Magnetization ≈ MagnetizationMagnetization
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Synthesis, characterization, applications, and challenges of iron oxide nanoparticles Open
Recently, iron oxide nanoparticles (NPs) have attracted much consideration due to their unique properties, such as superparamagnetism, surface-to-volume ratio, greater surface area, and easy separation methodology. Various physical, chemic…
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Measurement of the Positive Muon Anomalous Magnetic Moment to 0.46 ppm Open
We present the first results of the Fermilab Muon g-2 Experiment for the positive muon magnetic anomaly $a_\\mu \\equiv (g_\\mu-2)/2$. The anomaly is determined from the precision measurements of two angular frequencies. Intensity variatio…
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Spintronics based random access memory: a review Open
This article reviews spintronics based memories, in particular, magnetic random access memory (MRAM) in a systematic manner. Debuted as a humble 4 Mb product by FreeScale in 2006, the MRAM has grown to a 256 Mb product of Everspin in 2016.…
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On Approaching the Limit of Molecular Magnetic Anisotropy: A Near‐Perfect Pentagonal Bipyramidal Dysprosium(III) Single‐Molecule Magnet Open
We report a monometallic dysprosium complex, [Dy(O t Bu) 2 (py) 5 ][BPh 4 ] ( 5 ), that shows the largest effective energy barrier to magnetic relaxation of U eff =1815(1) K. The massive magnetic anisotropy is due to bis‐trans‐disposed ter…
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Large anomalous Hall effect driven by a nonvanishing Berry curvature in the noncolinear antiferromagnet Mn <sub>3</sub> Ge Open
A large anomalous Hall effect is observed in the triangular antiferromagnet Mn 3 Ge arising from an intrinsic electronic Berry phase.
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Emerging Research Landscape of Altermagnetism Open
Magnetism is one of the largest, most fundamental, and technologically most relevant fields of condensed-matter physics. Traditionally, two basic magnetic phases have been distinguished ferromagnetism and antiferromagnetism. The spin polar…
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Room Temperature Intrinsic Ferromagnetism in Epitaxial Manganese Selenide Films in the Monolayer Limit Open
Monolayer van der Waals (vdW) magnets provide an exciting opportunity for exploring two-dimensional (2D) magnetism for scientific and technological advances, but the intrinsic ferromagnetism has only been observed at low temperatures. Here…
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Beyond Conventional Ferromagnetism and Antiferromagnetism: A Phase with Nonrelativistic Spin and Crystal Rotation Symmetry Open
The search for novel magnetic quantum phases, phenomena and functional\nmaterials has been guided by relativistic magnetic-symmetry groups in coupled\nspin and real space from the dawn of the field in 1950s to the modern era of\ntopologica…
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Data for: Emergent ferromagnetism near three-quarters filling in twisted bilayer graphene Open
This archive contains the data and Python code generating figures for the article "Emergent ferromagnetism near three-quarters filling in twisted bilayer graphene" by Aaron L. Sharpe, Eli J. Fox, Arthur W. Barnard, Joe Finney, Kenji Watana…
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Magnetic Shape Memory Polymers with Integrated Multifunctional Shape Manipulation Open
Shape‐programmable soft materials that exhibit integrated multifunctional shape manipulations, including reprogrammable, untethered, fast, and reversible shape transformation and locking, are highly desirable for a plethora of applications…
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Perpendicular magnetic anisotropy at transition metal/oxide interfaces and applications Open
International audience; Spin electronics is a rapidly expanding field stimulated by a strong synergy between breakthrough basic research discoveries and industrial applications in the fields of magnetic recording, magnetic field sensors, n…
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Cavity magnomechanics Open
Coherent magnon-phonon interaction is demonstrated in a ferrimagnetic sphere.
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Advances in the Physics of Magnetic Skyrmions and Perspective for Technology Open
Magnetic skyrmions are small swirling topological defects in the magnetization texture stabilized by the protection due to their topology. In most cases they are induced by chiral interactions between atomic spins existing in non-centrosym…
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An air-stable Dy(<span>iii</span>) single-ion magnet with high anisotropy barrier and blocking temperature Open
A mononuclear Dy(iii) complex assembled just from five water molecules and two phosphonic diamide ligands combines the advantages of high anisotropy barrier, high blocking temperature and significant coercivity, apart from its remarkable a…
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Superparamagnetic Iron Oxide Nanoparticles—Current and Prospective Medical Applications Open
The recent, fast development of nanotechnology is reflected in the medical sciences. Superparamagnetic Iron Oxide Nanoparticles (SPIONs) are an excellent example. Thanks to their superparamagnetic properties, SPIONs have found application …
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Tunneling Spin Valves Based on Fe<sub>3</sub>GeTe<sub>2</sub>/hBN/Fe<sub>3</sub>GeTe<sub>2</sub> van der Waals Heterostructures Open
Thin van der Waals (vdW) layered magnetic materials hold the possibility of realizing vdW heterostructures with new functionalities. Here, we report on the realization and investigation of tunneling spin valves based on van der Waals heter…
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Separation of enantiomers by their enantiospecific interaction with achiral magnetic substrates Open
Taking enantiomers for a spin There are two common ways to distinguish mirror-image molecules, or enantiomers. The first relies on their distinct interactions with circularly polarized light, the second on their interactions with a pure en…
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Spin pinning effect to reconstructed oxyhydroxide layer on ferromagnetic oxides for enhanced water oxidation Open
Producing hydrogen by water electrolysis suffers from the kinetic barriers in the oxygen evolution reaction (OER) that limits the overall efficiency. With spin-dependent kinetics in OER, to manipulate the spin ordering of ferromagnetic OER…
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Optomagnonic Whispering Gallery Microresonators Open
Magnons in ferrimagnetic insulators such as yttrium iron garnet (YIG) have recently emerged as promising candidates for coherent information processing in microwave circuits. Here we demonstrate optical whispering gallery modes of a YIG sp…
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Reprogrammable shape morphing of magnetic soft machines Open
Heat-assisted directional magnetization enables reprogrammable and high-throughput magnetic soft machines.
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Magnetite (Fe3O4) Nanoparticles in Biomedical Application: From Synthesis to Surface Functionalisation Open
Nanotechnology has gained much attention for its potential application in medical science. Iron oxide nanoparticles have demonstrated a promising effect in various biomedical applications. In particular, magnetite (Fe3O4) nanoparticles are…
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Giant coercivity and high magnetic blocking temperatures for N2 3− radical-bridged dilanthanide complexes upon ligand dissociation Open
Increasing the operating temperatures of single-molecule magnets—molecules that can retain magnetic polarization in the absence of an applied field—has potential implications toward information storage and computing, and may also inform th…
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Above-room-temperature strong intrinsic ferromagnetism in 2D van der Waals Fe3GaTe2 with large perpendicular magnetic anisotropy Open
The absence of two-dimensional (2D) van der Waals (vdW) ferromagnetic crystals with both above-room-temperature strong intrinsic ferromagnetism and large perpendicular magnetic anisotropy (PMA) severely hinders practical applications of 2D…
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Magnetic Order and Symmetry in the 2D Semiconductor CrSBr Open
The advent of two-dimensional (2D) magnets offers unprecedented control over electrons and spins. A key factor in determining exchange coupling and magnetic order is symmetry. Here, we apply second harmonic generation (SHG) to probe a 2D m…
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Controlled lateral anisotropy in correlated manganite heterostructures by interface-engineered oxygen octahedral coupling Open
Controlled in-plane rotation of the magnetic easy axis in manganite heterostructures by tailoring the interface oxygen network could allow the development of correlated oxide-based magnetic tunnelling junctions with non-collinear magnetiza…
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Realization of the Axion Insulator State in Quantum Anomalous Hall Sandwich Heterostructures Open
The "magnetoelectric effect" arises from the coupling between magnetic and electric properties in materials. The Z_{2} invariant of topological insulators (TIs) leads to a quantized version of this phenomenon, known as the topological magn…
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Current-driven magnetization switching in a van der Waals ferromagnet Fe <sub>3</sub> GeTe <sub>2</sub> Open
Spin-orbit torque flips the perpendicular magnetic moment of a 2D van der Waals magnet.
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Recent Advances in Synthesis and Applications of MFe2O4 (M = Co, Cu, Mn, Ni, Zn) Nanoparticles Open
In the last decade, research on the synthesis and characterization of nanosized ferrites has highly increased and a wide range of new applications for these materials have been identified. The ability to tailor the structure, chemical, opt…
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Uncertainty estimates for magnetic relaxation times and magnetic relaxation parameters Open
Uncertainties in magnetic relaxation times from AC magnetometry are derived and a program for obtaining them is described, allowing statistically meaningful magnetic relaxation parameterisation.
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Cluster multipole theory for anomalous Hall effect in antiferromagnets Open
We introduce a cluster extension of multipole moments to discuss the\nanomalous Hall effect (AHE) in both ferromagnetic (FM) and antiferromagnetic\n(AFM) states in a unified framework. We first derive general symmetry\nrequirements for the…