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Related papers: Field driven magnetostructural transitions in GeCo…

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Magnetic structure evolution of multiferroic hexagonal $YMn_{1-x}Fe_{x}O_{3}$ (${x} = 0, 0.05,$ and $0.1$) has been studied by carrying out detailed temperature-dependent neutron diffraction at zero- and 5T-fields. Thermodynamic data…

Materials Science · Physics 2017-07-26 Sonu Namdeo , S. S. S. Rao , S. D. Kaushik , V. Siruguri , A. M. Awasthi

MnSb$_{2}$O$_{6}$ is based on the structural chiral $P$321 space group #150 where the magnetic Mn$^{2+}$ moments ($S=5/2$, $L\approx 0$) order antiferromagnetically at $T_\mathrm{N}=12$ K. Unlike the related iron based langasite…

The formation of a spin glass usually requires both structural disorder and frustrated magnetic interactions. Consequently, the origin of spin-glass behaviour in Y$_2$Mo$_2$O$_7$ $-$ in which magnetic Mo$^{4+}$ ions occupy a frustrated…

Deterministic current-induced spin-orbit torque (SOT) switching of magnetization in a heavy transition metal/ferromagnetic metal/oxide magnetic heterostructure with the ferromagnetic layer being perpendicularly-magnetized typically requires…

Vanadium spinels (ZnV_2O_4, MgV_2O_4, and CdV_2O_4) exhibit a sequence of structural and magnetic phase transitions, reflecting the interplay of lattice, orbital, and spin degrees of freedom. We offer a theoretical model taking into account…

Strongly Correlated Electrons · Physics 2007-05-23 O. Tchernyshyov

In dense neutron matter under the presence of a strong magnetic field, considered in the model with the Skyrme effective interaction, there are possible two types of spin ordered states. In one of them the majority of neutron spins are…

Nuclear Theory · Physics 2011-06-10 A. A. Isayev , J. Yang

The temperature evolution of the electron spin resonance is studied at cooling the crystal samples of Cs2CuCl4 through the Neel point 0.62 K. A coexistence of the high-frequency spinon type resonance developed in the spin-liquid phase and…

Strongly Correlated Electrons · Physics 2013-05-30 A. I. Smirnov , K. Yu. Povarov , S. V. Petrov , A. Ya. Shapiro

Neutron diffraction and muon spin relaxation measurements are used to obtain a detailed phase diagram of Pr(Fe,Ru)AsO. The isoelectronic substitution of Ru for Fe acts effectively as spin dilution, suppressing both the structural and…

Pyrochlores offer an ideal playground to investigate the magnetic ground state of frustrated magnetic systems. In this class of materials, competition between various magnetic interactions remains frustrated and prevents an ordered magnetic…

Strongly Correlated Electrons · Physics 2022-10-06 Karan Singh , Dheeraj Ranaut , G. Sharma , K. Mukherjee

Using an elastic neutron scattering technique under a pulsed magnetic field up to 30 T, we determined the magnetic structure in the half-magnetization plateau phase in the spinel CdCr$_2$O$_4$. The magnetic structure has a cubic $P4_3$32…

Magnetic properties and magnetic structure of the Ba$_{2}$Mn(PO$_{4}$)$_{2}$ antiferromagnet featuring frustrated zigzag chains of $S=\frac{5}{2}$ Mn$^{2+}$ ions are reported based on neutron diffraction, density-functional band-structure…

Strongly Correlated Electrons · Physics 2018-04-10 Arvind Yogi , A. K. Bera , Ashwin Mohan , Ruta Kulkarni , S. M. Yusuf , A. Hoser , A. A. Tsirlin , A. Thamizhavel

Magnetism in transition-metal compounds (TMCs) has traditionally been associated with spin degrees of freedom, because the orbital magnetic moments are typically largely quenched. On the other hand, magnetic order in 4f- and 5d-electron…

Strongly Correlated Electrons · Physics 2015-10-26 A. Jain , M. Krautloher , J. Porras , G. H. Ryu , D. P. Chen , D. L. Abernathy , J. T. Park , A. Ivanov , J. Chaloupka , G. Khaliullin , B. Keimer , B. J. Kim

We report on the muon spin rotation/relaxation study of a pyrochlore oxide, Cd2Os2O7, which exhibits a metal-insulator (MI) transition at T_{MI}~225 K without structural phase transition. It reveals strong spin fluctuation (>10^8/s) below…

Strongly Correlated Electrons · Physics 2009-11-13 A. Koda , R. Kadono , K. Ohishi , S. R. Saha , W. Higemoto , S. Yonezawa , Y. Muraoka , Z. Hiroi

Pyrochlore iridates A2Ir2O7 (A = rare earth elements, Y or Bi) hold great promise for realizing novel electronic and magnetic states owing to the interplay of spin-orbit coupling, electron correlation and geometrical frustration. A…

Strongly Correlated Electrons · Physics 2017-10-04 W. C. Yang , W. K. Zhu , H. D. Zhou , L. Ling , E. S. Choi , M. Lee , Y. Losovyj , Chi-Ken Lu , S. X. Zhang

The transport and structural properties of Fe1+yTe1-xSx (x=0, 0.05, and 0.10) crystals were studied in pulsed magnetic fields up to 65 T. The application of high magnetic fields results in positive magnetoresistance effect with prominent…

Superconductivity · Physics 2012-05-10 Masashi Tokunaga , Takumi Kihara , Yoshikazu Mizuguchi , Yoshihiko Takano

The magnetic field dependences of birefringence in a $NdFe_3(BO_3)_4$ single crystal have been measured in the case where the direction of light propagation coincides with the trigonal crystal axis $C_3$ ($k\|C_3$), and the external…

Materials Science · Physics 2012-07-12 V. A. Bedarev , M. I. Pashchenko , D. N. Merenkov , L. N. Bezmaternykh , V. L. Temerov

The lack of inversion symmetry in the crystal lattice of magnetic materials gives rise to complex non-collinear spin orders through interactions of relativistic nature, resulting in interesting physical phenomena, such as emergent…

Using inelastic magnetic neutron scattering we have discovered a localized spin resonance at 4.5 meV in the ordered phase of the geometrically frustrated cubic antiferromagnet $\rm ZnCr_2O_4$. The resonance develops abruptly from quantum…

Strongly Correlated Electrons · Physics 2009-10-31 S. -H. Lee , C. Broholm , T. H. Kim , W. Ratcliff , S-W. Cheong

The co-occurrence of phase transitions with local and global order parameters, such as the entangled magnetization and topological invariant, is attractive but has been seldom realized experimentally. Here, by using high-pressure in-situ…

Spin-reorientation phase transitions that involve the rotation of a crystal$'$s magnetization have been well characterized in distorted-perovskite oxides such as the orthoferrites. In these systems spin reorientation occurs due to competing…

Strongly Correlated Electrons · Physics 2020-06-29 A. M. Vibhakar , D. D. Khalyavin , P. Manuel , J. Liu , A. A. Belik , R. D. Johnson
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