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The crystal and magnetic structure of LaTiO3 ~ has been studied by x-ray and neutron diffraction techniques using nearly stoichiometric samples. We find a strong structural anomaly near the antiferromagnetic ordering, T$_N$=146 K. In…

Strongly Correlated Electrons · Physics 2009-11-10 M. Cwik , T. Lorenz , J. Baier , R. Mueller , G. Andre , F. Bouree , F. Lichtenberg , A. Freimuth , E. Mueller-Hartmann , M. Braden

The crystalline structure, magnetism, and magnetocaloric effect of a GdCrO$_3$ single crystal grown with the laser-diode-heated floating-zone technique have been studied. The GdCrO$_3$ single crystal crystallizes into an orthorhombic…

Strongly Correlated Electrons · Physics 2020-10-27 Yinghao Zhu , Pengfei Zhou , Tao Li , Junchao Xia , Si Wu , Ying Fu , Kaitong Sun , Qian Zhao , Zhen Li , Zikang Tang , Yinguo Xiao , Zhenqiang Chen , Hai-Feng Li

We report on the magnetic properties of the manganite Bi_{1-x}Ca_{x}MnO_3 (x=0.33) at low temperature. The analysis of the field expansion of the ac susceptibility and the observation of aging properties make clear that a spin glass phase…

Materials Science · Physics 2009-11-13 M. Giot , A. Pautrat , G. Andre , D. Saurel , M. Hervieu , J. Rodriguez-Carvajal

Single crystals of the Kitaev spin-liquid candidate $\alpha$-RuCl$_3$ have been studied to determine low-temperature bulk properties, structure and the magnetic ground state. Refinements of x-ray diffraction data show that the low…

Strongly Correlated Electrons · Physics 2016-04-27 H. B. Cao , A. Banerjee , J. -Q. Yan , C. A. Bridges , M. D. Lumsden , D. G. Mandrus , D. A. Tennant , B. C. Chakoumakos , S. E. Nagler

Here we present neutron diffraction results on the mineral azurite. We have found that the crystal structure of azurite can be described in the space group $P2_1$ which is the next lower symmetric group of $P2_1/c$ as found in earlier work.…

Strongly Correlated Electrons · Physics 2015-05-20 K. C. Rule , M. Reehuis , M. C. R. Gibson , B. Ouladdiaf , M. J. Gutmann , J. -U. Hoffmann , S. Gerischer , D. A. Tennant , S. Süllow , M. Lang

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

LiCu$_3$O$_3$ is a novel 2D S=1/2 antiferromagnet with randomly depleted square lattice. The crystal structure contains two types of square planes with different Cu$^{2+}\rightarrow$ Li$^{+}$ substitution rates (20% and 40%). $^7$Li NMR and…

Strongly Correlated Electrons · Physics 2024-09-09 A. A. Bush , S. K. Gotovko , V. Yu. Ivanov , V. I. Kozlov , E. G. Nikolaev , L. E. Svistov

CuLa$_2$Ge$_2$O$_8$ forms a distorted triangular lattice of quantum spin-1/2 Cu$^{2+}$ ions. A crystal growth method was developed using the traveling-solvent floating zone technique resulting in the synthesis of a large single crystal (4…

Strongly Correlated Electrons · Physics 2026-04-17 S. Thamban , C. Aguilar-Maldonado , S. Chillal , R. Feyerherm , K. Prokeš , A. J. Studer , D. Abou-Ras , K. Karmakar , A. T. M. N. Islam , B. Lake

The hexagonal swedenborgite, CaBaCo$_2$Fe$_2$O$_7$, is a chiral frustrated antiferromagnet, in which magnetic ions form alternating Kagome and triangular layers. We observe a long range $\sqrt{3} \times \sqrt{3}$ antiferromagnetic order…

Strongly Correlated Electrons · Physics 2018-04-11 Johannes D. Reim , Erik Rosén , Oksana Zaharko , Maxim Mostovoy , Julien Robert , Martin Valldor , Werner Schweika

Orthoferrites are a class of magnetic materials with a magnetic ordering temperature above 600 K, predominant G-type antiferromagnetic ordering of the Fe-spin system and, depending on the rare-earth ion, a spin reorientation of the Fe spin…

Orthorhombic single crystals of TbMn0.5Fe0.5O3 are found to exhibit spin-reorientation, magnetization reversal and weak ferromagnetism. Strong anisotropy effects are evident in the temperature dependent magnetization measurements along the…

A variable temperature neutron and synchrotron diffraction study have been performed on the giant magnetoresistant oxypnictides LnMnAsO (Ln = La, Nd). The low temperature magnetic structures have been studied and results show a spin…

Strongly Correlated Electrons · Physics 2012-07-05 N. Emery , E. J. Wildman , J. M. S. Skakle , R. I. Smith , A. N. Fitch , A. C. Mclaughlin

A complex magnetic order of the multiferroic compound Co3TeO6 has been revealed by neutron powder diffraction studies on ceramics and crushed single crystals. The compound adopts a monoclinic structure (s.g. C2/c) in the studied temperature…

Materials Science · Physics 2011-11-28 S. A. Ivanov , R. Tellgren , C. Ritter , P. Nordblad , R. Mathieu , G. Andre , N. V. Golubko , E. D. Politova , M. Weil

We report the magnetic structure and properties of a thiocyanate-based honeycomb magnet [Na(OH$_2$)$_3$]Mn(NCS)$_3$ which crystallises in the unusual low-symmetry trigonal space group $P\overline{3}$. Magnetic measurements on powder samples…

The neutron diffraction and nuclear magnetic resonance (NMR) measurements have been used to microscopically analyze the magnetic structure in the $S = 1/2$ kagome antiferromagnet CdCu$_{3}$(OH)$_{6}$(NO$_{3}$)$_{2}\cdot $H$_{2}$O. Below the…

Strongly Correlated Electrons · Physics 2022-07-13 Yoshihiko Ihara , Ryoga Hiyoshi , Masakazu Shimohasi , Kaoru Hayashi , Ryutaro Okuma , Gøran Nilsen , Zenji Hiroi

We present single-crystal neutron-diffraction data for the spin-chain compound Ca3Co2O6. The intensity and line shapes of the two families of Bragg peaks characterising both the antiferromagnetic and the ferromagnetic components of the…

Strongly Correlated Electrons · Physics 2017-04-03 C. L. Fleck , M. R. Lees , S. Agrestini , G. J. McIntyre , O. A. Petrenko

The crystal and magnetic structures of the spin $S$=1 hexamer cluster fedotovite-like A$_{2}$Cu$_{3}$O(SO$_4$)$_3$ (A$_2$=K$_2$, NaK, Na$_2$) were studied by neutron powder diffraction at temperatures 1.6-290 K. The crystal structures in…

Materials Science · Physics 2024-04-17 V. Yu. Pomjakushin , A. Podlesnyak , A. Furrer , E. V. Pomjakushina

The magnetic susceptibility, crystal and magnetic structures, and electronic structure of double perovskite Sr2ScOsO6 are reported. Using both neutron and x-ray powder diffraction we find that the crystal structure is monoclinic P21/n from…

Strongly Correlated Electrons · Physics 2015-04-06 A. E. Taylor , R. Morrow , D. J. Singh , S. Calder , M. D. Lumsden , P. M. Woodward , A. D. Christianson

The electron doped manganite system, Bi0.125Ca0.875MnO3, exhibits large bulk magnetization of unknown origin. To select amongst possible magnetic ordering models, we have conducted temperature and magnetic field dependent small-angle…

Materials Science · Physics 2009-11-13 Yuhai Qin , Trevor A. Tyson , Klaus Pranzas , Helmut Eckerlebe

The influence of the A-site ionic radii (<rA>) on the magnetic structure has been investigated in La0.5Ca0.5-xSrxMnO3 compounds (0 .GE. x .LE. 0.5) using neutron diffraction, magnetization, and resistivity techniques. All compounds in the…

Strongly Correlated Electrons · Physics 2009-11-13 Indu Dhiman , A. Das , P. K. Mishra , L. Panicker