Popular Magnetism News and Current Events

Popular Magnetism News and Current Events, Magnetism News Articles.
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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)

Researchers unlocking potential for next-generation medical scanning
While still in the early stages, research reported today in the journal Science Advances has made significant steps towards a new MRI method with the potential to enable doctors to personalise life-saving medical treatments and allow real-time imaging to take place in locations such as operating theatres and GP practices. (2018-01-05)

Superconductivity can induce magnetism
Researchers from the Université de Montréal, the Paul Scherrer Institute, the Swiss Federal Institute of Technology Zurich, and the Los Alamos National Laboratory publish their results in the prestigious journal Science. (2008-09-11)

Room-temperature multiferroic thin films and their properties
Scientists at Tokyo Institute of Technology (Tokyo Tech) and Tohoku University have developed high-quality GFO epitaxial films and systematically investigated their ferroelectric and ferromagnetic properties. They also demonstrated the room-temperature magnetocapacitance effects of these GFO thin films. (2018-01-05)

Atomic-scale visualization of electron pairing in iron superconductors
By measuring how strongly electrons are bound together to form Cooper pairs in an iron-based superconductor, scientists provide direct evidence supporting theories in which magnetism holds the key to this material's ability to carry current with no resistance. (2012-05-03)

Relativity matters: Two opposing views of the magnetic force reconciled
Our understanding of how a point-particle carrying a charge moves in presence of an inhomogenous magnetic field relied until now on two theories that were believed to differ. In a new study just published in EPJ C, the authors Johann Rafelski and colleagues from the University of Arizona, USA, succeeded in resolving this ambiguity. Their solution makes it possible to characterise the interaction of particles whose speed is close to the speed of light in the presence of inhomogeneous electromagnetic fields. (2018-01-29)

One step closer to reality: Devices that convert heat into electricity
The same researchers who pioneered the use of a quantum mechanical effect to convert heat into electricity have figured out how to make their technique work in a form more suitable to industry. (2017-01-03)

New type of sensor material developed
Hokkaido University scientists have succeeded in developing a nickel complex that changes color and magnetism when exposed to methanol vapor. The new material can potentially be used not only as a chemical sensor, but also with future rewritable memory devices. (2017-03-28)

Magnetic atoms of gold, silver and copper have been obtained
An international team led by physics and chemistry teams from the Faculty of Science and Technology at the University of the Basque Country and directed by Professor Jose Javier Saiz Garitaonandia, has achieved, by means of a controlled chemical process, that atoms of gold, silver and copper -- intrinsically non-magnetic (not attracted to a magnet) -- become magnetic. (2008-02-28)

Piezomagnetic material changes magnetic properties when stretched
Piezoelectric materials, which generate an electric current when compressed or stretched, are familiar and widely used: lighters that spark when you press a switch, microphones, sensors, motors and all kinds of other devices. Now a group of physicists has found a material with a similar property, but for magnetism. This 'piezomagnetic' material changes its magnetic properties when put under mechanical strain. (2018-03-16)

Creating a 2-D platinum magnet
University of Groningen physicists have induced magnetism in platinum with an electric field created by a paramagnetic ionic liquid. As only the surface of the platinum is affected, this creates a switchable 2-D ferromagnet. The study was published in Science Advances on April 6. (2018-04-06)

A new candidate material for quantum spin liquids
Using a unique material, EPFL scientists have been able to design and study an unusual state of matter, the Quantum Spin Liquid. The work has significant implications for future technologies, from quantum computing to superconductivity and spintronics. (2020-11-06)

Using electricity to switch magnetism
TU Wien has managed to use electrical fields to control the magnetic oscillations of certain ferrous materials. This has opened up huge potential for computer technology applications, as data is currently transferred in the form of electrical signals but stored magnetically. (2018-01-18)

Group of Brazilian researchers achieves almost instant magnetization of matter by light
In an experiment described in Physical Review Letters, a single photon aligned the spins of 6,000 electrons in only 50 picoseconds. The result offers prospects for technological applications in the electronic component industry. (2018-05-25)

Scientists created nanopowders for the synthesis of new aluminum alloys
The research team of Siberian Federal University together with the scientists of the Krasnoyarsk Scientific Center of the SB RAS has developed a method for the synthesis of aluminum alloys, the use of which will allow the creation of new types of products with improved characteristics based on aluminum. (2017-03-20)

A new method for studying semiconductor nanoparticles has been tested
A team from Siberian Federal University and Kirensky Institute of Physics (Siberian Department of the Russian Academy of Sciences) applied a new method to study nanoparticles made of cadmium telluride (CdTe). They used a peculiar feature of this compound: its interaction with light differs depending on the magnetic field. The results of the study were published in the Physics Letters A journal. (2018-05-15)

Nanomagnets levitate thanks to quantum physics
Quantum physicists in Oriol Romero-Isart's research group in Innsbruck show in two current publications that, despite Earnshaw's theorem, nanomagnets can be stably levitated in an external static magnetic field owing to quantum mechanical principles. The quantum angular momentum of electrons, which also causes magnetism, is accountable for this mechanism. (2017-10-27)

Missing link to novel superconductivity revealed at Ames Laboratory
Scientists at the US Department of Energy's Ames Laboratory have discovered a state of magnetism that may be the missing link to understanding the relationship between magnetism and unconventional superconductivity. (2018-02-13)

Catching radical molecules before they disappear
IBS researchers managed to stabilize short-lived radical ions which could be used for rechargeable batteries. (2017-12-13)

A quantum magnet with a topological twist
Researchers probed a special kind of magnet containing atoms arranged in a pattern called a kagome lattice, which takes its name from a Japanese basket. They found that electrons in this material exhibit exotic behaviors that could be exploited for futuristic applications -- and that under a high magnetic field some electrons in this material act like an upside-down magnet. (2019-02-22)

Scientists discover new type of magnet
A team of scientists has discovered the first robust example of a new type of magnet -- one that holds promise for enhancing the performance of data storage technologies. (2019-02-07)

What happens to magnetic nanoparticles once in cells?
Although magnetic nanoparticles are being used more and more in cell imaging and tissue bioengineering, what happens to them within stem cells in the long term remained undocumented. Researchers have shown substantial degradation of these nanoparticles, followed in certain cases by the cells ''re-magnetizing.'' This phenomenon is the sign of biosynthesis of new magnetic nanoparticles from iron released in the intracellular medium by the degradation of the first nanoparticles. (2019-02-14)

Scientists created nanopowders for the synthesis of new aluminum alloys
The research team of Siberian Federal University together with the scientists of the Krasnoyarsk Scientific Center of the SB RAS has developed a method for the synthesis of aluminum alloys, the use of which will allow the creation of new types of products with improved characteristics based on aluminum. (2017-04-06)

Breakthrough made in atomically thin magnets
Cornell researchers have become the first to control atomically thin magnets with an electric field, a breakthrough that provides a blueprint for producing exceptionally powerful and efficient data storage in computer chips, among other applications. (2018-04-04)

Waterloo chemists create faster and more efficient way to process information
University of Waterloo chemists have found a much faster and more efficient way to store and process information by expanding the limitations of how the flow of electricity can be used and managed. (2018-05-11)

Physicists discover new quantum electronic material
MIT, Harvard, and LBNL physicists have discovered a new quantum electronic material, the 'kagome metal,' whose atomic structure resembles a Japanese basketweaving pattern and exhibits exotic, quantum behavior. (2018-03-19)

Physicists found a correlation between the structure and magnetic properties of ceramics
The international scientific group studied a correlation between the structure of ceramic materials based on bismuth ferrite (BiFeO3) and their magnetic properties. In their work the scientists theoretically justified the obtained results and determined the factors that affect structural evolution of materials and changes in their magnetic behavior. The work will help create new ceramic materials with given properties. The article of the scientists was published in the Journal of Physics and Chemistry of Solids (2018-12-18)

New method enables high-resolution measurements of magnetism
In a new article, published in Nature Materials, researchers from Beijing, Uppsala and Jülich have made significant progress allowing very high resolution magnetic measurements. With their method it is possible to measure magnetism of individual atomic planes. (2018-02-06)

Astronomers observe the magnetic field of the remains of supernova 1987A
For the first time, astronomers have directly observed the magnetism in one of astronomy's most studied objects: the remains of Supernova 1987A (SN 1987A), a dying star that appeared in our skies over thirty years ago. In addition to being an impressive observational achievement, the detection provides insight into the early stages of the evolution of supernova remnants and the cosmic magnetism within them. (2018-06-29)

Mixed halide chemistry can be used to control magnetism in ultrathin magnetic devices
Magnetization in an ultrathin magnetic device can be re-directed beyond the previously known confines of in-plane or out-of-plane spaces, researchers from Boston College report in Advanced Materials. (2018-07-02)

Spintronics: Controlling magnetic spin with electric fields
EPFL physicists have found a way to reverse electron spins using electric fields for the first time, paving the way for programmable spintronics technologies. (2018-06-19)

A preparative-scale reaction using platinum clusters with a single-digit atomicity realized
Scientists at Tokyo Institute of Technology (Tokyo Tech) have recently developed a fully scalable method for the synthesis of atom-precise platinum clusters for potential use in catalytic applications. This method could provide a new pathway for large-scale production of atom-precise clusters. To demonstrate this, the hydrogenation of styrene was performed. (2017-09-25)

Theory for one type of superconductor solves puzzle in another
A 2017 theory proposed by Rice University physicists to explain the contradictory behavior of an iron-based high-temperature superconductor is helping solve a puzzle in a different type of unconventional superconductor, the (2018-05-08)

Physicists uncover the topological origin of surface electromagnetic waves
In work that provides insights for several areas of wave physics -- Maxwell electromagnetism, topological quantum states, and plasmonics/metamaterials -- scientists showed that the well-known surface electromagnetic waves at interfaces between homogeneous isotropic media, obtained within classical Maxwell's electromagnetism, also have a purely topological origin, similar to quantum topological states. (2019-02-04)

What makes Mars magnetic?
If you could pick up a rock from the surface of Mars, then the chances are it would be magnetic. And yet, Mars doesn't have a magnetic field coming from its core. These rocks are clinging to the signal of an ancient magnetic field, dating back billions of years, to the times when Mars had a magnetic field like Earth's. (2007-08-10)

Futuristic data storage
The development of high-density data storage devices requires the highest possible density of elements in an array made up of individual nanomagnets. The closer they are together, the greater the magnetic interactions between them. In a paper published in EPJ B, P. Kim from the Kirensky Institute of Physics, associated with the Russian Academy of Sciences, Russia, and colleagues have devised a new model to study the variation of the magnetic interaction between such nanomagnets. (2018-06-19)

Topological domain walls in helimagnets
Special domain walls with magnetic vortex structures have been discovered in helimagnets. Domain walls can have exotic magnetic properties that the regions which they separate don't reveal. For example, it's possible that the walls may interact more strongly with an electric current and could be used for data transfer and storage in the future. (2018-05-03)

HINODE captures record breaking solar magnetic field
Astronomers at the National Astronomical Observatory of Japan (NAOJ) using the HINODE spacecraft observed the strongest magnetic field ever directly measured on the surface of the Sun. Analyzing data for 5 days around the appearance of this record breaking magnetic field, the astronomers determined that it was generated as a result of gas outflow from one sunspot pushing against another sunspot. (2018-02-06)

Eco-friendly method for the synthesis of iron oxide nanoparticles
Environmentally Friendly Way of Synthesizing Iron Oxide Nanoparticles Was Developed. UrFU scientists, together with their colleages (Bangladesh Engineering University), described a new method of obtaining magnetic nanoparticles. The substances contained in natural materials are unstable and enter into redox reactions with environmental components, which leads to the need to look for suitable stabilizers that are essential substances for newly synthesized nanoparticles. It has become one of the goals of research conducted by Ural scientists. (2019-09-16)

Graphene reveals its magnetic personality
Can organic matter behave like a fridge magnet? Scientists from the University of Manchester have now shown that it can. (2012-01-08)

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