Science Highlights

Substituting Co into d-MoN gave enhanced activity which approaches that of Pt metal, and which is competitive with that of the best known non-noble metal alternatives.

Neutrons Reveal New Electrocatalyst Family for Producing Hydrogen Fuel

New catalyst material provides potential for cheaper renewable hydrogen production. Read More »

Changes in primary DNA sequence (a) and three-dimensional structure (b) upon directed evolution of the noncatalytic protein hRXRα to the ligase enzyme 10C.

Watching the Evolution of a Protein’s Function

Study reveals structural changes leading to catalytic activity. 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.

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 »

Scanning electron microscope image of 2D arrays of channels created in a silicon sheet taking advantage of novel interface interactions with the soft substrate.

Chemistry and Strain Allow New Microfabrication

Discovery of a new bonding mechanism has enabled the facile fabrication of arrays of semiconductor microstructures. 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.

Nanoparticles: To Be or Not to Be Crystalline?

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

Copper (Cu) nanorods grown using physical vapor deposition.

Downsizing Has Its Rewards

New Theory has Guided Experiments for Making the Smallest Possible Metal Rods Useful as Air-tight Sealants. Read More »

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

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 »

Front view of metal organic framework (MOF-74), showing the almost perfectly one-dimensional chains of transition metal magnets (green sections of structure).

When Metal Organic Frameworks Turn into One-Dimensional Magnets

Simulations and experiments reveal one-dimensional nano-size magnets are formed in a common porous material. 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.

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 »

Laser induced photodetachment is used to turn a stable F¯(H2O) molecule into FH2O to study the “half reaction” processes experimentally and theoretically.

A View from the Middle for Chemical Reactions

Studying the photodetachment of a stable anion provides an experimental-theoretical benchmark of the chemical dynamics. Read More »