Latest News from: Ames National Laboratory

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Newswise: Scientists reveal the first unconventional superconductor that can be found in mineral form in nature
Released: 13-Mar-2024 9:10 AM EDT
Scientists reveal the first unconventional superconductor that can be found in mineral form in nature
Ames National Laboratory

Scientists from Ames National Laboratory have identified the first unconventional superconductor with a chemical composition also found in nature.

Newswise: Theoretical modeling illuminates a new nonlinear Hall Effect
Released: 30-Oct-2023 11:05 AM EDT
Theoretical modeling illuminates a new nonlinear Hall Effect
Ames National Laboratory

An international team of researchers including a team from the Center for the Advancement of Topological Semimetals (CATS), an Energy Frontier Research Center under the U.S. Department of Energy’s Office of Science led by Ames National Laboratory, experimentally demonstrated a new type of nonlinear Hall effect.

Newswise: Researchers use AI to find new magnetic materials without critical elements
Released: 5-Sep-2023 1:05 PM EDT
Researchers use AI to find new magnetic materials without critical elements
Ames National Laboratory

A team of scientists from Ames National Laboratory developed a new machine learning model for discovering critical-element-free permanent magnet materials based on the predicted Curie temperature of new material combinations.

Newswise: Researchers develop a unique quantum mechanical approach to determining metal ductility
Released: 14-Aug-2023 10:05 AM EDT
Researchers develop a unique quantum mechanical approach to determining metal ductility
Ames National Laboratory

A team of scientists from Ames National Laboratory and Texas A&M University developed a new quantum-mechanics-based approach to predict metal ductility. The team demonstrated its effectiveness on refractory multi-principal-element alloys.

Released: 8-Aug-2023 9:55 AM EDT
Squeeze a little science onto your toothbrush
Ames National Laboratory

Ames National Laboratory partnered with the Colgate-Palmolive Company to improve stannous fluoride, an FDA approved ingredient that prevents tooth decay and plaque formation, and combats gum disease.

   
Newswise: Structure of the elusive boron monoxide finally determined after 83 years
Released: 18-Jul-2023 9:50 AM EDT
Structure of the elusive boron monoxide finally determined after 83 years
Ames National Laboratory

In an effort to discover new 2D materials, a team of scientists from Ames National Laboratory determined the structure of boron monoxide using new NMR methods and previously unavailable analytical tools.

Newswise: Researchers make a surprising discovery about the magnetic interactions in a Kagome layered topological magnet
Released: 11-Jul-2023 8:05 AM EDT
Researchers make a surprising discovery about the magnetic interactions in a Kagome layered topological magnet
Ames National Laboratory

A team from Ames National Laboratory conducted an in-depth investigation of the magnetism of TbMn6Sn6, a Kagome layered topological magnet. They were surprised to find that the magnetic spin reorientation in TbMn6Sn6 occurs by generating increasing numbers of magnetically isotropic ions as the temperature increases.

Newswise: New tool helps improve quantum computing circuit component
Released: 5-Jul-2023 10:05 AM EDT
New tool helps improve quantum computing circuit component
Ames National Laboratory

A team of scientists from Ames National Laboratory in partnership with the Superconducting Quantum Materials and Systems Center, used the terahertz SNOM microscope, originally developed at Ames Lab, to investigate the interface and connectivity of a nano Josephson Junction that was fabricated by Rigetti Computing. The images they obtained with the terahertz microscope revealed a defective boundary in the nano junction that causes a disruption in the conductivity.

Newswise: Scientists make a surprising discovery about magnetic defects in topological insulators
Released: 9-Jun-2023 12:05 PM EDT
Scientists make a surprising discovery about magnetic defects in topological insulators
Ames National Laboratory

Scientists from the Department of Energy’s Ames National Laboratory made an intriguing discovery while characterizing the magnetism in a dilute magnetic topological insulator. Despite this material’s ferromagnetism, they discovered strong antiferromagnetic interactions between some pairs of magnetic defects that play a key role in several families of magnetic topological insulators.

Newswise: Ultralow temperature terahertz microscope capabilities enable better quantum technology
Released: 12-May-2023 1:30 PM EDT
Ultralow temperature terahertz microscope capabilities enable better quantum technology
Ames National Laboratory

A team of scientists from the Department of Energy’s Ames National Laboratory have developed a way to collect terahertz imaging data on materials under extreme magnetic and cryogenic conditions. They accomplished their work with a new scanning probe microscope that was recently developed at Ames Lab. The team used the ultralow temperature terahertz microscope to take measurements on superconductors and topological semimetals that were exposed to high magnetic fields and extremely cold temperatures.

Released: 1-May-2023 12:00 PM EDT
Scientists take an important step towards using quantum computers to advance materials science
Ames National Laboratory

A team of scientists from the U.S. Department of Energy’s Ames National Laboratory demonstrated a way to advance the role of quantum computing in materials research with an adaptive algorithm for simulating materials. Quantum computers have potential capabilities far beyond today’s computers, and using an adaptive algorithm allows them to produce solutions quickly and accurately.

Newswise: New zirconia-based catalyst can make plastics upcycling more sustainable
Released: 22-Feb-2023 10:30 AM EST
New zirconia-based catalyst can make plastics upcycling more sustainable
Ames National Laboratory

A new type of catalyst breaks down polyolefin plastics into new, useful products. This project is part of a new strategy to reduce the amount of plastic waste and its impact on our environment, as well as recover value that is lost when plastics are thrown away. The catalyst was developed by a team from the Institute for Cooperative Upcycling of Plastic (iCOUP), a U.S. Department of Energy, Energy Frontier Research Center.

Newswise: A newly developed catalyst makes single-use plastics easier to upcycle, recycle, and biodegrade
Released: 20-Feb-2023 1:05 PM EST
A newly developed catalyst makes single-use plastics easier to upcycle, recycle, and biodegrade
Ames National Laboratory

Researchers created a new catalyst that transforms hydrocarbons into chemicals and materials that are higher value, easier to recycle, and biodegrade in the environment. This catalyst transforms materials such as motor oil, plastics in single-use grocery bags, water or milk bottles, and their caps, and even natural gas.

Newswise: New hybrid catalyst could help decarbonization and make ethylene production more sustainable
Released: 27-Jan-2023 11:20 AM EST
New hybrid catalyst could help decarbonization and make ethylene production more sustainable
Ames National Laboratory

A new hybrid catalyst converts carbon dioxide into ethylene in one pot. The catalyst was developed by scientists from Ames National Laboratory, Iowa State University, University of Virginia, and Columbia University.

Newswise: New discoveries made about a promising solar cell material, thanks to new microscope
Released: 15-Nov-2022 11:05 AM EST
New discoveries made about a promising solar cell material, thanks to new microscope
Ames National Laboratory

A team of scientists from the Department of Energy’s Ames National Laboratory developed a new characterization tool that allowed them to gain unique insight into a possible alternative material for solar cells.

Newswise: Improving rare-earth-free magnets through microstructure engineering
Released: 8-Nov-2022 6:10 PM EST
Improving rare-earth-free magnets through microstructure engineering
Ames National Laboratory

Researchers from the Department of Energy’s Critical Materials Institute (CMI) and Ames National Laboratory have improved the properties of a rare-earth-free permanent magnet material and demonstrated the process can be upscaled for manufacturing.

Newswise: Fundamental research improves understanding of new optical materials
Released: 20-Sep-2022 3:35 PM EDT
Fundamental research improves understanding of new optical materials
Ames National Laboratory

Research into the synthesis of new materials could lead to more sustainable and environmentally friendly items such as solar panels and light emitting diodes (LEDs). Scientists from Ames National Laboratory and Iowa State University developed a colloidal synthesis method for alkaline earth chalcogenides. This method allows them to control the size of the nanocrystals in the material and study the surface chemistry.

Newswise: A breakthrough in magnetic materials research could lead to novel ways to manipulate electron flow with much less energy loss
Released: 18-Aug-2022 4:45 PM EDT
A breakthrough in magnetic materials research could lead to novel ways to manipulate electron flow with much less energy loss
Ames National Laboratory

Newly discovered magnetic interactions in the Kagome layered topological magnet TbMn6Sn6 could be the key to customizing how electrons flow through these materials. Scientists from the U.S. Department of Energy’s Ames National Laboratory and Oak Ridge National Laboratory conducted an in-depth investigation of TbMn6Sn6 to better understand the material and its magnetic characteristics.

Newswise: Scientists Use Copper Nanowires to Combat the Spread of Diseases
Released: 27-Jul-2022 4:30 PM EDT
Scientists Use Copper Nanowires to Combat the Spread of Diseases
Ames National Laboratory

An ancient metal used for its microbial properties is the basis for a materials-based solution to disinfection. A team of scientists from Ames National Laboratory, Iowa State University, and University at Buffalo developed an antimicrobial spray that deposits a layer of copper nanowires onto high-touch surfaces in public spaces.

Released: 14-Jul-2022 2:05 PM EDT
Ames Laboratory is now Ames National Laboratory
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory has announced a name change, to Ames National Laboratory.

Newswise: A Unique Catalyst Paves the Way for Plastic Upcycling
Released: 26-May-2022 10:55 AM EDT
A Unique Catalyst Paves the Way for Plastic Upcycling
Ames National Laboratory

A recently developed catalyst for breaking down plastics continues to advance plastic upcycling processes. In 2020, a team of researchers led by Ames Laboratory scientists developed the first processive inorganic catalyst to deconstruct polyolefin plastics into molecules that can be used to create more valuable products. Now, the team has developed and validated a strategy to speed up the transformation without sacrificing desirable products.

Newswise: New Fermi arcs could provide a new path for electronics
Released: 24-Mar-2022 5:25 PM EDT
New Fermi arcs could provide a new path for electronics
Ames National Laboratory

Newly discovered Fermi arcs that can be controlled through magnetism could be the future of electronics based on electron spins.

Newswise: Artificial intelligence paves the way to discovering new rare-earth compounds
Released: 18-Mar-2022 2:45 PM EDT
Artificial intelligence paves the way to discovering new rare-earth compounds
Ames National Laboratory

Artificial intelligence advances how scientists explore materials. Researchers from Ames Laboratory and Texas A&M University trained a machine-learning (ML) model to assess the stability of rare-earth compounds. The framework they developed builds on current state-of-the-art methods for experimenting with compounds and understanding chemical instabilities.

Newswise: Green rare-earth recycling goes commercial in the US
Released: 2-Mar-2022 3:05 PM EST
Green rare-earth recycling goes commercial in the US
Ames National Laboratory

An innovative method of recycling rare earth elements from electronic waste has gone commercial. A team of researchers from the Critical Materials Institute (CMI), a U.S. Department of Energy Innovation Hub led by the Ames Laboratory, developed a novel way to extract rare earth elements (rare earths) from the high-powered magnets in electronic waste.

Released: 10-Nov-2021 4:15 PM EST
New algorithms advance the computing power of early-stage quantum computers
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have developed computational quantum algorithms that are valuable tools to gain greater insight into the physics and chemistry of complex materials, and they are specifically designed to work on existing and near-future quantum computers.

Released: 4-Nov-2021 11:10 AM EDT
Two CMI technologies named 2021 R&D100 Award winners
Ames National Laboratory

Two technologies developed by the Critical Materials Institute (CMI) won 2021 R&D 100 Awards in the Mechanical Devices/Materials category.

Released: 28-Oct-2021 5:05 PM EDT
Computational discovery of complex alloys could speed the way to green aviation
Ames National Laboratory

Experts at the U.S. Department of Energy’s Ames Laboratory and their collaborators have identified the way to tune the strength and ductility of a class of materials called high-entropy alloys. The discovery may help power-generation and aviation industry develop more efficient engines.

Released: 25-Aug-2021 4:20 PM EDT
One scientist’s trash is another’s treasure:
Ames National Laboratory

While making materials samples to pursue their own research goals, scientists at the U.S. Department of Energy’s Ames Laboratory discovered that an unwanted byproduct of their experiments was an extremely high-quality and difficult-to-obtain substance sought after by scientists researching layered materials.

Released: 15-Apr-2021 12:05 PM EDT
With this new science, plastics could see a second life as biodegradable surfactants
Ames National Laboratory

Scientists at the Institute for Cooperative Upcycling of Plastics (iCOUP) have discovered a chemical process that provides biodegradable chemicals, which are used as surfactants and detergents in a range of applications, from discarded plastics.

Released: 23-Mar-2021 3:55 PM EDT
Scientists observe complex tunable magnetism tied to electrical conduction in a topological material
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have observed novel helical magnetic ordering in the topological compound EuIn2As2 which supports exotic electrical conduction tunable by a magnetic field.

Released: 17-Mar-2021 4:35 PM EDT
Polystyrene waste is everywhere; scientists just found a way to break it down
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory and their partners from Clemson University have discovered a green, low-energy process to break down polystyrene, a type of plastic that is widely used in foam packaging materials, disposable food containers, cutlery, and many other applications.

Released: 19-Jan-2021 12:00 PM EST
Light-induced twisting of Weyl nodes switches on giant electron current
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory and collaborators at Brookhaven National Laboratory and the University of Alabama at Birmingham have discovered a new light-induced switch that twists the crystal lattice of the material, switching on a giant electron current that appears to be nearly dissipationless. The discovery was made in a category of topological materials that holds great promise for spintronics, topological effect transistors, and quantum computing.

Released: 14-Jan-2021 1:10 PM EST
Borrowing from birds, experts reduce search times for novel high-entropy alloys to seconds
Ames National Laboratory

Computational materials science experts at the U.S. Department of Energy’s Ames Laboratory enhanced an algorithm that borrows its approach from the nesting habits of cuckoo birds, reducing the search time for new high-tech alloys from weeks to mere seconds.

Released: 18-Dec-2020 11:35 AM EST
Making it tougher: Samarium cobalt magnet improvements planned in Ames Lab partnership
Ames National Laboratory

Ames Laboratory will partner with Electron Energy Corporation to improve a mainstay of magnet technology-- the samarium cobalt (SmCo) magnet.

Released: 10-Dec-2020 4:30 PM EST
Scientists look to meteorites for inspiration to achieve critical element-free permanent magnet
Ames National Laboratory

The U.S. Department of Energy’s (DOE’s) Critical Materials Institute has developed a low-cost, high performance permanent magnet by drawing inspiration from an out-of-this-world source: iron-nickel alloys in meteorites. The magnet rivals widely used “Alnico” magnets in magnetic strength and has the potential to fill a strong demand for rare-earth- and cobalt-free magnets in the market.

Released: 19-Oct-2020 12:10 PM EDT
A first-of-its-kind catalyst mimics natural processes to break down plastic and produce valuable new products
Ames National Laboratory

A team of scientists led by the U.S. Department of Energy’s Ames Laboratory has developed a first-of-its-kind catalyst that is able to process polyolefin plastics, types of polymers widely used in things like plastic grocery bags, milk jugs, shampoo bottles, toys, and food containers.

Released: 26-Aug-2020 1:05 PM EDT
New Nitrogen Assembly Carbon catalyst has potential to transform chemical manufacturing
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered a metal-free carbon-based catalyst that has the potential to be much less expensive and more efficient for many industrial concerns, including manufacturing of bio- and fossil fuels, electrocatalysis, and fuel cells.

Released: 20-Jul-2020 2:10 PM EDT
Ames Lab-led research team wins a $12.8M boost from the Department of Energy to tackle plastic upcycling science
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory will lead the Institute for Cooperative Upcycling of Plastics (iCOUP) Energy Frontier Research Center (EFRC), with $12.8 million in funding over four years.

Released: 23-Jun-2020 2:35 PM EDT
Using chaos as a tool, scientists discover new method of making 3D-heterostructured materials
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory and their collaborators from Iowa State University have developed a new approach for generating layered, difficult-to-combine, heterostructured solids. Heterostructured materials, composed of layers of dissimilar building blocks display unique electronic transport and magnetic properties that are governed by quantum interactions between their structurally different building blocks, and open new avenues for electronic and energy applications.

Released: 27-May-2020 5:20 PM EDT
Lograsso named Critical Materials Institute Director
Ames National Laboratory

Dr. Thomas Lograsso has been named director of the U.S. Department of Energy’s Critical Materials Institute (CMI) at Ames Laboratory.

Released: 20-Apr-2020 12:25 PM EDT
New discovery helps close the gap towards optically-controlled quantum computation
Ames National Laboratory

Scientists have discovered a light-induced switching mechanism in a Dirac semimetal. The mechanism establishes a new way to control the topological material, driven by back-and-forth motion of atoms and electrons, which will enable topological transistor and quantum computation using light waves.

Released: 17-Apr-2020 12:35 PM EDT
Finding the beat: New discovery settles a long-standing debate about photovoltaic materials
Ames National Laboratory

Scientists have theorized that organometallic halide perovskites— a class of light harvesting “wonder” materials for applications in solar cells and quantum electronics— are so promising due to an unseen yet highly controversial mechanism called the Rashba effect. Scientists at the U.S. Department of Energy’s Ames Laboratory have now experimentally proven the existence of the effect.

Released: 18-Feb-2020 12:10 PM EST
Topological materials outperform through quantum periodic motion
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered that applying vibrational motion in a periodic manner may be the key to preventing dissipations of the desired electron states that would make advanced quantum computing and spintronics possible.

Released: 7-Feb-2020 5:05 PM EST
Ames Lab’s testing device speeds the way to new refrigeration technology
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory is employing a testing device that pairs materials science with engineering systems development. Called CaloriSMART (Caloric Small-scale Modular Advanced Research Test-stand), the one-of-a-kind system is being used to rapidly test new materials that might eventually be part of an entirely new kind of refrigeration technology.

Released: 7-Feb-2020 4:55 PM EST
Rare-earths experts at CMI debut a unique new research capability
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Critical Materials Institute have a new and more accurate tool—a start-to-finish, controlled atmosphere materials processing system.

Released: 16-Jan-2020 1:25 PM EST
What’s MER? It’s a Way to Measure Quantum Materials, and It’s Telling Us New and Interesting Things
Ames National Laboratory

Experimental physicists have combined several measurements of quantum materials into one in their ongoing quest to learn more about manipulating and controlling the behavior of them for possible applications. They even coined a term for it-- Magneto-elastoresistance, or MER.

Released: 6-Nov-2019 10:05 AM EST
Under pressure: a new experimental apparatus gathers more insight on magnetic and superconducting states
Ames National Laboratory

Ames Laboratory is using a new experimental apparatus that gathers more insight on magnetic and superconducting states in materials.

Released: 30-Oct-2019 9:50 AM EDT
How do you know it’s perfect graphene?
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered an indicator that reliably demonstrates a sample’s high quality, and it was one that was hiding in plain sight for decades.

Released: 3-Oct-2019 11:05 AM EDT
How long does memory last? For shape memory alloys, the longer the better
Ames National Laboratory

Ames Laboratory researchers heated shape memory alloys inside a transmission electron microscope (TEM), so that they could observe phase transitions in real time. The information could lead to more reliable SMAs for applications.

Released: 13-Aug-2019 1:05 PM EDT
Scientists discover potential path to improving samarium-cobalt magnets
Ames National Laboratory

Scientists have discovered a potential tool to enhance magnetization and magnetic anisotropy, making it possible to improve the performance of samarium-cobalt magnets.


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