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Related papers: Magnetism and N\'{e}el skyrmion dynamics in GaV$_{…

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This paper presents structural, detailed magnetic, and exchange bias studies in polycrystalline Ba$_{2}$ScRuO$_{6}$ synthesized at ambient pressure. In contrast to its strontium analogue, this material crystallizes in a 6L hexagonal…

Materials Science · Physics 2023-04-28 Prachi Mohanty , Sourav Marik , R. P. Singh

The disordered pyrochlore oxide Dy$_{2}$Zr$_{2}$O$_{7}$ shows the signatures of field-induced spin freezing with remnant zero-point spin-ice entropy at 5 kOe magnetic field. We have performed zero-field and longitudinal field Muon spin…

Strongly Correlated Electrons · Physics 2023-03-28 Sheetal , Pabitra K. Biswas , K. Yokoyama , D. T. Adroja , C. S. Yadav

The recently reported unusual behavior of the static and dynamical magnetic susceptibility as well as the specific heat in Ce$_{1-x}$La$_{x}$Ni$_{9}$Ge$_4$ has raised the question of a possible non-Fermi liquid ground state in this…

Strongly Correlated Electrons · Physics 2007-05-23 Frithjof B. Anders , Thomas Pruschke

Temperature dependent X-ray diffraction and Raman spectroscopic studies were carried out on the flux grown single crystals of gallium ferrite with Ga:Fe ratio of 0.9:1.1. Site occupancy calculations from the Rietveld refinement of the X-ray…

Materials Science · Physics 2011-10-24 Somdutta Mukherjee , Rajeev Gupta , Ashish Garg

We experimentally demonstrate the formation of room-temperature skyrmions with radii of about 25\,nm in easy-plane anisotropy multilayers with interfacial Dzyaloshinskii-Moriya interaction (DMI). We detect the formation of individual…

We have investigated the low-temperature magnetism of sodium superoxide (NaO$_{2}$), in which spin, orbital, and lattice degrees of freedom are closely entangled. The magnetic susceptibility shows anomalies at $T_{1}=220$ K and $T_{2}=190$…

A study of the modifications of the magnetic properties of Ho$_{2-x}$Y$_x$Sn$_2$O$_7$ upon varying the concentration of diamagnetic Y$^{3+}$ ions is presented. Magnetization and specific heat measurements show that the Spin Ice ground-state…

Strongly Correlated Electrons · Physics 2010-11-01 G. Prando , P. Carretta , S. R. Giblin , J. Lago , S. Pin , P. Ghigna

Magnetization and magnetoresistance have been measured in insulating antiferromagnetic La_{2}Cu_{0.97}Li_{0.03}O_{4} over a wide range of temperatures, magnetic fields, and field orientations. The magnetoresistance step associated with a…

Strongly Correlated Electrons · Physics 2011-06-08 I. Raicevic , Dragana Popovic , C. Panagopoulos , L. Benfatto , M. B. Silva Neto , E. S. Choi , T. Sasagawa

We present a systematic computational study of the effect of uniaxial strain on the magnetic properties of GdRu$_2$Si$_2$, a centrosymmetric material known to host a field-induced skyrmion lattice (SkL). Using first-principles density…

Materials Science · Physics 2026-01-12 Sagar Sarkar , Rohit Pathak , Arnob Mukherjee , Anna Delin , Olle Eriksson , Vladislav Borisov

Magnetic skyrmions are chiral spin structures that have recently been observed at room temperature (RT) in multilayer thin films. Their topological stability should enable high scalability in confined geometries - a sought-after attribute…

Mesoscale and Nanoscale Physics · Physics 2019-03-06 Pin Ho , Anthony K. C. Tan , S. Goolaup , A. L. Gonzalez Oyarce , M. Raju , L. S. Huang , Anjan Soumyanarayanan , C. Panagopoulos

Magnetically pure spinel compound ${\rm LiV_2O_4}$ is a rare $d$-electron heavy fermion. Measurements on single crystals are needed to clarify the mechanism for the heavy fermion behavior in the pure material. In addition, it is known that…

Strongly Correlated Electrons · Physics 2010-11-17 S. Das , X. Zong , A. Niazi , A. Ellern , J. Q. Yan , D. C. Johnston

The honeycomb-lattice cobaltate Na$_3$Co$_2$SbO$_6$ has recently been proposed to be a proximate Kitaev quantum spin liquid~(QSL) candidate. However, non-Kitaev terms in the Hamiltonian lead to a zigzag-type antiferromagnetic~(AFM) order at…

Detailed structural measurements were conducted on a new perovskite, ScMnO3, and on orthorhombic LuMnO3. Complementary density functional theory (DFT) calculations were carried out, and predict that ScMnO3 possesses E-phase magnetic order…

Strongly Correlated Electrons · Physics 2015-06-19 T. Yu , T. A. Tyson , H. Y. Chen , A. M. M. Abeykoon , Y. -S. Chen , K. H. Ahn

We report detailed measurements of the low temperature magnetic phase diagram of Er$_2$Ti$_2$O$_7$. Heat capacity and time-of-flight neutron scattering studies of single crystals, subject to magnetic fields applied along the…

Strongly Correlated Electrons · Physics 2012-07-16 J. P. C. Ruff , J. P. Clancy , A. Bourque , M. A. White , M. Ramazanoglu , J. S. Gardner , Y. Qiu , J. R. D. Copley , H. A. Dabkowska , B. D. Gaulin

Chemical bonding is key to unlocking the potential of magnetic materials for future information technology. Magnetic skyrmions are topologically protected nano-sized spin textures that can enable high-density low-power spin-based…

Magnetization measurements were performed on two sigma-phase samples of Fe(100-x)V(x) (x=35.5, 34.1) vs. temperature, T, and in DC magnetic field, of various amplitudes. Using three characteristic temperatures, magnetic phase diagrams in…

Strongly Correlated Electrons · Physics 2016-12-28 M. Sikora , S. M. Dubiel

The magnetization processes of the spin-3/2 antiferromagnet LiInCr4O8 comprising a "breathing" pyrochlore lattice, which is an alternating array of small and large tetrahedra, are studied under ultrahigh magnetic fields of up to 130 T using…

The layered compound Fe3GaTe2 is attracting attention due to its high Curie temperature, low dimensionality, and the presence of topological spin textures above room temperature, making Fe$_3$GaTe$_2$ a good candidate for applications in…

Skyrmions are localized, topologically non-trivial spin structures which have raised high hopes for future spintronic applications. A key issue is skyrmion stability with respect to annihilation into the ferromagnetic state. Energy barriers…

Materials Science · Physics 2017-05-24 S. von Malottki , B. Dupé , P. F. Bessarab , A. Delin , S. Heinze

The crystal and magnetic structures of the spinel compounds ZnCr$_2$S$_4$ and ZnCr$_2$Se$_4$ were investigated by high resolution powder synchrotron and neutron diffraction. ZnCr$_2$Se$_4$ exhibits a first order phase transition at $T_N=21$…

Strongly Correlated Electrons · Physics 2009-11-13 F. Yokaichiya , A. Krimmel , V. Tsurkan , I. Margiolaki , P. Thompson , H. N. Bordallo , A. Buchsteiner , N. Stüßer , D. N. Argyriou , A. Loidl
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