Friday, February 22, 2019
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Tag: Physical Review

soft materialsvideo

Technique Inspired by Dolphin Chirps Could Improve Tests of Soft Materials

When you deform a soft material such as Silly Putty, its properties change depending on how fast you stretch and squeeze it. If you...
Artificial Magnetic Fieldvideo

Artificial Magnetic Field Produces Exotic Behavior in Graphene Sheets

A simple sheet of graphene has noteworthy properties due to a quantum phenomenon in its electron structure named Dirac cones in honor of British...
Plasma Lenses

Strong Focus on Plasma Lenses

An international team of researchers from Oslo, Oxford, DESY and CERN has overcome a major obstacle that has until now prevented the technical deployment...
Quantum Technology

Spotting Nature’s Own Evolution of Quantum Tricks Could Transform Quantum Technology

A new test to spot where the ability to exploit the power of quantum mechanics has evolved in nature has been developed by physicists...
barchans

Research Helps in Understanding the Dynamics of Dune Formation

Crescent-shaped dunes called barchans are structures that appear in a wide variety of environments, including beaches and deserts, riverbeds and the seafloor, inside water...
mirror molecules

A New Path Through the Looking-Glass

Exploring the mystery of the molecular handedness in nature, scientists have proposed a new experimental scheme to create custom-made mirror molecules for analysis. The...
vegetation database, tractor beam, data storage, quantum computing

Trapping Atoms, Not Space Ships, with Tractor Beams

University of Adelaide researchers have delved into the realm of Star Wars and created a powerful tractor beam – or light-driven energy trap – for atoms. Rather...
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...
neurodegenerative diseases

Researchers Model How Toxic Proteins Course Through the Brain, Lead to...

Many neurodegenerative diseases spread by hijacking the brain’s connective circuitry to transport toxic proteins, which gradually accumulate and trigger symptoms of dementias. Now, researchers...
superfluidity

Disrupting Crystalline Order to Restore Superfluidity

Theoretical and experimental scientists at the Universität Hamburg have together observed light induced superfluidity. The team of scientists led by Prof. Ludwig Mathey and...
nanostructuring

Hot Aluminum Etches Smooth Nano-Holes in Semiconductors

A German-French research team has identified surprising properties of nano-holes in semiconductor materials produced by a promising technique: In their experiments, hot aluminum droplets...
magnetic semiconducting

Graphene Controls Surface Magnetism at Room Temperature

In a refreshing change of perspective, theoretical physicist Dr Zeila Zanolli has looked at the proximity effects of graphene on a magnetic semiconducting substrate,...
wind farms

Windier Windfarms

You’ve probably seen them, perhaps on long roadtrips: wind turbines with enormous, hypnotic rolling blades, harnessing the clean power of wind for conversion into...
Transition metal dichalcogenides

Transition Metal Dichalcogenides Could Increase Computer Speed, Memory

Transition metal dichalcogenides (TMDCs) possess optical properties that could be used to make computers run a million times faster and store information a million...
Nuclear Pasta

Nuclear Pasta, the Hardest Known Substance in the Universe

A team of scientists has calculated the strength of the material deep inside the crust of neutron stars and found it to be the...
superconductor synapse

Modified Superconductor Synapse Reveals Exotic Electron Behavior

Electrons tend to avoid one another as they go about their business carrying current. But certain devices, cooled to near zero temperature, can coax...
Protein Transport

Pile-Ups in Protein Transport

Anyone who has ever tried to find a way through a crowded pedestrian zone has – literally – run into the problem: While some...
optical parametric oscillator

Experiment Obtains Entanglement of Six Light Waves with a Single Laser

Austrian physicist Erwin Schrödinger (1887-1961), one of the giants of contemporary science, considered “entanglement” the most interesting property in quantum mechanics. In his view,...
optical device

Fish-Eye Lens May Entangle Pairs of Atoms

Nearly 150 years ago, the physicist James Maxwell proposed that a circular lens that is thickest at its center, and that gradually thins out...
Tantalum disulfide

Atoms and Electrons Watched at Work

The properties of materials are determined by their atomic structure. If atoms and electrons change their arrangement, the characteristics of a material also change. The complex...