Articles tagged with Electron Spin
Physicists at the University of Utah have developed a new, streamlined system for generating orbital angular momentum in electrons, allowing for cheaper and more abundant materials. The innovation uses natural symmetry and vibrations of atoms to control electron momentum.
Researchers have identified a new class of one-dimensional particles, dubbed anyons, which exhibit properties between bosons and fermions. The discovery opens up new possibilities for investigating fundamental physics in realistic experimental settings.
Scientists developed a custom Kelvin probe force microscopy system to study the chiral-induced spin selectivity effect in chiral halide perovskites. The study reveals nanoscale 'spin maps' that show the strength and spatial uniformity of the CISS effect.
Researchers from Delft University of Technology have successfully measured the nuclear spin of an on-surface atom in real time, achieving 'single-shot readout'. This breakthrough enables control over the magnetic nucleus and opens up possibilities for quantum sensing at the atomic scale.
Researchers discovered that magnetized surfaces significantly influence amyloid protein assembly, forming more fibrils and longer structures when aligned in one direction. The study suggests a new physical factor, Chiral-Induced Spin Selectivity (CISS), plays a direct role in protein self-assembly.
Researchers at Penn State have demonstrated how gold nanoclusters can mimic the spin properties of trapped atomic ions, allowing for scalability in quantum applications. The clusters can be easily synthesized in large quantities and exhibit unique Rydberg-like spin-polarized states that mimic superpositions.
A team of physicists has developed a tiny device that can detect and control antiferromagnetic resonance, enabling ultrafast and energy-efficient electronics. The breakthrough allows for a compact, electrically tunable platform to manipulate electron spins.
A team led by Junichi Shiogai successfully observes the superconducting diode effect in an Fe(Se,Te)/FeTe heterostructure, exhibiting rectification under various temperature and magnetic fields. This breakthrough paves the way for ultra-low energy electronics built from superconductors.
A team of scientists discovered that electrons and protons are closely linked in certain biological crystals, influencing proton transfer. This connection has implications for understanding energy and information transfer in life.
Researchers detect anomalous Hall effect in collinear antiferromagnets with non-Fermi liquid behavior, revealing a 'virtual magnetic field' that boosts the phenomenon. The findings open up new possibilities for information technologies and require further experimental confirmation.
Researchers discovered that chirality induces giant charge rectification in an organic superconductor, exceeding theoretical predictions. The nonreciprocal transport was found to be driven by enhanced spin-orbit coupling and mixing of spin-triplet Cooper pairs.
Researchers have developed a novel oxide material that exhibits autonomous spin orientation control in response to magnetic fields, allowing for the detection of both field direction and strength. The 'semi-self-controlled' spinning enables advanced angle-resolved spintronic devices with strong potential for next-generation technologies.
Researchers develop novel synthesis method for multi-shelled gold clusters and precisely remove atoms to study magnetic spin influence on catalytic behavior. They find that spin density concentrates more on iodine atoms than sulfur atoms, indicating potential role in tuning catalytic properties.
Researchers at Hebrew University and Cornell University developed a way to suppress spin decoherence in alkali-metal gases, reducing spin relaxation rates by an order of magnitude. This breakthrough enables more stable and precise quantum devices, such as atomic clocks and magnetometry.
Researchers develop novel method to control electron spin using only an electric field, paving the way for ultra-compact and energy-efficient spintronic devices. Altermagnetic bilayers enable layer-spin locking, allowing precise control over spin currents at room temperature.
Researchers at UC Riverside will explore how antiferromagnetic spintronics can improve memory density and computing speed. The project aims to develop ultrafast spin-based technology using special antiferromagnets with potential applications in advanced memory and computing.
Researchers at UC San Diego create computational approach to model chiral helimagnets using quantum mechanics calculations. They successfully predicted key parameters, including helix wavevector, period, and critical magnetic field, opening opportunities for designing better materials.
Researchers at Mainz University confirmed the chiral-induced spin selectivity (CISS) effect using spintronic methods. The study shows that chiral molecules can convert spin currents to charge with varying efficiency, depending on their chirality and orientation.
Researchers at the University of Utah and UCI have discovered a unique quantum behavior that allows for the manipulation of electron-spin and magnetization through electrical currents. This phenomenon, dubbed anomalous Hall torque, has potential applications in neuromorphic computing.
Researchers demonstrate that light can interact with a single-atom layer of thallium-lead alloys, restricting spin-polarized current flow to one direction. This phenomenon enables functionality beyond ordinary diodes and paves the way for ultra-fine two-dimensional spintronic devices.
Researchers used time-delayed laser pulses to capture electric and magnetic field vectors of surface plasmon polaritons, revealing a meron pair's spin texture. The study demonstrates stable spin structures despite fast field rotations.
The quantum Hall effect produces a magnetic current in addition to the well-known electric current, allowing for more efficient devices. This breakthrough could enable the creation of new types of electronic devices without energy loss.
Researchers Carsten Ullrich and Deepak Singh have discovered a new type of quasiparticle in all magnetic materials, challenging previous understanding of magnetism. This finding could lead to the development of faster, smarter, and more energy-efficient electronics.
A team of researchers has found evidence of quantum spin liquids in pyrochlore cerium stannate, governed by complex quantum rules. The study reveals emergent properties resembling fundamental aspects of our universe, including light and matter interactions.
The SPINNING project successfully demonstrated the entanglement of two registers of six qubits each over 20m distance with high fidelity. The spin-photon-based quantum computer achieved lower error rates than superconducting Josephson junctions, outperforming prominent models like Eagle and Heron.
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 the University of Chicago have developed a new way to measure the behavior of single electron defects in diamond, which can destroy quantum state memory. By studying the defects' spin and charge dynamics, scientists hope to create even better quantum sensors with long coherence times.
Researchers have discovered that the strength of a coupling between nuclear spins depends on the chirality or handedness of a molecule. The study found that in molecules with the same handedness, the nuclear spin aligns in one direction, while in molecules with opposite handedness, it aligns in the opposite direction.
Researchers have designed a new complex material with emerging spintronics properties, enabling the generation of spin currents in desired directions. This discovery paves the way for more efficient and advanced electronic devices.
Researchers have unveiled a new class of quantum critical metal that sheds light on intricate electron interactions. The discovery could lead to the development of electronic devices with extreme sensitivity, driven by unique properties of quantum-critical systems.
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.
Researchers have successfully transformed existing optoelectronic devices, including LEDs, into spintronics devices by injecting spin-aligned electrons without ferromagnets or magnetic fields. The breakthrough uses a chiral spin filter made from hybrid organic-inorganic halide perovskite material, overcoming a major barrier to commerci...
Researchers developed a machine learning estimator to classify charge states in quantum dots, enabling automatic tuning of qubits. The estimator achieved high accuracy with visualizations revealing decision-making patterns, paving the way for scaling up quantum computers.
Researchers at Pohang University of Science & Technology (POSTECH) made a small change to develop highly efficient SOT materials. By creating an imbalance in the spin-Hall effect, they controlled magnetization switching without magnetic fields, achieving 2-130 times higher efficiency and lower power consumption than known single-layer ...
Researchers at USTC have detected two new exotic spin-spin-velocity-dependent interactions using solid-state spin quantum sensors. These findings provide valuable insights into fundamental interactions and could help explain observational facts in cosmology such as dark matter and dark energy.
Researchers developed a new method to identify altermagnets using X-ray magnetic circular dichroism (XMCD) and theoretically predicted its fingerprint. The approach was successfully applied to manganese telluride (α-MnTe), revealing the material's hidden fingerprint of altermagnetism, which could accelerate spintronics applications.
A breakthrough in ferromagnet research enables ultra-fast spin behavior, leading to potential advancements in communication and computation technologies. The study's findings have the potential to unlock terahertz processing power, a thousand times faster than current smartphones and computers.
Researchers at Lancaster University and Radboud University Nijmegen have discovered a novel pathway to modulate and amplify spin waves at the nanoscale, paving the way for dissipation-free quantum information technologies. The study's findings could lead to the development of fast and energy-efficient computing devices.
Researchers at ETH Zurich and Harvard/Princeton used quantum pointillism to study complex quantum systems made of interacting particles. They observed the formation of spin polarons, which are crucial for understanding magnetic behavior in materials.
Researchers at the University of Manchester have developed an ultra-pure form of silicon that can be used to construct high-performance qubit devices, a crucial component for scalable quantum computers. The breakthrough could enable the creation of one million qubits, which may be fabricated into pinhead-sized devices.
Researchers at the University of Basel and NCCR SPIN have successfully coupled two hole-spin qubits, enabling fast and precise controlled spin-flip operations. This achievement is a significant milestone in the quest for practical quantum computing, with millions of qubits on a single chip.
Researchers from North Carolina State University and the University of Pittsburgh studied how pure spin currents move through chiral materials. They found that the direction of spin injection affects its absorption in chiral materials, which could enable the design of energy-efficient spintronic devices for data storage, communication,...
Researchers at Tohoku University have made a breakthrough in understanding spin currents in insulating magnets. They found that the spin current signal changes direction and decreases at low temperatures, shedding light on its propagation direction.
Researchers create butterfly-shaped nanographene with four unpaired π-electrons, demonstrating potential for advancements in quantum computing. The unique structure has highly correlated spins, extending coherence times of spin qubits.
Researchers have successfully transferred electron spin to photons, enabling rapid communication over long distances. This breakthrough could revolutionize optical telecommunications and pave the way for ultrafast communication between Earth and Mars.
Researchers have developed a printable organic polymer that enables them to measure charge-to-spin conversion in spintronic materials at room temperature, revealing new insights into the mechanics of spintronics. The findings suggest longer spin lifetimes and tunability, paving the way for more efficient and energy-friendly devices.
Researchers use LEED to investigate coherent exchange scattering in NiO, revealing a resonance enhancement attributed to surface wave resonance. The study reaffirms previous data on surface-spin structure and magnetic properties while providing new insights into temperature dependence.
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.
Researchers have discovered a new state of matter characterized by chiral currents, generated by cooperative electron movement. This phenomenon has implications for the development of new electronic devices and technologies, including optoelectronics and quantum technologies.
Researchers at TU Dortmund University have developed a highly durable time crystal that outlasts previous experiments by tens of thousands of times. The team discovered a way to stabilize the crystal using nuclear spins, enabling it to maintain its periodic behavior for up to 40 minutes.
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 achieve room-temperature quantum coherence by embedding a chromophore in a metal-organic framework, enabling the creation of quintet state qubits with four electron spins. This breakthrough could lead to the development of multiple qubit systems at room temperature, revolutionizing quantum computing and sensing.
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.
Scientists have engineered a non-magnetic material called tantalum silicide to achieve efficient spin Hall effect at high temperatures through Berry phase monopole engineering. This breakthrough could lead to the development of ultrafast, low-power and high-temperature spintronic devices.
A Vienna University of Technology team successfully changed the type of magnetism in a single crystal by applying pressure, reducing frustration and increasing temperature of magnetic phase transition. This discovery could lead to novel materials for secure data storage and quantum computers.
Physicists have directly observed the Kondo effect in a single artificial atom using a scanning tunnelling microscope. The team confirmed a decades-old prediction by validating their experimental data against theoretical models. This breakthrough paves the way for investigating exotic phenomena in magnetic wires.
Researchers at Rice University have discovered a way to transform a rare-earth crystal into a magnet by using chirality in phonons. Chirality, or the twisting of atoms' motion, breaks time-reversal symmetry and aligns electron spins, creating a magnetic effect.
Researchers at Ohio State University have detected a previously unknown physics phenomenon, the orbital Hall effect, which could revolutionize data storage in future computer devices. The study's findings suggest that utilizing orbital currents instead of spin currents could lead to lower energy consumption and higher speeds.
A WVU researcher is developing new methods to fast-track the discovery of quantum materials, which could lead to breakthroughs in fields like quantum computing and superconductors. The goal is to streamline the discovery process using computational and experimental tools.
A new study uses computer simulations to predict the formation process of spin defects in silicon carbide, an attractive host material for spin qubits. The team's findings represent an important step towards identifying fabrication parameters for spin defects useful for quantum technologies.