Articles tagged with Magnetism
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Researchers from TU Wien have provided a surprising explanation for the long-standing relation between magnetism and superconductivity in quantum materials. Altermagnetism, an unusual form of magnetism, is found to be experimentally observable in certain materials when superconductivity sets in.
The University of Birmingham has launched a new facility for separating and recycling rare earth magnets, reducing the UK's reliance on imports. The facility uses an innovative hydrogen-based process that can recover over 400kg of rare earth alloy per batch.
Researchers have discovered a unique cobalt-based molecule that can function as a spin quantum bit, providing a new design strategy for molecular materials used in quantum information technologies. The molecule exhibits slow magnetic relaxation and delocalized electron spins, allowing it to stabilize the quantum state.
Theoretical physicists at MIT propose that under certain conditions, magnetic material’s electrons could form quasiparticles called “anyons” that can flow together without friction. If confirmed, it would introduce a new form of superconductivity persisting in the presence of magnetism.
Altermagnets exhibit unique magnetic structure due to unconventional symmetries, enabling spin-polarized electron currents. A new method reveals this hidden structure using circularly polarized light and resonant photoelectron diffraction.
Researchers have demonstrated altermagnetism in RuO₂ thin films, a promising new magnetic material for high-speed, high-density memory devices. The discovery overcomes limitations of conventional ferromagnets and has the potential to enable more energy-efficient information processing.
Scientists successfully introduce ferromagnetism into bismuth ferrite at room temperature through dual-cation substitution, enabling potential use in low-power memory devices. Negative thermal expansion is also observed, which could help solve problems caused by thermal expansion in electronic components.
A team of researchers at Waseda University has discovered a new correlation between spins, orbitals, and lattice distortions in spinel-type compounds. Magnetic ordering can trigger Jahn-Teller distortions through spin-orbit coupling.
Researchers at Princeton University developed a diamond-based quantum sensor that uncovers rich new information about magnetic phenomena at the atomic scale. The technique provides key insight into materials like graphene and superconductors.
Researchers at the Hebrew University of Jerusalem have discovered that the magnetic component of light plays a direct role in the Faraday Effect, challenging a 180-year-old scientific understanding. The discovery shows that light can magnetically influence matter, not just illuminate it.
Researchers at Waseda University have demonstrated a transformative approach for realizing skyrmion logic based on fluidic principles, utilizing the flow behavior of many skyrmions to simplify device operations. This breakthrough enables the development of nanofluidic logic gates with reduced complexity and improved stability.
A macroscopic device has been designed to reduce eddy-current damping, allowing for precise measurements of physical phenomena like gravity. The system uses a graphite disk and rare earth magnets, enabling ultra-precise sensors that can be used in classical and quantum physics research.
The Rice Laboratory for Emergent Magnetic Materials aims to investigate fundamental interactions of magnetism and its role in next-generation technologies. Researchers will focus on emergent phases of matter, including unconventional superconductivity and quantum magnetism.
Researchers discovered that ultrafast magnetization switching proceeds with a speed of about 2000 meters per second, not uniformly throughout the material. A moving boundary propagates through the film, sweeping through the entire layer in roughly 4.5 ps.
Researchers developed a wide-band and high-sensitivity magnetic Barkhausen noise measurement system to understand energy loss mechanisms in soft magnetic materials. The study revealed that damping caused by eddy currents generated during DW motion is the main cause of excess eddy current losses.
Researchers develop a method to transform spin-glass-like quasicrystals into ferromagnetic materials with tunable magnetic properties and strong magnetocaloric response. The technique enables expanded electron-to-atom ratios, unlocking new possibilities for designing high-performance magnetic refrigeration materials.
Researchers at NIMS have successfully observed the transverse Thomson effect, a phenomenon that releases or absorbs heat when a heat current, charge current, and magnetic field are applied orthogonally. This achievement could lead to breakthroughs in thermoelectric effects and thermal management technologies.
A new magnet manufacturing process has been developed that produces strong permanent magnets quickly and uses less energy and is less expensive. The technique, called friction stir consolidation, eliminates porosity in the magnetic material and reduces oxidation.
Researchers discovered a novel magnet with altermagnetic properties, which exhibit distinct magnetic behavior and influence reflected light polarization. The team applied a new theoretical framework to clarify the material's magnetic properties using optical techniques.
Researchers mapped the angular dependence of a high-field superconducting state in UTe2, revealing a toroidal halo surrounding a specific crystalline axis. A theoretical model developed by Andriy Nevidomskyy successfully reproduced the nonmonotonic behavior, attributing it to Cooper pairs carrying intrinsic angular momentum
Researchers at Rutgers University have discovered a new quantum state, called quantum liquid crystal, at the interface of two exotic materials. This finding offers characteristics that could pave the way for advanced technological applications and new quantum devices.
A team of geophysicists from ETH Zurich and SUSTech, China, used computer models to simulate whether a completely liquid core could generate a stable magnetic field. Their simulations showed that the Earth's magnetic field was generated in the early history of the Earth in a similar way to today.
Researchers at Kyoto University have developed a new method to strengthen the brightness of single-photon light sources using magnetism. By introducing defects into a two-dimensional semiconductor, they were able to enhance the emission intensity even under weak magnetic fields.
Scientists have developed a new method for scanning tunnelling microscopy that enables the investigation of buried interfaces and atomic-scale structures. The technique allows for high-spatial resolution analysis of both surface and subsurface layers, revealing local magnetic properties and stacking sequences.
Researchers have synthesized a novel two-dimensional magnetic material (indium-based chromium telluride) that exhibits robust ferromagnetism and magnetocaloric effect at room temperature. This discovery paves the way for novel applications in high-performance spintronics, magnetic refrigeration, and advanced electronic devices.
A team led by Professor Masakatsu Murakami has proposed and simulated a unique scheme using micron-sized hollow cylinders with internal blades to achieve high-field levels. This approach generates intense axial magnetic fields exceeding 500 kilotesla, approaching the megatesla regime.
Researchers have developed a new way to precisely tune magnetism using ultra-thin CrPS₄ material. This breakthrough could solve long-standing scientific problems and pave the way for smarter magnetic technologies.
Researchers from the University of Warsaw and the University of British Columbia have discovered a new type of exotic quantum excitation called a lone spinon. This finding deepens our understanding of magnetism and could have implications for the development of future technologies such as quantum computers.
In a groundbreaking study, researchers discovered that strong magnetic fields can reverse the overall direction of angular momentum in magnetovortical matter. This finding challenges established theories and highlights the previously underestimated role of orbital motion in certain regimes.
Researchers at Kyoto University have created a new artificial heterostructure device that mimics broken spatial and time-reversal symmetry, enabling new bulk photovoltaic effects. The device shows promise for next-generation solar cells with improved efficiency and multifunctionality.
Researchers at Tohoku University have achieved the world's lowest write power of 156 fJ in 75° canted SOT devices, reducing write power by 35% compared to current technologies. The breakthrough demonstrates high-speed and field-free writing capabilities for SOT-MRAM.
Scientists at Tohoku University discovered that chromium selenide transforms into a magnetic material when reduced to atomically thin layers, challenging previous theoretical predictions. The research opens new possibilities for spintronics applications and could lead to faster, smaller, and more efficient electronic components.
Researchers create silk iron microparticles that can be guided using a magnet to deliver drugs and treatments precisely to sites in the body. The development has potential applications in regenerative medicine, cancer therapies, and cardiovascular disease treatment.
Scientists propose an enhanced Digital Light Processing (DLP) 3D printing technology for multifunctional soft robots, enabling composite structures with different materials in one step. The research showcases extensive potential for designing and manufacturing complex soft robots.
A team led by Prof. Liu Junwei from HKUST observed the first experimental evidence of a two-dimensional layered room-temperature altermagnet, validating theoretical predictions made in 2021. The research demonstrates C-paired spin-valley locking in a layered antiferromagnet compound, revealing new opportunities for developing high-dens...
The new Priority Program will focus on developing IT components utilizing altermagnetism, which combines the benefits of ferromagnets and antiferromagnets. Researchers aim to overcome current limitations and achieve a significant increase in efficiency and speed.
A new study from the University of Texas Institute for Geophysics suggests that Mars' molten core could explain its unusual magnetic field. Researchers used computer simulations to model a fully liquid core and found that it could produce a one-sided magnetic field, matching the imprint seen today.
A team at University of Queensland has made a breakthrough in muonic atom research, showing that nuclear polarisation does not limit studies of muonic atoms. The finding provides a clear path for using muonic atoms to better understand the magnetic structure of the nucleus.
Scientists at Tohoku University and collaborators have made a significant discovery about how magnetic twist induces one-way electric flow in a unique quantum material. By studying the material's electronic behavior, they found that the 'magnetic twist' directly triggers electronic band asymmetry, leading to nonreciprocal transport.
Researchers at the University of Houston have achieved a major milestone in finding superconductors that work in everyday conditions. By stabilizing high-pressure-induced superconducting states at ambient pressure, they have opened up new avenues for fundamental research and practical applications.
A team of researchers from Mainz University successfully simulated skyrmion dynamics on real-time experimental scales using a novel collaborative approach. By combining theoretical and experimental methods, the researchers were able to accelerate the development of skyrmion-based applications for energy-saving computer architectures.
Researchers at Johannes Gutenberg University Mainz discovered altermagnetism, a new concept in physics that combines the characteristics of ferromagnets and antiferromagnets. The discovery has the potential to increase data storage capacity by utilizing the magnetic moment of electrons for dynamic random-access memory.
Researchers developed artificial materials with improved transverse magneto-thermoelectric conversion performance through structural design. The findings provide new guidelines for designing materials and new ways to utilize the anomalous Nernst effect for practical applications.
Researchers have developed a new X-ray technique called XL-DOT that visualizes crystal grains, grain boundaries, and defects in materials, enabling previously inaccessible insights into functional materials. The technique uses polarized X-rays to probe the orientation of structural domains in three dimensions.
Researchers at City University of Hong Kong have observed a new vortex electric field with the potential to enhance electronic, magnetic and optical devices. The discovery enables the creation of quasicrystals with versatile applications in memory stability, computing speed, spintronics and sensing devices.
Scientists successfully synthesized polyaniline in iron sulfate, revealing perfect diamagnetism and minimal temperature dependence on electrical conductivity. This discovery opens up novel possibilities for conductive polymers, potentially leading to advancements in electromagnetic wave shielding and anticorrosion materials.
A new study finds that volcanic eruptions triggered a sudden and devastating cooling event, causing mass extinctions in the Triassic period. The research contradicts previous theories that suggested increased carbon dioxide led to warming temperatures.
Researchers developed a novel approach to regulate temperature based on gold structure concentration, improving spin wave transfer efficiency. This innovation has promising potential for future applications using spin waves and addresses the persistent issue of heat generation in electronic devices.
Researchers at UCF are developing materials that allow electricity to move through devices without creating heat, potentially transforming how technology is built and powered. If successful, this could lead to a long-term solution for humankind and the way we consume our natural resources.
Researchers at Johannes Gutenberg University Mainz enhance Brownian reservoir computing to detect simple hand gestures, outperforming software-based approaches in terms of accuracy and energy consumption. The system uses skyrmions to recognize complex motions with low currents.
Scientists at the DOE's Princeton Plasma Physics Laboratory have directly observed magneto-Rayleigh Taylor instabilities in plasma, which could aid in understanding how black holes produce vast intergalactic jets. The observation confirms that magnetic fields play a crucial role in forming these jets.
Researchers at Osaka Metropolitan University have developed a new laser-induced forward transfer technique using optical vortex to print magnetic ferrite nanoparticles with high precision. The resulting crystals exhibit helix-like twisted structures that can be controlled by changing the optical vortex's helicity.
A team of researchers has discovered a long-range charge-density wave order in a high-temperature superconductor induced by tensile-compressive strain, challenging conventional beliefs about magnetism as the primary driver. The findings have immense promise for elucidating the underlying mechanisms of high-temperature superconductivity.
For the first time, researchers have measured quadrupolar nuclei using zero-field nuclear magnetic resonance (NMR) spectroscopy. This breakthrough enables precise analysis of molecular structures and spin interactions, with potential applications in medicine and materials science.
Researchers developed an Adaptive Filter with Compensation (AFC) to suppress rotor vibrations in AMB systems, reducing amplitudes by up to 77% through simulations and experimental validations. This method paves the way for more reliable and efficient AMB systems, transforming high-precision industries.
Researchers at the University of Missouri have developed a soft, self-charging material that can track vital signs like blood pressure and heart activity wirelessly. This innovation has significant implications for early disease detection and timely interventions in chronic conditions.
Researchers analyzed genomes of 363 bird species and found significant variations in cryptochrome 4 gene, indicating adaptation to environmental conditions. This specialization could be related to magnetoreception in migratory birds.
Researchers from Peking University developed a miniaturized implantable sensor that can wirelessly monitor health parameters without transcutaneous wires or bulky equipment. The system showed promising capabilities in measuring critical parameters such as cerebrospinal fluid viscosity and glucose levels in rat models.
Researchers at Johannes Gutenberg Universitaet Mainz have demonstrated altermagnetic electronic band splitting associated with spin polarization in CrSb, a good conductor at room temperature. The magnitude of this splitting is extraordinary and promises electronic applications for altemagnets.
A team of scientists has developed a novel strain-free approach to investigate the intrinsic electronic ground state of Kagome superconductors. This study provides a unifying picture of the controversial charge order in Kagome metals, highlighting the need for material control at the microscopic scale.