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Researchers have combined measurements of plant production, bacterial and fungal carbon decomposition, and soil carbon stocks to study the effects of rising carbon dioxide on long-term carbon storage in soils.March 2015Science Highlights

Increased Atmospheric Carbon Dioxide Limits Soil Storage

Study finds that soil carbon may not be as stable as previously thought. Read More »

Piezo-response force microscopy image of ferroelectric domains in hexagonal erbium manganite...February 2015Science Highlights

Direct Visualization of Magnetoelectric Domains

New microscopy technique reveals giant enhancement of coupling between magnetic and electric dipoles that could lead to novel electronic devices. Read More »

Scanning electron micrograph image of germanium nanowires electrodeposited onto an indium tin oxide electrode from aqueous solution.February 2015Science Highlights

Highly Conductive Germanium Nanowires Made by a Simple, One-Step Process

Lithium-ion batteries could benefit from this inexpensive method. Read More »

A metamaterial that consists of a two-dimensional array of U-shaped gold structures (square background in the picture) efficiently emits terahertz frequency electromagnetic waves (red axis) when illuminated by a wavelength tunable near-infrared pump laser (blue axis).February 2015Science Highlights

Metamaterials Shine Bright as New Terahertz Source

Discovery demonstrates how metamaterials may be used in non-invasive material imaging and sensing, and terahertz information technologies. Read More »

The magnetic coercivity, the resistance to change in the orientation of the magnetic domain structure, for nickel (Ni) was shown to strongly depend on the crystal structure of the underlying oxide (vanadium oxide, V2O3).February 2015Science Highlights

Giant Magnetic Effects Induced in Hybrid Materials

Magnetic property changes by several hundred percent over a narrow temperature range. Read More »

Scanning electron micrograph (top) shows the arrangement of iron-nickel nanomagnets for the newly developed “shakti” artificial spin ice lattice...February 2015Science Highlights

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 »

Scanning tunneling microscopy image shows a variable width graphene nanoribbon. Atoms are visible as individual “bumps.”February 2015Science Highlights

For “Ribbons” of Graphene, Width Matters

Thin widths change a high-performance electrical conductor into a semiconductor. 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.February 2015Science Highlights

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 »

Nanobionic Leaf: DNA-coated carbon nanotubes (top) incorporated inside chloroplasts in the leaves of living plants (middle) boost plant photosynthesis.January 2015Science Highlights

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.January 2015Science Highlights

Power from the Heart

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