Popular Electromagnetic Waves News and Current Events

Popular Electromagnetic Waves News and Current Events, Electromagnetic Waves News Articles.
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Slime travelers
New UC Riverside-led research settles a longstanding debate about whether the most ancient animal communities were deliberately mobile. It turns out they were, because they were hungry. (2019-06-20)

Weyl goes chiral
Quasiparticles that behave like massless fermions, known as Weyl fermions, have been in recent years at the center of a string of exciting findings in condensed matter physics. The group of physicist Sebastian Huber at ETH Zurich now reports experiments in which they got a handle on one of the defining properties of Weyl fermions -- their chirality. (2019-02-11)

Wi-fi from lasers
New fabrication of white light makes data transfer up to 20x faster. Soon we could use normal lighting for our wireless connectivity. (2016-08-14)

Older than the moon
Geochemist Matt Jackson finds that only the hottest, most buoyant mantle plumes draw from a primordial reservoir deep in the Earth. (2017-02-06)

Spintronics: New production method makes crystalline microstructures universally usable
New storage and information technology requires new higher performance materials. One of these materials is yttrium iron garnet, which has special magnetic properties. Thanks to a new process, it can now be transferred to any material. Developed by physicists at Martin Luther University Halle-Wittenberg (MLU), the method could advance the production of smaller, faster and more energy-efficient components for data storage and information processing. The physicists have published their results in the journal ''Applied Physics Letters''. (2021-02-23)

Algorithm accurately predicts how electromagnetic waves and magnetic materials interact
UCLA Samueli engineers have developed a new tool to model how magnetic materials, which are used in smartphones and other communications devices, interact with incoming radio signals that carry data. It accurately predicts these interactions down to the nanometer scales required to build state-of-the-art communications technologies. (2018-09-10)

X-ray imaging with a significantly enhanced resolution
Physicists from Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) and Deutsches Elektronen-Synchrotron (DESY, Hamburg) have come up with a method that could significantly improve the quality of X-ray images in comparison to conventional methods. Incoherent diffractive imaging (IDI) could help to image individual atoms in nanocrystals or molecules faster and with a much higher resolution. (2017-08-14)

Tiny soft robot with multilegs paves way for drugs delivery in human body
A novel tiny, soft robot with caterpillar-like legs capable of carrying heavy loads and adaptable to adverse environment was developed from a research led by City University of Hong Kong (CityU). This mini delivery-robot could pave way for medical technology advancement such as drugs delivery in human body. (2018-09-26)

WVU astronomers help detect the most massive neutron star ever measured
West Virginia University researchers have helped discover the most massive neutron star to date, a breakthrough uncovered through the Green Bank Telescope. The neutron star, called J0740+6620, is a rapidly spinning pulsar that packs 2.17 times the mass of the sun (which is 333,000 times the mass of the Earth) into a sphere only 20-30 kilometers, or about 15 miles, across. (2019-09-16)

Brilliant burst in space reveals universe's magnetic field
Scientists have detected the brightest fast burst of radio waves in space to date -- locating the source of the event with more precision than previous efforts. (2016-11-17)

Scientists identify circuit responsible for building memories during sleep
Neuroscientists at the University of Alberta have identified a mechanism that may help build memories during deep sleep, according to a new study. (2019-11-05)

Riding the wave: Pioneering research tames nanoquakes
Researchers from the University of Exeter have pioneered a new technique to control high frequency sound waves, commonly found within everyday devices such as mobile phones. (2017-08-02)

Impact: 60 years of shock wave research at Sandia National Laboratories
Sandia National Laboratories physicists Mark Boslough and Dave Crawford predicted the Hubble Space Telescope would see a rising vapor plume as the Shoemaker-Levy 9 comet crashed into the far side of Jupiter in 1994. And sure enough, the plume produced by the impact matched Sandia's computational analysis. (2019-10-21)

Lightning-fast communications
Researchers from the University of Utah have discovered that a special kind of perovskite, a combination of an organic and inorganic compound that has the same structure as the original mineral, can be layered on a silicon wafer to create a vital component for the communications system of the future. That system would use the terahertz spectrum, the next generation of communications bandwidth that uses light instead of electricity to shuttle data. (2017-11-06)

New technique reveals 3-D shape of nanostructure's polariton interaction
Researchers from Lehigh University have found a way to reveal the 3-D shape of the polariton interaction around a nanostructure. Their technique improves upon the common spectroscopic imaging technique known as scattering-type scanning near-field optical microscopy (s-SNOM). The research will be online published today in Nature Communications. (2018-05-21)

Engineering academic elected a Fellow of the IEEE
A University of Bristol academic has been elected a Fellow of the world's largest and most prestigious professional association for the advancement of technology. (2015-12-01)

Slow, steady waves keep brain humming
Very slow brain waves, long considered an artifact of brain scanning techniques, may be more important than anyone had realized. Researchers at Washington University School of Medicine in St. Louis have found that very slow waves are directly linked to state of consciousness and may be involved in coordinating activity across distant brain regions. (2018-03-29)

The atomic dynamics of rare everlasting electric fields
Researchers have discovered the atomic mechanisms that give the unusual material yttrium manganite its rare magnetic and electric properties. All it took was ricocheting neutrons off the atoms of a sample of the material heated to 3,000 degrees Fahrenheit. (2018-01-10)

Topological insulators are among this year's top achievements in photonics
Optics & Photonics News recognised a recent study on three-dimensional topological insulators as one of the most promising advances in photonics this year. These structures are capable of controlling light without any losses caused by absorption and material defects, which shows a great potential for applications in optical computers, communication networks, antennas and lasers. (2017-12-01)

Exploring the realistic nature of the wave function in quantum mechanics
The wave function is central in quantum mechanics and describes the quantum state of microscopic objects. But what the wave function essentially represents is still in debate. Now researchers in Tsinghua University proposed and experimentally realized an encounter-delay-choice experiment to demonstrate the realistic interpretation for the wave function. This will be helpful to unlock the mysteries of the wave function, and deepen our understanding of quantum mechanics. (2018-01-04)

How to put neurons into cages
Football-shaped microscale cages have been created using special laser technologies. Using sound waves as tweezers, living neurons can be placed inside these cages to study how nerve connections are being formed. (2020-05-04)

A new look at the nature of dark matter
A new study suggests that the gravitational waves detected by the LIGO experiment must have come from black holes generated during the collapse of stars, and not in the earliest phases of the Universe. (2017-03-06)

Light is enough to peer through a mouse skull
Having selected proper light waves, researchers have demonstrated a more than 10-fold improvement of light energy delivery to targets that are too deeply embedded to visualize with current optical imaging. Able to picture through a young mouse skull in the laboratory, this noninvasive technique does not cause any damage to tissues and does not need injections of fluorescent molecules to label the target. (2018-03-26)

At long last, a 3D picture of an interstellar cloud, a clue to star formation
A duo of astronomers has accomplished a difficult feat: determining the 3D structure of an interstellar cloud, the birth site of stars. (2018-05-10)

Century of data shows sea-level rise shifting tides in Delaware, Chesapeake bays
The warming climate is expected to affect coastal regions worldwide as glaciers and ice sheets melt, raising sea level globally. For the first time, an international team has found evidence of how sea-level rise already is affecting high and low tides in both the Chesapeake and Delaware bays, two large estuaries of the eastern United States. (2018-01-24)

Evading detection by an infrared camera, octopus style
Inspired by organisms that can change the nature of their skin, such as octopuses, researchers have developed a device with tunable infrared reflectivity. The advancement could help hide objects from infrared (heat-sensing) cameras, among other applications. (2018-03-29)

COVID-19 and the decolonization of Indigenous public health
Indigenous self-determination, leadership and knowledge have helped protect Indigenous communities in Canada during the coronavirus disease 2019 (COVID-19) pandemic, and these principles should be incorporated into public health in future, argue the authors of a commentary in CMAJ (Canadian Medical Association Journal) http://www.cmaj.ca/lookup/doi/10.1503/cmaj.200852. (2020-09-21)

Tsunami signals to measure glacier calving in Greenland
Scientists have employed a new method utilizing tsunami signals to calculate the calving magnitude of an ocean-terminating glacier in northwestern Greenland, uncovering correlations between calving flux and environmental factors such as air temperature, ice speed, and ocean tides. (2019-05-08)

The day LISA Pathfinder hung in the balance
At the core of ESA's LISA Pathfinder mission sit two small hearts. Each is a cube, just five centimetres across. Together they will allow LISA Pathfinder to lay the foundations for future space-based measurements that investigate the very core of Einstein's General Relativity. (2006-10-11)

Potential biomarker for autism
A study of young children with autism spectrum disorder published in JNeurosci reveals altered brain waves compared to typically developing children during a motor control task. The non-invasive neuroimaging technique used in this study could be employed to detect autism symptoms as early as infancy. (2018-08-13)

The wave power farm off Mutriku could improve its efficiency
The study by the UPV/EHU's EOLO (Meteorology, Climate and Environment) research group reveals that the technology used at the farm off Mutriku -- a global pioneer in generating wave power -- needs to improve its output to be on a par with the values of other renewable energy sources, and to facilitate the marketing of its power. (2017-12-28)

Scientists analyze first ancient human DNA from Southeast Asia
Harvard Medical School researchers lead the first whole-genome analysis of ancient human DNA from Southeast Asia Study identifies at least three major waves of human migration into the region over the last 50,000 years, each shaping the genetics of Southeast Asia (2018-05-17)

MRI 'glove' provides new look at hand anatomy
A new kind of MRI component in the shape of a glove delivers the first clear images of bones, tendons and ligaments moving together. (2018-05-08)

Measuring the risks of extreme temperatures on public health
Heat and cold waves affect people with certain health conditions differently, highlighting the need for tailored public service risk communication. (2018-04-13)

Researchers links coastal nuisance flooding to special type of slow-moving oce
A team of international researchers has found a link between seasonal fluctuations in sea level to a long-time phenomenon -- Rossby Waves. And this connection may lead to a new tool to help (2018-07-05)

Map of ionospheric disturbances to help improve radio network systems
The paper, titled (2018-01-12)

Brain stethoscope listens for silent seizures
By converting brain waves into sound, even non-specialists can detect 'silent seizures' -- epileptic seizures without the convulsions most of us expect. (2018-03-21)

New approach uses ultrasound to measure fluid in the lungs
A team of engineering and medical researchers has found a way to use ultrasound to monitor fluid levels in the lung, offering a noninvasive way to track progress in treating pulmonary edema -- fluid in the lungs -- which often occurs in patients with congestive heart failure. The approach, which has been demonstrated in rats, also holds promise for diagnosing scarring, or fibrosis, in the lung. (2017-03-21)

Beyond good vibrations: New insights into metamaterial magic
Metamaterials have amazing potential--think invisibility cloaks and perfect lenses--but they are more likely to be found in a Harry Potter novel than a lab. To help bring them closer to reality, Michigan Technological University's Elena Semouchkina has gone back to basics and demonstrated that the fundamental physics of metamaterials is more complex than scientists once thought. (2017-11-06)

The path length of light in opaque media
A transparent substance will allow the light to travel through on a straight line, in a turbid substance the light will be scattered numerous times, travelling on more complicated zig-zag trajectories. But astonishingly, the average total distance covered by the light inside the substance is always the same. (2017-11-10)

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