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Using TDPAD experiment and local spin density calculations, we have observed large 4d moments on isolated Mo atoms at substitutional and octahedral interstitial lattice sites in Yb metal, showing Curie-Weiss local susceptibility and…

Condensed Matter · Physics 2009-10-31 A. A. Tulapurkar , S. N. Mishra , R. G. Pillay , H. G. Salunke , G. P. Das , S. Cottenier

We employ state-of-the-art ab initio simulations within the dynamical mean-field theory to study three likely phases of iron (hexogonal close-packed, hcp, face centered cubic, fcc, and body centered cubic, bcc) at the Earth's core…

Strongly Correlated Electrons · Physics 2013-03-25 L. V. Pourovskii , T. Miyake , S. I. Simak , A. V. Ruban , L. Dubrovinsky , I. A. Abrikosov

We report the discovery of a new form of inductance in the bulk ferrimagnet Mn3Si2Te6, which features strong spin-orbit coupling, large magnetic anisotropy, and pronounced magnetoelastic interactions. Below its Curie temperature, Mn3Si2Te6…

We investigate the effect of pressure on the electronic and magnetic states of CdV$_2$O$_4$ by using ab initio electronic structure calculations. The Coulomb correlation and spin-orbit coupling play important role in deciding the…

Strongly Correlated Electrons · Physics 2012-08-06 Sudhir K. Pandey

We have explored, computationally and experimentally, the magnetic properties of \fecob{} alloys. Calculations provide a good agreement with experiment in terms of the saturation magnetization and the magnetocrystalline anisotropy energy…

Previous studies have accurately determined the effect of transition metal point defects on the properties of bcc iron. The magnetic properties of transition metal monolayers on the iron surfaces have been studied equally intensively. In…

Materials Science · Physics 2022-01-17 Justyn Snarski-Adamski , Justyna Rychły , Mirosław Werwiński

The electronic energy structures and magnetic properties of layered superconductors $R$Ni$_2$B$_2$C, $R$Fe$_4$Al$_8$ and FeSe are systematically studied, by using the density functional theory (DFT). The calculations allowed us to reveal a…

Superconductivity · Physics 2014-04-04 G. E. Grechnev , A. V. Logosha , A. A. Lyogenkaya , A. G. Grechnev , A. V. Fedorchenko

The localized f-electrons enrich the magnetic properties in rare-earth-based intermetallics. Among those, compounds with heavier 4d and 5d transition metals are even more fascinating because anomalous electronic properties may be induced by…

Single crystals of the dilute, rare earth bearing, pseudo-ternary series, Gd_xY_{1-x}Fe_2Zn_{20} were grown out of Zn-rich solution. Measurements of magnetization, resistivity and heat capacity on Gd_xY_{1-x}Fe_2Zn_{20} samples reveal…

Strongly Correlated Electrons · Physics 2009-11-13 S. Jia , Ni Ni , S. L. Bud'ko , P. C. Canfield

The structural and magnetic properties of Mn$_2$FeSbO$_6$ single-crystalline mineral and ceramic samples synthesized under thermobaric treatment have been investigated, and compared to theoretical predictions based on first-principles…

Strongly Correlated Electrons · Physics 2011-05-20 R. Mathieu , S. A. Ivanov , G. V. Bazuev , M. Hudl , P. Lazor , I. V. Solovyev , P. Nordblad

Earth's lower mantle is generally believed to be seismically and chemically homogeneous because most of the key seismic parameters can be explained using a simplified mineralogical model at expected press-temperature conditions. However,…

Materials Science · Physics 2017-04-06 Shenzhen Xu , Jung-Fu Lin , Dane Morgan

Different configurations of magnetic orders and cation distributions for NiFe2O4 are studied by the density functional based methods with the possible inclusion of the on-site Coulomb interaction U. The lowest energy state is an inverse…

Materials Science · Physics 2011-05-10 Ching Cheng

Perovskite-type iron oxides with Fe4+ ions have attracted much attention for their versatile helimagnetic phases. While the introduction of a layered A-site ordered structure to AFeO3 with Fe4+ ions potentially lead to novel helimagnetic…

Materials Science · Physics 2025-03-17 Masaho Onose , Hidefumi Takahashi , Hajime Sagayama , Yuichi Yamasaki , Shintaro Ishiwata

The importance of many-body effects on electronic and magnetic properties and stability of different structural phases was studied in novel iron oxide - Fe$_2$O. It was found that while Hubbard repulsion hardly affects the electronic…

Strongly Correlated Electrons · Physics 2022-06-08 Alexey O. Shorikov , Sergey V. Streltsov

We report on the thermodynamic, magnetic properties and the magnetic structure of ludwigite-type Cu2MnBO5. The specific heat, the low-field magnetization and the paramagnetic susceptibility were studied on a single crystal and combined with…

Despite more than half a century of studies in heavy-fermion compounds, a full understanding of the various possible magnetic ordering phenomena is still far from complete. Some heavy-fermion materials show so-called hidden-order phases,…

Strongly Correlated Electrons · Physics 2018-11-27 Pavlo Y. Portnichenko

The spin-web compound Cu3TeO6, belongs to an intriguing group of materials where magnetism is governed by 3d9 copper Cu2+ ions. This compound has been sparsely experimentally studied and we here present the first investigation of its local…

Strongly Correlated Electrons · Physics 2013-07-30 Martin Mansson , Krunoslav Prsa , Jun Sugiyama , Daniel Andreica , Hubertus Luetkens , Helmuth Berger

The low temperature properties of the Kagome-type system Co3V2O8 have been studied by powder neutron diffraction both in zero field and in applied magnetic field of up to 8 T. Below 6 K, the zero-field ground state is ferromagnetic with the…

Materials Science · Physics 2007-05-23 N. R. Wilson , O. A. Petrenko , L. C. Chapon

In a number of quasi-one-dimensional organic metals the dependence of the magnetoresistance on the direction of the magnetic field is quite different from the predictions of Boltzmann transport theory for a Fermi liquid with a scattering…

Strongly Correlated Electrons · Physics 2009-10-31 Perez Moses , Ross H. McKenzie

Spin and orbital magnetic moments of cationic iron, cobalt, and nickel clusters have been determined from x-ray magnetic circular dichroism spectroscopy. In the size regime of $n = 10 - 15$ atoms, these clusters show strong ferromagnetism…

Atomic and Molecular Clusters · Physics 2014-12-01 A. Langenberg , K. Hirsch , A. Lawicki , V. Zamudio-Bayer , M. Niemeyer , P. Chmiela , B. Langbehn , A. Terasaki , B. v. Issendorff , J. T. Lau