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Wide-field fluorescence images (upper) acquired simultaneously in two orthogonal polarizations (double-ended arrows) depicting the 1D diffusional motions of rod-shaped single molecules confined within surfactant-templated mesoporous silica (bottom scheme).10.01.14Science Highlight

Wobbling Molecules Probe Wiggle Room in Nanochannels

Single-molecule wobbling measurements help to elucidate molecular confinement within cylindrical nanopores. Read More »

AFM micrograph of the muscovite (001) basal plane showing PuO2 nanoparticles after overnight exposure to 2 mM Pu(III) in 100 mM NaCl at pH 2.6 (image range: 200 nm×200 nm).10.01.14Science Highlight

Surface-Mediated Formation of Plutonium Nanoparticles

Researchers observe metal-trapping on mineral surfaces. Read More »

The color spectrum of light absorbed by a strongly-coupled perylene-tetrapyrrole dyad is more than the sum of the spectra of the constituents.06.01.14Science Highlight

Capturing All the Light: Panchromatic Visible Absorption for Solar Photoconversion

Linking together two light absorbing pigments to construct a better artificial photosynthesis solar cell. Read More »

Quantum Tunneling Affects Engine Performance.06.01.14Science Highlight

Quantum Tunneling Affects Engine Performance

Understanding fundamental chemistry is important for accurate engine modeling. Read More »

Scanning Tunneling Microscope Image Showing Atomically Dispersed Palladium Atoms in a Copper Surface.06.01.14Science Highlight

Isolated Palladium Atoms Allow Highly-Selective Catalysis of Hydrogenation Reactions

Single palladium atoms convert the surface of an inexpensive metal into an ultra-selective hydrogenation catalyst. Read More »

Focal series high-resolution transmission-electron microscope (TEM) image (here, for disordered 1.2-1.5 nm NPs) and histogram for fraction of ordered NPs versus size, where NPs > 2.5 nm were all observed to be ordered.06.01.14Science Highlight

Nanoparticles: To Be or Not to Be Crystalline?

Discovery of coexisting ordered and disordered catalytic nanoparticles. Read More »

Sequentially deposited green, orange, and red-emitting quantum dots serve as sensitizers within the titanium oxide film to render a rainbow architecture for harvesting photons from sunlight.06.01.14Science Highlight

Tuning Into the Right Wavelength: Quantum Dot Rainbow Increases Solar Cell Efficiency

Layers of quantum dots Form “rainbow architecture” that enhances light absorption in a solar cell. Read More »

EPR spectra (A) with generated with isotope labeled tyrosines show that a tyrosine radical (B) is cleaved to form an oxobenzyl radical (C) as an intermediate in forming the CO and CN Fe ligands in FeFe hydrogenase.06.01.14Science Highlight

Totally Radical: Unique Chemistry Needed to Make a Biological Hydrogen Catalyst

Key steps revealed in assembling the active site of a hydrogen-generating catalyst in bacteria. Read More »

Production of hydrogen through the water-gas shift reaction on Pt-CeOx interfaces supported on titania.06.01.14Science Highlight

Stacking Metals for Better Catalysis: A New Type of Metal-Support Interaction

Designing a novel catalyst for the production of hydrogen. Read More »

Image of simulated soot particle courtesy of N. D. Loh and A. Freeberg, SLAC National Accelerator Laboratory.05.01.14Science Highlight

More Than Meets the Eye: X-ray Vision Exposes Aerosol Structures

Soot particle diversity and complexity discovered using ultrafast x-rays at the Linac Coherent Light Source (LCLS). Read More »

Last modified: 3/9/2015 10:40:03 AM