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Related papers: Low-temperature magnetic ordering in SrEr$_2$O$_4$

200 papers

We present a detailed study of magnetization, resistivity, heat capacity, and X-ray and neutron powder diffraction measurements performed on single crystals of non-stoichiometric CeAuBi$_2$, Au deficiency 18$\%$, a strongly correlated…

We report on the results of powder and single crystal neutron diffraction to investigate the magnetic order in YbCo$_2$Si$_2$ below the N\'eel temperature $T_{\rm N} = 1.7~$K in detail. Two different magnetically ordered phases can clearly…

Strongly Correlated Electrons · Physics 2016-08-03 N. Mufti , K. Kaneko , A. Hoser , M. Gutmann , C. Geibel , C. Krellner , O. Stockert

We performed magnetization, resistivity, and neutron diffraction measurements under uniaxial stress applied along [1-10] direction on the tetragonal magnet CeRh$_2$Si$_2$ with commensurate magnetic orders. CeRh$_2$Si$_2$ has two successive…

The magnetization and magnetic torque of a high-quality single crystal of Sr$_2$RuO$_4$ have been measured down to 0.1 K under a precise control of the magnetic-field orientation. When the magnetic field is applied exactly parallel to the…

We report a detailed study of the magnetization modulus as a function of temperature and applied magnetic field under varying angle in Sr$_{4}$Ru$_{3}$O$_{10}$ close to the metamagnetic transition at $H_{c}\backsimeq 2.5\,$T for $H \perp…

Strongly Correlated Electrons · Physics 2017-09-27 F. Weickert , L. Civale , B. Maiorov , M. Jaime , M. B. Salamon , E. Carleschi , A. M. Strydom , R. Fittipaldi , V. Granata , A. Vecchione

We report point-contact measurements of anisotropic magnetoresistance (AMR) in a single crystal of antiferromagnetic (AFM) Mott insulator Sr2IrO4. The point-contact technique is used here as a local probe of magnetotransport properties on…

Mesoscale and Nanoscale Physics · Physics 2014-12-03 Cheng Wang , Heidi Seinige , Gang Cao , Jian-Shi Zhou , John B. Goodenough , Maxim Tsoi

We report low-temperature susceptibility and magnetisation data for the cubic pyrochlore Er2Ti2O7. By performing the measurements on single crystals we are able to establish the degree of magnetic anisotropy present in this compound and to…

Strongly Correlated Electrons · Physics 2013-10-08 O. A. Petrenko , M. R. Lees , G. Balakrishnan

Neutron powder diffraction experiments were carried out on polycrystalline SrFe$_2$As$_2$ in order to determine the magnetic structure and its relationship with the crystallographic one. Below $T_0$=205 K, magnetic reflections appear…

Superconductivity · Physics 2009-01-06 K. Kaneko , A. Hoser , N. Caroca-Canales , A. Jesche , C. Krellner , O. Stockert , C. Geibel

The magnetic properties of ThCr_2Si_2-type single crystals ACo_2Se_2 (A = K, Rb and Cs) have been investigated by magnetic susceptibility and isothermal magnetization measurements at various temperatures. The ferromagnetic phase transition…

Superconductivity · Physics 2013-08-15 Jinhu Yang , Bin Chen , Hangdong Wang , Qianhui Mao , Masaki Imai , Kazuyoshi Yoshimura , Minghu Fang

The phase diagram of Ca$_{2-x}$Sr$_x$RuO$_4$ has been studied by neutron diffraction on powder and single-crystalline samples. The experiments reveal antiferromagnetic order and structural distortions characterized by tilts and rotations of…

Superconductivity · Physics 2009-10-31 O. Friedt , M. Braden , G. Andre , P. Adelmann , S. Nakatsuji , Y. Maeno

We studied temperature and magnetic field dependence of magnetization, $M(T)$ and $M(B)$, on thiospinel FeCr$_{2}$S$_{4}$. We observed a step-like anomaly at $T_{OO} \sim$ 9 K for $M$($T$) attributed to an orbital order transition in…

Strongly Correlated Electrons · Physics 2015-05-28 Masakazu Ito , Yuji Nagi , Naotoshi Kado , Shinpei Urakawa , Takuro Ogawa , Akihiro Kondo , Keiichi Koyama , Kazuo Watanabe , Koichi Kindo

Ising-like spin-1/2 magnetic materials are of interest for their ready connection to theory, particularly in the context of quantum critical behavior. In this work we report detailed studies of the magnetic properties of a member of the…

Strongly Correlated Electrons · Physics 2021-09-01 Gavin Hester , T. N. DeLazzer , D. R. Yahne , C. L. Sarkis , H. D. Zhao , J. A. Rodriguez Rivera , S. Calder , K. A. Ross

The dimensionality of the electronic and magnetic structure of a given material is generally predetermined by its crystal structure. Here, using elastic and inelastic neutron scattering combined with magnetization measurements, we find…

The magnetic and transport properties are systematically studied on the single crystal $Na_{0.55}CoO_2$ with charge ordering and divergency in resistivity below 50 K. A long-range ferromagnetic ordering is observed in susceptibility below…

Strongly Correlated Electrons · Physics 2009-11-11 C. H. Wang , X. H. Chen , T. Wu , X. G. Luo , G. Y. Wang , J. L. Luo

Synchrotron X-ray diffraction patterns were measured and analyzed for a polycrystalline sample of the room-temperature ferromagnet Sr3.12Er0.88Co4O10.5 from 300 to 650 K, from which two structural phase transitions were found to occur…

Strongly Correlated Electrons · Physics 2009-11-13 Shintaro Ishiwata , Wataru Kobayashi , Ichiro Terasaki , Kenichi Kato , Masaki Takata

We present measurements of the magnetic moment and specific heat of single crystals of the spin-chain insulator, Pr3RuO7. The susceptibility indicates that three-dimensional antiferromagnetic order sets in at TN = 54 K, with spin…

Strongly Correlated Electrons · Physics 2009-11-11 M. Freamat , X. N. Lin , V. Durairaj , S. Chikara , G. Cao , J. W. Brill

Magnetic and dielectric properties of the hexagonal triangular lattice antiferromagnet 2H-AgFeO2 have been studied by neutron diffraction, magnetic susceptibility, specific heat, pyroelectric current, and dielectric constant measurements.…

Strongly Correlated Electrons · Physics 2019-03-05 Noriki Terada , Dmitry D. Khalyavin , Pascal Manuel , Yoshihiro Tsujimoto , Alexei A. Belik

CaFe$_{2}$O$_{4}$ is an $S=5/2$ antiferromagnet exhibiting two magnetic orders which shows regions of coexistence at some temperatures. Using a Green's function formalism, we model neutron scattering data of the spin wave excitations in…

A series of polycrystalline samples of Sr2-xIrO4 have been synthesized by a solid-state reaction method. The crystal structure of this doped system can be explained on the basis of the extended nature of 5d electrons and strontium vacancies…

Strongly Correlated Electrons · Physics 2016-11-09 Jimei Kong , S. L. Liu , Jie Cheng , Haiyun Wang , Xing ao Li , Z. H. Wang

In the effective Ising spin-1/2 antiferromagnetic chain system BaCo$_2$V$_2$O$_8, the magnetic-field influence is highly anisotropic. For magnetic fields along the easy axis $c$, the N\'{e}el order is strongly suppressed already for low…

Strongly Correlated Electrons · Physics 2015-06-15 S. K. Niesen , G. Kolland , M. Seher , O. Breunig , M. Valldor , M. Braden , B. Grenier , T. Lorenz