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19 Results for 'Metals'
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Technology
Intermetallic Compounds Of Cobalt As Targets For The Production Of Theranostic Radionuclides
UW Madison researchers have developed cobalt intermetallic compounds that include cobalt and a second element. The isotopes of the second element in the compounds are present in their natural isotopic...
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Paul Ellison, Robert Nickles, Todd Barnhart, Jonathan Engle, Christopher Kutyreff | P190208US02
Technology
METAL-METAL BONDED AMMONIA OXIDATION CATALYSTS
UW-Madison researchers have developed a diruthenium containing catalyst capable of efficiently converting ammonia to nitrogen in the presence of oxygen. These catalysts, which generally facilitate mul...
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John Berry, Christian Wallen, Tristan Brown, Sungho Park | P200013US02
Technology
Knife Blade Edge Serrations And Method Therefor
Various aspects of the present disclosure are directed toward blades having serrations, and methods for forming the serrations. As may be implemented in accordance with one or more embodiments, laser ...
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Justin Morrow, Frank Pfefferkorn | P160255US01
Technology
Corrosion Resistive Materials, Systems, And Methods Of Forming And Using The Materials And Systems
A method to reduce corrosion rates of materials at high temperatures may include heating a mixture and applying the heated mixture to a material to be rendered thermodynamically noble. The mixture may...
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Mark Anderson, Anthony Schroeder, Jacob Mahaffey | P170333US02
Technology
Metal-Organic Pulsed Laser Deposition For Stoichiometric Complex Oxide Thin Films
Methods and systems for forming complex oxide films are provided. Also provided are complex oxide films and heterostructures made using the methods and electronic devices incorporating the complex oxi...
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Chang-Beom Eom, Jungwoo Lee | P170257US01
Technology
Novel 3-D Powder Refractory Materials for Investment Casting
Investment casting is a common technique used to produce high-quality cast metal parts. Current metal casting methods, such as investment casting, typically require several days from first pattern dip...
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Daniel McGuire, Eric Hellstrom, Charles Olson | T130023US02
Technology
Improved Manufacture of Porous Materials for Catalysis and More
Porous materials are used in a wide variety of scientific and industrial applications including catalysis, energy storage and emerging biomedical technologies. Types include porous zeolites (commonly ...
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John Perepezko | P160073US01
Technology
Coating Extends Life of Catalytic System
Biomass processing and many other industrial catalytic reactions are performed in hot, liquid conditions. These hydrothermal reactions may be carried out at elevated temperatures (e.g., 200 degrees C)...
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James Dumesic, Yomaira Pagan-Torres, Jeffrey Elam, Christopher Marshall, Joseph Libera | P140345US01
Technology
Oxidation Resistant Coatings for Ultra-High Temperature Transition Metals and Metal Alloys
Components that operate under high temperatures and pressures, such as those used in turbines and airplane brakes, require materials with excellent chemical and physical properties. Nickel-based alloy...
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John Perepezko, Joon Park, Ridwan Sakidja | P03195US
Technology
Improved Immiscible Alloy Formation with Stabilizing Nanoparticles
Immiscible alloys are composed of materials that meld together above a certain temperature but become unstable and separate as the solution cools. For example, elements like bismuth or tin may coagula...
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Xiaochun Li, Lianyi Chen, Jiaquan Xu | P120305US01
Technology
Low-Temperature, Corrosion-Resistant Integrated Metal Coatings to Improve Efficiency of Coal Plants
In 2008, coal-fired power plants generated 49 percent of electricity consumed in the U.S., more than twice that of any other energy resource. Coal is an important fossil fuel because world coal r...
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John Perepezko, Ridwan Sakidja | P08213US
Technology
Improved Method for Incorporating and Uniformly Dispersing Nanoparticles into Metal-Based Materials
A nanocomposite is a reinforcing material that can be added to conventional materials to make them lightweight and ductile while also increasing their strength. Nanocomposites having high strength-to-...
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Xiaochun Li, Hongseok Choi, Lianyi Chen, Jiaquan Xu | P120090US01
Technology
Production of Nanoparticle Reinforced Metal-Matrix Nanocomposites from Master Nanocomposites
A nanocomposite includes a matrix material to which nanoparticles (with a size of about 1.0 nm to a few hundreds of nanometers) have been added to improve a particular property of the material. For ex...
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Xiaochun Li, Michael DeCicco, Dake Wang, Hongseok Choi | P110276US01
Technology
Oxidation-Resistant Coatings for Ultra-High Temperature Ceramic-Based Materials
Ultra-high temperature ceramics (UHTCs), SiC-based ceramic matrix composites (CMCs) and cermets are all materials that can be used in high temperature environments; however, these materials need prote...
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John Perepezko, Ridwan Sakidja, Patrick Ritt | P110178US01
Technology
Method and Apparatus for Producing Colloidal Nanoparticles in a Dense Medium Plasma
Nanoparticles are important components in the development of sensor, aerosol, filter, biomedical, dielectric, optical and electronic applications. Various procedures to produce nanoparticles exist; ho...
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Ferencz Denes, Noah Hershkowitz, Sorin Manolache | P00238US
Technology
Semi-Solid Forming of Metal-Matrix Nanocomposites
Semi-solid casting (SSC) is a high-integrity die casting technique, wherein metal is injected into a mold cavity in a semi-liquid/solid state with a “slushy” consistency. Semi-solid metal ...
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Xiaochun Li, Lih-Sheng Turng, Michael DeCicco | P05344US
Technology
Arc-Enhanced Friction Stir Welding
In friction stir welding (FSW), a rotating, cylindrical tool with a pin on its end is slowly plunged into a workpiece and moved along the joint to be welded. As the tool rotates, it generates friction...
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Sindo Kou, Guoping Cao | P05041US
Technology
Friction-Stir Welding of Dissimilar Metals with High Weld Strength
Recent surveys have identified welding of dissimilar metals as a top priority in materials joining technology. Friction-stir welding currently is the best potential process for welding dissimilar meta...
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Sindo Kou, Vahid Firouzdor | P09344US01
Technology
Nanoporous Protective Coatings for Corrosion and Wear Resistance of Metal Substrates
Heat exchangers are used in chemical processing; power production; household appliances such as air conditioners, refrigerators and space heaters; and even automobile radiators. Plate heat excha...
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Marc Anderson, Maria Isabel Tejedor-Anderson, Ole Christensen | P08101US02