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Related papers: Study of CeNi4Mn by neutron diffraction

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We studied the stripe phase of La1.8Sr0.2NiO4 using neutron diffraction, resonant soft x-ray diffraction (RSXD) at the Ni L2,3 edges, and resonant x-ray diffraction (RXD) at the Ni K threshold. Differences in the q-space resolution of the…

X-ray diffraction experiments were performed on polycrystalline and single-crystal specimens of Ce$_{2}$Fe$_{17}$ at temperatures between 10 K and 300 K. Below $T_{\mathrm{t}}$ = 118$\pm$2 K, additional weak superstructure reflections were…

The structure of liquid N-methylformamide (NMF) has been investigated using synchrotron radiation at 77 and 95 keV. The use of high energy photons has several advantages, in this case especially the large accessible momentum transfer range,…

chem-ph · Physics 2015-06-24 J. Neuefeind , M. D. Zeidler , H. F. Poulsen

Neutron scattering and ultrasonic methods have been used to study the lattice dynamics of two single crystals of Ni-Mn-In Heusler alloys close to Ni$_{50}$Mn$_{34}$In$_{16}$ magnetic superelastic composition. The paper reports the…

The effects of Ni$^{2+}$ substitution on the structure (lattice parameters, cations distribution, average cations radii, cation-cation/anion bond lengths and angles) and the soft magnetic properties of Mg$_{1-x}$Ni$_x$Fe$_2$O$_4$ ($0 \le x…

Materials Science · Physics 2022-03-09 M. A. Kassem , A. Abu El-Fadl , A. M. Hassan , A. M. Gismelssed , H. Nakamura

The descloizite-type compound, SrMn(VO4)(OH), was synthesized as large single crystals using a high-temperature high-pressure hydrothermal technique. X-ray single crystal structure analysis reveals that the material crystallizes in the…

Strongly Correlated Electrons · Physics 2016-06-22 Liurukara D. Sanjeewa , V. Ovidiu Garlea , Michael A. McGuire , Colin D. McMillen , Huibo Cao , Joseph W. Kolis

Molecular Nanomagnets have attracted the attention of the scientific community since the rich physics behind their magnetic behaviour make them ideal test-beds for fundamental concepts in quantum mechanics. Sophisticated experiments and…

Mesoscale and Nanoscale Physics · Physics 2021-01-19 Elena Garlatti , Alessandro Chiesa , Tatiana Guidi , Giuseppe Amoretti , Paolo Santini , Stefano Carretta

A room-temperature skyrmion-hosting compound Co$_8$Zn$_8$Mn$_4$ has been examined by means of soft X-ray absorption spectroscopy, resonant small-angle scattering and extended reference holography. An element-selective study was performed by…

Mesoscale and Nanoscale Physics · Physics 2019-04-11 V. Ukleev , Y. Yamasaki , D. Morikawa , K. Karube , K. Shibata , Y. Tokunaga , Y. Okamura , K. Amemiya , M. Valvidares , H. Nakao , Y. Taguchi , Y. Tokura , T. -h. Arima

Neutron powder diffraction studies of the crystal and magnetic structures of the magnetocaloric compound Mn1.1Fe0.9(P0.8Ge0.2) have been carried out as a function of temperature, applied magnetic field, and pressure. The data reveal that…

Materials Science · Physics 2009-11-30 D. M. Liu , Q. Huang , M. Yue , J. W. Lynn , L. J. Liu , Y. Chen , Z. H. Wu , J. X. Zhang

We studied the properties of the antiferromagnetic (AFM) UNi0.5Sb2 (TN \approx 161 K) compound in Sb-flux grown single crystals by means of measurements of neutron diffraction, magnetic susceptibility ({\chi}), specific heat (Cp),…

Strongly Correlated Electrons · Physics 2015-05-28 M. S. Torikachvili , B. K. Davis , K. Kothapalli , H. Nakotte , A. J. Schultz , E. D. Mun , S. L. Bud'ko

We use inelastic neutron scattering to measure the magnetic fluctuations in a single crystal of the heavy fermion alloy CeCu_5.9Au_0.1 close to the antiferromagnetic quantum critical point. The energy and temperature-dependent spectra obey…

Strongly Correlated Electrons · Physics 2009-10-31 A. Schroder , G. Aeppli , E. Bucher , R. Ramazashvili , P. Coleman

We apply grazing-incidence femtosecond x-ray diffraction to investigate the details of the atomic motion connected with a displacively excited coherent optical phonon. We concentrate on the low frequency phonon associated with the charge…

Strongly Correlated Electrons · Physics 2015-06-15 A. Caviezel , S. O. Mariager , S. L. Johnson , E. Möhr-Vorobeva , S. W. Huang , G. Ingold , U. Staub , C. J. Milne , S. -W. Cheong , P. Beaud

We performed susceptibility, magnetization, specific heat, and single crystal neutron diffraction measurements on single crystalline BaMn$_2$Si$_2$O$_7$. Based on the results, we revisited its spin structure with a more accurate solution…

Strongly Correlated Electrons · Physics 2019-07-31 G. H. Wang , C. Y. Xu , H. B. Cao , T. Hong , Q. Huang , Q. Y. Ren , J. Q. Xu , H. D. Zhou , W. D. Luo , D. Qian , J. Ma

In order to propose a ferromagnet exhibiting highly spin-polarized transport, we theoretically analyzed the spin polarization ratio of the conductivity of the bulk Fe$_4$N with a perovskite type structure, in which N is located at the body…

Materials Science · Physics 2009-01-11 Satoshi Kokado , Nobuhisa Fujima , Kikuo Harigaya , Hisashi Shimizu , Akimasa Sakuma

Noncentrosymmetric magnets usually host intriguing magnetic interactions inherent the crystal structure with broken inversion symmetry, which can give rise to rich magnetic behaviors. We report herein the high-pressure synthesis, crystal…

The crystal structure and magnetic properties of the RbMnPO4 zeolite-ABW type material have been studied by temperature-dependent neutron powder diffraction, low temperature magnetometry and heat capacity measurements. RbMnPO4 represents a…

Materials Science · Physics 2014-10-02 G. Nénert , J. L. Bettis, , R. K. Kremer , H. Ben Yahia , C. Ritter , E. Gaudin , O. Isnard , M. -H. Whangbo

MnN is a centrosymmetric collinear antiferromagnet belonging to the transition metal nitride family with a high Neel temperature, a low anisotropy field, and a large magnetic moment per Mn atom. Despite several recent experimental and…

Materials Science · Physics 2022-06-28 Joongwon Lee , Zexuan Zhang , Huili Xing , Debdeep Jena , Farhan Rana

We use neutron diffraction to probe the magnetization components of a crystal of Mn12 single-molecule magnets. Each of these molecules behaves, at low temperatures, as a nanomagnet with spin S = 10 and strong anisotropy along the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 F. Luis , J. Campo , J. Gomez , G. J. McIntyre , J. Luzon , D. Ruiz-Molina

Results of structural neutron diffraction study, magnetization and ESR measure-ments are presented for insulating Nd0.75Ba0.25MnO3, Tc = 129 K. The crystal structure is refined in the range 4.2-300 K. The compound is found to exhibit the…

Strongly Correlated Electrons · Physics 2009-11-11 V. A. Ryzhov , A. V. Lazuta , O. P. Smirnov , I. A. Kiselev , Yu. P. Chernenkov , S. A. Borisov , I. O. Troaynchuk , D. D. Khalyavin

We have carried out neutron diffraction, muon spin relaxation (muSR) and inelastic neutron scattering investigations on a polycrystalline sample of CeOs2Al10 to investigate the nature of the phase transition observed near 29 K in the…

Strongly Correlated Electrons · Physics 2010-08-23 D. T. Adroja , A. D. Hillier , P. P. Deen , A. M. Strydom , Y. Muro , J. Kajino , W. A. Kockelmann , T. Takabatake , V. K. Anand , J. R. Stewart , J. Taylor