Universal Printing via Solvent Assisted Mechanical Bonding
Summary:
Iowa State University researchers have developed a method of using undercooled metal particles for adhesives to irregular surfaces, including to bio-based surfaces. Certain surfaces are difficult to adhere metal to. This technology allows the creation of heat-free mechanical-bonding driven, reversible printing of metallic conductive traces...
Published: 8/15/2022
Category(s): Engineering & Physical Sciences, Materials
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Process and annealing of a liquid metal composite with microstructure control for thermally conductive soft material
Summary:
Iowa State University researchers have developed a material where a liquid metal is embedded into an elastomer. The liquid metal particles can be annealed after stretching providing directionality to a high degree of thermal conductivity. ISURF #04968 describes a material similar to ISURF #04969 but is electrically insulative.
Description:...
Published: 8/15/2022
Category(s): Materials
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A method of patterning surface oxides or analogous adducts on the surface of a metal
Summary:
Iowa State University researchers have developed a method to create texture and patterns onto the surface of metal particles. Utilizing a thermal-oxidative compositional inversion (TOCI), these particles can be modified on their surface to create different reactivities and surface textures based on the oxidation that occurs on selective...
Published: 8/15/2022
Category(s): Materials
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Catalytic upcycling of polyolefins into fatty alcohols and fatty acids
Summary:
ISURF #05189 describes the conversion of waste polyolefins into fatty alcohols or fatty acids by early metal or lanthanide-catalyzed chain cleavage. The alcohols or acids derived by this method are high value and useful as surfactants, detergent agents, or lubricants.
Description:
The catalyst supports a pseudo reverse-polymerization...
Published: 8/17/2022
Category(s): Energy, Cleantech & Environmental, Materials, Ames Laboratory
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Acetylated methacrylated glycerol as a biobased substitute for hard, rigid thermoplastic and thermoset materials
Summary:
Iowa State University researchers have produced a hard block thermoplastic from glycerol. Glycerol, which is produced abundantly during biodiesel refinement, is reacted with methacrylic acid and acetic anhydride. The resultant product is a hard block thermoplastic with tunable characteristics from biorenewable materials.
Description:...
Published: 8/15/2022
Category(s): Engineering & Physical Sciences, Materials
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Interstitial Control during Additive Manufacturing
Summary: ISURF #4767 is a method to accurately predict, and thus control, the final composition of additively manufactured metal parts.Description: Metal-based additive manufacturing (AM) is a rapidly growing method in the production of intricate or complex parts. Currently, there is no standard method to predict the composition of the as-deposited...
Published: 2/16/2022
Category(s): Energy, Cleantech & Environmental, Materials
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Synthesis of pure or doped porous oxide materials through self-assembly of coordination polymerization
Summary:
A simple, effective and controllable synthetic method for porous materials for markets of photo-catalysis, carbon capture, gas storage & separation and beyond
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Description:
Porous materials are of technological significance in a broad range of market applications in catalysis, CO2 capture, gas storage,...
Published: 2/11/2022
Category(s): Engineering & Physical Sciences, Materials
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Concentration enrichment, separation, and cation exchange in water-in-oil droplets
Summary:
ISURF #05086 describes a type of droplet manipulation for microfluidic devices using interface electrokinetic ion concentration polarization (ICP). ICP is a phenomenon in which ionic species are locally enriched and depleted at opposing ends of an ion selecting mechanism such as a bipolar electrode. This allows a degree of control over...
Published: 2/16/2022
Category(s): Engineering & Physical Sciences, Materials
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Transition Metal Carbides for Direct Catalytic Methane Conversion
Summary: ISU researchers have developed a transition metal carbide for the conversion of methane into a variety of higher value chemicals. Particularly this technology enables conversion from methane to C2 hydrocarbons.Description: The conversion of methane to higher value chemicals presents many technical challenges that has thus far prevented commercial...
Published: 2/11/2022
Category(s): Energy, Cleantech & Environmental, Engineering & Physical Sciences, Materials
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Sustainable organic corrosion inhibitors
Summary: ISURF 05029 describes a method of preventing metal corrosion by the use of corrosion inhibitors made from naturally occurring pyrones. This technology describes the use of adsorption inhibitors derived from opuntiol in order to prevent acid corrosion of metal and metal alloys.Description: Damage due to metal corrosion accounts for 4.0% of the...
Published: 2/11/2022
Category(s): Materials
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