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Search Results - Energy, Cleantech & Environmental

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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
Method for Synthesizing Magnet Alloys via Thermal Spray Using Recycled Material
Summary: Iowa State University and Ames Laboratory researchers have developed a method to recycle rare earth elements (REE) waste from magnet processing as well as REE from end-of-life magnets using a very simple and economical process. The process involves creating new magnetic material through a thermal spray technique, resulting in magnets with...
Published: 9/1/2017
Category(s): Ames Laboratory, Energy, Cleantech & Environmental, Engineering & Physical Sciences, Materials
Highly porous thermoelectric nanocomposite with low thermal conductivity
Summary: Iowa State University researchers have developed a method for making a thermoelectric nanocomposites using limited materials. Stage2.png Development Stage: Description: ISU researches have developed a method of making porous bismuth telluride selenide (Bi2(Te,Se)3), a superior replacement in thermoelectric devices to bismuth telluride(B...
Published: 7/12/2017
Category(s): Energy, Cleantech & Environmental, 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
Nano-patterning Methods Including: (1) Patterning of Nanophotonic Structures at Optical Fiber Tip For Refractive Index Sensing and (2) Plasmonic Crystal Incorporating Graphene Oxide for Detection of Gaseous/Aqueous compounds
Summary: ISU researchers have developed a process that relates to nano-patterning at the tip of an optic fiber for waveguide and remote sensing functionalities. The invention includes techniques of nanopatterning that can be less complex as well as high resolution and rapid. Using these developments, researchers have created a new sensor built on ...
Published: 12/13/2016
Category(s): Agriculture, Energy, Cleantech & Environmental
Silica Encapsulation of Ureolytic Bacteria for Self-healing of Cement-Based Composites
Summary: Iowa State University researchers have developed a method to encapsulate bacteria for incorporation into concrete as the basis for self-healing of cracks. Description: Microbially-Induced Carbonate Precipitation has been well studied as a mechanism for the surface repair of concrete structures and soil stabilization. Use of MICP in concr...
Published: 12/13/2016
Category(s): Energy, Cleantech & Environmental, Materials
Electrophoretic Soil Nutrient Sensor for Agriculture
Summary: ISU researchers have developed an in situ, electrophoresis based microfluidics ion nutrient sensor for the detection of anions in a soil solution extracted from the soil. The sensors offers a new capability to analyze concentrations of various anions as well as cations, in automated extracted soil solutions with both high specificity and ...
Published: 11/21/2016
Category(s): Agriculture, Energy, Cleantech & Environmental, Sensors & Controls
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