Articles tagged with Magnons
Konstanz physicist Richard Schlitz receives 1.5M euros from the European Research Council to study magnons and antimagnons for spintronics. His project, MERLIN, aims to control electron spins using an experimental setup and harness magnons for energy-efficient technologies.
MIT researchers have overcome a major challenge holding back the real-world deployment of microwave quantum technologies. They developed a scalable platform that generates pairs of highly correlated radio frequency waves at room temperature, enabling secure communications and high-precision radar and sensing.
Researchers developed a new method to observe nanoscale spin waves, directly detecting short-wavelength magnons using resonant soft X-rays. The technique, called magnon momentum microscopy (MMM), reveals strong nonlinear interactions and four-magnon scattering processes in magnetic materials.
KAIST and Mainz researchers have predicted a 3D magnon Hall effect, demonstrating the ability of magnons to move freely and complexly in 3D space. This breakthrough could lead to novel functionalities in next-generation computing structures.
Researchers at EPFL discovered that iron-rich hematite exhibits new spin physics, enabling signal processing at ultrahigh frequencies and allowing repeated encoding and storage of digital data. This breakthrough paves the way for a more efficient and sustainable approach to spintronics.
Researchers at NIMS developed a next-generation AI device leveraging ion-controlled spin wave interference in magnetic materials, outperforming conventional devices by up to 10 times. The technology enables energy-efficient computations with minimal degradation when miniaturized, opening doors for various industrial applications.
University of Delaware professor Benjamin Jungfleisch receives a five-year $798,000 grant to develop low-energy computing using magnetic nanostructures. The project aims to improve AI processing power and reduce energy consumption.
Researchers discovered a novel energy transfer channel between magnons and phonons in an antiferromagnet under Fermi resonance, enabling future control of such systems for faster data storage. This breakthrough could lead to increased operational frequencies and enhanced efficiency of magnetic writing.
Physicists at the University of Cologne have discovered that magnetic elementary excitations in BaCo2V2O8 crystals are bound by both attractive and repulsive interactions. The study found that repulsively bound states, which were unexpected due to their lower stability, can exist in these materials.
A Helmholtz-Zentrum Dresden-Rossendorf research team introduces a new approach for transducing quantum information by harnessing the magnetic field of magnons within microscopic magnetic disks. This method could enable more efficient and effective control over qubits, paving the way for practical quantum computing applications.
Dr. Pieter Gunnink receives a €190,000 grant to develop a theoretical framework for enhancing spin current transport in open magnon systems. This project aims to enable new information processing techniques using spintronics. The EU's Marie Skłodowska-Curie Actions program supports researchers at all career stages.
Yonglong Xie, a Rice University assistant professor, has received an $888,555 NSF CAREER Award to explore magnon-based quantum technology. He aims to create synthetic matter and next-generation devices with unprecedented functionalities.
Researchers have developed a new way to manipulate spin waves using tailored light pulses, enabling faster information processing technologies. This breakthrough could lead to next-generation computing systems, leveraging the potential of antiferromagnets and magnonics.
Scientists have discovered how atoms and spins move together in electromagnons, a hybrid excitation that can be controlled with light. The study used time-resolved X-ray diffraction to reveal the atomic motions and spin movements, showing that atoms move first and then the spins fractionally later.
A comprehensive manual has been developed to engineer spin dynamics in nanomagnets, revealing mechanisms behind magnon interactions. The rules formulated by the researchers can help debug and design nanomagnet devices for next-generation computation technologies.
A team of researchers has created a mixed magnon state in an organic hybrid perovskite material by harnessing the Dzyaloshinskii–Moriya-Interaction. This allows for magnon-magnon coupling, which is crucial for processing and storing quantum computing information. The work expands the number of potential materials for creating hybrid ma...
EPFL researchers have discovered a way to store and process data using magnetic waves, potentially solving the issue of energy-hungry computing technology. This approach enables non-volatile storage within the same system, reducing the need for separate processors and memory storage.
Researchers developed a method to efficiently couple terahertz waves with spin waves, clarifying fundamental mechanisms previously thought impossible. This breakthrough enables the development of novel spin-based technologies for data processing.
Researchers develop a new optical method to detect topological phases in magnetic materials using Raman scattering. The technique shows promise for validating magnon topology and could lead to more sustainable technological devices with lower energy consumption.
Scientists at Johannes Gutenberg University Mainz have developed a new class of materials for transporting spin waves over long distances in antiferromagnets. This breakthrough could significantly increase computing speed and reduce waste heat in microelectronic devices.
Physicists at the University of Groningen have observed a significant increase in magnon conductivity in ultrathin YIG films, surpassing expectations by three orders of magnitude. This unexpected result could lead to new devices and discoveries in spintronics.
Researchers at Columbia University have discovered a way to visualize magnons in a 2D material, CrSBr, by pairing them with excitons that emit light. This breakthrough enables the observation of tiny changes in magnon spins, potentially leading to the development of more efficient quantum information networks.
Researchers have successfully achieved efficient spin injection and transport in antiferromagnetic hybrids, paving the way for room-temperature spintronics devices. The study, led by Igor Barsukov at UC Riverside, shows promise for ultra-fast and energy-efficient information storage and processing.
Scientists have achieved efficient quantum coupling between two distant magnetic devices, which can host magnons and exchange energy and information. This achievement may be useful for creating new quantum information technology devices.
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.
A team of researchers from Japan Advanced Institute of Science and Technology successfully detects thermally excited magnons in a yttrium iron garnet sample using a diamond-based quantum sensor. This breakthrough enables the detection of thermal magnon currents, opening doors to heat-controlled quantum devices.
Researchers develop a new method to perform logic operations more efficiently and reliably using magnonics. Nanostructured antiferromagnetic wires are well-suited for this purpose, enabling quick and low-energy computation.
Scientists at Argonne National Laboratory have devised a unique means of achieving effective gate operation with electromagnonics. They can rapidly switch between magnonic and photonic states over a period shorter than the magnon or photon lifetimes, enabling real-time control of information transfer.
Scientists from NUST MISIS and MIPT create a system with ultra-strong photon-to-magnon coupling, enabling efficient information exchange between hybrid quantum systems. This breakthrough reduces the electromagnetic resonator size by hundreds of times, increasing photon-magnon interaction by several times.
A new class of magnetic materials has been introduced for spin caloritronics, paving the way for versatile recycling of ubiquitous waste heat. The developed molecule-based magnet exhibits low thermal conductivity and efficient magnon excitations, making it an attractive alternative for energy harvesting from waste heat.
UC Riverside researchers used a nanoscale synthetic antiferromagnet to control magnon interaction, enabling nonlinear spin dynamics. This breakthrough could lead to faster and more energy-efficient computers, as well as advancements in magnetic memory and neuromorphic networks.
Scientists from the Technical University of Munich and Norwegian University of Science and Technology have discovered a way to manipulate pseudospin in antiferromagnetic insulators, enabling the transport and detection of information. This discovery opens up new perspectives for information processing with antiferromagnets.
Researchers demonstrated new methods for controlling spin waves in nanostructured materials, enabling energy-efficient information transfer and quantum computing applications. They achieved this by exciting magnons with short laser pulses, allowing precise control over spin wave parameters.
Researchers at the University of Leeds and Tohoku University have measured magnon polarisation, a theoretical idea in physics for almost 100 years. The findings pave the way for building low-energy devices using spintronics.
Researchers at Caltech propose a new approach to detecting dark matter using lighter-weight particles that can interact with magnons, excited electron spins. They suggest cooling equipment and moving it underground to detect these interactions.
Scientists at NIST and MIT developed a practical technique to control magnons, enabling efficient operation at room temperature. The new approach uses silicon substrates and has potential for industry-scale production, paving the way for highly efficient computer technology.
Researchers achieved a novel quantum state of magnons at room temperature, defying theory. The condensate behaves in a repulsive manner, keeping it stable and relevant for future information technologies.
Physicists create Bose-Einstein condensate by rapidly cooling magnons to room temperature, eliminating the need for complex equipment and achieving a long-sought goal in quantum physics research. The discovery has significant implications for advancing quantum computing at room temperature.
Scientists at Argonne National Laboratory have mapped three-dimensional surfaces of exceptional points, a phenomenon found to have applications in microwave, optical, and mechanical technologies. This discovery has the potential to enhance sensing capabilities and minimize unwanted interference in information processing systems.
Researchers from NUS have developed a new way of switching magnetization at room temperature using 'spin waves', which could lead to more energy-efficient chips. This approach avoids moving charges, resulting in less Joule heat and power dissipation.
MIT researchers have devised a novel circuit design that enables precise control of computing with magnetic waves, without any extra components or electrical current. This approach leverages the spin wave property in magnetic materials to produce measurable output that can be correlated to computation.
Researchers observe that local thermal perturbations of spins in solids can convert heat to energy, even in paramagnetic materials. This effect, known as paramagnon drag thermopower, has the potential to enhance fuel efficiency and power smart clothing by harnessing body heat.
Argonne scientists develop a new approach to couple magnetization to superconductivity, paving the way for quantum information systems. This breakthrough enables precise manipulation of quantum information through the creation of an 'echo chamber' for energy and quantum information.
Physicists have discovered magnon crystallization in a new material, Ba2CoSi2O6Cl2, revealing insights into the ordering of magnons and their effects on magnetic properties. This study expands our understanding of quantum mechanics and its applications.
Researchers have discovered a novel type of spin waves that can be used to transmit and process information with considerably higher efficiency and lower energy consumption. This breakthrough offers a promising route for advancing IT applications.
Researchers at UC Riverside have discovered that magnons exhibit discreet noise levels at low power, but become high and discrete at high power. This could lead to the development of more efficient magnonic devices.
Physicists have successfully transferred information over long distances using antiferromagnetic iron oxide, a material found in rust. This breakthrough aims to create fast and efficient computing devices with reduced heat production.
A team of physicists controlled magnon spin currents using a spin valve structure, allowing for the implementation of a switch-like device that suppresses or forwards magnon current as an electrical signal. The discovery enables wave-based computing and improved energy efficiency in data processing.
Scientists have successfully converted quantum waves into electrical current using an organic-based magnet, paving the way for faster and more efficient electronics. The breakthrough, achieved by researchers at the University of Utah, could lead to new generations of electronic systems that use magnons instead of electrons.
Researchers at the University of Groningen have successfully controlled spin waves in a magnet using an electrical current. This achievement is a significant step towards developing spintronics, which could lead to faster and more energy-efficient computers.
A team of researchers has observed nonreciprocal magnons in a noncentrosymmetric antiferromagnet for the first time, showcasing a new regime of magnetic materials. This phenomenon has significant implications for magnon-based electronics, such as spin-wave field-effect transistors.
Researchers have observed and quantified the coupling of phonons and magnons in crystals of antiferromagnet manganite (Y,Lu)MnO3. This discovery challenges a 100-year-old physical problem and deepens knowledge of multiferroics, materials that exhibit multiple types of order simultaneously.
Researchers at Johannes Gutenberg University Mainz discovered a direct correlation between temperature-dependent generation of spin currents and atomic composition of interfaces. The study's findings contribute to the development of magnon spintronics, enabling efficient energy transport in magnetic materials.
MIT researchers have developed a new theory that suggests refrigerators could use magnets as cooling agents by exploiting the thermoelectric effect of magnons. Theoretical calculations predict that magnons can carry heat from one end of a magnet to another, producing a cooling effect.
Scientists isolate thermoelectric effect in magnetic materials, enabling control of spin information via heat flow. The discovery provides opportunities to study electron-magnon interactions and may aid energy conversion applications.
Researchers find nanomagnets exhibit 'upturn' in magnetization due to Bose-Einstein condensation, challenging Bloch's temperature law. This new understanding can predict high rate of saturation magnetization in ferromagnetic nanocomposites.