Laboratory Highlights

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February 16, 2017
Mighty Microbes Roil Oceans
Oxygen minimum zones are widespread areas in the ocean. In these zones, oxygen is depleted due to the metabolic activity of microbes. Rising
February 13, 2017
ARM Data Is for the Birds
The ARM Southern Great Plains site in Oklahoma is located in the “central flyway," one of the three main North American routes for seasonal
February 1, 2017
First Light Shines in Instrument Designed to Solve the Neutrino Controversy
The KArlsruhe TRItium Neutrino mass (KATRIN) project can measure neutrino mass by a very careful determination of the electron spectrum emitted by
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,
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
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 23, 2017
Bacteria’s Secret Weapon
Microbes such as fungi and bacteria produce enzymes, called glycoside hydrolases, to acquire nutrients through the degradation of cellulose&mdash
January 23, 2017
Methylmercury Sleuths Armed with New Spotlight
Two genes, hgcA and hgcB, are essential for microbial mercury methylation. Detecting and estimating their abundance in microbes
January 23, 2017
A New World Discovered Underground
The subterranean world hosts up to one fifth of all biomass, including microbial communities that drive transformations central to Earth’s
January 23, 2017
Extending the Life of Lithium-Ion Batteries
Rechargeable lithium-ion batteries are common in portable electronics and in today’s plug-in hybrid electric vehicles. One of the most
January 9, 2017
How Moisture Affects the Way Soil Microbes Breathe
Moisture conditions in soil affect the respiration rate of heterotrophic microbes. A heterotrophic organism obtains its food and energy by taking
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.
December 14, 2016
Surrounded by Water
Scientists understand the macroscopic behavior of the interaction between water and acid, yet the microscopic behavior and the specific structures
December 14, 2016
New Properties Discovered in Atom-Wide Troughs
In the world of semiconductors, impurities and defects can be a good thing. They modify the properties of materials such as silicon, and scientists
December 14, 2016
Spinning the (X-ray) Light Fantastic
At the LCLS, researchers have demonstrated the generation of X-ray pulses with polarization control at photon energies from 280 eV to 1200 eV, by
December 13, 2016
Polarized Partners: Spinning Electrons Yield Spinning Positrons
Researchers use accelerators to coax the electron into performing a wide range of tricks to enable medical tests and treatments, improve product
December 12, 2016
New Limits in the Search for Sterile Neutrinos
New searches for sterile neutrinos, hypothetical particles that do not directly “talk to” any particles in the Standard Model, significantly narrow the remaining regions where these particles may be hiding.
December 6, 2016
Shattering Protons in High-Energy Collisions Confirms Higgs Boson Production
New results confirm the rate of Higgs boson production, matching our understanding of how the universe works.
December 6, 2016
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Shattering Protons in High-Energy Collisions Confirms Higgs Boson Production
The 2012 discovery of a Higgs boson by two of the Large Hadron Collider’s (LHC’s) experiments—ATLAS (for ‎A Toroidal LHC
December 6, 2016
New Limits in the Search for Sterile Neutrinos
New searches for sterile neutrinos, hypothetical particles that do not directly “talk to” any particles in the Standard Model, significantly narrow the remaining regions where these particles may be hiding.
December 5, 2016
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New Limits in the Search for Sterile Neutrinos
The detection of neutrino oscillations, a discovery that garnered the 2015 Nobel Prize in Physics, is a proof that neutrinos have mass –
November 30, 2016
Giving Friction the Slip with New Carbon Films
Tribology—the study of friction, wear, and lubrication—is critical to the efficiency and durability of engines and other moving metal
November 30, 2016
How to 3D Print on the Nanoscale
Precision control of nanometer scale 3D fabrication has been a longstanding research goal. Now, researchers have developed a 3D simulation that
November 30, 2016
Lining up for New High-Density Memory Devices
Scientists grew a vertically aligned nanocomposites lattice matched on a SrTiO3 (STO) substrate using laser deposition. These micrometer-thick