ISU
Home
ISURF/OIPTT
Home
ISURFtech
Home
Advanced
Search
RSS
Feeds

Search Results - Ames Laboratory

47 Results Sort By:
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
Ni-Co-Mn-Ti Intermetallics with Enhanced Magnetocaloric Properties Prepared by Combination of Different Methods
Summary: Iowa State University (ISU) and Ames Laboratory (AL) researchers have developed a method to manufacture Ni-Co-Mn-Ti intermetallics with enhanced magnetocaloric properties. The resultant materials produce an extremely large magnetocaloric effect (MCE) with a modest magnetic field change. The MCE is nearly three times greater at near room te...
Published: 3/20/2018
Category(s): Ames Laboratory, Engineering & Physical Sciences, 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
Feedstock and Heterogeneous Structure for Tough Rare Earth Permanent Magnets and Production Process Thereof
Summary: Iowa State University and Ames Laboratory researchers have developed a method for producing rare earth permanent magnets (REPMs) that reduces their susceptibility to breakage. The process involves unitizing a bimodal or multimodal size distribution of powders in isostatic pressing, which minimizes crack propagation along the grain boundari...
Published: 2/21/2018
Category(s): Ames Laboratory, Engineering & Physical Sciences, Materials
Additive manufacturing of chemically active materials
Summary: ISU researchers in conjunction with Ames Laboratory have developed a method that can 3D print chemically active materials for catalytic applications. Description: Iowa State University researchers in conjunction with Ames Laboratory have made several advances in additive manufacturing (3D printing) devices that now allow for control of ch...
Published: 1/24/2018
Category(s): Ames Laboratory, Engineering & Physical Sciences, Materials, Research Tools & Design Tools
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
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
Preparation of mixed metal chalcogenides by mechanochemical processsing and exfoliation
Summary: ISU and Ames Laboratory researchers have developed a method for easily creating interlayer solid solutions of mixed metal chalcogenides. Description: Mixed metal chalcogenides have numerous applications as oil lubricant additives, photocatalysts, battery materials, super-capacitor electrodes thermoelectric materials, hydrogen storage mate...
Published: 5/24/2017
Category(s): Materials, Ames Laboratory
Modular Unit for Thermal Conductivity Measurements in Multiple Cryogenic/Magnetic Field Environments
Summary: Iowa State University and Ames Laboratory researchers have developed a modular sample stage and thermal conductivity measurement device that is compatible with a variety of cryogenic and magnetic field apparatus. This modular device allows for easy switching between apparatus to perform a variety of measurements without sample or thermome...
Published: 2/16/2017
Category(s): Engineering & Physical Sciences, Materials, Research Tools & Design Tools, Ames Laboratory
1 2 3 4 5