Latest News from: Ames National Laboratory

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Released: 8-Jul-2019 9:40 AM EDT
Pairing "glue" for electrons in iron-based high-temp superconductors studied
Ames National Laboratory

Newly published research from a team of scientists led by the U.S. Department of Energy’s Ames Laboratory sheds more light on the nature of high-temperature iron-based superconductivity.

Released: 20-Jun-2019 3:05 PM EDT
Advanced NMR at Ames Lab Captures New Details in Nanoparticle Structures
Ames National Laboratory

Advanced nuclear magnetic resonance (NMR) techniques at the U.S. Department of Energy’sAmes Laboratory have revealed surprising details about the structure of a key group ofmaterials in nanotechology, mesoporous silica nanoparticles (MSNs), and the placement of their active chemical sites.

Released: 22-May-2019 2:05 PM EDT
Ames Laboratory names James Morris Chief Research Officer
Ames National Laboratory

Dr. James Morris has been named Chief Research Officer at the Department of Energy’s (DOE) Ames Laboratory. His appointment follows an extensive search and will be effective June 17, 2019.

Released: 10-May-2019 10:05 AM EDT
2D insulators with ferromagnetic properties are rare; researchers just identified a new one
Ames National Laboratory

Collaborating scientists at the U.S. Department of Energy’s Ames Laboratory, Brookhaven National Laboratory, and Princeton University have discovered a new layered ferromagnetic semiconductor, a rare type of material that holds great promise for next-generation electronic technologies.

Released: 11-Apr-2019 2:05 PM EDT
New microscopy method provides more details about nanocomposites
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have developed a new microscopy approach for imaging gel nanocomposites in their natural state, which will reveal more useful information about their assembly and properties.

Released: 5-Apr-2019 2:05 PM EDT
Squeezed nanocrystals: A new model predicts their shape when blanketed under graphene
Ames National Laboratory

In a collaboration between the U.S. Department of Energy’s Ames Laboratory and Northeastern University, scientists have developed a model for predicting the shape of metal nanocrystals or “islands” sandwiched between or below two-dimensional (2D) materials such as graphene. The advance moves 2D quantum materials a step closer to applications in electronics.

Released: 2-Apr-2019 10:05 AM EDT
Scientists capture live, atomic-level detail of nanoparticle formation
Ames National Laboratory

Scientists at the Sensitive Instrument Facility of the U.S. Department of Energy’s Ames Laboratory achieved real-time atom rearrangement monitoring using aberration-corrected scanning transmission electron microscopy during the synthesis of intermetallic nanoparticles (iNPs).

Released: 25-Mar-2019 1:05 PM EDT
Getting to the root of the mystery:
Ames National Laboratory

To better understand the rhizosphere, a new research endeavor at the U.S. Department of Energy’s Ames Laboratory will develop a model instrument that will enable scientists to look at the biological interactions in the rhizosphere in real time, in the field-- a capability that doesn’t currently exist.

Released: 27-Feb-2019 4:05 PM EST
Scientists measure exact edge between superconducting and magnetic states
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have developed a method to accurately measure the “exact edge” or onset at which a magnetic field enters a superconducting material.

Released: 23-Jan-2019 12:05 PM EST
Taking magnetism for a spin:
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered the relaxation dynamics of a zero-field state in skyrmions, a spinning magnetic phenomenon that has potential applications in data storage and spintronic devices.

Released: 9-Jan-2019 12:05 PM EST
What should we do about single-use plastics?
Ames National Laboratory

A whole host critical plastic uses--- from the polypropylene syringes in your doctor’s office to the polystyrene packaging around your chicken at the grocery store--- probably aren’t going away any time soon. What should we do with this waste?

Released: 2-Jan-2019 4:20 PM EST
Physicists Uncover New Competing State of Matter in Superconducting Material
Ames National Laboratory

A team of experimentalists at the U.S. Department of Energy’s Ames Laboratory and theoreticians at University of Alabama Birmingham discovered a remarkably long-lived new state of matter in an iron pnictide superconductor, which reveals a laser-induced formation of collective behaviors that compete with superconductivity.

Released: 19-Dec-2018 4:05 PM EST
Crystallizing success: New crucible design makes materials research safer, more accurate
Ames National Laboratory

Paul Canfield, a condensed matter physicist at Ames Laboratory, teamed up with LSP Industrial Ceramics, Inc., to build a better piece of lab equipment that now carries his name: Canfield crucible sets.

Released: 11-Dec-2018 10:05 AM EST
Costas Soukoulis elected to National Academy of Inventors
Ames National Laboratory

Costas Soukoulis, Ames Laboratory senior scientist and Iowa State University Frances M. Craig Endowed Chair and Distinguished Professor, has been named as a 2018 National Academy of Inventors (NAI) Fellow.

Released: 7-Nov-2018 2:05 PM EST
Scientists shuffle the deck to create materials with new quantum behaviors
Ames National Laboratory

Layered transition metal dichalcogenides or TMDCs—materials composed of metal nanolayers sandwiched between two other layers of chalcogens— have become extremely attractive to the research community due to their ability to exfoliate into 2D single layers.

Released: 18-Oct-2018 2:05 PM EDT
Pushing the (Extra Cold) Frontiers of Superconducting Science
Ames National Laboratory

Ames Laboratory has developed a method to measure magnetic properties of superconducting and magnetic materials that exhibit unusual quantum behavior at very low temperatures in high magnetic fields.

Released: 2-Oct-2018 2:05 PM EDT
Critical Materials Institute takes major step toward printed anisotropic magnets
Ames National Laboratory

The U.S. Department of Energy’s Critical Materials Institute has taken a major step toward printed, aligned anisotropic magnets via additive manufacturing processes.

Released: 1-Oct-2018 4:00 PM EDT
Coming Soon to Exascale Computing: Software for Chemistry of Catalysis
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory is launching a four-year, $3.2 million project to develop software that will bring the power of exascale computers to the computational study and design of catalytic materials.

Released: 30-Aug-2018 3:30 PM EDT
Scientists Predict Superelastic Properties in a Group of Iron-Based Superconductors
Ames National Laboratory

A collaboration between scientists at the U.S. Department of Energy’s Ames Laboratory and the Institute for Theoretical Physics at Goethe University Frankfurt am Main has computationally predicted a number of unique properties in a group of iron-based superconductors, including room-temperature super-elasticity.

Released: 28-Aug-2018 12:05 PM EDT
Rare-Earth Magnet Recycling Tech Wins Innovation Award
Ames National Laboratory

Researchers at the Critical Materials Institute (CMI) and Ames Laboratory invented a magnet recycling process in which magnets are dissolved in water-based solutions, recovering more than 99 percent purity rare earth elements.

25-Jul-2018 1:00 PM EDT
Unusual Rare Earth Compound Opens Doorway to New Class of Functional Materials
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered an earlier unknown discontinuous magnetoelastic transition in a rare-earth intermetallic. The mechanism of the material’s changing magnetic state is so unusual, it provides new possibilities for discovery of similar materials.

Released: 18-Jul-2018 11:05 AM EDT
The Relationship Between Charge Density Waves and Superconductivity? It’s Complicated.
Ames National Laboratory

For a long time, physicists have tried to understand the relationship between a periodic pattern of conduction electrons called a charge density wave (CDW), and another quantum order, superconductivity, or zero electrical resistance, in the same material. Do they compete? Co-exist? Co-operate? Do they go their separate ways?

Released: 5-Jul-2018 10:05 AM EDT
Ames Laboratory to lead new Center for Advancement of Topological Semimetals
Ames National Laboratory

Ames Laboratory will receive $10.75 million over four yearrs for a new Center for Advancement of Topological Semimetals as one of the Department of Energy's Energy Frontier Research Centers.

Released: 21-Jun-2018 2:05 PM EDT
Ames Laboratory’s Ke Earns DOE Early Career Research Award
Ames National Laboratory

Ames Laboratory scientist Liqin Ke is one of 30 scientists from the U.S. Department of Energy’s (DOE) national laboratories to be selected for funding as part of the DOE’s Early Career Research Program.

Released: 15-May-2018 12:05 PM EDT
Two Cool: A Pair of Patents Filed on Breakthrough Materials for Next-Gen Refrigerators
Ames National Laboratory

Scientists at the research consortium CaloriCool® are closer than ever to the materials needed for a new type of refrigeration technology that is markedly more energy efficient than current gas compression systems.

Released: 9-May-2018 1:30 PM EDT
Revealing the Mysteries of Superconductors: Ames Lab’s New Scope Takes a Closer Look
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory has successfully demonstrated that a new type of optical magnetometer, the NV magnetoscope, can map a unique feature of superconductive materials that along with zero resistance defines the superconductivity itself.

Released: 1-May-2018 12:05 PM EDT
Ames Lab Takes the Guesswork Out of Discovering New High-Entropy Alloys
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory has developed a method of computational analysis that can help predict the composition and properties of as-yet unmade high performance alloys.

Released: 19-Apr-2018 11:05 AM EDT
Rare Earth Magnet Recycling Is a Grind. This New Process Takes a Simpler Approach
Ames National Laboratory

A new recycling process developed at the U.S. Department of Energy’s Critical Materials Institute (CMI) turns discarded hard disk drive (HDD) magnets into new magnet material in a few steps, and tackles both the economic and environmental issues typically associated with mining e-waste for valuable materials.

Released: 11-Apr-2018 3:30 PM EDT
CMI Expands Research in Tech Metals as Rapid Growth in Electric Vehicles Drives Demand for Lithium, Cobalt
Ames National Laboratory

As increasing consumer interest in electric vehicles drives the demand for supplies of lithium and cobalt (ingredients in lithium-ion batteries), the Critical Materials Institute will begin new efforts this July to maximize the efficient processing, use, and recycling of those elements.

Released: 15-Mar-2018 1:05 PM EDT
Iowa Cornfields Could Play a Role in Recycling Old Electronics
Ames National Laboratory

A new biochemical leaching process has been developed that uses corn stover as feedstock, and recovers valuable rare earth metals from electronic waste.

Released: 19-Feb-2018 11:05 AM EST
Seeing the Future of New Energy Materials
Ames National Laboratory

Ames Laboratory has recently received new funding to study energy materials by developing and applying new techniques in solid-state nuclear magnetic resonance (NMR) spectroscopy.

Released: 13-Feb-2018 12:05 PM EST
Missing Link to Novel Superconductivity Revealed at Ames Laboratory
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered a state of magnetism that may be the missing link to understanding the relationship between magnetism and unconventional superconductivity.

Released: 21-Dec-2017 1:05 PM EST
Ames Laboratory-Led Research Team Maps Magnetic Fields of Bacterial Cells and Nano-Objects for the First Time
Ames National Laboratory

A research team led by a scientist from the U.S. Department of Energy’s Ames Laboratory has demonstrated for the first time that the magnetic fields of bacterial cells and magnetic nano-objects in liquid can be studied at high resolution using electron microscopy.

Released: 15-Dec-2017 5:05 PM EST
Getting Under Graphite’s Skin:
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory have discovered a new process to sheathe metal under a single layer of graphite which may lead to new and better-controlled properties for these types of materials.

Released: 6-Dec-2017 5:05 PM EST
Old Rules Apply in Explaining Extremely Large Magnetoresistance
Ames National Laboratory

Physicists at the U.S. Department of Energy’s Ames Laboratory compared similar materials and returned to a long-established rule of electron movement in their quest to explain the phenomenon of extremely large magnetoresistance (XMR).

Released: 28-Nov-2017 3:05 PM EST
Addition of Tin Boosts Nanoparticle’s Photoluminescence
Ames National Laboratory

Researchers at the U.S. Department of Energy’s Ames Laboratory have developed germanium nanoparticles with improved photoluminescence, making them potentially better materials for solar cells and imaging probes. The research team found that by adding tin to the nanoparticle’s germanium core, its lattice structure better matched the lattice structure of the cadmium-sulfide coating which allows the particles to absorb more light.

Released: 1-Nov-2017 11:05 AM EDT
One-Step 3D Printing of Catalysts Developed at Ames Laboratory
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory has developed a 3D printing process that creates a chemically active catalytic object in a single step, opening the door to more efficient ways to produce catalysts for complex chemical reactions in a wide scope of industries.

Released: 23-Oct-2017 1:05 PM EDT
Ames Laboratory, UConn Discover Superconductor with Bounce
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory has discovered extreme “bounce,” or super-elastic shape-memory properties in a material that could be applied for use as an actuator in the harshest of conditions, such as outer space, and might be the first in a whole new class of shape memory materials.

Released: 3-Oct-2017 4:20 PM EDT
Surrounded by Potential: New Science in Converting Biomass
Ames National Laboratory

To take full advantage of biomass, lignin needs to be processed into usable components along with the plant cellulose. Ames Laboratory scientists are working to develop a method to deconstruct lignin in a way that is economically feasible and into stable, readily useful components.

Released: 7-Sep-2017 12:05 PM EDT
Critical Materials Institute Develops New Acid-Free Magnet Recycling Process
Ames National Laboratory

A new rare-earth magnet recycling process developed by researchers at the Critical Materials Institute (CMI) dissolves magnets in an acid-free solution and recovers high purity rare earth elements.

Released: 29-Aug-2017 12:05 PM EDT
Ames Laboratory Scientists Move Graphene Closer to Transistor Applications
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory were able to successfully manipulate the electronic structure of graphene, which may enable the fabrication of graphene transistors-- faster and more reliable than existing silicon-based transistors.

Released: 28-Jul-2017 2:05 PM EDT
Critical Materials Institute Manufactures Magnets Entirely From U.S.-Sourced Rare Earths
Ames National Laboratory

The Critical Materials Institute, a U.S. Department of Energy Innovation Hub, has fabricated magnets made entirely of domestically sourced and refined rare-earth metals.

Released: 23-Jun-2017 2:05 PM EDT
Ames Lab Scientists’ Surprising Discovery: Making Ferromagnets Stronger by Adding Non-Magnetic Element
Ames National Laboratory

Researchers at the U.S. Department of Energy’s Ames Laboratory discovered that they could functionalize magnetic materials through a thoroughly unlikely method, by adding amounts of the virtually non-magnetic element scandium to a gadolinium-germanium alloy. It was so unlikely they called it a “counterintuitive experimental finding” in their published work on the research.

Released: 15-Jun-2017 11:05 AM EDT
Synthetic Development of Low-Dimensional Nanomaterials Could Revolutionize Future Technologies
Ames National Laboratory

Javier Vela, scientist at the U.S. Department of Energy’s Ames Laboratory, believes improvements in computer processors, TV displays and solar cells will come from scientific advancements in the synthesis of low-dimensional nanomaterials.

Released: 1-Jun-2017 11:05 AM EDT
Ames Laboratory Scientists Are Able to “See” Light-to-Energy Transfer in New Solar Cell Materials
Ames National Laboratory

Scientists at the U.S. Department of Energy’s Ames Laboratory are now able to capture the moment less than one trillionth of a second a particle of light hits a solar cell and becomes energy, and describe the physics of the charge carrier and atom movement for the first time.

Released: 10-May-2017 12:05 PM EDT
Ames Laboratory Scientist Inducted Into National Inventors Hall of Fame
Ames National Laboratory

Iver Anderson, senior metallurgist at Ames Laboratory, has been inducted into the National Inventors Hall of Fame.

Released: 9-May-2017 10:05 AM EDT
Ames Laboratory and Iowa State University Scientists Develop More Efficient Catalytic Material for Fuel Cell Applications
Ames National Laboratory

Scientists at Ames Laboratory have discovered a method for making smaller, more efficient intermetallic nanoparticles for fuel cell applications, and which also use less of the expensive precious metal platinum.

Released: 25-Apr-2017 10:05 AM EDT
Ames Laboratory Hosts Its First Office of Science Graduate Student Program Researcher
Ames National Laboratory

Elizabeth Wille learned crystal growth techniques from Ames Laboratory senior physicist Paul Canfield as Ames Laboratory's first Office of Science Graduate Student Research program participant.

Released: 27-Mar-2017 12:05 PM EDT
The Power of One: Single Crystals Provide Clarity
Ames National Laboratory

When it comes to creating new materials, single crystals play an important role in presenting a clearer picture of a material’s intrinsic properties. A typical material will be comprised of lots of smaller crystals and the grain boundaries between these crystals can act as impediments, affecting properties such as electrical or thermal resistance.

Released: 10-Mar-2017 12:05 PM EST
Discovery in New Material Raises Questions About Theoretical Models of Superconductivity
Ames National Laboratory

The U.S. Department of Energy’s Ames Laboratory has successfully created the first pure, single-crystal sample of a new iron arsenide superconductor, CaKFe4As4, and studies of this material have called into question some long-standing theoretical models of superconductivity.


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