, microporosity is obtained inside the nanoslabs, and a precise mesoporosity between the nanoslabs depending on the tiling pattern of the zeolite nanoslabs, as evidenced by X-ray diffraction. These materials are useful for the fixation of biologically active species, such as poorly soluble drugs.Type: GrantFiled: June 28, 2004Date of Patent: July 6, 2010Assignee: K.U. Leuven Research & DevelopmentInventors: Johan Adriaan Martens, Christine Eva Antonia Kirschhock, Sebastien Philippe Brigitte Kremer, Alexander Jan Maria Herman Eugeen Aerts, Guy Van Den Mooter, Jan Van Humbeeck -
Publication number: 20100152019Abstract: A filler for a dental resin composition is disclosed, comprising silica particles derived from a nanoparticulate silica sol, the filler material having at least one crystalline phase. The filler material provides improved wear resistance and other properties.Type: ApplicationFiled: February 1, 2010Publication date: June 17, 2010Applicant: PENTRON CLINICAL TECHNOLOGIES, LLCInventors: Jia Weitao, Jin Shuhua
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Patent number: 7662659Abstract: The invention is a method of producing an array, or multiple arrays of quantum dots. Single dots, as well as two or three-dimensional groupings may be created. The invention involves the transfer of quantum dots from a receptor site on a substrate where they are originally created to a separate substrate or layer, with a repetition of the process and a variation in the original pattern to create different structures.Type: GrantFiled: August 3, 2005Date of Patent: February 16, 2010Assignee: Banpil Photonics, Inc.Inventors: Nobuhiko P. Kobayashi, Achyut Kumar Dutta
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Patent number: 7622189Abstract: Structures and methods for the fabrication of ceramic nanostructures. Structures include metal particles, preferably comprising copper, disposed on a ceramic substrate. The structures are heated, preferably in the presence of microwaves, to a temperature that softens the metal particles and preferably forms a pool of molten ceramic under the softened metal particle. A nano-generator is created wherein ceramic material diffuses through the molten particle and forms ceramic nanostructures on a polar site of the metal particle. The nanostructures may comprise silica, alumina, titania, or compounds or mixtures thereof.Type: GrantFiled: June 21, 2006Date of Patent: November 24, 2009Assignee: Babcock & Wilcox Technical Services Y-12, LLCInventors: Edward B. Ripley, Roland D. Seals, Jonathan S. Morrell
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Publication number: 20090221734Abstract: The object of this invention is to provide a polyamide resin composition excellent in insulating properties, mechanical properties and dimensional stability. This invention is a resin composition containing 100 parts by weight of a polyamide resin and 0.01 to 50 parts by weight of boron nitride nanotubes. The invention also includes a formed article from the resin composition and processes for the production of the resin composition and the formed article.Type: ApplicationFiled: February 9, 2007Publication date: September 3, 2009Applicants: TEIJIN LIMITED, NATIONAL INSTITUTE FOR MATERIALS SCIENCEInventors: Hiroaki Kuwahara, Susumu Honda, Yoshio Bando, Chunyi Zhi, Chengchun Tang, Dmitri Golberg
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Publication number: 20090114273Abstract: Embodiments of the present invention provide nanomaterial scaffolds for transporting electrons. There is provided a single wall carbon nanotube (SWCNT) architecture employed as a conducting scaffold in semiconductor based photoelectrochemical cells. SWCNT architecture provides a nanotube network to disperse nanoparticles and/or quantum dots, whether ordered or randomized. As a result, an increase in incident photon conversion to charge carrier conversion efficiency (IPCE) represents a beneficial role of SWCNT architecture as a conducting scaffold to facilitate charge collection and charge transport in nanostructured semiconductor films. Embodiments may be used for solar cells based on semiconductor quantum dots and nanostructures, solar hydrogen production, microcapacitors and storage batteries, solar-fuel cell hybrids, etc.Type: ApplicationFiled: June 11, 2008Publication date: May 7, 2009Applicant: University of Notre Dame du LacInventor: Prashant Kamat
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Patent number: 7453081Abstract: A memory cell includes a first electrode, a second electrode, storage material positioned between the first electrode and the second electrode, and a nanocomposite insulator contacting the storage material.Type: GrantFiled: July 20, 2006Date of Patent: November 18, 2008Assignee: Qimonda North America Corp.Inventors: Thomas Happ, Jan Boris Philipp
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Patent number: 7294875Abstract: A programmable structure and device and methods of forming and using the structure and device are disclosed. The structure includes a soluble electrode, an ion conductor, and an inert electrode. Upon application of a sufficient voltage, a conductive region forms within or on the ion conductor and between the electrodes. The presence or absence of the conductive region can be used to store information in memory devices.Type: GrantFiled: June 14, 2005Date of Patent: November 13, 2007Assignee: Axon Technologies CorporationInventor: Michael N. Kozicki
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Patent number: 7189417Abstract: The present invention relates to a colloidal dispersion of amine-terminated silica particles having a narrowly controlled size range in an aqueous phase for use in diagnostic imaging, drug delivery and gene therapy, as well as methods for preparing surface-modified silica particles suitable for use in an aqueous colloidal carrier medium, for preparing a diagnostic or therapeutic agent for targeted delivery to specific anatomical structures of a patient, and for performing a diagnostic or therapeutic procedure by administration to a patient of at least one diagnostic or therapeutic agent coupled with a colloidal dispersion.Type: GrantFiled: May 1, 2003Date of Patent: March 13, 2007Assignee: The Trustees of the University of PennsylvaniaInventors: I-Wei Chen, Hoon Choi
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Patent number: 7173313Abstract: A semiconductor device, which is arranged in a semiconductor body (1), and which comprises at least one source region (4) and at least one drain region (5), each being of the first conductivity type, and at least one body (8) of the second conductivity type, arranged between source region (4) and drain region (5), and at least one gate electrode (10) which is isolated with respect to the semiconductor body (1) via an isolation layer (9). Said isolation layer (9) comprises polarizable particles, which are composed of a nanoparticulate isolating core and a sheath of polarizable anions or polarizable cations. The isolation layer (9) exhibits a high dielectric constant ?.Type: GrantFiled: March 8, 2004Date of Patent: February 6, 2007Assignee: NXP B.V.Inventors: Cornelis Reinder Ronda, Stefan Peter Grabowski