Magnetism
Quantum spacetime on a quantum simulator  PHYS.ORG · 1 day
Quantum simulation plays an irreplaceable role in diverse fields, beyond the scope of classical computers. In a recent study, Keren Li and an interdisciplinary research team at the Center for Quantum Computing, Quantum Science and Engineering... more
New study uncovers 'magnetic' memory of European glass eels  PHYS.ORG · 2 days
A new study led by researchers at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science and at the Institute of Marine Research in Norway found that... more
New study uncovers 'magnetic' memory of European glass eels  SCIENCE DAILY · 2 days
A new study has found that European glass eels use their magnetic sense to 'imprint' a memory of the direction of water currents in the estuary where they become juveniles. more
Surveying solar storms by ancient Assyrian astronomers  SCIENCE DAILY · 3 days
Researcher finds evidence of ancient solar magnetic storms based on cuneiform astrological records and carbon-14 dating. This work may help with our understanding of intense solar activity that can threaten modern electronics. more
Solar storm surveys by ancient Assyrian astronomers  PHYS.ORG · 3 days
Scientists at the University of Tsukuba study ancient cuneiform records for evidence of unusual solar activity 2,700 years ago, and identify three possible magnetic storms by matching the dates with tree-ring radioisotope data more
Dynamic pattern of Skyrmions observed  SCIENCE DAILY · 3 days
Tiny magnetic vortices known as skyrmions form in certain magnetic materials, such as Cu2OSeO3. These skyrmions can be controlled by low-level electrical currents -- which could facilitate more energy-efficient data processing. Now a team has succeeded in developing... more
Dynamic pattern of skyrmions observed  PHYS.ORG · 4 days
Cu2OSeO3 is a material with unusual magnetic properties. Magnetic spin vortices known as skyrmions are formed within a certain temperature range when in the presence of a small external magnetic field. Currently, moderately low temperatures of around 60... more
Floating magnetic microrobots for fiber functionalization  PHYS.ORG · 4 days
Minimally invasive surgery is increasingly used to target small lesions and a growing demand exists for miniaturized medical tools. These include microcatheters, articulated micro-forceps or tweezers to sense and actuate during precision surgery. The accurate integration... more
How Do the Strongest Magnets in the Universe Form?  ASTRO WATCH · 7 days
How do some neutron stars become the strongest magnets in the Universe? A German-British team of astrophysicists has... more
Funding for research into three-dimensional magnetic nanostructures  nanowerk · 1 week
In the '3D MAGiC' project, researchers will explore still largely unknown nanoscale 3D magnetic structures, which show particle-like properties and whose existence has so far only been predicted theoretically. more
Enhancing memory network via brain stimulation  SCIENCE DAILY · 1 week
Magnetic stimulation of the posterior parietal cortex increases functional connectivity of a neural network implicated in memory, shows human research. This finding confirms a previous study, validating further exploration of this technique for experimental and clinical... more
Observation of half-quantum flux in the unconventional superconductor {beta}-Bi2Pd  Science Magazine · 1 week
Magnetic flux quantization is one of the defining properties of a superconductor. We report the observation of half-integer magnetic flux quantization in mesoscopic rings of superconducting β-Bi2Pd thin films. The... more
Surprising size-confinement effect of magnetocaloric materials  nanowerk · 1 week
Scientists found that size-confinement - going from macroscopic bulk samples towards nanoparticles - leads to drastic changes in the atomic structure of certain magnetocaloric materials: The change from positive thermal expansion at the macroscale towards a... more
How do the strongest magnets in the universe form?  nanowerk · 1 week
A team of astrophysicists has found a possible answer to the question of how magnetars form. more
Researchers theorize origins of magnetars, the strongest magnets in the universe  PHYS.ORG · 1 week
How do some neutron stars become the strongest magnets in the universe? A German-British team of astrophysicists has found a possible answer to the question of... more
How do the strongest magnets in the universe form?  SCIENCE DAILY · 1 week
How do some neutron stars become the strongest magnets in the Universe? Astrophysicists have found a possible answer to the question of how these so-called magnetars form. Researchers have used... more
Novel nanoparticles reduce nanoneurotoxicity and enhance gene-transfection efficiency  nanowerk · 1 week
Scientists report that PEGylation on the surface of positively charged magnetic PLGA-PEI nanoparticles reduced neurotoxicity, and this biocompatible nano-gene delivery vector also enhanced the transfection efficiency in primary hippocampal neurons under magnetofection... more
Peripherally inserted central catheters associated with serious allergic reactions in patients  NEWS MEDICAL · 2 weeks
Peripherally inserted central catheters (PICCs) that use a magnetized tip to guide insertion were associated with serious allergic reactions in patients, according to a study published... more
Pressure runs high at edge of solar system  SCIENCE DAILY · 2 weeks
Out at the boundary of our solar system, pressure runs high. This pressure, the force plasma, magnetic fields and particles like ions, cosmic rays and electrons exert on one another when they... more
Pressure runs high at edge of solar system  PHYS.ORG · 2 weeks
Out at the boundary of our solar system, pressure runs high. This pressure, the force plasma, magnetic fields and particles like ions, cosmic rays and electrons exert on one another when they... more
Pressure runs high at edge of solar system  nanowerk · 2 weeks
Out at the boundary of our solar system, pressure runs high. This pressure, the force plasma, magnetic fields and particles like ions, cosmic rays and electrons exert on one another when they... more
Rare 'Lazarus superconductivity' observed in promising, rediscovered material  SCIENCE DAILY · 2 weeks
A team of researchers has observed a rare phenomenon called re-entrant superconductivity in the material uranium ditelluride. Nicknamed 'Lazarus superconductivity,' the phenomenon occurs when a superconducting state arises, breaks down, then re-emerges... more
Modified quantum dots capture more energy from light and lose less to heat  SCIENCE DAILY · 2 weeks
Scientists have synthesized magnetically-doped quantum dots that capture the kinetic energy of electrons created by ultraviolet light before it's wasted as heat. more
AI-based cytometer detects rare cells in blood using magnetic modulation and deep learning  PHYS.ORG · 2 weeks
Detection of rare cells in blood and other bodily fluids has numerous important applications including diagnostics, monitoring disease progression and evaluating immune... more
Modified quantum dots capture more energy from light and lose less to heat  PHYS.ORG · 2 weeks
Los Alamos National Laboratory scientists have synthesized magnetically-doped quantum dots that capture the kinetic energy of electrons created by ultraviolet light before... more
Rare 'Lazarus superconductivity' observed in promising, rediscovered material  PHYS.ORG · 2 weeks
Researchers from the University of Maryland, the National Institute of Standards and Technology (NIST), the National High Magnetic Field Laboratory (NHMFL) and the University of Oxford have observed a rare phenomenon called... more
Extreme solar storms may be more frequent than previously thought  PHYS.ORG · 2 weeks
Researchers propose in a new study why an extreme solar storm in 1859 was so damaging to Earth's magnetic field. They compared the storm with other extreme storms... more
How Do Compasses Tell Which Way Is North at the South Pole?  LIVE SCIENCE · 2 weeks
For thousands of years, people have relied on magnetic compasses to find their way around the planet. But the closer that compasses draw to... more
Earth's Magnetic Poles Can Flip Much More Often Than Anyone Thought  LIVE SCIENCE · 2 weeks
Earth's magnetic field flipped 26 times every million years during the Cambrian period, the highest frequency ever documented. more
Extending electron paramagnetic resonance to nanoliter volume protein single crystals using a self-resonant microhelix  Science Magazine · 2 weeks
Electron paramagnetic resonance (EPR) spectroscopy on protein single crystals is the ultimate method for determining the electronic structure of paramagnetic... more
Dominant nonlocal superconducting proximity effect due to electron-electron interaction in a ballistic double nanowire  Science Magazine · 2 weeks
Cooper pair splitting (CPS) can induce nonlocal correlation between two normal conductors that are coupled to a superconductor. CPS in... more
Low-magnetic field MRI produces clearer images and improves safety for patients with pacemakers  NEWS MEDICAL · 2 weeks
Researchers have developed a high-performance, low magnetic-field MRI system that produces superior images of the body’s internal structures and is also safer. more
2-D topological physics from shaking a 1-D wire  PHYS.ORG · 2 weeks
Limiting quantum particles to move in one, two, or three dimensions has led to the observation of many striking phenomena. A prime example is the quantization of the Hall conductance measured in... more
Neuroimaging reveals hidden communication between brain layers during reading  SCIENCE DAILY · 3 weeks
Language involves many different regions of the brain. Researchers have discovered previously hidden connections between brain layers during reading, in a neuroimaging study. The team used laminar Functional Magnetic Resonance... more
Why magnetism in certain materials is different in atomically thin layers and their bulk forms  PHYS.ORG · 3 weeks
Researchers led by MIT Department of Physics Professor Pablo Jarillo-Herrero last year showed that rotating layers of hexagonally... more
Controlling 2-D magnetism with stacking order  nanowerk · 3 weeks
Researchers discover why magnetism in certain materials is different in atomically thin layers and their bulk forms. more
Realizing a giant magnetic field by moiré pattern engineering  PHYS.ORG · 3 weeks
Scientists at the University of Hong Kong and Hunan Normal University showed that, in homobilayer transition metal dichalcogenides, the real-space Berry phase from moiré patterns manifests as a periodic magnetic... more
What If Earth's Magnetic Field Disappeared?  LIVE SCIENCE · 3 weeks
Earth's magnetic field is weakening, but it's not the end of the world. more
How do phonons relax molecular spins?  Science Magazine · 3 weeks
The coupling between electronic spins and lattice vibrations is fundamental for driving relaxation in magnetic materials. The debate over the nature of spin-phonon coupling dates back to the 1940s, but the role of spin-spin, spin-orbit, and... more
Virtual human hand simulation holds promise for prosthetics  SCIENCE DAILY · 3 weeks
Animating human hands has long been considered one of the most challenging problems in computer graphics. That's because it has been impossible to capture the internal movement of the hand in motion... more
Does the brain thin as children grow?  NEWS MEDICAL · 3 weeks
Neuroscientists have long held that the brains of children thin down over time. However, this was on the basis of older imaging techniques. Now, using cutting-edge technology in the form of quantitative magnetic resonance... more
Engineered protein crystals make cells magnetic  SCIENCE DAILY · 3 weeks
If scientists could give living cells magnetic properties, they could perhaps manipulate cellular activities with external magnetic fields. But previous attempts to magnetize cells by producing iron-containing proteins inside them have resulted in only weak magnetic... more
Engineered protein crystals make cells magnetic  PHYS.ORG · 3 weeks
If scientists could give living cells magnetic properties, they could perhaps manipulate cellular activities with external magnetic fields. But previous attempts to magnetize cells by producing iron-containing proteins inside them have resulted in only weak magnetic... more
Multimodal X-ray and electron microscopy of the Allende meteorite  PHYS.ORG · 3 weeks
Multimodal microscopy can combine complementary nanoscale imaging techniques to extract comprehensive information on the chemical, structural and functional aspects of heterogenous samples. X-ray microscopy can achieve high-resolution imaging of bulk... more
Engineered protein crystals make cells magnetic  nanowerk · 3 weeks
Researchers have engineered genetically encoded protein crystals that can generate magnetic forces many times stronger than those already reported. more
Quantum Hall-based superconducting interference device  PHYS.ORG · 4 weeks
In a recent report published on Science Advances, Andrew Seredinski and co-workers presented a graphene-based Josephson junction with dedicated side gates fabricated from the same sheet of graphene as the junction itself. The interdisciplinary research team in the... more
Image: Solar orbiter in magnetic field simulation facility  PHYS.ORG · 4 weeks
As part of its testing campaign to prepare for launch, ESA's Solar Orbiter spacecraft underwent a special set of tests in a very unique location, the magnetic field simulation facility near the... more
Scientists enlist tiny biomagnets for faster drug discovery  SCIENCE DAILY · 4 weeks
A new platform brings together CRISPR genome editing with magnetic cell sorting to reveal new drug targets for cancer and regenerative medicine. more
Study highlights importance of MRI in helping diagnose minor strokes  NEWS MEDICAL · 4 weeks
A University of Calgary-led international study is highlighting the importance of magnetic resonance imaging in helping to diagnose minor stroke and transient ischemic attacks. more
Solar orbiter cleared to study the sun after extensive spacecraft testing  PHYS.ORG · 4 weeks
An Imperial-built instrument will study the sun's magnetic field aboard the Solar Orbiter spacecraft following its launch in early 2020. more
Magnetic simulation  ESA · 4 weeks
Space Science Image of the Week: To accurately measure magnetic fields, Solar Orbiter underwent testing in a unique facility more
Multimodal x-ray and electron microscopy of the Allende meteorite  Science Magazine · 4 weeks
Multimodal microscopy that combines complementary nanoscale imaging techniques is critical for extracting comprehensive chemical, structural, and functional information, particularly for heterogeneous samples. X-ray microscopy can achieve high-resolution imaging of bulk... more
The best of two worlds: Magnetism and Weyl semimetals  SCIENCE DAILY · 4 weeks
Imagine a world in which electricity could flow through the grid without any losses or where all the data in the world could be stored in the cloud without the... more
The best of two worlds: Magnetism and Weyl semimetals  PHYS.ORG · 4 weeks
Imagine a world in which electricity could flow through the grid without any losses or where all the data in the world could be stored in the cloud without the... more
The best of two worlds: Magnetism and Weyl semimetals  nanowerk · 4 weeks
Imagine a world in which electricity could flow through the grid without any losses or where all the data in the world could be stored in the cloud without the... more
Highly sensitive sensors to measure the heart and brain activity  PHYS.ORG · 4 weeks
Electrical signals measurements such as the ECG (electrocardiogram) can show how the human brain or heart works. Next to electrical signals magnetic signals also reveal something about the... more
Physicists discover topological behavior of electrons in 3D magnetic material  SCIENCE DAILY · 4 weeks
Researchers explored a type of material in which the electrons behave according to the mathematical rules of topology. They found topological behaviors of electrons in a three-dimensional magnetic... more
Discovery of topological Weyl fermion lines and drumhead surface states in a room temperature magnet  Science Magazine · 1 month
Topological matter is known to exhibit unconventional surface states and anomalous transport owing to unusual bulk electronic topology.... more
Structural basis for client recognition and activity of Hsp40 chaperones  Science Magazine · 1 month
Hsp70 and Hsp40 chaperones work synergistically in a wide range of biological processes including protein synthesis, membrane translocation, and folding. We used nuclear magnetic resonance spectroscopy to determine... more
Physicists discover topological behavior of electrons in 3-D magnetic material  PHYS.ORG · 1 month
An international team of researchers led by scientists at Princeton University has found that a magnetic material at room temperature enables electrons to behave counterintuitively, acting collectively rather... more
Fermi-arc diversity on surface terminations of the magnetic Weyl semimetal Co3Sn2S2  Science Magazine · 1 month
Bulk–surface correspondence in Weyl semimetals ensures the formation of topological "Fermi arc" surface bands whose existence is guaranteed by bulk Weyl nodes. By investigating three distinct... more
Magnetic Weyl semimetal phase in a Kagome crystal  Science Magazine · 1 month
Weyl semimetals are crystalline solids that host emergent relativistic Weyl fermions and have characteristic surface Fermi-arcs in their electronic structure. Weyl semimetals with broken time reversal symmetry are difficult to identify unambiguously.... more
Plasma flow near sun's surface explains sunspots, other solar phenomena  SCIENCE DAILY · 1 month
A new model for plasma flow within the sun provides novel explanations for sunspots, the 11-year sunspot cycle, solar magnetic reversals and other previously unexplained solar phenomena. more
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