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Depiction of superionic phase of copper (blue) diffusing through the sulfur (yellow) sublattice.January 2013Science Highlights

Watching Ions Hop in Next Generation Battery Materials

Atomic-Scale, femtosecond time-scale measurements unravel the atomistic pathways and speed limits for copper migration through a nanocrystal. Read More »

DOE researchers are using a coupled ice-ocean model to study melt channels beneath Greenland’s Petermann Glacier, shown here in July 2012.December 2012Science Highlights

Melting Ice Sheets and Sea Level Change

Recent studies reveal that complex ice-ocean interactions affect melting. Read More »

Array of gallium nitride (GaN) nanowires fabricated by Sandia-developed top-down method.November 2012Science Highlights

Fabricating Nanowire Lasers

Precise control of nanowire geometry and optical environment enables tuning of lasing properties. Read More »

Detailed electron microscopy images.November 2012Science Highlights

Turning Down the Heat on Carbon

Unusual reaction eschews high temperatures and water to lock away climate-changing carbon dioxide. Read More »

The Magnetic Recoil Neutron Spectrometer on the OMEGA laser facility during operation.October 2012Science Highlights

Using Nuclear Fusion Reactions to Peer Inside the Core of a Dense Hot Plasma

Studies of different fusion reactions have shown unexpected plasma behavior in inertial fusion implosions. Read More »

Density maps of protons at t=7.3 ps for the case of...October 2012Science Highlights

Creating a Well-focused Laser-accelerated Proton Beam as a Driver for Proton Fast Ignition

Focusing of laser accelerated proton beams advances with a novel cone target design. Read More »

A newly developed map of the poplar proteome gives researchers a glimpse into the tree’s biological processes, knowledge that could improve its performance as a bioenergy feedstock.October 2012Science Highlights

Mapping Poplar Tree Proteins

Proteome atlas offers new view of bioenergy crop’s molecular machinery. Read More »

To better understand solar radiation effects in mountainous regions, scientists have incorporated three-dimensional inputs into climate simulations examining the Sierra Nevadas, including Mount Whitney (pictured).October 2012Science Highlights

Accounting for Mountain Topography in Climate Models

3D simulation shows mountain impacts on surface solar fluxes. Read More »

Nevada desert Free Air Carbon Dioxide Enrichment (FACE) Facility.October 2012Science Highlights

Impacts of Climate Change on Photosynthetic Microbes in Arid Ecosystems

Researchers find that ten years of controlled CO2 elevation on desert microbes had deleterious effects. Read More »

Transmission electron micrograph of a section of Prochlorococcus marinus SS120 from Bryant, D.October 2012Science Highlights

Marine Microbial Ecosystems: Not as Simple as Once Thought

Low abundance microbes may do more than their share of carbon cycling in the ocean. Read More »