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Search Results - Energy, Cleantech & Environmental

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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
Polymers for Caloric Applications
Summary: Iowa State University and Ames Laboratory researchers have developed a new polymeric material that provides a larger electrocaloric effect than previously known polymer materials. Description: Highly-efficient, solid-state cooling devices offer the promise of greatly improved energy efficiency relative to vapor-compression refrigeration s...
Published: 2/26/2018
Category(s): Ames Laboratory, Energy, Cleantech & Environmental, Engineering & Physical Sciences, Materials
Alignment Promoted in Heat Treatable Magnets Through Application of External Applied Magnetic Field at the Start of Binder-Assisted Molding
Summary: Iowa State University and Ames Laboratory researchers have developed a method to produce sintered, final-shape magnets with high density and aligned microstructure. The resulting permanent magnets feature higher energy product and improved remanence versus standard processing, with improved performance in motors and generators. Descripti...
Published: 11/20/2017
Category(s): Ames Laboratory, Energy, Cleantech & Environmental, Materials
Propane Dehydrogenation over Carbide Catalysts with High Selectivity
Summary: Iowa State University researchers have developed a propane dehydrogenation method to transform shale gas efficiently to propylene, which allows a new route to the second most abundant polymer, polypropylene. This is the first example of using carbide nanostructures for the catalytic dehydrogenation of propane, propylene selectivity was sho...
Published: 9/13/2017
Category(s): Energy, Cleantech & Environmental, Engineering & Physical Sciences, Materials
Aluminum-Alkaline Metal-Metal Composite Conductor
Summary: Iowa State University and Ames Laboratory researchers have developed a high strength, lightweight aluminum wire for high-voltage power transmission with reduced electrical resistance for overhead electrical lines. Description: High-voltage electric power transmission cables based on pure aluminum strands with a stranded steel core (ACSR) ...
Published: 5/24/2017
Category(s): Ames Laboratory, Energy, Cleantech & Environmental, Materials
Metabolically Engineered Membrane Proteins for Improved Membrane Integrity and Production of Fatty Acids in Escherichia coli
Summary: ISU researchers developed a method of increasing the yield of high value fatty acids produced by E. coli Stage1.png Development Stage: Description: Increasing productivity in the fermentative production of chemicals often hits a ceiling in product titer, either as a result of suppression in expression of enzymes necessary for the product...
Published: 12/21/2016
Category(s): Energy, Cleantech & Environmental, Materials
Oxy-Sulfide-Nitride Mixed Network Former High Ion Conductivity Solid Electrolytes
Summary: ISU researchers have developed a compound to replace the liquid electrolyte that is used in lithium ion batteries with a safer solid matrix for use in a sodium ion battery alternative. Stage2.png Development Stage: Description: Lithium ion batteries have become ubiquitous in our society, powering almost all cell phones, laptops, and ele...
Published: 12/16/2016
Category(s): Energy, Cleantech & Environmental, Materials
Acid-Free Dissolution and Separation of Rare-earth Metals
Summary: ISU and Ames Laboratory researchers have developed a method to effectively recycle rare earth elements through simple REDOX reactions allowing for aqueous processing. This replaces the need for dangerous and environmentally unfriendly acids. Stage2.png Development Stage: Description: Rare earth elements (REE) have seen a sharp increase i...
Published: 12/16/2016
Category(s): Energy, Cleantech & Environmental, Materials, Ames Laboratory
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