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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 »

Left: Fluorescent image of two polystyrene particles positioned at the north and south poles of a liquid crystal droplet. Right: Simulation of particle adsorption; region of disorder within droplets coincides exactly with the particle positions at the poles.06.01.14Science Highlight

Cell-like Decoration of “Gooey” Surface

Precise, predictable positioning of nanoparticles on a liquid crystal droplet. 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 »

Color map (left) reconstructed image showing the direction of magnetization and the stray magnetic fields in and around a cobalt nanospiral (color wheel indicates magnetization direction) that is only 20 nm in diameter (images taken using high resolution Lorentz microscopy), and (right) tomographic reconstruction showing the 3D shape of the nano-spiral.06.01.14Science Highlight

Magnetic Structure of Sculpted Nanospirals

Direct visualization of magnetic structures gives researchers a window into new possibilities at the Nanoscale. Read More »

Local regions of gel shrink when exposed to light through a photomask apeture.06.01.14Science Highlight

Morphing Polymer Shape and Motion with Light

Computational modelling shows how the shape and motion in a polymer gel can be controlled solely by light. Read More »

The Q-weak experiment at Jefferson Lab precisely measured the weak force's hold on the proton.05.01.14Science Highlight

Q-weak Experiment Determines Proton's Weak Charge

Scientists make the first experimental determination of the weak charge of the proton and extract the weak charges of the neutron and up and down quarks. Read More »

Modified amino acid residues leave a tell-tale “trail” of water’s passage through the protein and to the active site of the photosynthetic protein complex known as Photosystem II (PS II).05.01.14Science Highlight

Following the Trail of Water Molecules Through Photosystem II During Photosynthesis

Researchers have identified a possible channel that enables substrate water molecules to travel to the active site of Photosystem II. Read More »

Difference between calculated and experimentally measured masses of oxygen isotopes as a function of mass number.05.01.14Science Highlight

Streamlining the Nuclear Force

An optimized nuclear force model yields a high-precision interaction with an unexpected descriptive power. Read More »

Selenium (grey allotrope): a micronutrient essential for the human body.05.01.14Science Highlight

Growing the Tool Box for Medical Imaging: The Selenium-72/Arsenic-72 Generator

Researchers from Los Alamos National Laboratory and the University of Missouri have designed a new source of a valuable imaging isotope. Read More »

Last modified: 4/21/2016 11:36:50 AM