Wednesday, September 18, 2019
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Heavy Elements

Very Heavy Elements Deliver More Electrons

The ScienceActinides, a series of 15 radioactive elements, are vital to medicine, energy, and national defense. Scientists examined two exceedingly rare actinides, berkelium and...
solar cell

A Solar Cell That Does Double Duty for Renewable Energy

In the quest for abundant, renewable alternatives to fossil fuels, scientists have sought to harvest the sun’s energy through “water splitting,” an artificial photosynthesis...
magnetic fields

Discovering a Previously Unknown Role for a Source of Magnetic Fields

Magnetic forces ripple throughout the universe, from the fields surrounding planets to the gasses filling galaxies, and can be launched by a phenomenon called...
electron camera

Researchers Switch Material from One State to Another with a Single...

Scientists from the Department of Energy’s SLAC National Accelerator Laboratory and the Massachusetts Institute of Technology have demonstrated a surprisingly simple way of flipping...
perovskites

Light Provides Spin

Physicists at FAU have proven that incoming light causes the electrons in warm perovskites to rotate thus influencing the direction of the flow of...
plasma wave

Electrons Ride Plasma Wave

There is a good chance that soon a new door will open to physicists, offering them new insights into the mysteries of the universe....
Mott Insulator

Physicists Watch Spin Liquid Turn into Mott Insulator

An international research team featuring scientists from the Terahertz Spectroscopy Lab at MIPT has made a direct observation of the Mott transition. In this...
intense lasers

Surprise Slow Electrons Are Produced When Intense Lasers Hit Clusters of...

Intense laser cluster interactions occur when small clusters of atoms, nanometres (billionths of a metre) in size, are struck with intense lasers. This happens,...
transistors

On the Path to New High-Performance Transistors

The electronics industry expects a novel high-performance transistor made of gallium nitride to offer considerable advantages over present-day high-frequency transistors. Yet many fundamental properties...
electrons

Electrons Slowing down at Critical Moments

In a new study, researchers from the U.S. Department of Energy’s (DOE) Argonne National Laboratory have determined that electrons in some oxides can experience...
solar cells

New Solar Technology for the Energy Transition

It is crucial that we prevent the Earth from warming by more than two degrees Celsius compared with the pre-industrial era. This is a...
insulator

Novel Insulators with Conducting Edges

Physicists at UZH are researching a new class of materials: Higher-order topological insulators. The edges of these crystalline solids conduct electric current without dissipation,...
particle acceleratorvideo

Profiling Extreme Beams: Scientists Devise New Diagnostic for Cutting-Edge and Next-Gen...

The world’s cutting-edge particle accelerators are pushing the extremes in high-brightness beams and ultrashort pulses to explore matter in new ways.To optimize their performance...
Atmospheric Whistles

Fusion Scientists Find Inspiration in Atmospheric Whistles

The ScienceThe challenge of fusion energy is often equated to capturing—and holding—lightning in a bottle. The analogy is apt. Lightning and a fusion energy...
Superconducting Crystals

Scientists Pinpoint Energy Flowing Through Vibrations in Superconducting Crystals

Manipulating the flow of energy through superconductors could radically transform technology, perhaps leading to applications such as ultra-fast, highly efficient quantum computers. But these...
Light-emitting diodes

Atomic Flaws Create Surprising, High-Efficiency UV LED Materials

Light-emitting diodes (LEDs) traditionally demand atomic perfection to optimize efficiency. On the nanoscale, where structures span just billionths of a meter, defects should be...
transistor

New Measurements Show Spin Transistor Is Within Reach

University of Groningen physicists Siddhartha Omar and professor Bart van der Wees have shown that it is possible to influence the lifetime of spin...
Memristors

Thanks for the Memory: NIST Takes a Deep Look at Memristors

In the race to build a computer that mimics the massive computational power of the human brain, researchers are increasingly turning to memristors, which...
graphene

Light May Unlock a New Quantum Dance for Electrons in Graphene

A team of researchers has devised a simple way to tune a hallmark quantum effect in graphene—the material formed from a single layer of...
catalyst

New Catalyst for Hydrogen Production Is a Step Toward Clean Fuel

A nanostructured composite material developed at UC Santa Cruz has shown impressive performance as a catalyst for the electrochemical splitting of water to produce...