Search Results - Materials

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Highly efficient biobased transparent UV-blocking coatings fabricated using hydroxyethyl cellulose and ZnO nanoparticles
Summary: Iowa State University researchers have developed a thin transparent ink coating with UV-blocking properties and high transparency.Description: Ultra-violet (UV) light is a high-energy light that can cause damage to organic matter, including the degradation of foods and beverages. As such, UV-blocking coatings are typically applied to the o...
Published: 4/9/2019
Category(s): Engineering & Physical Sciences, Materials
Synthesis of high-temperature iron-based superconductors
Summary: ISU and UC-Davis scientists have developed a method for making iron arsenide superconductors via a spark plasma synthesis (SPS) method. Description: Iron-based superconductors are an attractive candidate for practical applications because of their low cost of materials and critical temperatures higher than 20K. Iowa State University and U...
Published: 2/25/2019
Category(s): Materials
Electrocatalyst for water electrolysis
Summary: ISU and Ames Laboratory scientists have developed a metal chalcogenide material for use as a water electrolysis catalyst for the generation of hydrogen. Description: Hydrogen is a unique energy carrier in that it can be produced from a number of diverse pathways utilizing a variety of domestically available feedstock, including natural ga...
Published: 2/14/2019
Category(s): Ames Laboratory, Energy, Cleantech & Environmental, Materials
Two dimensional early transition metal carbides (MXenes) as catalysts for water gas shift and propane dehydrogenation
ISU researchers have developed a new catalyst for efficient conversion of carbon monoxide into carbon dioxide and hydrogen as part of the water gas shift reaction and transforming shale gas efficiently into propylene via propane dehydration. Description: 2D materials have unusual electron, mechanical and optical properties and have been extensivel...
Published: 1/16/2019
Category(s): Energy, Cleantech & Environmental, Engineering & Physical Sciences, Materials
Customized setups for high throughput screening of 3D printable resins
Summary: ISU and Ames Laboratory scientists have developed an adapter that conserves the volume of resin used in the 3D printing of smaller parts. Description: Common commercial 3D-printers have a single build platform that requires a significant volume of material for every printing task, regardless of size of your target part. Consequently, scre...
Published: 1/7/2019
Category(s): Ames Laboratory, Engineering & Physical Sciences, Materials
Modified La-Fe-Si Alloys for Magnetocaloric Applications
Summary: Iowa State University and Ames Laboratory researchers have modified the giant Magneto Caloric Effect alloy La-Fe-Si to create new alloys with greatly improved mechanical properties. Description: Materials with first-order magnetic phase transition (i.e., giant MCE materials) often suffer from high brittleness, making them unsuitable for a...
Published: 7/25/2018
Category(s): Ames Laboratory, Materials
Green, Low Cost, Non-Toxic Technology for PEF Polymer Production
Summary: ISU researchers have demonstrated an inexpensive, commercially available material, as an effective catalyst for the disproportionation or isomerization of armatic carboxylates to dicarboxylates, allowing for new production routes to valuable polymers such as PET and PEF. Description: Dicarboxylic acids, such as terephthalic acid or 2,5- f...
Published: 5/24/2018
Category(s): Energy, Cleantech & Environmental, Materials
Isomerization of Muconic Acid for the Production of Bio-based Terephthalic Acid
Summary: Iowa State University researchers have developed a cost-effective method to isomerize cis-, cis- and cis-, trans- muconic acid to trans-, trans- muconic acid, which readily combines with acetylene via Diels-Alder reaction to create terepthalic acid. Description: Polyethylene-terephthalate (PET) is one of the most abundantly-used thermop...
Published: 5/21/2018
Category(s): Agriculture, Energy, Cleantech & Environmental, Materials
Synthesis of methylammonium lead iodide perovskite films via cation exchange of melt-processed films for photovoltaic applications
Summary: Iowa State University and Ames Laboratory researchers have developed a new method of making perovskite thin films for an absorber layer in photovoltaic cells. Description: Perovskite solar cells have been an area of interest in emerging solar technologies since 2009. With certified power conversion efficiency (PCE) increasing from about 1...
Published: 5/4/2018
Category(s): Ames Laboratory, Energy, Cleantech & Environmental, Materials
Cerium, Cobalt and Copper Alloy doped with Tantalum or/and Iron as a Permanent Magnet Material
Summary: ISU and Ames Laboratory researchers have develop a gap magnet that utilizes trace amount of cheaper, abundant and non-critical cerium (Ce) as an alternative to critical rare-earths containing magnet alloys. This invention makes the magnet significantly cheaper and less dependent on supplies of rare-earth materials, with that performance su...
Published: 4/30/2018
Category(s): Ames Laboratory, Engineering & Physical Sciences, Materials
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