Articles tagged with Spintronics
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Researchers from UC Riverside have developed an electrical detection method for terahertz electromagnetic waves, which can miniaturize equipment on microchips and enhance sensitivity. The discovery has significant implications for ultrafast and spin-based nanoscale device applications.
Professor Georg Woltersdorf has been appointed as a Max Planck Fellow to investigate dynamic phenomena in novel electronic materials using optical methods. The research aims to develop ultrafast logic devices and information storage, leveraging expertise from the Max Planck Institute for Microstructure Physics.
Researchers at Tokyo Institute of Technology developed a novel strategy to exploit spin-related phenomena in topological materials, achieving a giant unidirectional spin Hall magnetoresistance ratio of over 1%. This breakthrough could lead to the development of spintronics and outperform current storage devices with improved power cons...
A team of researchers from Kiel University has developed more stable spin states in molecules, enabling potential applications in computing and data storage. The newly created compounds feature three properties that are coupled together to create a self-assembling switch, revolutionizing the field of molecular spintronics.
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 have discovered unconventional energy- and direction-dependent spin textures on the surface of pyrite-type crystals, enabling both in-plane and out-of-plane spin components. This finding opens new possibilities for topological spintronics devices and unlocks the potential of pyrite in future spintronics applications.
A microscopic process of electron spin dynamics in nanoparticles has been identified, which could have wide-ranging impact on applications in medicine, quantum computation, and spintronics. The research provides insights into the principles of energy dissipation in nanomagnets, enabling engineers to build better devices.
Physicists demonstrate electrically readable antiferromagnetic materials for ultra-fast logic applications. Antiferromagnets show superior properties over ferromagnets.
Researchers from FEFU and FEB RAS developed a nanoheterostructure consisting of magnetite film and silicon substrate, which can be used as a source of spin-polarized electrons. The new structure offers high spin polarization efficiency, enabling the creation of spin injectors for spintronic devices.
Researchers from MLU Halle have created a patented concept for novel diodes and transistors that utilize spintronics to improve energy efficiency. The new components combine data processing and storage with no energy loss, offering flexible reconfigurability.
Physicists at the University of Groningen created curved spin transport channels, enabling independent control over charge and spin currents. This discovery could lead to more energy-efficient electronics by allowing spin injectors and detectors to be integrated into modern 3D circuitry.
Scientists have discovered magnetic Weyl semimetals, which exhibit both topological and magnetic properties. These materials have the potential to enable dissipationless transport and revolutionize data storage and energy conversion.
A new device demonstrates how p-bits can perform calculations traditionally done by quantum computers, with potential applications in fields like drug research, cybersecurity, and data analysis. Hundreds of p-bits could be used to solve larger problems in the near future.
Physicists have developed a novel method to create high-performance spintronic devices using organic molecules, which can be easily configured for different functions. The new fabrication method uses layers of molecules that can be painted or printed onto metals, offering a promising alternative to traditional materials.
Researchers at Paul Scherrer Institute successfully prove existence of Weyl fermions in a paramagnetic material with slow magnetic fluctuations, expanding possibilities for spintronics and future electronics. This discovery could lead to more efficient transportation of information, potentially revolutionizing computer technology.
Scientists at FLEET discovered novel magnetic properties in 2D structures with potential for ultra-high speed and low-energy electronic devices. The study reveals antisymmetric giant magnetoresistance in van der Waals Fe3GeTe2/graphite/Fe3GeTe2 tri-layer heterostructures.
Researchers discovered a new metallic and air-stable 2D magnet in platinum diselenide (PtSe2), which can be manipulated by strategically placing defects across its surface. This breakthrough has the potential to enable ultra-thin metallic magnets for future spin-transfer torque magnetic random-access memory devices.
Scientists at the University of Tokyo developed an efficient magnetization reversal component using gallium manganese arsenide, reducing current densities by one to two orders of magnitude compared to previous methods. This breakthrough aims to advance spintronics, a promising technology for low-power logic and memory devices.
Researchers from Tohoku University have developed artificial neuron and synapse devices using spintronics technology, mimicking the brain's architecture. The devices demonstrated fundamental behavior of biological neurons and synapses, including leaky integrate-and-fire and spike-timing-dependent plasticity.
Researchers have demonstrated a new way to perform functions essential to future computation at speeds trillions of times faster than current commercial devices. The team created a nanoscale spintronic semiconductor device that can partially switch between specific magnetic states in under a picosecond.
Researchers from University of Tokyo discover magnetic spin Hall effect in non-collinear antiferromagnet Mn3Sn, enabling efficient spin current transfer. This could lead to high-speed and high-capacity devices with improved power efficiency.
Researchers created a new testing ground for quantum systems to study spin current decay and its effects on spintronics. This breakthrough may lead to advances in computing and electronic devices that use spin instead of electrons' charge.
Physicists at the University of Utah have built two devices using perovskite to demonstrate its potential in spintronics. The materials' properties bring the dream of a spintronic transistor one step closer to reality.
The team produced spintronic oscillators that strengthen spin wave signals in several steps, demonstrating a new phenomenon. They showed sharp jumps in frequency from the fundamental tone to much higher frequencies using overtones, paving the way for faster data transmission rates in wireless communication.
Scientists at Tokyo Institute of Technology propose a new mechanism to generate spin currents without energy loss, exploiting the Rashba effect in quasi-1D materials. The mechanism simplifies potential spintronic devices and allows for further miniaturization.
A team of researchers has found a surprising link between emergent magnetism and mechanical pressure in artificially engineered non-magnetic oxide heterostructures. The study reveals that the strength of magnetism can be controlled by applying pressure to the material, opening new routes for developing novel spintronic devices.
A Polish-German team of physicists has described the dynamic phenomena occurring at the interface between a ferromagnetic metal and a semiconductor, filling the 'thermal' gap in material knowledge. The study used computational models to simulate atomic vibrations and showed that the interface exhibits unique patterns.
Researchers have developed a novel ferrimagnetic spintronic memory device, outperforming traditional ferromagnet-based memories in terms of stability and efficiency. The new technology has the potential to accelerate the growth of the spintronic industry.
A team demonstrated an x-ray imaging technique that can image antiphase magnetic domains in antiferromagnets, a key step towards controlling their magnetic structure. This could lead to the development of smaller, faster, and more robust electronics using spintronics.
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 researchers has discovered a general mechanism for the long-range electromagnetic proximity effect in superconductor-ferromagnet structures. This finding explains how ferromagnetic films can transfer magnetic fields to their corresponding superconductors, contradicting previous experimental results.
Researchers at EPFL demonstrated electric field control of spin in germanium telluride and multiferroic semiconductors using SARPES technique. This breakthrough enables programmable semiconductor-based spintronics with reduced energy consumption.
Researchers at Berkeley Lab discovered chirality in domain walls of amorphous materials, which could enable faster, smaller data storage. The study used high-resolution microscopy techniques to confirm nanoscale magnetic features, opening possibilities for controlling magnetic domains with temperature and light.
A new tri-layer structure made of Cr2O3, YIG, and Pt enables significant control over the transmission of spin current at room temperature. This discovery is a major breakthrough in spintronics, paving the way for more efficient information processing devices.
Researchers from NUS have made a breakthrough in understanding the magneto-resistance effect and its relation to spin texture of topological surface states. The team's findings could help in addressing the issue of spin current source selection in spintronic devices.
Researchers have discovered graphene nanoflakes that can exploit quantum effects to modulate current flow. The flakes also exhibit new magnetic properties, enabling the creation of spin currents and potential applications in spintronics.
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.
Researchers at MIPT created a spin diode by placing ferromagnetic layers between two antiferromagnetic materials, allowing for tunable resistance and resonant frequency. This design triples the frequency range of conventional spin diodes while maintaining sensitivity comparable to semiconductor analogs.
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.
Researchers at UC Riverside have developed methods to detect signals from spintronic components made of low-cost metals and silicon, overcoming a major barrier to wide application. This breakthrough enables the creation of spintronic computers that generate little heat and use relatively minuscule amounts of electricity.
Physicists at Mainz University have successfully manipulated the Néel vector orientation in metallic thin films of Mn2Au, a compound featuring much faster information-writing and stability. The discovery could lead to ultrafast and stable magnetic memory.
Researchers have demonstrated the potential for diamond as a material for spintronics, with strong spin-orbit coupling and tunable magnetic field control. Diamond's ease of processing and fabrication make it an attractive alternative to traditional semiconductor materials.
Researchers used a new platform, MAESTRO, to observe the electronic structure of a 2-D semiconductor material, tungsten disulfide (WS2), at microscale resolution. The study suggests that WS2 may be highly tunable, with possible applications for spintronics and electronics.
Researchers at UC Riverside used ultraviolet Raman spectroscopy to investigate the strength of electron spin interactions with phonons in antiferromagnetic nickel oxide crystals. The study sheds light on long-standing puzzles surrounding this material and has important implications for developing spintronic devices.
Researchers have created thin crystal ferromagnetic films with potential applications in spintronics and photonics. The developed technology allows for specific shaping of the films using etching processes, opening up new possibilities for energy-efficient and high-speed devices.
Researchers predict and demonstrate a giant spin anisotropy in graphene, paving the way for new spintronic logic devices. This phenomenon enables control over the lifetime of different spin orientations in graphene.
Researchers at EPFL have measured quantum properties of electrons in 2D semiconductors, paving the way for smaller, more efficient chips. The breakthrough could lead to the development of spintronics-based devices that generate less heat.
Researchers in Japan have developed a wavelength-selective plasmonic metamaterial absorber to enhance the generation of spin currents from heat produced in the mid-infrared regime. The unique combination enables stronger light absorption and shows excellent tenability of these metamaterials' resonance wavelengths.
Researchers created a device using graphene and boron nitride, achieving unprecedented spin transport efficiency at room temperature. The device showed significant improvements in spin polarization and detection, opening up possibilities for applications such as spin-based logic and transistors.
Researchers have successfully created a room temperature field-effect transistor using graphene's electron spin, enabling the integration of spintronic logic and memory devices. This breakthrough could lead to more versatile devices with reduced power consumption, crucial for future handheld mobile computing.
A team of researchers has discovered magnetic vortex-antivortex pairs arising from correlated electron spins in a newly engineered trilayer material. The finding could advance memory cells and points to the potential development of 3-D magnetic logic circuits.
Researchers have discovered a new 2D material with unique spin properties, making it a promising candidate for spintronics applications. The material's electronic structure was characterized using X-ray and scanning tunneling microscopy techniques, revealing its potential to carry data more efficiently and with lesser power demands.
A new phenomenon in spintronics was discovered by altering capacitance by manipulating spins in the opposite way from normal magnetocapacitance. This inverse effect allows for more parameter space to design devices, potentially useful in magnetic sensors for computer hard drives and random access memory chips.
Researchers at University of Utah have discovered that organic-inorganic hybrid perovskites possess contradictory properties necessary to make spintronic devices work, enabling exponentially more data processing and overcoming size limitations in traditional electronics.
Researchers at Berkeley Lab have discovered a new atomically layered, thin magnet in a two-dimensional material, revealing intrinsic ferromagnetism and unprecedented control over ferromagnetic behavior. The discovery has major implications for nanoscale memory, spintronic devices, and magnetic sensors.
A Japanese team of researchers has successfully applied a new material, MgGa2O4, to a tunnel barrier in magnetic tunnel junctions (MTJs), achieving large tunnel magnetoresistance ratios and low device resistance. This breakthrough opens the possibility for new spintronic applications.
The Tokyo Institute of Technology and Nippon Telegraph and Telephone Corporation have developed a spin-resolved oscilloscope to measure charge and spin signals. The device enables the observation of spin-charge-separation processes, paving the way for future plasmonics and spintronics applications.
Researchers developed an artificial neural network using spintronic devices, demonstrating associative memory operation with learning ability, similar to human brain. The technology enables fast-processing capabilities and ultralow-power consumption, opening new horizons in AI technology.
Scientists at EPFL and PSI have discovered a new class of multiferroic Rashba semiconductors, which can be used to develop spintronics. These materials exhibit exotic properties, including the interaction between electric and magnetic fields, and could pave the way for future quantum computers.
Dr. Karin Everschor-Sitte is setting up an Emmy Noether independent junior research group at Johannes Gutenberg University Mainz to investigate new magnetic structures for spintronics applications. Her work focuses on skyrmions, which could make computer storage media smaller and more efficient.