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Electron density distribution (indicated by both the blue and red, as areas of deficiency and excess of electrons, respectively) in barium iron arsenide for undoped/nonsuperconducting and doped/superconducting alloys.February 2015Science Highlight

New Path to Loss-Free Electricity

Atomic-scale details of electron distribution reveal a novel mechanism for current to flow without energy loss. Read More »

Schematic image indicating the inferred intertwining of the superconducting wave function (green) with the envelope function (blue) for the atomic magnetism.February 2015Science Highlight

Intertwining of Superconductivity and Magnetism

Coexistence of two states of matter that normally avoid one another is revealed by inelastic neutron scattering experiments. 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 Highlight

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 »

Crystal structure of the parent compound of a calcium-strontium-based cuprate superconductor [(Ca/Sr)2CuO3]...February 2015Science Highlight

Predicting Magnetic Behavior in Copper Oxide Superconductors

New theoretical techniques predict experimental observations in superconducting 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...February 2015Science Highlight

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 »

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.January 2015Science Highlight

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 »

This graphical representation of lignocellulosic biomass based on supercomputer models illustrates a new study about the inner workings of plant cell walls during bioenergy production.December 2014Science Highlight

Breaking Down the Mechanisms of Biomass Deconstruction

Study reveals insights into plant structural changes during bioenergy pretreatments. Read More »

Crop irrigation impacts the use and supply of freshwater around the world, and scientists are working to understand how these impacts may change over regions and time, especially under the influence of climate change.December 2014Science Highlight

Toward an Earth System Modeling Approach to Simulate Irrigation Effects

Land model improvements are enabling more realistic representations of the climate and hydrological consequences of crop irrigation. Read More »

During a 10-month ARM experiment in India’s Ganges Valley, instruments including a Doppler lidar (shown here) collected measurements of various atmospheric dynamics, cloud properties, and radiative transfer.December 2014Science Highlight

Large Aerosols Play Unexpected Role in Ganges Valley

ARM study reveals surprising amount of light absorption by large aerosol particles. Read More »

Aerial view of homes inundated with water following a 2011 flood in Minot, N.D. Researchers have compared data from hundreds of catchment sites in the United States to better understand the relationship between annual water balance and flood frequency.December 2014Science Highlight

Determining Hydrological Controls on Flood Frequency

Study comparing data from hundreds of U.S. catchments could improve flood prediction. Read More »

Last modified: 8/18/2014 11:13:02 AM