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US20130230717 COPPER NANOSTRUCTURES AND METHODS FOR THEIR PREPARATION  
Copper nanostructures with relatively small dimensions and method for producing such structures are discloses. The ratios of the various reaction products may be adjusted to produce pentagonal...
US20120164073 Stable nanoparticles, nanoparticle-based imaging systems, nanoparticle-based assays, and in vivo assays for screening biocompatibility and toxicity of nanoparticles  
Nanoparticles, such as noble metal nanoparticles, having improved stability against aggregation in aqueous solution are provided. In addition to having improved stability against aggregation, the...
US20120055873 GREEN SYNTHESIS OF NANOMETALS USING PLANT EXTRACTS AND USE THEREOF  
The present invention relates to methods of making and using and compositions of metal nanoparticles formed by green chemistry synthetic techniques. For example, the present invention relates to...
US20130118775 METAL NANOWIRES, NANOMESH, AND A METHOD OF FABRICATION  
The present invention relates to a method of forming copper nanowires with a metallic coating. In a preferred embodiment, the metallic coating is copper. Due to the metal coating, the nanowires...
US20120134873 METHOD FOR FABRICATING A GOLD NANOPARTICLE  
The present invention is directed to a method for fabricating a gold nanoparticle, the method comprising the steps of contacting a gold ion with a protein, wherein the protein has an inner cavity...
US20150148870 NOBLE METAL NANOPARTICLES, METHOD FOR PREPARING THE SAME AND THEIR APPLICATION  
The present invention discloses a method for preparing noble metal nanoparticles, comprising the following steps: a) preparing an Olea Europaea fruit extract; b) preparing an Acacia Nilotica...
US20130177471 COPPER POWDER FOR CONDUCTIVE PASTE AND METHOD FOR PRODUCING SAME  
There are provided a copper powder for conductive paste, which comprises monodisperse and spherical fine copper particles having a sharp particle size distribution and containing no coarse...
US20130230737 COPPER NANOWIRE PREPARATION METHODS AND COMPOSITIONS  
Methods are disclosed for preparing copper nanowires that do not rely on highly reactive reagents, highly corrosive solutions, high temperatures, or long reaction times. Nanowires produced from...
US20110281421 PROCESS FOR PRODUCING POWDERS OF GERMANIUM  
A method of producing a powder of crystalline germanium.
US20140315039 METHOD FOR PRODUCING FINE TUNGSTEN POWDER  
A method for finely powdering tungsten powder, which includes dispersing tungsten powder in an aqueous solution containing an oxidizing agent to form an oxide film in the surface of the tungsten...
US20110064604 PARTICULATE TIN POWER AND MANUFACTURING METHOD THEREOF  
The present invention relates to particulate tin powder and a manufacturing method thereof. More particularly, the present invention relates to a method of manufacturing particulate tin powder...
US20130298732 METHODS FOR CONTROLLING METAL NANOSTRUCTURES MORPHOLOGY  
Described herein are methods of controlling metal nanowire morphologies by adjusting the reaction conditions of a polyol synthesis. In particular, by purging the reaction with an inert gas,...
US20110272642 COMPOSITION CONTAINING FINE SILVER PARTICLES, PRODUCTION METHOD THEREOF, METHOD FOR PRODUCING FINE SILVER PARTICLES, AND PASTE HAVING FINE SILVER PARTICLES  
A composition containing fine silver particles which have a uniform particle size, can form a fine drawing pattern, and have a small environmental impact, a method for producing that composition,...
US20130305881 METHOD FOR SYNTHESIZING SELF-ASSEMBLING NANOPARTICLES  
Embodiments disclosed herein relate to a method for synthesizing self-assembling nanoparticles with defined plasmon resonances. More particularly, certain embodiments disclosed herein relate to an...
US20110189483 Gram-Scale Synthesis of Well-Defined Gold Nanorods  
A method of making gold nanorods wherein the total mass of gold nanorods is more than one gram includes (1) adding a seed solution containing gold nanostructures and/or residual NaBH4 reducing...
US20120180600 Method for Producing High-Purity Tungsten Powder  
Provided is a method for producing a high-purity tungsten powder having a phosphorus content of less than 1 wtppm; wherein an ammonium tungstate solution containing 1 wtppm or more of phosphorus...
US20140199204 CUPROUS OXIDE POWDER AND METHOD FOR PRODUCING SAME  
There are provided a cuprous oxide powder having a smaller particle diameter than that of conventional cuprous oxide powders, and a method for producing the cuprous oxide powder by a chemical...
US20140342497 SODIUM/MOLYBDENUM COMPOSITE METAL POWDERS, PRODUCTS THEREOF, AND METHODS FOR PRODUCING PHOTOVOLTAIC CELLS  
A method for producing a metal article may include: Producing a supply of a composite metal powder by: providing a supply of molybdenum metal powder; providing a supply of a sodium compound;...
US20120235095 HIGH-YIELD SYNTHESIS OF GOLD NANORODS WITH OPTICAL ABSORPTION AT WAVELENGTHS GREATER THAN 1000NM USING HYDROQUINONE  
The present invention provides improved methods for preparing cetyltrimethylammonium bromide-capped gold nanoparticles through the use of hydroquinone as a reducing agent. Such methods generally...
US20110005353 Magnetic metal powder and method of producing the powder  
A magnetic metal powder having fluidity is provided which is composed of FePt nanoparticles synthesized by the polyol synthesis method that possess fct (face-centered tetragonal) structure and...
US20140104606 NANOPOROUS GOLD NANOPARTICLES AS HIGH-PAYLOAD MOLECULAR CARGOS, PHOTOTHERMAL/PHOTODYNAMIC THERAPEUTIC AGENTS, AND ULTRAHIGH SURFACE-TO-VOLUME PLASMONIC SENSORS  
A nanoporous gold disk (NPGD) as a novel surface-enhanced Raman spectroscopy (SERS) substrate. NPGD has SERS enhancement factor similar to that of gold nanoshells, but allows, for example, at...
US20130323115 METHOD OF MANUFACTURING SILVER PLATELETS  
The present invention provides an aqueous solution-based method for producing nano-sized silver platelets, which employs the controlled mixing of a silver ion solution, a reducing solution, and an...
US20150099136 SILVER POWDER AND METHOD FOR PRODUCING SAME  
A method for producing silver powder wherein a silver solution containing a silver complex and a reductant solution are continuously mixed to provide a reaction liquid, the method including: a...
US20090183599 MINERAL EXTRACTION SYSTEM AND PROCESS  
A trench leaching system including a tank containing a charge of ore flooded with a liquid solvent up to the level of a gutter. A pump recirculates the solvent upwardly through the charge of ore...
US20090050239 BRAZING FLUX POWDER FOR ALUMINUM-BASED MATERIAL AND PRODUCTION METHOD OF FLUX POWDER  
It is aimed at providing a brazing flux powder, which exhibits an excellent spreadability in case of brazing of an Mg-containing aluminum-based material, which is non-corrosive and is thus...
US20120301742 ZERO-VALENT CATALYSIS OF METAL ION REDUCTION METHODS, COMPOSITIONS, AND ARTICLES  
Nanowire preparation methods, compositions, and articles are disclosed. Such methods, which reduce metal ions to metal nanowires in the presence of zero-valent metal atoms, are capable of...
US20100192728 Spherical Copper Fine Powder and Process for Producing the Same  
Provided is spherical copper fine powder in which the average grain size of copper fine powder is 0.05 μm or more and 0.25 μm or less. Additionally provided is a method of producing spherical...
US20100075137 CARBON NANOTUBE SYNTHESIS USING REFRACTORY METAL NANOPARTICLES AND MANUFACTURE OF REFRACTORY METAL NANOPARTICLES  
Fabrication of refractory metal nanoparticles and carbon nanotubes is disclosed. As an example, a method may include providing a solvent and providing a surfactant having a first surfactant...
US20140306167 SILVER POWDER, METHOD FOR PRODUCING SILVER POWDER, AND CONDUCTIVE PASTE  
The present invention provides a method for producing silver powder having a low content of chlorine, and provides a conductive paste containing the obtained silver powder. In the case where...
US20100200501 GREEN SYNTHESIS OF NANOMETALS USING PLANT EXTRACTS AND USE THEREOF  
The present invention relates to methods of making and using and compositions of metal nanoparticles formed by green chemistry synthetic techniques. For example, the present invention relates to...
US20120237831 TIN NANOPARTICLES AND METHODOLOGY FOR MAKING SAME  
A method of preparing tin (Sn) nanoparticles based on a bottom-up approach is provided. The method includes combining a first solution comprising Sn ions with a second solution comprising a...
US20140308537 METHOD FOR FABRICATING HOLLOW METAL NANO PARTICLES AND HOLLOW METAL NANO PARTICLES FABRICATED BY THE METHOD  
The present application provides a method for fabricating hollow metal nano particles and hollow metal nano particles fabricated by the same.
US20120238443 MANUFACTURE OF BASE METAL NANOPARTICLES USING A SEED PARTICLE METHOD  
The present invention is directed to a process for manufacture of base metal nano-particles using precious metal seed particles. The process comprises the steps of mixing at least one base metal...
US20090071292 PREPARATION OF SILVER SPHERES BY THE REDUCTION OF SILVER POLYAMINE COMPLEXES  
Dispersed uniform spherical silver particles were prepared in the absence of a protective colloid by rapidly mixing concentrated iso-ascorbic acid and silver-polyamine complex solutions.
US20110165420 NICKEL-IRON-ZINC ALLOY NANOPARTICLES  
Nickel-iron-zinc alloy nanoparticles of the present invention are in the form of tabular particles having a thickness of 1 μm or less and an aspect ratio of 2 or more, wherein the (220) plane...
US20130133483 Synthesis of Nanoparticles Using Reducing Gases  
Selective gas-reducing methods for making shape-defined metal-based nanoparticles. By avoiding the use of solid or liquid reducing reagents, the gas reducing reagent can be used to make shape...
US20120100374 METAL NANOPARTICLES AND METHODS FOR PRODUCING AND USING SAME  
A composition may have metal nanoparticles having a diameter of 20 nanometers or less and have a fusion temperature of less than about 220° C. A method of fabricating the metal nanoparticles may...
US20060216512 Method of producing a powder, powder, and multilayered ceramic capacitor using the same  
An object of the present invention is to make a core/shell structured powder different in composition between the inside the particle and the surface thereof before sintering, so that it is...
US20140069233 TITANIUM METAL POWDER PRODUCED FROM TITANIUM TETRACHLORIDE USING AN IONIC LIQUID AND HIGH-SHEAR MIXING  
Titanium tetrahalide (preferably titanium tetrachloride) is reduced to titanium metal particles by reaction with an alkali metal dispersed in a non-aqueous, organic ionic liquid. The dispersion is...
US20130084238 METHOD OF MAKING NANOMATERIAL AND METHOD OF FABRICATING SECONDARY BATTERY USING THE SAME  
Disclosed are a method of making a nanomaterial and a method of fabricating a lithium secondary battery using the same. The method of making a nanomaterial includes preparing a mixed solution...
US20120034129 PRODUCTION METHOD FOR A METAL NANOSTRUCTURE USING AN IONIC LIQUID  
The present invention provides a method of forming metal nanostructures, and, more particularly, a method of uniformly forming various shapes of nanostructures, such as cubic or octahedral...
US20130283974 Methods of manufacturing high aspect ratio silver nanowires  
A process for manufacturing high aspect ratio silver nanowires is provided, wherein the recovered silver nanowires exhibit an average diameter of 25 to 80 nm and an average length of 10 to 100 μm;...
US20090297388 CRYSTALLINE NOBEL METAL NANOSTRUCTURES AND METHODS FOR THEIR PREPARATION  
Crystalline noble metal nanostructures and methods for their preparation.
US20130084210 SURFACTANTLESS METALLIC NANOSTRUCTURES AND METHOD FOR SYNTHESIZING SAME  
Disclosed are nanowires and a nanowire synthesis method, with the nanowires synthesized by adding first and second solutions into a vessel containing a porous template, the first solution added on...
US20150034883 SPHERICAL SILVER POWDER AND METHOD FOR PRODUCING SAME  
While a water reaction system containing silver ions is irradiated with ultrasonic waves to cause cavitation therein, a reducing agent containing solution, which contains an aldehyde as a reducing...
US20150217375 METHOD FOR PRODUCING SILVER NANO-PARTICLES AND SILVER NANO-PARTICLES  
The present invention provides a silver nano-particle production method which is safe and simple also in terms of scaled-up industrial-level production, in a so-called thermal decomposition method...
US20120037041 METHOD FOR PRODUCING METAL NANOPARTICLES AND NANOPARTICLES OBTAINED IN THIS WAY AND USE THEREOF  
The invention relates to a method for producing metal nanoparticles, wherein metal ions are reduced by means of at least one reducing agent in the presence of at least one polymer stabilizer and...
US20150017465 SILVER POWDER AND METHOD FOR PRODUCING SAME  
The present invention provides a method for producing a silver powder, the method being capable of producing a silver powder with high productivity and at low cost, the silver powder having an...
US20140003991 NANOPARTICLE COMPOSITION AND METHODS OF MAKING THE SAME  
A method of fabricating copper nanoparticles includes heating a copper salt solution that includes a copper salt, an N,N′-dialkylethylenediamine, and a C6-C18 alkylamine in an organic solvent to a...
US20110127464 NANOPARTICLE COMPOSITION AND METHODS OF MAKING THE SAME  
A method of fabricating copper nanoparticles includes heating a copper salt solution that includes a copper salt, an N,N-dialkylethylenediamine, and a C6-C18 alkylamine in an organic solvent to a...

Matches 1 - 50 out of 235 1 2 3 4 5 >