Browsing Tag

Electromagnetics

QCLs exhibit extreme pulses

Scienmag Oct 23, 2020

Extreme events in quantum cascade lasers enable an optical neuron system 10,000× faster than biological neuronsCredit: Spitz et al., doi 10.1117/1.AP.2.6.066001 Extreme events occur in many observable contexts. Nature is a prolific…

Charging electric cars up to 90% in 6 minutes

Oct 23, 2020

With Telsa in the lead, the electric vehicle market is growing around the world. Unlike conventional cars that use internal combustion engines, electric cars are solely powered by lithium ion batteries, so the battery performance defines…

Technology and Engineering

RIT Professor Emeritus Linda Barton honored by American Physical Society

Scienmag Oct 22, 2020

APS names Barton the 2021 Jonathan F. Reichert and Barbara Wolff-Reichert Award recipient A Rochester Institute of Technology professor has been recognized by the American Physical Society for excellence in laboratory instruction.…

Chemistry AND Physics

FEFU scientists helped design a new type of ceramics for laser applications

Scienmag Oct 22, 2020

Credit: FEFU press office Material scientists from Far Eastern Federal University (FEFU) joined an international team of researchers to develop new nanocomposite ceramics (Ho3+:Y2O3-MgO) that can be employed in high-capacity laser…

Technology and Engineering

Reviewing multiferroics for future, low-energy data storage

Scienmag Oct 22, 2020

'Multi-ferroic' materials in low-energy data storageCredit: FLEET A new UNSW study comprehensively reviews the magnetic structure of the multiferroic material bismuth ferrite (BiFeO3 - BFO). The review advances FLEET's search for…

Biology

No stain? No sweat: Terahertz waves can image early-stage breast cancer without staining

Scienmag Oct 20, 2020

Team of researchers at Osaka University make key breakthrough towards on-site cancer diagnosisCredit: Osaka University A team of researchers at Osaka University, in collaboration with the University of Bordeaux and the Bergonié…

A trillion turns of light nets terahertz polarized bytes

Oct 19, 2020

Nanophotonics researchers demonstrate ultrafast polarization switchingCredit: Photo by Jeff Fitlow/Rice University HOUSTON - (Oct. 19, 2020) - U.S. and Italian engineers have demonstrated the first nanophotonic platform…

Biology

Old methods prove true for studying proteins

Scienmag Oct 19, 2020

Credit: © 2020 ?ukasz Jaremko and Vladlena Kharchenko A fresh new look at an old technique in protein biochemistry has shown that it should be reintroduced to the spectroscopy toolkit. For decades, scientists have used nuclear…

Technology and Engineering

uOttawa researchers find cheaper, faster way to measure the electric field of light

Scienmag Oct 16, 2020

Credit: Aleksey Korobenko Researchers at uOttawa have created a new method to measure the temporal evolution of electric fields with optical frequencies. The new approach, which works in ambient air, facilitates the direct measurement…

Technology and Engineering

SwRI wins R&D 100 Award for SPARTA electronic warfare analysis software

Scienmag Oct 13, 2020

SPARTA assesses military aircraft electronic countermeasures technologiesCredit: SwRI SAN ANTONIO -- Oct. 13, 2020 -- The System Performance and Real Time Analysis (SPARTA), an advanced electronic warfare (EW) measurement and…

Technology and Engineering

Scientists develop detector for investigating the sun

Scienmag Oct 13, 2020

Credit: Egor Stadnichuk et al./Journal of Instrumentation Researchers from MIPT have developed a prototype detector of solar particles. The device is capable of picking up protons at kinetic energies between 10 and 100…

Technology and Engineering

Finding the right colour to control magnets with laser pulses

Scienmag Oct 13, 2020

Credit: Lancaster University Scientists have discovered a new way to manipulate magnets with laser light pulses shorter than a trillionth of a second. The international team of researchers, led by Lancaster and Radboud Universities,…

Chemistry AND Physics

Stacking and twisting graphene unlocks a rare form of magnetism

Scienmag Oct 12, 2020

Twisting a monolayer and a bilayer sheet of graphene into a three-layer structure leads to new quantum mechanical states.Credit: Columbia University Since the discovery of graphene more than 15 years ago, researchers have been in…

Surface waves can help nanostructured devices keep their cool

Oct 12, 2020

Credit: Institute of Industrial Science, the University of Tokyo Tokyo, Japan -- The continuing progress in miniaturization of silicon microelectronic and photonic devices is causing cooling of the device structures to become…

Technology and Engineering

High-capacity tape for the era of big data

Scienmag Oct 8, 2020

A new magnetic material and recording process can vastly increase data capacityCredit: © 2020 Ohkoshi et al. It may seem odd to some that in the year 2020, magnetic tape is being discussed as a storage medium for digital data.…

Chemistry AND Physics

American Physical Society elects Mainz-based physicist Mathias Kläui as APS Fellow

Scienmag Oct 7, 2020

Solid-state physicist is honored for his experimental work in the fields of nanomagnetism and spintronicsCredit: photo/©: Peter Pulkowski, JGU The solid-state physicist Professor Mathias Kläui has been elected as a Fellow of the…

Chemistry AND Physics

Experiments with twisted 2D materials catch electrons behaving collectively

Scienmag Oct 6, 2020

Credit: Matthew Yankowitz/University of Washington Scientists can have ambitious goals: curing disease, exploring distant worlds, clean-energy revolutions. In physics and materials research, some of these ambitious goals are to make…

Chemistry AND Physics

Two NRL research physicists named 2020 citation laureates ‘of nobel class’

Scienmag Oct 6, 2020

Credit: U.S. Naval Research Laboratory WASHINGTON, D.C. - Two research physicists from the U.S. Naval Research Laboratory were named Citation Laureates "Researchers of Nobel Class" by Clarivate on Sept. 23 - Thomas L. Carroll and Louis…

Chemistry AND Physics

Hunting for the lowest known nuclear-excited state

Scienmag Oct 6, 2020

Measurements in thorium-229 take a step towards the direct laser excitation of an atomic nucleus in this unique isotopeCredit: photo/©: Matthäus Krantz Nuclear clocks could make our time measurement even more accurate than atomic…

Could megatesla magnetic fields be realized on Earth?

Oct 6, 2020

A team of researchers led by Osaka University discovers "microtube implosion," a novel mechanism that demonstrates the generation of megatesla-order magnetic fieldsCredit: M. Murakami Magnetic fields are used in various areas…

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