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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

Neutron diffraction has been used to study the magnetic order in RuSr{2}GdCu2O8. The Ru moments order antiferromagnetically at T{N}=136(2)K, coincident with the previously reported onset of ferromagnetism. Neighboring spins are antiparallel…

Superconductivity · Physics 2009-10-31 J. W. Lynn , B. Keimer , C. Ulrich , C. Bernhard , J. L. Tallon

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

La$_{0.4}$Na$_{0.6}$Fe$_2$As$_2$ single crystals have been grown out of an NaAs flux in an alumina crucible and characterized by measuring magnetic susceptibility, electrical resistivity, specific heat, as well as single crystal x-ray and…

Structural and thermodynamic properties of single-crystalline UNi$_{1-x}$Ge$_2$ with $x$\,=\,0.66 have been investigated by measuring magnetization, specific heat, and thermal expansion over a wide range of temperatures and magnetic fields.…

We report here the results of magnetic susceptibility, electrical-resistivity, magnetoresistance (MR), heat-capacity and ^{151}Eu Mossbauer effect measurements on the compound, Eu_2CuSi_3, crystallizing in an AlB_2-derived hexagonal…

Strongly Correlated Electrons · Physics 2009-10-31 Subham Majumdar , R. Mallik , E. V. Sampathkumaran , Kirsten Rupprecht , G. Wortmann

We describe measurements of the uniaxial magnetic anisotropy and spin-flop rotation of the N\'eel vector in antiferromagnetic CuMnAs thin films using neutron diffraction. The suppression of the magnetic (100) peak under magnetic fields is…

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

Single crystal neutron diffraction reveals two distinct components to the magnetic ordering in geometrically frustrated SrEr$_2$O$_4$. One component is a long-range ordered ${\bf k}=0$ structure which appears below $T_N = 0.75$ K. Another…

Strongly Correlated Electrons · Physics 2014-08-15 T. J. Hayes , G. Balakrishnan , P. P. Deen , P. Manuel , L. C. Chapon , O. A. Petrenko

We present a comprehensive structural characterization of ferromagnetic SiC single crystals induced by Ne ion irradiation. The ferromagnetism has been confirmed by electron spin resonance and possible transition metal impurities can be…

The hidden order phase in URu$_2$Si$_2$ is highly sensitive to electronic doping. A special interest in silicon-to-phosphorus substitution is due to the fact that it may allow one, in part, to isolate the effects of tuning the chemical…

Strongly Correlated Electrons · Physics 2021-06-11 M. C. Rahn , A. Gallagher , F. Orlandi , D. D. Khalyavin , C. Hoffmann , P. Manuel , R. Baumbach , M. Janoschek

Neutron diffraction and muon spin relaxation ($\mu$SR) studies are presented for the newly characterized polymorph of NiNb$_2$O$_6$ ($\beta$-NiNb$_2$O$_6$) with space group P4$_2$/n and $\mu$SR data only for the previously known columbite…

We present studies of the magnetic domain structure of UMn$_2$Ge$_2$ single crystals using a home-built low temperature magnetic force microscope. The material has two distinct magnetic ordering temperatures, originating from the Mn and U…

Neutron diffraction measurements have been performed on a powder sample of BaMn2As2 over the temperature T range from 10 K to 675 K. These measurements demonstrate that this compound exhibits collinear antiferromagnetic ordering below the…

Superconductivity · Physics 2010-11-17 Yogesh Singh , M. A. Green , Q. Huang , A. Kreyssig , R. J. McQueeney , D. C. Johnston , A. I. Goldman

Neutron diffraction and ab initio studies were carried out on Mn2V1-xCoxGa (x=0, 0.25, 0.5, 0.75, 1) Heusler alloys which exhibits high TC fully compensated ferrimagnetic characteristic for x=0.5. A combined analysis of neutron diffraction…

Materials Science · Physics 2020-01-06 P V Midhunlal , C Venkatesh , J Arout Chelvane , P D Babu , N Harish Kumar

Neutron diffraction and magnetic susceptibility studies of a polycrystalline SrCr$_2$As$_2$ sample reveal that this compound is an itinerant G-type antiferromagnet below the N${\rm \acute{e}}$el temperature $T_{\textrm N}$ = 590(5) K with…

We report on a single-crystal neutron diffraction study of the evolution of the antiferromagnetic order in the heavy-fermion compound CePd$_{1-x}$Ni$_x$Al which exhibits partial geometric frustration due to its distorted Kagom\'e structure.…

We discuss possible magnetic structures in UPt$_3$ based on our analysis of elastic neutron-scattering experiments in high magnetic fields at temperatures $T<T_N$. The existing experimental data can be explained by a single-{\bf q}…

Strongly Correlated Electrons · Physics 2009-10-31 Juana Moreno , J. A. Sauls

This paper describes the low temperature nuclear and magnetic structures of La2O2Se2.Fe2O by analysis of X-ray and neutron diffraction data. The material has been demonstrated to order antiferromagnetically at low temperatures, with TN…

Materials Science · Physics 2010-06-28 David G. Free , John S. O. Evans

Magnetic diffraction patterns which exhibit more than one discrete set of symmetry related peaks have been explained by the simultaneous coexistence of more than one magnetic polarisation and propagation vector, k, in the scattering…

Other Condensed Matter · Physics 2007-05-23 E. Blackburn , N. Bernhoeft