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Related papers: Long-range magnetic order in CeRu2Al10 evidenced b…

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We present nuclear magnetic resonance (NMR) measurements on the three distinct In sites of CeCoIn$_5$ with magnetic field applied in the [100] direction. We identify the microscopic nature of the long range magnetic order (LRO) stabilized…

Strongly Correlated Electrons · Physics 2015-05-14 G. Koutroulakis , M. D. Stewart, , V. F. Mitrović , M. Horvatić , C. Berthier , G. Lapertot , J. Flouquet

The temperature dependence of the thermoelectric power, S(T), and the electrical resistivity of the magnetically ordered CeRu_2Ge_2 (T_N=8.55 K and T_C=7.40 K) were measured for pressures p < 16 GPa in the temperature range 1.2 K < T < 300…

Strongly Correlated Electrons · Physics 2007-05-23 H. Wilhelm , D. Jaccard

We describe neutron scattering experiments performed to investigate the magnetic order and dynamics of half-doped La1.5Sr0.5CoO4. This layered perovskite exhibits a near-ideal checkerboard pattern of Co2+/Co3+ charge order at temperatures…

Strongly Correlated Electrons · Physics 2009-10-19 L. M. Helme , A. T. Boothroyd , R. Coldea , D. Prabhakaran , C. D. Frost , D. A. Keen , L. P. Regnault , P. G. Freeman , M. Enderle , J. Kulda

The magnetic field-induced 3D ordered phase of the two-leg spin-ladder Cu2(C5N2H12)2Cl4 has been probed through measurements of 1H NMR spectra and 1/T1 in the temperature range 70~mK - 1.2 K. The second order transition line Tc(H) has been…

Strongly Correlated Electrons · Physics 2007-05-23 H. Mayaffre , M. Horvatic , C. Berthier , M. -H. Julien , P. Segransan , L. Levy , O. Piovesana

We report zero-field muon spin rotation and relaxation measurements on the superconducting ferromagnet UCoGe. Weak itinerant ferromagnetic order is detected by a spontaneous muon spin precession frequency below the Curie temperature $T_C =…

Superconductivity · Physics 2015-05-13 A. de Visser , N. T. Huy , A. Gasparini , D. E. de Nijs , D. Andreica , C. Baines , A. Amato

Among various parent compounds of iron pnictide superconductors, EuFe2As2 stands out due to the presence of both spin density wave of Fe and antiferromagnetic ordering (AFM) of the localized Eu2+ moment. Single crystal neutron diffraction…

The nature of the magnetic transition of the half-filled triangular antiferromagnet Ag$_{2}$NiO$_2$ with $T_{\rm N}$=56K was studied with positive muon-spin-rotation and relaxation ($\mu^+$SR) spectroscopy. Zero field $\mu^+$SR measurements…

Strongly Correlated Electrons · Physics 2007-05-23 J. Sugiyama , Y. Ikedo , K. Mukai , J. H. Brewer , E. J. Ansaldo , G. D. Morris , K. H. Chow , H. Yoshida , Z. Hiroi

We report on the electron spin resonance (ESR), heat capacity, magnetization, nuclear magnetic resonance (NMR), magnetic circular and linear dichroism (XMCD, XMLD), as well as the electrical resistivity of EuMn$_{2}$P$_{2}$ single crystals.…

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…

The manganese tellurate Li2MnTeO6 consists of trigonal spin lattices made up of Mn4+ (d3, S = 3/2) ions. The magnetic properties of this compound were characterized by several experimental techniques, which include magnetic susceptibility,…

We report the magnetic properties of $A$-site spinel compound MnSc$_2$Se$_4$. The macroscopic magnetic measurements uncovers successive magnetic transitions at $T_{\rm{N1}}$= 2.04 K, followed by two further transitions at $T_{\rm{N2}}$=1.8…

Strongly Correlated Electrons · Physics 2022-06-01 K. Guratinder , V. Tsurkan , L. Prodan , L. Keller , J. P. Embs , F. Juranyi , M. Medarde , Ch. Rüegg , O. Zaharko

We report a combined muon spin relaxation/rotation, bulk magnetization, neutron scattering, and transport study of the electronic properties of the pyrochlore iridate Nd2Ir2O7. We observe the onset of strongly hysteretic behavior in the…

The insulating pyrochlore compound Nd2Sn2O7 has been shown to undergo a second order magnetic phase transition at Tc ~ 0.91 K to a noncoplanar all-in--all-out magnetic structure of the Nd3+ magnetic moments. An anomalously slow paramagnetic…

Strongly Correlated Electrons · Physics 2017-05-04 P. Dalmas de Reotier , A. Yaouanc , A. Maisuradze , A. Bertin , P. J. Baker , A. D. Hillier , A. Forget

Motivated by the recent observations of incommensurate magnetic order and electric polarization in YBaCuFeO5 up to temperatures TN2 as high as 230K [1,2] we report here for the first time a model for the incommensurate magnetic structure of…

We use resonant elastic x-ray scattering to determine the evolution of magnetic order in EuCd$_2$As$_2$ below $T_\textrm{N}=9.5$\,K, as a function of temperature and applied magnetic field. We find an A-type antiferromagneticstructure with…

Strongly Correlated Electrons · Physics 2018-07-04 M. C. Rahn , J. -R. Soh , S. Francoual , L. S. I. Veiga , J. Strempfer , J. Mardegan , D. Y. Yan , Y. F. Guo , Y. G. Shi , A. T. Boothroyd

Powder neutron diffraction experiments have been employed to establish the effects of site-selective magnetic dilution in the Sm2MnMnMn4-x Tix O12 A-site columnar ordered quadruple perovskite manganites (x = 1, x = 2 and x = 3). We show…

Strongly Correlated Electrons · Physics 2021-01-04 Anuradha M. Vibhakar , Dmitry D. Khalyavin , Pascal Manuel , Ran Liu , Kazunari Yamaura , Alexei A. Belik , Roger D. Johnson

We have studied by muon spin resonance ({\mu}SR) the helical ground state and fluctuating chiral phase recently observed in the MnGe chiral magnet. At low temperature, the muon polarization shows double period oscillations at short time…

A positive muon spin rotation and relaxation ($\mu^+$SR) experiment on [Ca$_2$CoO$_3$]$_{0.62}$[CoO$_2$], ({\sl i.e.}, Ca$_3$Co$_4$O$_9$, a layered thermoelectric cobaltite) indicates the existence of two magnetic transitions at $\sim$ 100…

Strongly Correlated Electrons · Physics 2009-11-10 J. Sugiyama , J. H. Brewer , E. J. Ansaldo , H. Itahara , K. Dohmae , Y. Seno , C. Xia , T. Tani

The neutron diffraction and nuclear magnetic resonance (NMR) measurements have been used to microscopically analyze the magnetic structure in the $S = 1/2$ kagome antiferromagnet CdCu$_{3}$(OH)$_{6}$(NO$_{3}$)$_{2}\cdot $H$_{2}$O. Below the…

Strongly Correlated Electrons · Physics 2022-07-13 Yoshihiko Ihara , Ryoga Hiyoshi , Masakazu Shimohasi , Kaoru Hayashi , Ryutaro Okuma , Gøran Nilsen , Zenji Hiroi

Systems with embedded magnetic ions that exhibit a competition between magnetic order and disorder down to absolute zero can display unusual low temperature behaviors of the resistivity, susceptibility, and specific heat. Moreover, the…

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