Content for ORNL.Edu

Cannibalistic materials feed on themselves to grow new nanostructures

“Scientists at the Department of Energy’s Oak Ridge National Laboratory induced a two-dimensional material to cannibalize itself for atomic “building blocks” from which stable structures formed. The findings, reported in Nature Communications, provide insights that may improve design of …

Scientists use neutrons to take a deeper look at record boost in thermoelectric efficiency

“Neutron facilities at Oak Ridge National Laboratory are aiding scientists in research to boost the power and efficiency of thermoelectric materials. These performance increases could enable more cost-effective and practical uses for thermoelectrics, with wider industry adoption, to improve fuel …

Nuclear physicists leap into quantum computing with first simulations of atomic nucleus

“Scientists at the Department of Energy’s Oak Ridge National Laboratory are the first to successfully simulate an atomic nucleus using a quantum computer. The results, published in Physical Review Letters, demonstrate the ability of quantum systems to compute nuclear …

Centuries-old Foundry Process Finds New High-Tech Use

“Researchers from Virginia Tech University are using neutrons at the Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) to study cast aluminum lattice structures produced at lower cost by using 3D printed sand molds combined with traditional …

Supersonic waves may help electronics beat the heat

“Researchers at the Department of Energy’s Oak Ridge National Laboratory made the first observations of waves of atomic rearrangements, known as phasons, propagating supersonically through a vibrating crystal lattice—a discovery that may dramatically improve heat transport in insulators …

Unusual Magnetic Structure May Support Next-Generation Technology

“Magnetic materials that form helical structures—coiled shapes comparable to a spiral staircase or the double helix strands of a DNA molecule—occasionally exhibit exotic behavior that could improve information processing in hard drives and other digital devices. A research …

Neutrons provide insights into increased performance for hybrid perovskite solar cells

“Neutron scattering has revealed, in real time, the fundamental mechanisms behind the conversion of sunlight into energy in hybrid perovskite materials. A better understanding of this behavior will enable manufacturers to design solar cells with increased efficiency. The multi-institutional team …

Strained materials make cooler superconductors

“University of Wisconsin-Madison engineers have added a new dimension to our understanding of why straining a particular group of materials, called Ruddlesden-Popper oxides, tampers with their superconducting properties. The findings, published in the journal Nature Communications, could help pave the …

Putting quantum scientists in the driver’s seat

“Scientists at the Department of Energy’s Oak Ridge National Laboratory are conducting fundamental physics research that will lead to more control over mercurial quantum systems and materials. Their studies will enable advancements in quantum computing, sensing, simulation, and materials …

Neutrons help demystify multiferroic materials

“Materials used in electronic devices are typically chosen because they possess either special magnetic or special electrical properties. However, an international team of researchers using neutron scattering recently identified a rare material that has both. In their paper published in …