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Related papers: Spin structures of textured and isotropic Nd-Fe-B-…

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Single crystal neutron diffraction, inelastic neutron scattering and electron spin resonance experiments are used to study the magnetic structure and spin waves in Pb$_2$VO(PO$_4$)$_2$, a prototypical layered $S=1/2$ ferromagnet with…

We present inelastic neutron scattering measurements and first principles calculations examining the intermetallic marcasite CrSb2. The observed spin wave dispersion implies that the magnetic interactions are strongly one-dimensional with…

Strongly Correlated Electrons · Physics 2015-06-03 M. B. Stone , M. D. Lumsden , S. E. Nagler , D. J. Singh , J. He , B. C. Sales , D. Mandrus

We present a finite-temperature theory of the anisotropic spin-spin correlations in magnetic metallic monolayers, deposited on a suitable substrate. The `spins' are the local moments set up by the itinerant electrons, and the key concept is…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 M. dos Santos Dias , J. B. Staunton , A. Deak , L. Szunyogh

We report evidence of spontaneous formation of a heterogeneous network of superdomains in two-dimensional square artificial spin ice nanostructures in externally applied magnetic fields. The magnetic heterogeneity is locally disordered but…

Mesoscale and Nanoscale Physics · Physics 2019-01-16 J. C. T Lee , S. K. Mishra , V. S. Bhat , R. Streubel , B. Farmer , X. Shi , L. E. De Long , I. McNulty , P. Fischer , S. D. Kevan , S. Roy

We report neutron scattering measurements of single-crystalline YFe$_2$Ge$_2$ in the normal state, which has the same crystal structure to the 122 family of iron pnictide superconductors. YFe$_2$Ge$_2$ does not exhibit long range magnetic…

Using Density functional theory and non-equilibrium Green's function formalism, spin dependent electron transport in Fe/Mo$_x$Cr$_{1-x}$S$_2$/Fe magnetic tunnel junction is studied. Spin transport for different thicknesses (1, 3, 5, and 7…

Materials Science · Physics 2026-01-06 Aloka Ranjan Sahoo , Sharat Chandra

Antiferromagnets hosting real-space topological spin textures are promising platforms to model fundamental ultrafast phenomena and explore spintronics. However, to date, they have only been fabricated epitaxially on specific…

We report on a spin-polarized inelastic neutron scattering study of spin waves in the antiferromagnetically ordered state of BaFe2As2. Three distinct excitation components are identified, with spins fluctuating along the c-axis,…

Superconductivity · Physics 2014-01-09 Chong Wang , Rui Zhang , Fa Wang , Huiqian Luo , L. P. Regnault , Pengcheng Dai , Yuan Li

Nd$_2$Fe$_{14}$B's unsurpassed, hard magnetic properties for a wide range of temperatures result from a combination of a large volume magnetization from Fe and a strong single-ion anisotropy from Nd. Here, using finite temperature…

Materials Science · Physics 2023-01-10 Juba Bouaziz , Christopher E. Patrick , Julie B. Staunton

Fabrication of a multistrip magnetic/nonmagnetic structure in a thin sandwiched Ni layer [Si(5 nm)/Ni(10 nm)/Si] by a focused ion beam (FIB) irradiation has been attempted. A control experiment was initially performed by irradiation with a…

Materials Science · Physics 2015-07-15 B. N. Dev , N. Banu , J. Fassbender , J. Grenzer , N. Schell , L. Bischoff , R. Groetzschel , J. McCord

Spin correlations and fluctuations in the 3d-transition-metal-based icosahedral quasicrystal Zn-Fe-Sc have been investigated by neutron scattering using polycrystalline samples. Magnetic diffuse scattering has been observed in the elastic…

Strongly correlated quantum solids are characterized by an inherently granular electronic fabric, with spatial patterns that can span multiple length scales in proximity to a critical point. Here, we used a resonant magnetic X-ray…

We studied the structural and magnetic properties of the solid solution Fe$_{1-x}$Ni$_{x}$B through theoretical and experimental approaches. Powder X-ray diffraction, X-ray Pair Distribution Function analysis, and energy dispersive X-ray…

The magnetic structure and spin-wave excitations in the quasi-square-lattice layered perovskite compound La$_5$Mo$_4$O$_{16}$ were studied by a combination of neutron diffraction and inelastic neutron scattering techniques using…

Strongly Correlated Electrons · Physics 2017-06-07 K. Iida , R. Kajimoto , Y. Mizuno , K. Kamazawa , Y. Inamura , A. Hoshikawa , Y. Yoshida , T. Matsukawa , T. Ishigaki , Y. Kawamura , S. Ibuka , T. Yokoo , S. Itoh , T. Katsufuji

Antiferromagnetic thin films are currently generating considerable excitement for low dissipation magnonics and spintronics. However, while tuneable antiferromagnetic textures form the backbone of functional devices, they are virtually…

It has been proposed that Sr_2RuO_4 exhibits spin triplet superconductivity mediated by ferromagnetic fluctuations. So far neutron scattering experiments have failed to detect any clear evidence of ferromagnetic spin fluctuations but,…

Strongly Correlated Electrons · Physics 2009-11-10 T. Nagata , M. Urata , H. Kawano-Furukawa , H. Yoshizawa , H. Kadowaki , P. Dai

High fraction of the surface atoms considerably enhances the influence of size and shape on the magnetic and electronic properties of nanoparticles. Shape effects in ferromagnetic nanoparticles are well understood and allow to set and…

Mesoscale and Nanoscale Physics · Physics 2013-08-16 H. Gomonay , S. Kondovych , V. Loktev

Magnetic moments intercalated into layered transition metal dichalcogenides are an excellent system for investigating the rich physics associated with magnetic ordering in a strongly anisotropic, strong spin-orbit coupling environment. We…

Strongly Correlated Electrons · Physics 2015-04-08 Will J. Hardy , Chih-Wei Chen , A. Marcinkova , Heng Ji , Jairo Sinova , D. Natelson , E. Morosan

Many studies of non-relativistic spin-splitting (NRSS), or altermagnetism, have focused on idealized, perfectly ordered crystals, relying on symmetry-based approaches to identify candidate materials. Here, we theoretically investigate how…

Materials Science · Physics 2025-12-16 Siddhartha S. Nathan , Danilo Puggioni , Linding Yuan , James M. Rondinelli

FeNbTe$_{2}$, long known as a van der Waals metallic system, has recently been resynthesized and shown to exhibit ferromagnetic order. In this study, using first-principles density functional theory (DFT), we aim to provide a deeper insight…