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Related papers: EuPdSn2; magnetic structures in view of resonant x…

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Element-specific x-ray resonant magnetic scattering investigations were performed to determine the magnetic structure of Eu in EuRh2As2. In the temperature range from 46 K down to 6 K, an incommensurate antiferromagnetic (ICM)structure with…

Strongly Correlated Electrons · Physics 2010-11-17 S. Nandi , A. Kreyssig , Y. Lee , Yogesh Singh , J. W. Kim , D. C. Johnston , B. N. Harmon , A. I. Goldman

In this work, we report the broad-band ferromagnetic resonance spectroscopy of EuSn$_2$As$_2$ single crystals at different temperatures in combination with magnetization measurements and structural characterization. We observe conventional…

The thermodynamic and electronic-transport properties of trigonal EuMg2Bi2 in ab-plane magnetic fields Hx and the A-type antiferromagnetic structure have recently been reported. At a temperature of 1.8 K < TN, the Eu magnetic moments with…

Strongly Correlated Electrons · Physics 2022-12-05 Santanu Pakhira , Yongbin Lee , Liqin Ke , D. C. Johnston

Magnetic resonant X ray scattering experiments have been performed on a single crystal of EuFe_2As_2 at the Eu L_3 absorption edge. This has permitted us to determine for the first time the orientation of Eu magnetic moments in the…

Compulsory Dirac multipoles in the bilayer perovskite Ca3Ru2O7 are absent in published analyses of experimental data. In a first step at correcting knowledge of the magnetic structure, we have analysed existing Bragg diffraction patterns…

Strongly Correlated Electrons · Physics 2019-05-08 S W Lovesey , D D Khalyavin , G van der Laan

We have used element specific X-ray resonant scattering to investigate the M edge resonances in a single crystal of \unpo. Earlier neutron diffraction and M\"{o}ssbauer studies had shown the presence of long-range AF order below T$_{N}$ =…

Strongly Correlated Electrons · Physics 2009-11-10 S. B. Wilkins , J. A. Paxiao , R. Caciuffo , P. Javorsky , F. Wastin , J. Rebizant , C. Detlefs , N. Bernhoeft , P. Santini , G. H. Lander

Resonant elastic X-ray scattering (REXS) at the Eu $M_5$ edge reveals an antiferromagnetic structure in layered EuCd$_2$Sb$_2$ at temperatures below $T_\textrm{N}$ = 7.4 K with a magnetic propagation vector of $(0,0,1/2)$ and spins in the…

Strongly Correlated Electrons · Physics 2018-08-22 J. -R. Soh , C. Donnerer , K. M. Hughes , E. Schierle , E. Weschke , D. Prabhakaran , A. T. Boothroyd

The ground-state magnetic structure of EuNi$_{2}$As$_{2}$ was investigated by single-crystal neutron diffraction. At base temperature, the Eu$^{2+}$ moments are found to form an incommensurate antiferromagnetic spiral-like structure with a…

Strongly Correlated Electrons · Physics 2019-01-30 W. T. Jin , N. Qureshi , Z. Bukowski , Y. Xiao , S. Nandi , M. Babij , Z. Fu , Y. Su , Th. Brückel

Europium, one of the rare earth elements, exhibits +2 and +3 valence states and has been widely used for magnetic modification of materials. Based on density functional theory calculations, we predict the 2D EuBr/graphene heterojunctions to…

Materials Science · Physics 2021-11-15 Haoyi Tan , Guangcun Shan , Gianfranco Pacchioni

A recent polarized neutron diffraction experiment on the 5d2 rhenium double perovskite Ba2YReO6 held at a low temperature uncovered weak magnetic diffraction peaks. Data analysis inferred a significantly reduced Re dipole moment, and…

Strongly Correlated Electrons · Physics 2021-03-24 S. W. Lovesey , D. D. Khalyavin , G. van der Laan , G. J. Nilsen

We report on the crystal structure, physical properties, and electronic structure calculations for the ternary pnictide compound EuCr2As2. X-ray diffraction studies confirmed that EuCr2As2 crystalizes in the ThCr2Si2-type tetragonal…

Superconductivity · Physics 2014-05-06 U. B. Paramanik , R. Prasad , C. Geibel , Z. Hossain

Field-dependent magnetic structure of a layered Dirac material EuMnBi$_2$ was investigated in detail by the single crystal neutron diffraction and the resonant x-ray magnetic diffraction techniques. On the basis of the reflection conditions…

Materials Science · Physics 2020-05-20 H. Masuda , H. Sakai , H. Takahashi , Y. Yamasaki , A. Nakao , T. Moyoshi , H. Nakao , Y. Murakami , T. Arima , S. Ishiwata

The magnetic order of the localized Eu$^{2+}$ spins in optimally-doped Eu(Fe$_{1-x}$Ir$_{x}$)$_{2}$As$_{2}$ ($\mathit{x}$ = 0.12) with superconducting transition temperature $\mathit{T_{SC}}$ = 22 K was investigated by single-crystal…

Superconductivity · Physics 2015-02-20 W. T. Jin , Wei Li , Y. Su , S. Nandi , Y. Xiao , W. H. Jiao , M. Meven , A. P. Sazonov , E. Feng , Yan Chen , C. S. Ting , G. H. Cao , Th. Brückel

A magnetic phase diagram for EuPdSn_2 is constructed based on magnetization, DC-susceptibility and specific heat as a function of applied field, and neutron diffraction results at zero field. The contribution of the ferromagnetic FM and…

Strongly Correlated Electrons · Physics 2024-04-30 Julian G. Sereni , Ivan Čurlik , Alberto Martinelli , Mauro Giovannini

Materials exhibiting electronic inhomogeneities at the nanometer scale have enormous potential for applications. Magnetic polarons are one such type of inhomogeneity which link the electronic, magnetic and lattice degrees of freedom in…

High-quality single crystals of EuAuAs were studied by means of powder x-ray diffraction, magnetization, magnetic susceptibility, heat capacity, electrical resistivity and magnetoresistance measurements. The compound crystallizes with a…

Strongly Correlated Electrons · Physics 2022-08-23 S. Malick , J. Singh , A. Laha , V. Kanchana , Z. Hossain , D. Kaczorowski

The magnetic order of EuIr$_4$In$_2$Ge$_4$, which crystallizes in a Dresselhaus-type noncentrosymmetric tetragonal structure, was investigated using two complementary single-crystal neutron diffraction approaches. Time-of-flight…

Strongly Correlated Electrons · Physics 2026-04-14 Chihiro Tabata , Koji Kaneko , Akiko Nakao , Takashi Ohhara , Tatsuma D. Matsuda , Yoshichika Ōnuki

By performing high-pressure single-crystal neutron diffraction measurements, the evolution of structure and magnetic ordering in EuFe2As2 under hydrostatic pressure were investigated. Both the tetragonal-toorthorhombic structural transition…

Superconductivity · Physics 2019-07-24 W. T. Jin , Y. Xiao , S. Nandi , S. Price , Y. Su , K. Schmalzl , W. Schmidt , T. Chatterji , A. Thamizhavel , Th. Brueckel

We investigate single crystals of the trigonal antiferromagnet EuZn$_2$P$_2$ ($P\overline{3}m1$) by means of electrical transport, magnetization measurements, X-ray magnetic scattering, optical reflectivity, angle-resolved photoemission…

The physical properties of self-flux grown EuPd2As2 single crystals have been investigated by magnetization M, magnetic susceptibility chi, specific heat Cp, and electrical resistivity rho measurements versus temperature T and magnetic…

Strongly Correlated Electrons · Physics 2014-06-23 V. K. Anand , D. C. Johnston