Monday, July 15, 2019
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magnetic fields

The Biermann Battery Effect: Spontaneous Generation of Magnetic Fields and Their...

The ScienceWhen hot, ionized gases known as plasmas in the interstellar media collide, the electron density and temperature...
World’s Measurement System

A Turning Point for Humanity: Redefining the World’s Measurement System

After decades of groundbreaking laboratory work, the world’s scientific and technical community is about to redefine four of the seven base units for the...
Tiny Diamonds

Superradiance: Quantum Effect Detected in Tiny Diamonds

The effect has been predicted theoretically decades ago - but it is very hard to provide experimental evidence for it: "Superradiance" is the phenomenon...
miniature lasersvideo

Building Miniature Lasers with Nanowires

A large machine with all manner of assorted protruding pipes stands ready for action in one of the labs at NTNU’s Department of Electronic...
MIRO measuring device

Nine in One Swoop

Atmospheric pollutants put a strain on the environment and harbor health hazards for humans. The Empa spin-off MIRO Analytical Technologies developed a technology to...
quantum dots

Optical Nanoscope Allows Imaging of Quantum Dots

Microscopes allow us to see structures that are otherwise invisible to the human eye. However, conventional optical microscopes cannot be used to image individual...
photonic crystals

New Exotic Phenomena Seen in Photonic Crystals

Topological effects, such as those found in crystals whose surfaces conduct electricity while their bulk does not, have been an exciting topic of physics...
slippery roads

New Laser Technology Can Reduce Accidents on Slippery Roads

Experts have discovered a problematic substance, known as hydrohalite (NaCl, 2H2O), which can be formed on icy salted roads.Hydrohalite does not react to the...
photoluminescence

Missing Atoms in a Forgotten Crystal Bring Luminescence

A little-studied member of the perovskite family of materials could find use in a range of electronic devices, after researchers at KAUST discovered the...
microfluidic chip

On-Chip Pumps Achieve High-Speed Sorting of Large Cells

The sorting of individual cells is necessary for many biological applications, including the isolation of specific cell types from cell suspensions. A fluorescence-activated cell...
foam

Freeze-Dried Foam Soaks up Carbon Dioxide

Rice University materials scientists have created a light foam from two-dimensional sheets of hexagonal-boron nitride (h-BN) that absorbs carbon dioxide.They discovered freeze-drying h-BN turned...
hybrid silicon lasers

Laying the Foundations for Hybrid Silicon Lasers

Producing semiconductor lasers on a silicon wafer is a long-held goal for the electronics industry, but their fabrication has proved challenging. Now, researchers at...
autism

Baby Teeth Link Autism and Heavy Metals, NIH Study Suggests

Baby teeth from children with autism contain more toxic lead and less of the essential nutrients zinc and manganese, compared to teeth from children...
nanostructure, quantum devices, photopic vision

Frequency Modulation Accelerates the Research of Quantum Technologies

Many modern technological advances and devices are based on understanding quantum mechanics. Compared to semiconductors, hard disk drives or lasers, quantum devices are different...
Engines

Engines Fire Without Smoke

By observing the soot particles formed in a simple flame, researchers at KAUST have developed a computational model capable of simulating soot production inside...
protein sequences

Rapid Screening Machine Can Read and Separate Protein Sequences

The structural properties of proteins that could eventually become important materials for manufacturing and medicine are revealed by a novel optical technique that works...
Touchscreens

Silver Circuits on Foil Allow Curved Touchscreens

Mobile phones and smart phones still have not been adapted to the carrying habits of their users. That much is clear to anyone who...
beryllium ions

NIST Physicists Show Ion Pairs Perform Enhanced ‘Spooky Action’

Adding to strong recent demonstrations that particles of light perform what Einstein called “spooky action at a distance,” in which two separated objects can...
3-D metasurfaces

Guiding Light: Sandia Creates 3-D Metasurfaces with Optical Possibilities

Metamaterials don’t exist in nature, but their ability to make ultra-thin lenses and ultra-efficient cell phone antennas, bend light to keep satellites cooler and...
microchip

Leti Announces Backside Shield That Protects Microchip from Physical Attacks

Physical attacks may occur when hackers have access to the device and can exploit weaknesses of the embedded IC to steal sensitive information or...