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heterostructures

Ultrathin semiconductor heterostructures for new technological applications 

Heterostructures formed by different three-dimensional semiconductors form the foundation for modern electronic and photonic devices. Now, University of Washington scientists have successfully combined two...
calcium

Has the magic gone from Calcium-52? 

For the first time scientists have measured the radius of a calcium nucleus with 32 neutrons – indicating that nuclear physics theories don’t describe...
frost

Beetle-inspired engineering could lessen energy costs associated with controlling frost

In a discovery that may lead to ways to prevent frost on airplane parts, condenser coils, and even windshields, a team of researchers led...
Spin-Phonon

Strongest Ever Spin-Phonon Coupling Observed

The Study May Contribute to the Development of High-Performance Functional Materials in Information & Communication and Electronics

Atoms to Engines

The Department of Energy’s Oak Ridge National Laboratory, FCA US LLC, and the foundry giant, Nemak of Mexico, are combining their strengths to create...

Chemical Complexity Promises Improved Structural Alloys for Next-Gen Nuclear Energy

Designing alloys to withstand extreme environments is a fundamental challenge for materials scientists. Energy from radiation can create imperfections in alloys, so researchers in...

‘Molecular Accordion’ Drives Thermoelectric Behavior in Promising Material

Engines, laptops and power plants generate waste heat. Thermoelectric materials, which convert temperature gradients to electricity and vice versa, can recover some of that...
video

Nanoelectronics Researchers Employ Titan for an Electrifying Simulation Speedup

Researchers at ETH Zurich are using America’s fastest supercomputer to make huge gains in understanding the smallest electronic devices. The team, led by Mathieu Luisier, focuses on...

Field Widens for Environments, Microbes That Produce Toxic Form of Mercury

Thawing permafrost and contaminated sediment in marine coastal areas pose some of the greatest risks for the production of highly toxic methylmercury, according to...

ORNL Microscopy Finds Evidence of High-Temperature Superconductivity in Single Layer

Electron microscopy at the Department of Energy’s Oak Ridge National Laboratory is pointing researchers closer to the development of ultra-thin materials that transfer electrons...

ORNL Demonstrates Road to Supercapacitors for Scrap Tires

Some of the 300 million tires discarded each year in the United States alone could be used in supercapacitors for vehicles and the electric...

Oak Ridge National Laboratory to Co-Lead DOE’s New HPC for Manufacturing...

Oak Ridge National Laboratory (ORNL) is collaborating with Lawrence Livermore and Lawrence Berkeley National Laboratories (LLNL and LBNL) to lead a new US Department...

The rise of X-ray beam chemistry

For scientists to understand a system, they often push it to its limits. In geochemistry, that means putting minerals under extreme conditions and watching...

Nano-Trapped Molecules are Potential Path to Quantum Devices

Single atoms or molecules imprisoned by laser light in a doughnut-shaped metal cage could unlock the key to advanced storage devices, computers and high-resolution...

The pressure is on

Question: What do you get when you take two surfaces roughly the size of a celery seed and crush them together with a load...

Two Spin Liquids Square Off in an Iron-Based Superconductor

Despite a quarter-century of research since the discovery of the first high-temperature superconductors, scientists still don't have a clear picture of how these materials...

How to look for a few good catalysts

Two key physical phenomena take place at the surfaces of materials: catalysis and wetting. A catalyst enhances the rate of chemical reactions; wetting refers...

Researchers Build Bacteria’s Photosynthetic Engine

100-million-atom chromatophore simulation provides unprecedented look into how bacteria harvest light for food Nearly all life on Earth depends on photosynthesis, the conversion of light...

New material opens possibilities for super-long-acting pills

Medical devices designed to reside in the stomach have a variety of applications, including prolonged drug delivery, electronic monitoring, and weight-loss intervention. However, these...

ORNL researchers make scalable arrays of ‘building blocks’ for ultrathin electronics

Semiconductors, metals and insulators must be integrated to make the transistors that are the electronic building blocks of your smartphone, computer and other microchip-enabled...