![fig2-large.jpg The density of bonding electrons (red and yellow) in silicon (upper left) is rather evenly distributed, whereas in zinc oxide (upper right), it is concentrated around the oxygen atoms.](/-/media/bes/images/highlights/2013/03/fig2-large.jpg?h=454&w=850&la=en&hash=E24D9E77B2BE4E191ED51AAF4782EC23EF188436F852E8265CA565AD727BF766)
Understanding How Semiconductors Absorb Light
Advances in how we calculate optical properties of semiconductors shorten the path to improved solar cells and other optoelectronic devices.
Advances in how we calculate optical properties of semiconductors shorten the path to improved solar cells and other optoelectronic devices.
Previously unknown role of titanium in subsurface chemistry revealed.
Bacterial biomass found to have an impact.
Nano-porous metal oxide coatings on carbon fiber dramatically enhance the electrical storage capacity for supercapacitors.
Charge-discharge chemistry for lithium ion batteries elucidated by theoretical calculations.
Molecular structures provide insights into biomass deconstruction.
Tropical atmospheric data used to test climate model accuracy.
Atomic-Scale, femtosecond time-scale measurements unravel the atomistic pathways and speed limits for copper migration through a nanocrystal.
Gamma-ray detectors built with silicon photomultiplier arrays provide high-resolution 3D imaging for research.
Unusual reaction eschews high temperatures and water to lock away climate-changing carbon dioxide.
Long-term measurement records improve the representation of clouds in climate and weather forecast models.
Simulating the evolution of the universe on the Argonne Leadership Computing Facility’s IBM Blue Gene/Q.