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Related papers: On Magnetic and Crystal Structures of NiO and MnO

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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

We studied the crystal and magnetic structure of the La$_{1-x}$Ca$_{x}$MnO$_{3}$ compound for $(0.11\leq x\leq 0.175)$ using stoichiometric samples. For $x<0.13$ the system's ground state is insulating canted antiferromagnetic. For $0.13\le…

Strongly Correlated Electrons · Physics 2009-11-11 M. Pissas , I. Margiolaki , G. Papavassiliou , D. Stamopoulos , D. Argyriou

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

We report single-crystal neutron diffraction study of the magnetic structure of the multiferroic compound YbMnO$_3$, a member of the hexagonal manganite family, in zero-field and under a magnetic field applied along the $c$-axis. We propose…

Strongly Correlated Electrons · Physics 2018-11-14 S. Chattopadhyay , V. Simonet , V. Skumryev , A. A. Mukhin , V. Yu. Ivanov , M. I. Aroyo , D. Z. Dimitrov , M. Gospodinov , E. Ressouche

This paper presents results of a recent study of multiferroic \CCO\ by means of single crystal neutron diffraction. This system has two close magnetic phase transitions at $T\nsub{N1}=24.2$ K and $T\nsub{N2}=23.6$ K. The low temperature…

Materials Science · Physics 2015-05-30 M. Frontzek , G. Ehlers , A. Podlesnyak , H. Cao , M. Matsuda , O. Zaharko , N. Aliouane , S. Barilo , S. V. Shiryaev

The crystal and magnetic structure of (La0.70Ca0.30)(CryMn1-y)O3 for y = 0.70, 0.50 and 0.15 has been investigated using neutron powder diffraction. The three samples crystallize in the Pnma space group at both 290 K and 5 K and exhibit…

Precise magnetic structures of RMn2O5, with R= Y, Ho, Bi in the commensurate/ferroelectric regime, have been determined by single-crystal neutron diffraction. For each system, the integrated intensities of a large number of independent…

Materials Science · Physics 2007-10-11 C. Vecchini L. C. Chapon , P. J. Brown , T. Chatterji , S. Park S-W. Cheong , P. G. Radaelli

We report a neutron scattering study of the metallic triangular lattice antiferromagnet PdCrO$_2$. Powder neutron diffraction measurements confirm that the crystalline space group symmetry remains $R\bar{3}m$ below $T_N$. This implies that…

Magnetic structures of the noncentrosymmetric magnet Sr$_2$MnSi$_2$O$_7$ were examined through neutron diffraction for powder and single-crystalline samples, as well as magnetometry measurements. All allowed magnetic structures under the…

Strongly Correlated Electrons · Physics 2024-10-08 Y. Nambu , M. Kawamata , X. Pang , H. Murakawa , M. Avdeev , H. Kimura , H. Masuda , N. Hanasaki , Y. Onose

Crystal and magnetic structures of $R_2$Ni$_2$In ($R$ = Tb and Ho) have been studied by powder neutron diffraction at low temperatures. The compounds crystallize in an orthorhombic crystal structure of the Mn$_2$AlB$_2$-type. At low…

The crystallographic (charge-ordered) and magnetic superstructures of La0.333Ca0.667MnO3 were studied by high-resolution synchrotron x-ray and neutron powder diffraction. In the antiferromagnetic structure, which was refined using a…

Strongly Correlated Electrons · Physics 2009-10-31 P. G. Radaelli , D. E. Cox , L. Capogna , S-W. Cheong , M. Marezio

Through analysis of single crystal neutron diffraction data, we present the magnetic structures of magnetoelectric Co4Nb2O9 under various magnetic fields. In zero-field, neutron diffraction experiments below TN=27 K reveal that the Co2+…

Crystal and magnetic structures of the high-pressure stabilized perovskite phase of TlMnO3 have been studied by neutron powder diffraction. The crystal structure involves two types of primary structural distortions: a+b-b-octahedral tilting…

Strongly Correlated Electrons · Physics 2019-03-07 Dmitry D. Khalyavin , Pascal Manuel , Wei Yi , Alexei A. Belik

An experimental determination of the magnetic pair distribution function (mPDF) defined in an earlier paper (Frandsen, Yang, and Billinge. (2014) Acta Crystallogr. A, 70(1), 3-11) is presented for the first time. The mPDF was determined…

Materials Science · Physics 2015-05-05 Benjamin A. Frandsen , Simon J. L. Billinge

Based on the relativistic spin-polarized density functional theory calculations we investigate the crystal structure, electronic and magnetic properties of a family MnPn2Ch4 compounds, where pnictogen metal atoms (Pn) are Sb and Bi;…

Materials Science · Physics 2018-09-28 S. V. Eremeev , M. M. Otrokov , E. V. Chulkov

Magnetic structure of tetragonal UAu$_2$Si$_2$ was investigated by single-crystal neutron diffraction experiments. Below $T_{\rm N}$ = 20 K it orders antiferromagnetically with a propagation vector of $k = (2/3, 0, 0)$ and magnetic moments…

We have investigated the crystal and magnetic structures of the trigonal iron-boracite Fe3B7O13X with X = OH by neutron diffraction. Neutron diffraction enables us to locate the hydrogen atom of the hydroxyl group and determine the magnetic…

Materials Science · Physics 2016-11-25 Gwilherm Nénert , Ippei Nomoto , Hirohiko Sato

The structural and magnetic properties of YVO3, NdVO3 and TbVO3 were investigated by single-crystal and powder neutron diffraction. YVO3 shows a structural phase transition at 200 K from an orthorhombic structure with the space group Pbnm…

Strongly Correlated Electrons · Physics 2009-11-11 M. Reehuis , C. Ulrich , P. Pattison , B. Ouladdiaf , M. C. Rheinstadter , M. Ohl , L. P. Regnault , M. Miyasaka , Y. Tokura , B. Keimer

RuO$_2$ was considered for a long time to be a paramagnetic metal with an ideal rutile-type structure down to low temperatures, but recent studies on single-crystals claimed evidence for antiferromagnetic order and some symmetry breaking in…

In order to study the magnetic and crystal structures in the Nd{1-x}Sr{x}MnO{3} system, we have peformed neutron diffraction measurements on melt-grown polycrystalline samples with 0.49 < x < 0.75. As a function of hole concentration x, the…

Strongly Correlated Electrons · Physics 2009-10-31 R. Kajimoto , H. Yoshizawa , H. Kawano , H. Kuwahara , Y. Tokura , K. Ohoyama , M. Ohashi
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