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Research on uranium transformation and mobility in the subsurface is providing insights that can aid remediation efforts at contaminated sites such as the Hanford 300 area in Washington.March 2013Science Highlights

Common Mineral Impurity Can Affect Uranium Mobility

Previously unknown role of titanium in subsurface chemistry revealed. Read More »

Uranium mill tailings field research site in Rifle, Colo.March 2013Science Highlights

Understanding How Uranium Changes in Subsurface Environments

Bacterial biomass found to have an impact. Read More »

An electrolyte molecule (ethylene carbonate: C3H4O3) weakly binds (dashed line) to the positive electrode surface (Li0.6Mn2O4)...February 2013Science Highlights

Understanding Nature’s Choreography in Batteries

Charge-discharge chemistry for lithium ion batteries elucidated by theoretical calculations. Read More »

Scanning electron microscopy of conductive carbon fibers coated with metal oxide nanowires...February 2013Science Highlights

Nano-Composite Designs for Energy Storage

Nano-porous metal oxide coatings on carbon fiber dramatically enhance the electrical storage capacity for supercapacitors. Read More »

Overall structure of 6-P-β-glucosidase and its comparison with 6-P-β-galactosidase.February 2013Science Highlights

Breaking Down Enzymes’ Role in Biofuel Production

Molecular structures provide insights into biomass deconstruction. Read More »

Schematic figure of solid-electrolyte interphase (SEI) layer formed during the first charging cycle illustrating a interphase layer comprised predominantly of a mixture of lithiumethylene dicarbonate (LEDC) and lithium fluoride (LiF).January 2013Science Highlights

Revealing the Illusive Interphase in Lithium Ion Batteries

Structure and composition of the Solid Electrolyte Interphase in lithium ion batteries was investigated via a unique combination of microscopy and spectroscopy. Read More »

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 »

Potential biomass collection areas for cellulosic biorefineries within 10 Midwest states.January 2013Science Highlights

Using Marginal Lands for Biofuels

Assessment shows Midwest could support biomass production while benefiting climate. Read More »

Image from Nuccio, E.E., et al. “An arbuscular mycorrhizal fungus significantly modifies the soil bacterial community and nitrogen cycling during litter decomposition.”January 2013Science Highlights

Plants, Fungi, and Microbes Working Together in Nature

Study examines impact of symbiosis on soil processes and nutrient cycling. 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 »