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In the thermoelectric alloy copper antimony selenide (Cu3SbSe4, left), Sb atoms are bonded to four neighbors and are in the pentavalent (+5) charge state.February 2012Science Highlights

Being Uncoordinated Can Improve Thermoelectric Performance

Antimony atoms with uncoordinated electrons block flow of heat in thermoelectric materials. Read More »

Chemical Shift Magnetic Resonance Imaging (MRI) of a lithium battery after charging.February 2012Science Highlights

Brains, Knees, . . . and now Batteries

Magnetic resonance imaging (MRI) method non-destructively images the chemical and structural changes in a lithium ion battery. Read More »

Unique catalyst is also capable of driving the reaction and then reversing it – converting electricity to hydrogen for storage and then converting it back to electricity for use.February 2012Science Highlights

Hydrogen Production Forwards and Backwards

A single reversible catalyst enables energy to be both stored and released on demand. Read More »

Polymeric sugars called Xyloglucans (black lines) were thought to tether cellulose microfibrils (red lines) in primary cell walls (top panel).February 2012Science Highlights

Tether No More: A Revised Model for Plant Cell Walls

Biomechanical studies challenge current depictions of plant primary cell wall architecture. Read More »

Schematic of catalytic fast pyrolysisFebruary 2012Science Highlights

Pumping up the Yield of Biofuels

A scalable catalytic process improves the yield of biofuels by 40%. Read More »

Selective hydrolysis and conversion of biomass hemicellulose to furfuralFebruary 2012Science Highlights

“One Pot” Recipe for Biofuels

“One pot” catalyst converts up to 20% of dry biomass to a critical chemical used in biofuel production. Read More »

2D nanosheets of sodium cobalt oxide made from a novel new process.January 2012Science Highlights

Metal Oxide Nanosheets: Graphene's Inorganic Cousin

New, scalable manufacturing technique grows metal oxide nanosheets with astronomical aspect-ratios, opening the door to intriguing material properties. Read More »

The composite image shows some of the chemical species measured in a flat premixed flame at the Advanced Light Source.December 2011Science Highlights

Peering into the Flame

New insights from synchrotron-based studies are helping to assess the potential of new biofuels. Read More »

In carrier multiplication (CM), a single photon from sunlight creates two electron-hole pairsDecember 2011Science Highlights

Nanocrystal Solar Cells Squeeze Extra Juice Out of Sunlight

Laboratory measurements of “carrier multiplication” verified in real solar energy photovoltaic devices made of tiny quantum dots. Read More »

Movement and coalescence of catalyst particles in response to aging in fuel cells.December 2011Science Highlights

Fuel Cell Catalysts Caught in the Act of Aging

Researchers have captured the first three-dimensional images of changes in shape, composition, and position of individual catalyst particles during electrochemical cycling. Read More »

Last modified: 8/14/2013 3:47:29 PM