English
Related papers

Related papers: Magnetic Structure of Hexagonal Mn-doped LuFeO$_{3…

200 papers

We report the magnetic diffraction pattern and spin wave excitations in (CD$_3$)$_2$ND$_2$[Mn(DCO$_2$)$_3$] measured using elastic and inelastic neutron scattering. The magnetic structure is shown to be a G-type antiferromagnet with moments…

Strongly Correlated Electrons · Physics 2017-10-02 H. C. Walker , H. D. Duncan , M. D. Le , D. A. Keen , D. J. Voneshen , A. E. Phillips

We have investigated the magnetic transition and magnetic structure of triple-layered ruthenate Sr4Ru3O10 directly using neutron scattering techniques. Only one ferromagnetic phase is observed, and previously proposed antiferromagnetic…

Materials Science · Physics 2007-05-23 Wei Bao , Z. Q. Mao , M. Zhou , J. Hooper , J. W. Lynn , R. S. Freitas , P. Schiffer , Y. Liu , H. Q. Yuan , M. Salamon

We studied the magnetic ordering of thin films and bulk crystals of rutile RuO$_2$ using resonant X-ray scattering across the Ru L$_2$ absorption edge. Combining polarization analysis and azimuthal-angle dependence of the magnetic Bragg…

Strongly Correlated Electrons · Physics 2019-01-28 Z. H. Zhu , J. Strempfer , R. R. Rao , J. Pelliciari , Y. Choi , T. Kawaguchi , H. You , J. F. Mitchell , Y. Shao-Horn , R. Comin

We report an unusual evolution of structure and magnetism in stoichiometric MnO clusters based on an extensive and unbiased search through the potential energy surface within density functional theory. The smaller clusters, containing up to…

Mesoscale and Nanoscale Physics · Physics 2011-11-11 Shreemoyee Ganguly , Mukul Kabir , Biplab Sanyal , Abhijit Mookerjee

We have performed powder neutron diffraction on $^7$Li-enriched sample of LiMn$_2$O$_4$ at 300 K. The crystal structure determined by Rietveld analysis is a cubic spinel with space group of $Fd\bar{3}m$ in which all Mn atoms are…

Anti-site disordering in Sr2FeMoO6 double perovskites (containing Mo atoms at Fe positions, and viceversa) has recently been shown to have a dramatic influence in their magnetic and magnetotransport properties. In the present study, two…

Hexagonal YMnO_3 with space group P63cm is one of the rare examples of multiferroic materials that exhibit co-dependence of a robust ferroelectric phase along with antiferromagnetic ordering. This is primarily ascribed to tilting of the…

Strongly Correlated Electrons · Physics 2010-05-25 A. K. Singh , S. D. Kaushik , V. Siruguri , S. Patnaik

RuO$_{2}$ has been proposed as the prototypical altermagnetic material. However, several reports have recently questioned its intrinsic magnetic ordering, leading to conflicting findings, especially in thin film heterostructures pointing to…

Fe3PO4O3 forms a non-centrosymmetric lattice structure (space group R3m) comprising triangular motifs of Fe^{3+} coupled by strong antiferromagnetic interactions (|\Theta_{CW}| > 900 K). Neutron diffraction from polycrystalline samples…

Strongly Correlated Electrons · Physics 2016-02-03 Kate A. Ross , Mitchell Bordelon , Greg Terho , James R. Neilson

We present a detailed study of magnetism in LuFe2O4, combining magnetization measurements with neutron and soft x-ray diffraction. The magnetic phase diagram in the vicinity of T_N involves a metamagnetic transition separating an antiferro-…

The magnetic structure of antiferromagnetic NdRhIn5 has been determined using neutron diffraction. It has a commensurate antiferromagnetic structure with a magnetic wave vector (1/2,0,1/2) below T_N = 11K. The staggered Nd moment at 1.6K is…

Strongly Correlated Electrons · Physics 2007-05-23 S. Chang , P. G. Pagliuso , Wei Bao , J. S. Gardner , I. P. Swainson , J. L. Sarrao , H. Nakotte

Detailed neutron diffraction measurements on a single crystalline ErB$_2$C$_2$ were performed. We observed magnetic diffuse scattering which consists of three components just above the transition temperatures, which is also observed in…

Strongly Correlated Electrons · Physics 2009-11-10 Kenji Ohoyama , Kentaro Indoh , Aya Tobo , Koji Kaneko , Aya Hino , Hideya Onodera

We address magnetic neutron scattering in the presence of local non-centrosymmetric asymmetries of the magnetization density. Such inversion-symmetry breaking, combined with the absence of time-reversal symmetry, can be described in terms…

From new neutron powder diffraction experiments on the chiral cubic ($P2{_1}3$) magnet manganese germanide MnGe, we analyse all of the possible crystal symmetry-allowed magnetic superstructures that are determined successfully from the…

Strongly Correlated Electrons · Physics 2023-01-18 V. Pomjakushin , I. Plokhikh , J. S. White , Y. Fujishiro , N. Kanazawa , Y. Tokura , E. Pomjakushina

Nd2Hf2O7, belonging to the family of geometrically frustrated cubic rare earth pyrochlore oxides, was recently identified to order antiferromagnetically below T_N = 0.55 K with an all-in/all-out arrangement of Nd3+ moments, however with a…

Strongly Correlated Electrons · Physics 2017-12-15 V. K. Anand , D. L. Abernathy , D. T. Adroja , A. D. Hillier , P. K. Biswas , B. Lake

We report results of 14N-NMR experiments on NH4CuCl3 at the magnetic field of 7 T, where the 1/4-magnetization plateau is observed at low temperatures. The quadrupole splitting parameter $\nu_{z}$ splits below 70 K, indicating a structural…

Strongly Correlated Electrons · Physics 2015-06-24 Katsuaki Kodama , Masashi Takigawa , Yoshiyuki Shimaoka , Hidekazu Tanaka

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

We report neutron inelastic scattering measurements on the stoichiometric iron-based superconductor LiFeAs. We find evidence for (i) magnetic scattering consistent with strong antiferromagnetic fluctuations, and (ii) an increase in…

Strongly Correlated Electrons · Physics 2011-07-21 A. E. Taylor , M. J. Pitcher , R. A. Ewings , T. G. Perring , S. J. Clarke , A. T. Boothroyd

Systematic powder diffraction studies have been carried out to establish the magnetic phase diagram of La_{2-2x}Sr_{1+2x}Mn_2O_7 (LSMO327) in a wide hall concentration range ($0.30 \leq x \leq 0.50$), using the HERMES diffractometer.…

Strongly Correlated Electrons · Physics 2009-10-31 M. Kubota , H. Fujioka , K. Ohoyama , K. Hirota , Y. Moritomo , H. Yoshizawa , Y. Endoh

We present neutron scattering data on two single crystals of the high temperature superconductor La2-x(Ca,Sr)xCaCu2O6+delta. The Ca0.1-doped crystal exhibits a long-range antiferromagnetically ordered ground state. In contrast, the…

Superconductivity · Physics 2011-10-28 M. Huecker , Young-June Kim , G. D. Gu , B. D. Gaulin , J. W. Lynn , J. M. Tranquada