Articles tagged with Skyrmions
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Researchers have created a new crystalline material with unusual magnetic patterns that could be used for breakthroughs in data storage and quantum technologies. The team used structural frustration to generate complex patterns of spins, leading to the discovery of skyrmion-like spin textures.
Scientists successfully created three-dimensional skyrmion tubes in synthetic antiferromagnets, which move differently than two-dimensional counterparts. This breakthrough enables the potential for a third dimension of data storage, essential for brain-inspired computing and quantum computing.
Researchers at Mainz University have observed the transition of a two-dimensional ordered lattice structure into a disordered state in real time using skyrmions. The two-step melting process involves the loss of translational and orientation order, leading to complete dissolution of the lattice.
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.
Scientists have successfully captured 3D images of magnetic skyrmions, a nanoscale object that could revolutionize microelectronic storage devices and quantum computing. The breakthrough provides a foundation for nanoscale metrology and opens opportunities for the development of topological spintronic devices.
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.
Researchers demonstrated straight-sliding dynamics of electric current-driven antiskyrmions in a MnPtSn chiral magnet at room temperature and zero external magnetic field. The method allows for the manipulation of antiskyrmions in helical stripe domains, overcoming deflection by the Magnus force.
Researchers have achieved record speeds of up to 900 m/s by moving magnetic skyrmions using electrical currents. This breakthrough offers new prospects for developing higher-performance and less energy-intensive computing devices.
Researchers at HZB have developed a new approach to create and stabilize complex spin textures like radial vortices in various compounds. By using superconducting structures to imprint domains and surface defects to stabilize them, they achieve stable magnetic microstructures that can be used for spintronic applications.
Scientists have successfully created and identified merons in synthetic antiferromagnets, which are rare collective topological structures. The achievement was made possible through extensive simulations and experiments by researchers at Johannes Gutenberg University Mainz.
Researchers at Waseda University studied the behavior of chiral skyrmions in chiral flower-like obstacles and found that they exhibit active matter-like behaviors. The system can be used to develop a topological sorting device, which may create ordered results from disordered motion.
Researchers from RIKEN have successfully created transformations between skyrmions and antiskyrmions using heat gradients at room temperature. This breakthrough could lead to the development of next-generation memory devices with low energy consumption, utilizing waste heat.
Researchers have demonstrated a connection between quantum entanglement and topology, allowing for the preservation of quantum information even when entanglement is fragile. This breakthrough enables a new encoding mechanism that utilizes entanglement to encode quantum information in scenarios with minimal entanglement.
Researchers from Jülich, China, and Sweden have created and observed stable hopfion rings in a solid, which can move along skyrmion strings, enabling flexible information carriers. The discovery breaks open new research directions for 3D magnetic particles.
Researchers at Uppsala University have provided the first experimental evidence of hopfions in crystals, a discovery that could lead to breakthroughs in spintronics and quantum computing. The study uses transmission electron microscopy and holography to stabilize hopfions in B20-type FeGe plates.
By increasing skyrmion diffusion, researchers have made a significant step towards developing spin-based, unconventional computing. The use of synthetic antiferromagnets has reduced energy consumption and increased speed, making it possible to create more efficient computers.
A new study at BESSY II analyzed the formation of skyrmions in ferrimagnetic thin films of dysprosium and cobalt. The researchers directly observed Néel-type skyrmions using scanning transmission X-ray microscopy, revealing their domain wall type for the first time.
Researchers at Argonne National Laboratory have discovered ultrasmall swirling magnetic vortices, known as merons and skyrmions, in an iron-containing material. These tiny magnetic structures show promise for future computer memory storage and high-efficiency microelectronics due to their stability and adaptability to binary code.
Researchers report the discovery of photonic hopfions, a new family of 3D topological solitons with freely tunable textures and numbers. These structures exhibit robust topological protection, making them suitable for applications in optical communications, quantum technologies, and metrology.
Researchers use coherent correlation imaging to image the evolution of magnetic domains in time and space without prior knowledge. The study reveals thermal motion and pinning effects on domain boundaries, unlocking new insights into magnetism's microcosm.
Researchers at Johannes Gutenberg University Mainz developed a prototype that combines Brownian and reservoir computing to perform Boolean logic operations. This innovation uses metallic thin films exhibiting magnetic skyrmions to achieve energy savings through automatic system reset.
Scientists at Argonne National Laboratory have discovered tiny magnetic vortices called skyrmions that could store data in computers, promising 100-1000 times better energy efficiency than current memory. The team used AI and a high-power electron microscope to visualize and study the behavior of these micro-scale magnetic structures.
Researchers at Shinshu University demonstrate the transformation of isolated skyrmions into bimerons in a magnetic disk, showcasing a potential new operation for future computing architectures. The discovery opens up novel spintronic applications based on different topological spin textures.
A team of researchers from Johannes Gutenberg University Mainz have successfully developed a new approach to improve the way data is processed and stored. By combining chirality in spin configurations and molecules, they aim to create faster, smaller, and more efficient data storage devices.
Scientists used new instrumentation to study the chiral magnetic ordering of Cu2OSeO3, revealing helical and conical magnetic modulations. This discovery enables novel investigations of polar magnetic textures with high spatial resolution and short time scales.
A team at Max Born Institute develops methods to reliably create and guide magnetic skyrmions at controlled positions, enabling the study of their dynamics and potential applications in computing and data storage. By employing focused helium-ion irradiation and nanopatterned reflective masks, researchers can control the generation and ...
Magnetic antiskyrmions are stabilized in magnetic crystals and exhibit unique properties. The Forschungszentrum Juelich team successfully demonstrated the existence of these objects through high-resolution electron microscopy and advanced simulations.
Researchers at Johannes Gutenberg University Mainz are investigating the dynamics of spin structures, including the pinning effects of skyrmions on thin films. The study reveals that skyrmions get stuck in
Researchers have discovered layered 2D materials that can host unique magnetic features, including skyrmions, which remain stable at room temperature. The discovery could lead to novel low-energy data storage and information processing systems.
The discovery could lead to more compact computer memories and efficient technical components. Researchers used ultrafast laser pulses to create magnetic skyrmions, a type of swirling magnetism.
Researchers have discovered that magnetic spin waves can propagate on circular paths in certain materials, enabling efficient and compact information transfer. This phenomenon, known as Landau quantization, has significant implications for the development of new electronic components.
Scientists have discovered a new type of skyrmion with half-integer topological numbers in a ferromagnetic superfluid, challenging the current understanding of these phase defects. This discovery could lead to a major breakthrough in skyrmion research and its applications in particle physics and spintronics.
A team of Brown University physicists has developed a technique to harness the behavior of skyrmions to generate millions of true random digits per second. By measuring the fluctuation in skyrmion size, they can produce pseudorandom numbers that are useful for applications such as data security.
Researchers have successfully manipulated a single skyrmion, a tiny magnetic vortex, at room temperature using pulses of electric current. The team used Lorentz transmission electron microscopy to track the motion of the skyrmion and control its direction with ultrafast pulses of electricity.
Researchers have successfully created an experimental model of a skyrmion particle in a beam of light, providing a real system to demonstrate the behavior of this elusive type of fundamental particle. The study reveals the intricate structure and topological properties of skyrmions, which can be distorted but not broken.
Researchers at Berkeley Lab have successfully engineered microbes to produce novel chemicals and developed a new technique for studying enzyme reactions in real-time. This breakthrough could lead to the production of sustainable fuels, pharmaceuticals, and renewable plastics.
Researchers from Germany, Sweden, and China have discovered braided structures of nanoscale skyrmions in alloys of iron and germanium, offering new insights into their properties and potential uses. These complex shapes stabilize the magnetic structures, making them interesting for applications in information processing.
Scientists have developed a method to precisely map the polarization pattern in thin ferroelectric layers, revealing new insights into the physics of these objects. The technique, combined with machine learning, allows for the spatial resolution of ferroelectric domains below 10 nanometers.
A team of researchers at Aarhus University aims to develop an optical sensor using terahertz light to decode the direction of tiny magnetic 'tornadoes' called skyrmions. Skyrmions offer a promising candidate for future bits in computer technology, requiring less power and generating less heat than current methods.
Scientists at Skoltech and KTH Royal Institute of Technology predict the existence of antichiral ferromagnetism, a nontrivial property of some magnetic crystals. This phenomenon could lead to unique magnetic domains and skyrmions, distinct from conventional chiral textures.
Researchers from Shinshu University have successfully confined and protected magnetic skyrmions using patterns of modified magnetic properties. This method offers a promising approach for building reliable channels for confinement, accumulation, and transport of skyrmions as information carriers.
Researchers at Max Born Institute created and annihilated skyrmions using laser pulses, demonstrating precise control over their density. The process has potential for use in stochastic computing, enabling fast and energy-efficient data storage and processing.
Researchers have successfully demonstrated and observed 3D hopfions emerging from skyrmions at the nanoscale, a major breakthrough in realizing high-density, high-speed, low-power magnetic memory devices. The discovery could lead to significant advancements in spintronics technology.
Physicists search for rare Skyrmion phenomenon but find near-identical object with distinct qualities, dubbed an incommensurate spin crystal. This discovery could lead to new technologies in computer memory and storage.
Researchers at HZDR have created a novel method for growing magnetic thin-film materials that host skyrmions, tiny magnetic vortices promising for high data storage and processing capacities. The new process involves rapid heating with brief flashes of light to prevent undesired crystal phases, resulting in stable skyrmion formation.
Magnetic whirls, known as skyrmions, exhibit particle-like properties when confined to geometric structures. The researchers discovered that the stability of skyrmions varies greatly depending on their arrangement within these structures, with certain patterns resulting in high stability and mobility.
Researchers at the University of Warsaw have demonstrated how to structure light to exhibit collective spin behavior like a ferromagnet. They trapped light in a thin liquid crystal layer between mirrors and observed first-order and second-order merons and anti-merons, which can be used to study complex systems.
Researchers at Swiss Federal Laboratories for Materials Science and Technology have successfully created a multilayer system where two different types of skyrmions coexist at room temperature. This breakthrough enables the potential use of skyrmions in ultrafast data processing, promising an extremely compact form of data storage.
A joint research project has achieved a new milestone in ultra-fast control of magnetism by investigating femtosecond time-resolved x-ray scattering signals. The results indicate a faster recovery of chiral order compared to collinear magnetic order dynamics, suggesting that twists are more stable than straight magnetic configurations.
Scientists at Far Eastern Federal University have developed a method to encode, transmit, and process information using skyrmions. By reducing the size of skyrmions to 10 nm, they aim to achieve high computing power and energy efficiency in future electronics devices.
Researchers used Lorentz transmission electron microscopy to observe complex vortex-like magnetic structures in a Kagome crystal. The study suggests that 3D magnetic structures play a crucial role in understanding these configurations and provides an experimental proof of their existence.
Researchers created tiny magnetization patterns known as skyrmions faster using laser pulses, which can have implications for magnetic data processing and storage. The findings clarified how the topology of the magnetic system changes in this process, contributing to stability but also making creation difficult.
Researchers have discovered a new approach to create a spin pattern in a magnet, enabling faster creation of skyrmions. This discovery offers an additional method for more efficient magnetic data storage, with potential applications in cloud data centers.
Researchers at PSI have successfully created and visualised antiferromagnetic skyrmions with a unique property: critical elements arranged in opposing directions. This discovery is a major step towards developing new technologies, such as more efficient computers.
Researchers at Kiel University found that neglected magnetic interactions play a key role in stabilizing skyrmions, increasing their lifetime and opening up new material systems. The discovery could enhance the stability of skyrmions, enabling their use in future electronic devices and data storage concepts.
Researchers at Johannes Gutenberg University Mainz engineered a system of magnetic whirls to form a regularly ordered state, akin to crystalization in two dimensions. This breakthrough demonstrates the emergence of a hexatic phase, exhibiting properties similar to hard discs.
A recent study reveals a new magnetic state called skyrmion, which can be manipulated using electric fields to create more compact and efficient nanomagnetic devices. This breakthrough could lead to significant improvements in computer performance and reduce energy consumption.
Researchers have studied skyrmion behavior under dc and ac drives, discovering directional locking effects and enhanced transverse mobility. The study's findings could revolutionize computing and solve the mystery of ball lightning.
Researchers at RIKEN Center for Emergent Matter Science successfully manipulated and tracked individual skyrmions, moving them using a small electric current. The breakthrough could lead to the development of more energy-efficient racetrack memory and neuromorphic computing devices.
EPFL physicists have found a way to visualize the whole melting process of skyrmion crystals in Cu2OSe3 by varying magnetic field. They used LTEM to record massive images and videos, demonstrating two novel phases: the skyrmion hexatic phase and the skyrmion liquid phase.