BES Highlights

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May 30, 2017
Well-Aligned and Densely Packed
Inside an individual carbon nanotube, electrons, phonons and excitons can travel in only one dimension. This property enables the tube to have
May 26, 2017
Changing the Nature of Optics in One Step
Scientists demonstrated a self-assembly approach to fabricating nanoscale metamaterials that are built on vertically aligned conducting metallic
May 26, 2017
Tricking Molecules into Creating New Nano-shapes
Self-assembly is a powerful concept for making nanoscale structures where molecules are designed to spontaneously pack themselves into the desired
May 1, 2017
Casting a Wide Net
The various classes of chelators discovered and developed in the course of this fundamental research serve as tools that act, on the molecular
May 1, 2017
Finding the Correct Path
Identifying the correct mechanism of a reaction can still be one of the toughest tasks facing chemists. For example, when designing a catalyst,
April 20, 2017
Deciphering Material Properties at the Single-Atom Level
The ability to correlate the 3D arrangements of atoms and defects with a material’s properties and functionality is vital in designing new
April 20, 2017
Smallest Transistor Ever
The next generation of microelectronics will only be realized by finding ways to continue to reduce the size of a transistor. Since the
April 20, 2017
Creation of Artificial Atoms
Graphene’s remarkable electronic properties have fueled the vision of developing graphene-based devices to enable lighter, faster and smarter
April 20, 2017
Electronic “Cyclones” at the Nanoscale
Recently, scientists discovered that in some magnetic materials, magnetic spirals, called skyrmions, could form on the material’s surface.
April 18, 2017
Developing Tools to Understand Lithium-Ion Battery Instabilities
This research has developed new techniques for in situ measurements of the growth of solid-electrolyte interphase (SEI) layers on silicon
March 1, 2017
Ultrafast Imaging Reveals the Electron’s New Clothes
When an electron, which is negatively charged, travels through the atomic lattice, just like the attraction between opposite ends of a magnet, the
February 23, 2017
Controlling the Stiffness of a Material at the Nanoscale
When a material undergoes a phase change, its atomic structure is re-oriented, and many fundamental material properties can be altered including
February 1, 2017
Ultrafast Molecular Manipulations
New capabilities at x-ray free-electron lasers (XFELs), such as the Linac Coherent Light Source (LCLS) at the SLAC National Accelerator Laboratory,
February 1, 2017
Unobservable No More
The transition state is where reactants become products in a chemical reaction. Defined as the highest energy point on the minimum energy path
February 1, 2017
One Small Change Makes Solar Cells More Efficient
In the quest to replace more traditional solar materials, such as silicon, with more efficient and high-performing options, scientists have been
January 27, 2017
Meeting the Challenge of Diagnostics for Super-Hot Plasmas in Fusion Reactors
Controlled thermonuclear fusion is the process of fusing light elements into heavier elements to release energy for non-weapons applications.
January 27, 2017
High-Energy Electrons Probe Ultrafast Atomic Motion
The interactions of electrons and the atoms they reside in are important for a range of phenomena, from fundamental electron and spin transport, to
January 26, 2017
Keep ’Em Separated
Second-generation bioethanol is derived from cellulose-based feedstocks. Production of such bioethanol is expected to grow significantly worldwide
January 26, 2017
Creating Bionic Enzymes
Enzymes that contain metal ions—that is, metalloenzymes—possess the reactivity of a transition metal center and the molecular evolution
January 26, 2017
More Steps, Faster Results
For semi-rigid molecules at low energies, the well-established normal mode approximation gives a basic understanding of molecular vibrations and
January 26, 2017
Pure as the Driven X-Ray
Modern x-ray free-electron lasers use high-energy electrons to produce intense x-ray pulses to study the structure and behavior of matter. However,
January 23, 2017
Supercomputers for Quantum Computers
One of the leading methods for creating qubits involves exploiting specific structural atomic defects in diamonds. Using diamonds is both
January 9, 2017
Light Strikes Gold
Gold is highly stable and has other attractive features suitable for various industrial and medical applications, but controlling the size and
January 1, 2017
Rare Earth Recycling
Rare earth elements are crucial materials in many consumer products, such as electronics and automobiles. These elements currently have a
January 1, 2017
Ion–Electron Collisions Can Heal Material Defects
Typically, exposure of a material to energetic particles, such as ions or neutrons, creates many defects that result in damage to the structure.