Deposition Of Materials (e.g., Coating, Cvd, Or Ald, Etc.) Patents (Class 977/890)
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Patent number: 8193442Abstract: CIGS absorber layers fabricated using coated semiconducting nanoparticles and/or quantum dots are disclosed. Core nanoparticles and/or quantum dots containing one or more elements from group IB and/or IIIA and/or VIA may be coated with one or more layers containing elements group IB, IIIA or VIA. Using nanoparticles with a defined surface area, a layer thickness could be tuned to give the proper stoichiometric ratio, and/or crystal phase, and/or size, and/or shape. The coated nanoparticles could then be placed in a dispersant for use as an ink, paste, or paint. By appropriate coating of the core nanoparticles, the resulting coated nanoparticles can have the desired elements intermixed within the size scale of the nanoparticle, while the phase can be controlled by tuning the stochiometry, and the stoichiometry of the coated nanoparticle may be tuned by controlling the thickness of the coating(s).Type: GrantFiled: December 11, 2007Date of Patent: June 5, 2012Assignee: Nanosolar, Inc.Inventors: Brian M. Sager, Dong Yu, Matthew R. Robinson
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Publication number: 20120135224Abstract: Systems and methods for the formation of carbon-based nanostructures using large-scale active growth structures are generally described. In addition, systems and methods related to the formation of carbon-based nanostructures using basalt and/or titanium (e.g., elemental titanium) are generally described. The carbon-based nanostructures can be grown by exposing the large-scale active growth structures, basalt, and/or titanium to a set of conditions selected to cause formation of carbon-based nanostructures on (e.g., directly on) the large-scale active growth structure, basalt, and/or titanium. When basalt and/or titanium are used as all or part of an active growth structure, the basalt and/or titanium can be in any suitable form such as, for example, a planar or non-planar active growth structure (which can have, in some cases, a first cross-sectional dimension of at least about 1 mm) comprising basalt and/or titanium (e.g., a fiber comprising basalt and/or titanium) and/or particles (e.g.Type: ApplicationFiled: October 28, 2011Publication date: May 31, 2012Applicant: Massachusetts Institute of TechnologyInventors: Roberto Guzman de Villoria, Brian L. Wardle
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Publication number: 20120134880Abstract: The present invention relates to an apparatus for detecting one or more analytes, for example analytes selected from the group comprising nucleic acids, metabolites, peptides, proteins, hormones, pesticides, neurotransmitters, ions in blood, electrolytes, toxic gases, pH and biological warfare agents, the apparatus comprising an insulating substrate, at least one first electrode on the substrate at least one elongate nanostructure extending from and electrically connected to the or each said electrode and extending over the surface of the wafer away from the respective electrode, a passivating layer covering the or each electrode, but not all of said at least one elongate nanostructure, a well crossing the at least one elongate nanostructure extending from the or each electrode and forming a static reservoir for a liquid being investigated for the presence of at least one analyte, a reference electrode provided on said substrate within said well or insertable into said well and respective readout pads electriType: ApplicationFiled: February 23, 2011Publication date: May 31, 2012Applicant: Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.Inventors: Tetiana Kurkina, Alexis Vlandas, Nassim Rafiefard, Ashraf Ahmad, Klaus Kern, Kannan Balasubramanian
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Publication number: 20120136241Abstract: In certain embodiments novel nanoparticles (nanowontons) are provided that are suitable for multimodal imaging and/or therapy. In one embodiment, the nanoparticles include a first biocompatible (e.g., gold) layer, an inner core layer (e.g., a non-biocompatible material), and a biocompatible (e.g., gold) layer. The first gold layer includes a concave surface that forms a first outer surface of the layered nanoparticle. The second gold layer includes a convex surface that forms a second outer surface of the layered nanoparticle. The first and second gold layers encapsulate the inner core material layer. Methods of fabricating such nanoparticles are also provided.Type: ApplicationFiled: February 23, 2010Publication date: May 31, 2012Applicant: The Regents of the University of CaliforniaInventors: Fanqing Chen, Louis-Serge Bouchard
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Publication number: 20120132916Abstract: An organic light-emitting display apparatus includes: an active layer formed on the substrate; a gate electrode, in which a first insulation layer formed on the active layer, a first conductive layer formed on the first insulation layer and comprising a transparent conductive material, and a second conductive layer comprising a metal are sequentially stacked; a pixel electrode, in which a first electrode layer formed on the first insulation layer to be spaced apart from the gate electrode and comprising a transparent conductive material, a second electrode layer formed of a semi-permeable metal and comprising pores, and a third electrode layer comprising a metal are sequentially stacked; source/drain electrodes electrically connected to the active layer with a second insulation layer covering the gate electrode and the pixel electrode interposed therebetween; an electro-luminescence (EL) layer formed on the pixel electrode; and an opposite electrode formed on the EL layer to face the pixel electrode, whereinType: ApplicationFiled: April 27, 2011Publication date: May 31, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventor: In-Young JUNG
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Publication number: 20120134932Abstract: Nanoparticles for use as magnetic resonance imaging contrast agents are described. The nanoparticles are made up of a polymeric support and a manganese-oxo or manganses-iron-oxo cluster having magnetic properties suitable of a contrast agent. The manganese-oxo clusters may be Mn-12 clusters, which have known characteristics of a single molecule magnet. The polymer support may form a core particle which is coated by the clusters, or the clusters may be dispersed within the polymeric agent.Type: ApplicationFiled: October 21, 2009Publication date: May 31, 2012Applicant: Georgetown UniversityInventors: Sarah Stoll, Julie Mertzman, Edward Van Keuren, Christopher Albanese, Stanley Fricke
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Publication number: 20120135080Abstract: The invention provides core-shell magnetic particles comprising a magnetic core and a functional shell, methods for making same, methods of separation using same, methods for using same, and devices comprising same. The particles and methods of the invention are useful for targeting and removing substances of interest that may be found in complex mixtures.Type: ApplicationFiled: November 4, 2011Publication date: May 31, 2012Applicant: Massachusetts Institute of TechnologyInventors: Lev E. Bromberg, Emily P. Chang, Trevor Alan Hatton
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Publication number: 20120132644Abstract: The present invention relates to methods of fabricating nanostructures using a replacement reaction. In a preferred embodiment, metal particles in an inert atmosphere undergo a replacement reaction to form a layer on the metal particle which is removed to form a high surface area nanostructure. A preferred embodiment includes the fabrication of heater elements, powders and heater assemblies using the nanostructures.Type: ApplicationFiled: March 16, 2010Publication date: May 31, 2012Inventors: Zhiyong Gu, Qingzhou Cui, Julie Chen, Teiichi Ando
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Publication number: 20120128982Abstract: Methods for the preparation of polymer-templated core-shell nanoparticles include the steps of (a) preparing a cationic polymeric core material comprising polymeric micelles, and (b) coating the core material with a silica-comprising shell by depositing the shell onto the polymeric micelles from at least one silica precursor to form the core-shell nanoparticles. Compositions which include the core-shell nanoparticles are adapted to facilitate controlled delivery of at least one active agent into a system in response to controlled changes in the pH of the system.Type: ApplicationFiled: January 31, 2012Publication date: May 24, 2012Applicant: DSM IP ASSETS B.V.Inventors: Steven ARMES, Jian-Jun YUAN
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Publication number: 20120129273Abstract: Methods for the fabrication of nanostructures, including nanostructures comprised of carbon nanotubes, and the nanostructures, devices, and assemblies prepared by these methods, are described.Type: ApplicationFiled: May 7, 2010Publication date: May 24, 2012Applicant: The Trustees of the University of PennsylvaniaInventors: Alan T. Johnson, JR., Ryan A. Jones, Samuel M. Khamis
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Publication number: 20120129322Abstract: A composite material includes at least two components, wherein at least one component is present in the form of nanoparticles, which consist of at least three metals and at least one non-metal and the diameter of which is less than one micrometre, preferably less than 200 nm. The novel composite material is particularly well suited for the production of photoactive layers.Type: ApplicationFiled: May 27, 2010Publication date: May 24, 2012Applicant: ISOVOLTAIC AGInventors: Dieter Meissner, Thomas Rath, Eugen Maier, Gregor Trimmel, Albert Plessing, Franz Stelzer
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Publication number: 20120127630Abstract: A solid state supercapacitor and a method for manufacturing the same is provided, the solid state supercapacitor including two nanowire electrodes with their surface full of nanowire bundle and a dielectric material filled in a space between the two nanowire bundle electrodes and the nanowire bundle, wherein the nanowire bundle includes many nanowires to increase the surface area of electrodes; since the two nanowire bundle electrodes include the nanowire bundle, the surface area thereof is large; a dielectric layer is the original material of the dielectric material, directly reacted, deposited and cured in the space between the two nanowire bundle electrodes without causing pollutions due to additional processing; therefore, the dielectric layer is of high purity and density and has high permittivity to achieve the greatest permittivity of the dielectric material. As a result, the energy capacity of unit volume of the capacitor is effectively increased.Type: ApplicationFiled: October 21, 2011Publication date: May 24, 2012Applicant: DELIJIOU INDUSTRY & SYSTEMS CO., LTD.Inventors: Ting-Keng LIN, Hsin-Guo GONG, Hung-Chin CHANG, Li-Hui LIN
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Publication number: 20120125577Abstract: A heat sinking element and a method of treating a heat sinking element are provided. The heat sinking element includes a metal substrate. The metal substrate is mainly composed of aluminium. A surface of the metal substrate has a plurality of micro-nano holes and a diameter of the micro-nano holes is smaller than 300 nm. The method of treating a heat sinking element includes performing an oxidation process and an etching process on the metal substrate so as to form the plurality of micro-nano holes.Type: ApplicationFiled: December 30, 2010Publication date: May 24, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Cheng-Chuan Wang, Chia-Ying Yen, Hsin-Hwa Chen
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Publication number: 20120126199Abstract: Apparatus and methods for forming the apparatus include nanoparticles, catalyst nanoparticles, carbon nanotubes generated from catalyst nanoparticles, and methods of fabrication of such nanoparticles and carbon nanotubes.Type: ApplicationFiled: November 18, 2011Publication date: May 24, 2012Applicant: The Trustees of Columbia University in the City of New YorkInventors: Stephen O'Brien, Limin Huang, Brian Edward White, Samuel J. Wind
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Publication number: 20120119760Abstract: Disclosed herein is a structure having: a support, a plurality of nanowires perpendicular to the support, and an electrode in contact with a first end of each nanowire. Each nanowire has a second end in contact with the support. The electrode contains a plurality of perforations. The electrode contains a plurality of perforations. Also disclosed herein is a method of: providing the above support and nanowires; depositing a layer of a filler material that covers a portion of each nanowire and leaves a first end of each nanowire exposed; depositing a plurality of nanoparticles onto the filler material; depositing an electrode material on the nanoparticles, the ends of the nanowires, and any exposed filler material; and removing the nanoparticles and filler material to form an electrode in contact with the first end of each nanowire; wherein the electrode contains a plurality of perforations.Type: ApplicationFiled: November 10, 2011Publication date: May 17, 2012Applicant: The Government of the United States of America, as represented by the Secretary of the NavyInventors: Pehr E. Pehrsson, Chistopher Field, Hyun Jin In
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Patent number: 8178403Abstract: The present invention relates to providing layers of different thickness on vertical and horizontal surfaces (15, 20) of a vertical semiconductor device (1). In particular the invention relates to gate electrodes and the formation of precision layers (28) in semiconductor structures comprising a substrate (10) and an elongated structure (5) essentially standing up from the substrate. According to the method of the invention the vertical geometry of the device (1) is utilized in combination with either anisotropic deposition or anisotropic removal of deposited material to form vertical or horizontal layers of very high precision.Type: GrantFiled: September 18, 2007Date of Patent: May 15, 2012Assignee: QuNano ABInventors: Jonas Ohlsson, Lars Samuelson, Erik Lind, Lars-Erik Wernersson, Truls Löwgren
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Publication number: 20120114564Abstract: The present invention relates to the use of and method for using MnO nanoparticles as MRI T1 contrasting agents which reduces T1 of tissue. More specifically, the present invention is directed to MRI T1 contrasting agent comprising MnO nanoparticle coated with a biocompatible material bound to a biologically active material such as a targeting agent, for example tumor marker etc., and methods for diagnosis and treatment of tumor etc. using said MRI T1 contrasting agent, thereby obtaining more detailed images than the conventional MRI T1-weighted images. The MRI T1 contrasting agent of the present invention allows a high resolution anatomic imaging by emphasizing T1 contrast images between tissues based on the difference of accumulation of the contrasting agent in tissues. Also, the MRI T1 contrasting agent of the present invention enables to visualize cellular distribution due to its high intracellular uptake.Type: ApplicationFiled: January 30, 2008Publication date: May 10, 2012Applicant: SEOUL NATIONAL UNIVERSITY INDUSTRY FOUNDATIONInventors: Taeghwan Hyeon, Kwangjin An, Hyon Bin Na, Junghee Lee
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Publication number: 20120111599Abstract: Systems and methods for forming conductive materials. The conductive materials can be applied using a printer in single or multiple passes onto a substrate. The conductive materials are composed of electrical conductors such as carbon nanotubes (including functionalized carbon nanotubes and metal-coated carbon nanotubes), grapheme, a polycyclic aromatic hydrocarbon (e.g. pentacene and bisperipentacene), metal nanoparticles, an inherently conductive polymer (ICP), and combinations thereof. Once the conductive materials are applied, the materials are dried and sintered to form adherent conductive materials on the substrate. The adherent conductive materials can be used in applications such as damage detection, particle removal, and smart coating systems.Type: ApplicationFiled: October 21, 2011Publication date: May 10, 2012Applicant: United States Of America as Represented by the Administrator of the National Aeronautics and SpacInventors: Luke B. Roberson, Martha K. Williams, Tracy L. Gibson, LaNetra C. Tate, Sarah J. Snyder, Craig R. Fortier
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Publication number: 20120115325Abstract: Systems, methods, and apparatus for depositing a tantalum layer on a wafer substrate are disclosed. In one aspect, a tantalum layer may be deposited on a surface of a wafer substrate using an ion-induced atomic layer deposition process with a tantalum precursor. A copper layer may be deposited on the tantalum layer.Type: ApplicationFiled: September 23, 2011Publication date: May 10, 2012Inventors: Kie Jin PARK, Jeong Seok NA, Victor LU
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Publication number: 20120114846Abstract: A coated substrate is disclosed. The coated substrate includes a substrate; an undercoating layer comprising at least one layer selected from a mixture of silica and zirconia; a mixture of silica and alumina; or a mixture of silica, alumina and titania overlaying at least a portion of the substrate; and a functional coating overlaying at least a portion of the undercoating. The coated substrates of the invention exhibit improved properties such as increased durability, photocatalytic activity, etc. as a result of the undercoating layer.Type: ApplicationFiled: January 13, 2012Publication date: May 10, 2012Applicant: PPG INDUSTRIES OHIO, INC.Inventors: Caroline S. Harris, Cheri M. Boykin, Songwei Lu, Scott D. Walck
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Publication number: 20120108037Abstract: A phase change material including a high adhesion phase change material formed on a dielectric material and a low adhesion phase change material formed on the high adhesion phase change material. The high adhesion phase change material includes a greater amount of at least one of nitrogen and oxygen than the low adhesion phase change material. The phase change material is produced by forming a first chalcogenide compound material including an amount of at least one of nitrogen and oxygen on the dielectric material and forming a second chalcogenide compound including a lower percentage of at least one of nitrogen and oxygen on the first chalcogenide compound material. A phase change random access memory device, and a semiconductor structure are also disclosed.Type: ApplicationFiled: January 11, 2012Publication date: May 3, 2012Applicant: MICRON TECHNOLOGY, INC.Inventor: Keith R. Hampton
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Publication number: 20120100285Abstract: An organic photoelectric conversion element having a high absorbance at 600 nm can be provide by a method for manufacturing an organic photoelectric conversion element having a pair of electrodes at least one of which is transparent or translucent, and an organic layer between the electrodes, the method comprising a step of applying a solution that contains a conjugated polymer compound having a thiophenediyl group as a repeating unit and a sulfur-containing heterocyclic compound on one of the electrodes to form an applied film, and a step of drying the applied film at a temperature of 70° C. or less to form the organic layer.Type: ApplicationFiled: June 3, 2010Publication date: April 26, 2012Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Yasunori Uetani
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Publication number: 20120097923Abstract: The invention provides a graphene device structure and a method for manufacturing the same, the device structure comprising a graphene layer; a gate region in contact with the graphene layer; semiconductor doped regions formed in the two opposite sides of the gate region and in contact with the graphene layer, wherein the semiconductor doped regions are isolated from the gate region; a contact formed on the gate region and contacts formed on the semiconductor doped regions. The on-off ratio of the graphene device is increased through the semiconductor doped regions without increasing the band gap of the graphene material, i.e., without affecting the mobility of the material or the speed of the device, thereby increasing the applicability of the graphene material in CMOS devices.Type: ApplicationFiled: February 24, 2011Publication date: April 26, 2012Applicant: INSTITUTE OF MICROELECTRONICS, CHINESE ACADEMY OF SCIENCESInventors: Qingqing Liang, Zhi Jin, Wenwu Wang, Huicai Zhong, Xinyu Liu, Huilong Zhu
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Publication number: 20120100661Abstract: Discussed are an ink containing nanoparticles for formation of thin film of a solar cell and its preparation method, CIGS thin film solar cell having at least one light absorption layer formed by coating or printing the above ink containing nanoparticles on a rear electrode, and a process for manufacturing the same. More particularly, the above absorption layer includes Cu, In, Ga and Se elements as constitutional ingredients thereof and such elements exist in the light absorption layer by coating or printing an ink that contains Cu2Se nanoparticles and (In,Ga)2Se3 nanoparticles on the rear electrode, and heating the treated electrode with the ink. Since Cu(In,Ga)Se2 (CIGS) thin film is formed using the ink containing nanoparticles, a simple process is used without requirement of vacuum processing or complex equipment and particle size of the thin film, Ga doping concentration, etc., can be easily regulated.Type: ApplicationFiled: December 27, 2011Publication date: April 26, 2012Inventors: Young-Ho Choe, Young-Hee Lee, Yong-Woo Choi, Hyung-Seok Kim, Ho-Gyoung Kim
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Publication number: 20120093697Abstract: A honeycomb catalyst body includes a honeycomb structure and a catalyst. The honeycomb structure includes a porous honeycomb fired body having at least one cell wall defining a plurality of cells extending along a longitudinal direction of the porous honeycomb fired body. The plurality of cells is provided in parallel with one another. The honeycomb fired body contains silicon carbide particles and a silica layer formed on a surface of each of the silicon carbide particles. The silica layer has a thickness of from about 5 nm to about 100 nm measured by X-ray photoelectron spectroscopy. The catalyst contains at least one of oxide ceramics and zeolite. The catalyst is provided on a surface of the silica layer. An amount of at least one of the oxide ceramics and the zeolite is about 50 g/L or more.Type: ApplicationFiled: October 3, 2011Publication date: April 19, 2012Applicant: IBIDEN CO., LTD.Inventors: Misako Iwakura, Kohei Ota
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Publication number: 20120090825Abstract: A device including a micro component having an external surface and a permeable nanofiber covering on at least a portion of the external surface of the micro component. A cooled micro component system further includes a droplet spray system for spraying liquid droplets onto the nanofiber covering to cool the micro component. In an example method for cooling a micro component, droplet spray is directed onto a nanofiber covering that covers at least a portion of the micro component. The directing is controlled to permit efficient spreading and evaporation of liquid permeating the nanofiber covering. In example embodiments nanofibers of the permeable nanofiber covering are metalized to provide a rougher surface (e.g., a nano-textured metal layer).Type: ApplicationFiled: October 14, 2011Publication date: April 19, 2012Applicant: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOISInventors: Alexander L. Yarin, Srikar Raman, Tatiana Gambaryan-Roisman, Suman Sinha Ray, Yiyun Zhang
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Publication number: 20120094090Abstract: Provided is a low-cost method for easily forming a transparent conductive pattern that has a low electrical resistance and high transparency, and that is highly invisible to the eye.Type: ApplicationFiled: June 29, 2010Publication date: April 19, 2012Applicant: DIC CORPORATIONInventors: Yoshikazu Yamazaki, Satoshi Hayakawa, Masashi Miyamoto
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Publication number: 20120093680Abstract: The method for obtaining copper powders and nanopowders from industrial electrolytes including waste industrial electrolytes through electrochemical deposition of metallic copper on a cathode consists in using potentiostatic pulse electrolysis without the current direction change or with the current direction change, using the cathode potential value close to the plateau or on the plateau of the current voltage curve on which the plateau of the current potential range is from ?0.2 V÷?1 V, and a moveable or static ultramicroelectrode or an array of ultramicroelectrodes made of gold, platinum or stainless steel wire or foil is used as a cathode, whereas metallic copper is used as an anode and the process is carried out at temperature from 18-60° C., and the electrolysis lasts from 0.005 to 60 s. Said method can be used to obtain nanopowders and powders characterised by particle structure and dimension repeatability and purity from 99%+ to 99.Type: ApplicationFiled: March 17, 2010Publication date: April 19, 2012Inventors: Przemyslaw Los, Aneta Lukomska, Anna Plewka
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Publication number: 20120082783Abstract: A method of applying a nanocrystalline coating to a gas turbine engine component is described. The method comprises the steps of applying an intermediate bond coat to at least a portion of the component, and then applying the nanocrystalline coating to at least the portion of the component overtop of the intermediate bond coat. The component may include, for example, a blade of which a dovetail portion of the blade root is protected by applying the intermediate bond coat and the nanocrystalline coating thereto.Type: ApplicationFiled: July 22, 2011Publication date: April 5, 2012Inventors: Barry Barnett, Kin-Leung Cheung, Thomas McDonough, Andreas Eleftheriou, Enzo Macchia
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Publication number: 20120080306Abstract: One aspect of the present invention provides a method to make a film. The method includes providing a target comprising a semiconductor material within an environment comprising oxygen; applying a plurality of direct current pulses to the target to create a pulsed direct current plasma; sputtering the target with the pulsed direct current plasma to eject a material comprising cadmium and sulfur into the plasma; and depositing a film comprising the material onto a substrate. The target includes a semiconductor material that comprises semiconductor material comprises cadmium and sulfur.Type: ApplicationFiled: September 30, 2010Publication date: April 5, 2012Applicant: GENERAL ELECTRIC COMPANYInventors: Dalong Zhong, Gautam Parthasarathy, Richard Arthur Nardi, JR.
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Publication number: 20120083643Abstract: The invention relates to a hydrodesulfurization nanocatalyst, use of the hydrodesulfurization nanocatalyst in a hydrodesulfurization process and a process for producing the hydrodesulfurization nanocatalyst. The hydrodesulfurization nanocatalyst can include a nanostructured alumina material, at least one metal selected from group VI B of the periodic table of elements, and at least one metal selected from group VIII B of the periodic table of elements.Type: ApplicationFiled: October 4, 2011Publication date: April 5, 2012Applicant: RESEARCH INSTITUTE OF PETROLEUM INDUSTRY (RIPI)Inventors: Fereshteh Rashidi, Alimorad Rashidi, Kheirollah Jafari Jozani, Ali Nemati Kharat Ghaziani, Morteza Rezapour, Hamidreza Bozorgzadeh
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Patent number: 8147901Abstract: Provided herein is a method of manufacturing a gas sensor. The method includes forming electrodes on a surface of a substrate, manufacturing a paste having a complex of CNTs and a metal-ligand complex comprising a metal that has gas adsorption selectivity for specific gases, coating the paste on the substrate to cover the electrodes, patterning the paste by a photolithography process, and reducing the metal-ligand complex included in the patterned paste.Type: GrantFiled: May 1, 2007Date of Patent: April 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Sung-ouk Jung, Myung-sup Jung, Soo-suk Lee
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Patent number: 8148212Abstract: A plurality of nanowires is grown on a first substrate in a first direction perpendicular to the first substrate. An insulation layer covering the nanowires is formed on the first substrate to define a nanowire block including the nanowires and the insulation layer. The nanowire block is moved so that each of the nanowires is arranged in a second direction parallel to the first substrate. The insulation layer is partially removed to partially expose the nanowires. A gate line covering the exposed nanowires is formed. Impurities are implanted into portions of the nanowires adjacent to the gate line.Type: GrantFiled: November 25, 2008Date of Patent: April 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Moon-Sook Lee
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Patent number: 8143149Abstract: An efficient and low-cost method is intended for forming a flexible nanostructured material suitable for use as an active element of a photovoltaic panel. The method consists of evaporating a colloidal solution, which contains nanoparticles of various sizes and/or masses, from a flat surface of a rotating body on which the solution forms a thin and easily vaporizable layer, and simultaneously releasing the nanoparticles from the solution for their free flight through a gaseous medium toward the flexible substrate. As a result, the particles of different sizes and/or types of material are deposited onto the flexible substrate in a predetermined sequence that corresponds to the magnitude of resistance experienced by the nanoparticles during their free flight.Type: GrantFiled: October 27, 2009Date of Patent: March 27, 2012Inventor: Boris Gilman
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Publication number: 20120070667Abstract: Processes for growing carbon nanotubes on carbon fiber substrates are described herein. The processes can include depositing a catalyst precursor on a carbon fiber substrate, optionally depositing a non-catalytic material on the carbon fiber substrate, and after depositing the catalyst precursor and the optional non-catalytic material, exposing the carbon fiber substrate to carbon nanotube growth conditions so as to grow carbon nanotubes thereon. The carbon nanotube growth conditions can convert the catalyst precursor into a catalyst that is operable for growing carbon nanotubes. The carbon fiber substrate can remain stationary or be transported while the carbon nanotubes are being grown. Optionally, the carbon fiber substrates can include a barrier coating and/or be free of a sizing agent. Carbon fiber substrates having carbon nanotubes grown thereon are also described.Type: ApplicationFiled: September 13, 2011Publication date: March 22, 2012Applicant: APPLIED NANOSTRUCTURED SOLUTIONS, LLCInventors: Brandon K. Malet, Tushar K. Shah
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Publication number: 20120070505Abstract: The invention relates to novel functional amphiphilic molecule or macromolecule formulations with multiple compartments for transporting or targeting at least one therapeutic agent, in particular an antitumor agent, as well as to a method for preparing such formulations and to the use thereof.Type: ApplicationFiled: May 28, 2010Publication date: March 22, 2012Applicants: UNIVERSITE DE LA MEDITERRANEE, UNIVERSITE BORDEAUX SEGALENInventors: Philippe Barthelemy, Salim Khiati, Michel Camplo
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Publication number: 20120069311Abstract: A reflector structure suitable for extreme ultraviolet lithography (EUVL) is provided. The structure comprises a substrate having a multi-layer reflector. A capping layer is formed over the multi-layer reflector to prevent oxidation. In an embodiment, the capping layer is formed of an inert oxide, such as Al2O3, HfO2, ZrO2, Ta2O5, Y2O3-stabilized ZrO2, or the like. The capping layer may be formed by reactive sputtering in an oxygen environment, by non-reactive sputtering wherein the materials are sputtered directly from the respective oxide targets, by non-reactive sputtering of the metallic layer followed by full or partial oxidation (e.g., by natural oxidation, by oxidation in oxygen-containing plasmas, by oxidation in ozone (O3), or the like), by atomic level deposition (e.g., ALCVD), or the like.Type: ApplicationFiled: November 30, 2011Publication date: March 22, 2012Applicant: Infineon Technologies AGInventors: Siegfried Schwarzl, Stefan Wurm
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Publication number: 20120064332Abstract: Methods for growing carbon nanotubes on glass substrates, particularly glass fiber substrates, are described herein. The methods can include depositing a catalytic material or a catalyst precursor on a glass substrate; depositing a non-catalytic material on the glass substrate prior to, after, or concurrently with the catalytic material or catalyst precursor; and exposing the glass substrate to carbon nanotube growth conditions so as to grow carbon nanotubes thereon. The glass substrate, particularly a glass fiber substrate, can be transported while the carbon nanotubes are being grown thereon. Catalyst precursors can be converted into a catalyst when exposed to carbon nanotube growth conditions. The catalytic material or catalyst precursor and the non-catalytic material can be deposited from a solution containing water as a solvent. Illustrative deposition techniques include, for example, spray coating and dip coating.Type: ApplicationFiled: September 12, 2011Publication date: March 15, 2012Applicant: APPLIED NANOSTRUCTURED SOLUTIONS, LLCInventors: Brandon MALET, Tushar Shah
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Publication number: 20120062355Abstract: A nanoflat resistor includes a first aluminum electrode (360), a second aluminum electrode (370); and nanoporous alumina (365) separating the first and second aluminum electrodes (360, 370). A substantially planar resistor layer (330) overlies the first and second aluminum electrodes (360, 370) and nanoporous alumina (365). Electrical current passes from the first aluminum electrode (360), through a portion of the planar resistor layer (350) overlying the nanoporous alumina (365) and into the second aluminum electrode (370). A method for constructing a nanoflat resistor (390) is also provided.Type: ApplicationFiled: May 19, 2009Publication date: March 15, 2012Inventors: Arjang Fartash, Peter Mardilovich
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Publication number: 20120064361Abstract: A heat radiating component includes a base including a first metal, a first plating layer formed on the base and including a second metal and carbon material structures dispersed in the second metal, and a second plating layer formed on the first plating layer. The first plating layer includes protruding parts that are parts of the carbon material structures protruding from a surface of the second metal. The second plating layer is formed on the first plating layer to cover surfaces of the protruding parts and the surface of the second metal without filling spaces between the protruding parts.Type: ApplicationFiled: September 9, 2011Publication date: March 15, 2012Applicant: SHINKO ELECTRIC INDUSTRIES CO., LTD.Inventors: Yoriyuki SUWA, Kenji Kawamura, Syuzo Aoki, Masao Nakazawa
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Publication number: 20120061348Abstract: A method of making nanostructures using a self-assembled monolayer of organic spheres is disclosed. The nanostructures include bowl-shaped structures and patterned elongated nanostructures. A bowl-shaped nanostructure with a nanorod grown from a conductive substrate through the bowl-shaped nanostructure may be configured as a field emitter or a vertical field effect transistor. A method of separating nanoparticles of a desired size employs an array of bowl-shaped structures.Type: ApplicationFiled: November 18, 2011Publication date: March 15, 2012Applicant: GEORGIA TECH RESEARCH CORPORATIONInventors: Zhong L. Wang, Christopher J. Summers, Xudong Wang, Elton D. Graugnard, Jeffrey King
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Publication number: 20120058638Abstract: According to one embodiment, a semiconductor device manufacturing method comprises defining a region in which absorptance of light illuminated for annealing to a substrate on which a pattern of a semiconductor integrated circuit is formed is not larger than a preset value as a coarse pattern region, locally forming a thin film that enhances light absorptance on the coarse pattern region, and annealing the substrate by illuminating light onto the substrate on which the pattern of the integrated circuit and thin film are formed.Type: ApplicationFiled: March 22, 2011Publication date: March 8, 2012Inventor: Hiroshi Ohno
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Publication number: 20120058296Abstract: Processes for growing carbon nanotubes on metal substrates are described herein. The processes include depositing a catalyst precursor on a metal substrate, optionally depositing a non-catalytic material on the metal substrate, and after depositing the catalyst precursor and the optional non-catalytic material, exposing the metal substrate to carbon nanotube growth conditions so as to grow carbon nanotubes thereon. The carbon nanotube growth conditions convert the catalyst precursor into a catalyst that is operable for growing carbon nanotubes. The metal substrate can remain stationary or be transported while the carbon nanotubes are being grown. Metal substrates having carbon nanotubes grown thereon are also described.Type: ApplicationFiled: August 31, 2011Publication date: March 8, 2012Applicant: Applied Nanostructured Solutions, LLCInventors: Tushar K. SHAH, Brandon K. Malet, Jigar M. Patel
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Publication number: 20120049384Abstract: Conductive lines are deposited on a substrate to produce traces for conducting electricity between electronic components. A patterned metal layer is formed on the substrate, and then a layer of material having a low thermal conductivity is coated over the patterned metal layer and the substrate. Vias are formed through the layer of material having the low thermal conductivity thereby exposing portions of the patterned metal layer. A film of conductive ink is then coated over the layer of material having the low thermal conductivity and into the vias to thereby coat the portions of the patterned metal layer, and then sintered. The film of conductive ink coated over the portion of the patterned metal layer does not absorb as much energy from the sintering as the film of conductive ink coated over the layer of material having the low thermal conductivity. The layer of material having the low thermal conductivity may be a polymer, such as polyimide.Type: ApplicationFiled: March 26, 2010Publication date: March 1, 2012Applicants: ISHIHARA CHEMCIAL CO., LTD., APPLIED NANOTECH HOLDINGS, INC.Inventors: Zvi Yaniv, Mohshi Yang, Peter B. Laxton
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Publication number: 20120052658Abstract: A quantum dot forming method for forming quantum dots on a surface of a substrate includes exciting a substrate surface with a laser beam having a standing wave which is irradiated from one side of the substrate along the surface of the substrate to excite the surface of the substrate at an interval of one half of a wavelength of the standing wave, and forming a quantum dot with a film differing in lattice constant from a base film forming the surface of the substrate by allowing the film differing in lattice constant to grow on the substrate to form the quantum dots in excited spots of the surface of the substrate.Type: ApplicationFiled: August 24, 2011Publication date: March 1, 2012Applicant: TOKYO ELECTRON LIMITEDInventors: Song Yun KANG, Satohiko HOSHINO
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Publication number: 20120048426Abstract: Surface-coated metal nanoparticles comprising: metal nanoparticles having an average particle diameter of 1 to 100 nm, and an organic coating film provided on a surface of each of the metal nanoparticles, wherein the organic coating film comprises a fatty acid having 8 or more carbon atoms and an aliphatic amine having 8 or more carbon atoms, and a molar ratio of the aliphatic amine to the fatty acid is aliphatic amine/fatty acid from 0.001/1 to 0.2/1.Type: ApplicationFiled: August 17, 2011Publication date: March 1, 2012Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventor: Toshitaka ISHIZAKI
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Publication number: 20120050732Abstract: In order to provide the high sensitivity SERS active substrates needed for rapid and sensitive chemical/biological agent detection, the present invention provides a Plasmonic Nano-antenna Array (PNA) substrate with large local electromagnetic field enhancements; a controllable and repeatable nano-fabrication process for creating the PNA surface; and a system design for a compact, portable device capable of using the PNA technology to acquire and analyze target molecular samples. Both 2D and 3D systems are provided.Type: ApplicationFiled: August 20, 2011Publication date: March 1, 2012Inventors: Weixing Lu, Allan Roberts
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Patent number: 8123961Abstract: Methods for fabricating sublithographic, nanoscale arrays of openings and linear microchannels utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. Embodiments of the invention use a self-templating or multilayer approach to induce ordering of a self-assembling block copolymer film to an underlying base film to produce a multilayered film having an ordered array of nanostructures that can be removed to provide openings in the film which, in some embodiments, can be used as a template or mask to etch openings in an underlying material layer.Type: GrantFiled: April 20, 2007Date of Patent: February 28, 2012Assignee: Micron Technology, Inc.Inventor: Dan B. Millward
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Publication number: 20120043415Abstract: A bonding lead comprising a core; and a sheath bonded to the core. The core comprises a substrate of fibres coated with nano-objects with at least one dimension between 1 nm and 200 nm. The nano-objects form a continuous electrically conductive network from one end of the bonding lead to the other with some of the nano-objects coating the fibres and others forming bridges between adjacent fibres. The nano-objects may be carbon nanotubes and the core may be woven or knitted. A conductive connector is provided at each end of the bonding lead, for instance a tab formed from an electrically conductive polymer. The lead can be used to dissipate static charge and/or lightning current between components, typically within an aircraft fuel tank.Type: ApplicationFiled: August 18, 2011Publication date: February 23, 2012Applicant: AIRBUS OPERATIONS LTD.Inventors: Andrew Paul Limmack, David Alistair Sutton, Colin John West
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Patent number: 8119032Abstract: The invention provides methods functionalizing a planar surface of a graphene layer, a graphite surface, or microelectronic structure. The graphene layer, graphite surface, or planar microelectronic structure surface is exposed to at least one vapor including at least one functionalization species that non-covalently bonds to the graphene layer, a graphite surface, or planar microelectronic surface while providing a functionalization layer of chemically functional groups, to produce a functionalized graphene layer, graphite surface, or planar microelectronic surface.Type: GrantFiled: June 10, 2008Date of Patent: February 21, 2012Assignee: President and Fellows of Harvard CollegeInventors: Roy G. Gordon, Damon B. Farmer, Charles M. Marcus, James R. Williams