Science Highlights

Scanning electron micrograph (top) shows the arrangement of iron-nickel nanomagnets for the newly developed “shakti” artificial spin ice lattice...

Artificial Spin Ice - A New Playground to Better Understand Magnetism

Experiments using novel magnetic nanostructures confirm theoretically predicted behavior – bolstering their utility as a tool for understanding complex magnetic materials. Read More »

Neutron diffraction data of barium iron arsenide with sodium ions substituted onto 24 percent of the barium sites (doping) showed evidence for a new magnetic phase in iron-based superconductors.

New Magnetic Phase Confirms Theoretical Predictions Related to Unconventional Superconductivity

Scientists uncover the microscopic origin of a magnetic phase in iron-based superconductors. Read More »

Scanning tunneling microscopy image shows a variable width graphene nanoribbon. Atoms are visible as individual “bumps.”

For “Ribbons” of Graphene, Width Matters

Thin widths change a high-performance electrical conductor into a semiconductor. Read More »

Crystal structure of the parent compound of a calcium-strontium-based cuprate superconductor [(Ca/Sr)2CuO3]...

Predicting Magnetic Behavior in Copper Oxide Superconductors

New theoretical techniques predict experimental observations in superconducting materials. Read More »

Top view (left) and side view (right), illustrating the porous and layered structure of a highly conductive powder (Ni3(HITP)2), precursor to a new, tunable graphene analog.

Towards a Tunable Graphene-like Two-Dimensional Material

Researchers have created a porous, layered material that can serve as a graphene analog, and which may be a tool for storing energy and investigating the physics of unusual materials. Read More »

Oxygen ions can zigzag or take a circular route (red arrows) through this metal oxide crystal made of strontium (green), chromium (blue), oxygen (red) atoms...

Bringing Order to Defects - Making Way for Oxygen to Move

New metal oxide material works at temperatures low enough to improve fuel cell efficiency. Read More »

Nanobionic Leaf: DNA-coated carbon nanotubes (top) incorporated inside chloroplasts in the leaves of living plants (middle) boost plant photosynthesis.

Nanobionics Supercharge Photosynthesis

Carbon nanotubes and inorganic nanoparticles enhance photosynthetic activity and stability. Read More »

Arrays of nanoribbons of lead zirconate titanate (gold, bottom) on a sheet of flexible polymer (brown) produce current pulses during each heartbeat.

Power from the Heart

Advances in materials processing enable harvesting of energy from heartbeats. Read More »

A series of x-ray scattering images are taken at ultrafast time intervals with an x-ray laser after excitation with an infra-red source that energizes the vibrational modes of a Germanium crystal.

X-ray Laser Used to Produce Movies of Atomic-scale Motion

Stroboscopic x-ray pulses scatter from a vibrating crystal and reveal how energy moves. Read More »

An anti-Brownian single-molecule microfluidic trap is used to observe individual light-harvesting antenna complexes in solution.

Shining Light on the Fleeting Interactions of Single Molecules

New technique allows scientists to observe the dynamic structural changes of single biomolecules in solution. Read More »