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The magnetic helicities of the cycloidal ordering in EuIrGe$_3$, with a noncentrosymmetric tetragonal structure, have been studied by circularly polarized resonant X-ray diffraction. It is shown that the helicity of each cycloidal domain is…

We report the magnetic properties of two Eu based compounds, single crystalline EuIrGe$_3$ and EuRhGe$_3$, inferred from magnetisation, electrical transport, heat capacity and $^{151}$Eu M\"{o}ssbauer spectroscopy. These previously known…

Strongly Correlated Electrons · Physics 2015-12-09 Arvind Maurya , P. Bonville , R. Kulkarni , A. Thamizhavel , S. K. Dhar

Non-centrosymmetric EuTGe3 (T=Co, Ni, Rh, and Ir) possesses magnetic Eu2+ ions and antiferromagnetic ordering appears at low temperatures. Transition metal substitution leads to changes of the unit cell volume and of the magnetic ordering.…

Using polarized neutron diffraction and x-ray resonant magnetic scattering (XRMS) techniques, multiple phase transitions were revealed in an underdoped, non-superconducting Eu(Fe$_{1-x}$Ir$_{x}$)$_{2}$As$_{2}$ ($\mathit{x}$ = 0.06) single…

Strongly Correlated Electrons · Physics 2016-08-06 W. T. Jin , Y. Xiao , Y. Su , S. Nandi , W. H. Jiao , G. Nisbet , S. Demirdis , G. H. Cao , Th. Brückel

Polar materials can host a variety of topologically significant magnetic phases, which often emerge from a modulated magnetic ground state. Relatively few noncentrosymmetric tetragonal materials have been shown to host topological spin…

Single crystals of EuNiGe$_3$ crystallizing in the non-centrosymmetric BaNiSn$_3$-type structure have been grown using In flux, enabling us to explore the anisotropic magnetic properties which was not possible with previously reported…

Strongly Correlated Electrons · Physics 2014-02-04 Arvind Maurya , P. Bonville , A. Thamizhavel , S. K. Dhar

We report a comprehensive study of single crystals of the noncentrosymmetric rare-earth compound EuPtSi$_{3}$ grown by the optical floating-zone technique. Measurements of the magnetization, ac susceptibility, and specific heat consistently…

Strongly Correlated Electrons · Physics 2022-03-24 A. Bauer , A. Senyshyn , R. Bozhanova , W. Simeth , C. Franz , S. Gottlieb-Schönmeyer , M. Meven , T. E. Schrader , C. Pfleiderer

Neutron scattering and muon spin rotation ($\mu$SR) measurements on single-crystal SmAu$_3$Al$_7$ reveal magnetically ordered states associated with successive transitions at $T_{\rm N}$ = 2.8 K and $T^*$ = 0.9 K. Magnetic Bragg peaks…

The magnetic properties of single crystalline EuPtGe$_3$, crystallizing in the non-centrosymmetric BaNiSn$_3$-type crystal structure, have been studied by means of magnetisation, electrical resistivity, heat capacity and $^{151}$Eu…

Strongly Correlated Electrons · Physics 2011-12-22 Neeraj Kumar , Pranab Kumar Das , Ruta Kulkarni , A. Thamizhavel , S. K. Dhar , P. Bonville

Neutron diffraction, polarized neutron transmission, and small angle neutron scattering have been used to investigate the crystal structure and nature of the magnetic order in a polycrystalline sample of RuSr2Eu1.2Ce0.8Cu2O10. The sample…

Superconductivity · Physics 2009-11-11 J. W. Lynn , Y. Chen , Q. Huang , S. K. Goh , G. V. M. Williams , J. L. Tallon

The Ce(1-x)LaxCrGe3 (x = 0, 0.19, 0.43, 0.58 and 1) intermetallic compound system has been investigated by magnetization measurements and neutron scattering techniques to determine the effect of La-doping on the magnetic ordering and…

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

Neutron diffraction measurements on a single crystal of CeGe1.76 reveal a complex series of magnetic transitions at low temperature. At T_N = 7 K, there is a transition from a paramagnetic state at higher temperature to an incommensurate…

Strongly Correlated Electrons · Physics 2014-11-03 W. T. Jayasekara , W. Tian , H. Hodovanets , P. C. Canfield , S. L. Bud'ko , A. Kreyssig , A. I. Goldman

Magnetization and specific heat measurements on a UIrSi3 single crystal reveal Ising-like antiferromagnetism below T$_N$ = 41.7 K with easy magnetization direction along the c-axis of tetragonal structure. The antiferromagentic ordering is…

We report the occurrence of both \emph{ab} and \emph{bc} cycloidal ordering of Mn-spins at different temperatures and their possible coexistence at low temperatures in the polycrystalline mixed rare-earth compounds,…

Materials Science · Physics 2015-08-18 Chandan De , A. Sundaresan

The compound, Nd7Rh3, crystallizing in Th7Fe3-type hexagonal structure, has been shown recently by us to exhibit a signature of magnetic phase-coexistence phenomenon below 10 K after a field cycling, uncharacteristic of stoichiometric…

Strongly Correlated Electrons · Physics 2009-11-11 Kausik Sengupta , E. V. Sampathkumaran

Precise thermal expansion and magnetostriction studies of the intermetallic compound Eu$_2$CuSi$_3$ in the temperature range between 5 and 300 K are presented. A clear sign of magnetic second order phase transition at the ferromagnetic…

Strongly Correlated Electrons · Physics 2017-02-03 Liran Wang , Lars Wallbaum , Changhyun Koo , Chongde D. Cao , Wolfgang Löser , Rüdiger Klingeler

We report a neutron diffraction study of the magnetic phase transitions in the charge-density-wave (CDW) TbTe$_3$ compound. We discover that in the paramagnetic phase there are strong 2D-like magnetic correlations, consistent with the…

Strongly Correlated Electrons · Physics 2012-01-10 F. S. Pfuner , S. N. Gvasaliya , O. Zaharko , L. Keller , J. Mesot , V. Pomjakushin , J. -H. Chu , I. R. Fisher , L. Degiorgi

We present the results of magnetic measurements on Nd6Co(1.67)Si3, a compound recently reported to crystallize in a hexagonal structure (space group P6_3/m) and to undergo long range magnetic ordering below 84 K. The results reveal that the…

Strongly Correlated Electrons · Physics 2009-11-13 Niharika Mohapatra , S. Narayana Jammalamadaka , Sitikantha D. Das , E. V. Sampathkumaran

Most of magnetic transitions related to Ce ordering are found below T_ord~12K. Among the few cases exceeding that temperature, two types of behaviors can be distinguished. One of them is related to the rare cases of Ce binary compounds…

Strongly Correlated Electrons · Physics 2015-06-19 J. G. Sereni , P. Pedrazzini , M. Gómez Berisso , A. Chacoma , S. Encina , T. Gruner , N. Caroca-Canales , C. Geibel
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