English
Related papers

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

200 papers

We use powder neutron diffraction to study the spin and lattice structures of polycrystalline samples of nonsuperconducting PrFeAsO and superconducting PrFeAsO0.85F0.15 and PrFeAsO0.85. We find that PrFeAsO exhibits an abrupt structural…

We present an extensive powder and single-crystal neutron scattering investigation of the crystallographic structure and magnetic order of the frustrated metallic $f$-electron magnet UNi$_4$B. We carry out a full refinement of the…

Strongly Correlated Electrons · Physics 2021-06-02 J. Willwater , S. Süllow , M. Reehuis , R. Feyerherm , H. Amitsuka , B. Ouladdiaf , E. Suard , M. Klicpera , M. Vališka , J. Pospíšil , V. Sechovský

The magnetic and structural properties of polycrystalline Co$_{4-x}$ Ni$_x$ Nb$_2$ O$_9$ (x=1,2) have been investigated by neutron powder diffraction, magnetization and heat capacity measurements, and density functional theory (DFT)…

Results of magnetization and neutron diffraction measurements of the manganese vanadate system Mn$_5$(VO$_4$)$_2$(OH)$_4$ are reported. The crystal structure of this compound contains triangular [Mn$_3$O$_{13}$] building blocks that produce…

Strongly Correlated Electrons · Physics 2018-09-07 V. O. Garlea , M. A. McGuire , L. D. Sanjeewa , D. M. Pajerowski , F. Ye , J. W. Kolis

We employ magnetic small-angle neutron scattering to investigate the magnetic interactions in $(Fe_{0.7}Ni_{0.3})_{86}B_{14}$ alloy, a HiB-NANOPERM-type soft magnetic nanocrystalline material, which exhibits an ultrafine microstructure with…

We present a single crystal neutron scattering study of BaMn2Bi2, a recently synthesized material with the same ThCr2Si2-type structure found in several Fe-based unconventional superconducting materials. We show long range magnetic order,…

Strongly Correlated Electrons · Physics 2014-10-31 S. Calder , B. Saparov , H. B. Cao , J. L. Niedziela , M. D. Lumsden , A. S. Sefat , A. D. Christianson

Magnetic ordering in TbMnO3 was revisited by a neutron diffraction study. In addition to the previously reported A-type and G-type modulated structures with a propagation vector (0,q_Mn,0), we found C-type and F-type orderings of the Mn…

Strongly Correlated Electrons · Physics 2007-05-23 R. Kajimoto , H. Yoshizawa , H. Shintani , T. Kimura , Y. Tokura

We studied the crystal and magnetic structure of the La$_{1-x}$Ca$_{x}$MnO$_{3}$ compound for $x=0.8$ and $x=0.85$. At T=300 K both samples are paramagnetic with crystallographic symmetry $Pnma$. At low temperatures they undergo a…

Strongly Correlated Electrons · Physics 2016-08-16 M. Pissas , G. Kallias , M. Hofmann , D. M. Többens

Elastic and inelastic neutron scattering experiments have been performed in a La$_{0.94}$Sr$_{0.06}$MnO$_3$ untwinned crystal, which exhibits an antiferromagnetic canted magnetic structure with ferromagnetic layers. The elastic small q…

Strongly Correlated Electrons · Physics 2009-10-31 M. Hennion , F. Moussa , J. Rodriguez-Carvajal , L. Pinsard , A. Revcolevschi

We report a single-crystal neutron diffraction and inelastic neutron scattering study on the spin 1/2 cuprate Cu$_3$Bi(SeO$_3$)$_2$O$_2$Cl, complemented by dielectric and electric polarization measurements. The study clarifies a number of…

We investigate low-temperature spin correlations in the metallic frustrated magnet \beta-MnCo. Single-crystal polarised-neutron scattering experiments reveal the persistence of highly-structured magnetic diffuse scattering and the absence…

Neutron scattering is a powerful probe of strongly correlated systems. It can directly detect common phenomena such as magnetic order, and can be used to determine the coupling between magnetic moments through measurements of the spin-wave…

Strongly Correlated Electrons · Physics 2014-10-02 Igor A. Zaliznyak , John M. Tranquada

We present the results of neutron-scattering studies on various aspects of crystalline and magnetic structure in single crystals of La(1.6-x)Nd(0.4)Sr(x)CuO(4) with x=0.12 and 0.15. In particular, we have reexamined the degree of stripe…

Superconductivity · Physics 2009-10-31 J. M. Tranquada , N. Ichikawa , S. Uchida

In this paper detailed neutron scattering measurements of the magnetic excitation spectrum of CuCrO$_2$ in the ordered state below $T_{\rm{N1}}=24.2$ K are presented. The spectra are analyzed using a model Hamiltonian which includes…

Neutron scattering studies on a single crystal of the highly-correlated electron system, La1-xSrxMnO3 with x~0.3, have been carried out elucidating both the spin and lattice dynamics of this metallic ferromagnet. We report a large measured…

Condensed Matter · Physics 2009-10-28 Michael C. Martin , G. Shirane , Y. Endoh , K. Hirota , Y. Moritomo , Y. Tokura

Neutron diffraction has been used to investigate the magnetic correlations in single crystals of the spin ice materials Ho2Ti2O7 and Dy2Ti2O7 in an external magnetic field applied along either the [001] or [1-10] crystallographic…

Other Condensed Matter · Physics 2009-11-11 T. Fennell , O. A. Petrenko , B. Fak , J. S. Gardner , S. T. Bramwell , B. Ouladdiaf

Structural and magnetic properties of the geometrically frustrated layered compound YBaCo4O7 have been studied by magnetization and neutron diffraction. A layered type crystal structure, with alternating tetrahedral layers of Kagom\'e and…

Strongly Correlated Electrons · Physics 2015-02-13 A. K. Bera , S. M. Yusuf , S. Banerjee

We have investigated the metamagnetic-like transition in the triple layer ruthenate Sr4Ru3O10 by means of neutron diffraction from single crystals. The magnetic structure of the compound appears to be determined in a complex way by the two…

Strongly Correlated Electrons · Physics 2019-06-10 L. Capogna , V. Granata , B. Ouladdiaf , J. A. Rodriguez-Velamazan , R. Fittipaldi , A. Vecchione

We use a combination of first-principles density functional calculations and spin-dynamics simulations to explain the unusual diffuse inelastic neutron scattering in the hexagonal multiferroic yttrium manganite, YMnO$_3$. Using symmetry…

Materials Science · Physics 2023-12-15 Tara N. Tošić , Arkadiy Simonov , Nicola A. Spaldin

Frustrated magnetism continues to attract significant attention due to its potential to host novel quantum many-body phenomena and associated exotic excitations that transcend existing paradigms. Herein, we present our reply to the comment…

Strongly Correlated Electrons · Physics 2026-03-17 J. Khatua , T. Arh , Shashi B. Mishra , H. Luetkens , A. Zorko , B. Sana , M. S. Ramachandra Rao , B. R. K. Nanda , P. Khuntia