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相关论文: Magnetism in heavy-fermion U(Pt,Pd)3 studied by mS…

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A detailed zero and transverse field (ZF&TF) muon spin rotation (muSR) investigation of magnetism and the magneto-electric coupling in Cu2OSeO3 is reported. An internal magnetic field B_int(T=0) = 85.37(25) mT was found, in agreement with a…

强关联电子 · 物理学 2015-05-28 A. Maisuradze , Z. Guguchia , B. Graneli , H. M. Ronnow , H. Berger , H. Keller

Static and dynamic magnetic properties of P\={3}1$m$-phase MnSb$_2$O$_6$ have been studied by means of muon spin relaxation ($\mu$SR), high-frequency electron spin resonance (HF-ESR), specific heat, and magnetisation studies in magnetic…

The stretched diamond lattice material LiYbO2 has recently been reported to exhibit two magnetic transitions ($T_{N1} = 1.1 K$, $T_{N2} = 0.45 K$) via specific heat, magnetization, and neutron scattering measurements [Bordelon et al., Phys.…

Muon spin spectroscopy has been used to study in detail the onset of large-moment antiferromagnetism (LMAF) in UPt_{3} as induced by Th substitution. Zero-field experiments have been carried out on a series of polycrystalline…

强关联电子 · 物理学 2011-10-04 M. J. Graf , A. de Visser , C. P. Opeil , J. C. Cooley , J. L. Smith , A. Amato , C. Baines , F. Gygax , A. Schenck

The behavior of the so-called weak moment antiferromagnetic states, observed in the heavy-fermion superconductors UPt$_3$ and URu$_2$Si$_2$, is discussed in view of recent $\mu$SR results obtained as function of control parameters like…

强关联电子 · 物理学 2007-05-23 A. Amato , M. J. Graf , A. de Visser , H. Amitsuka , D. Andreica , A. Schenck

Zero (ZF) and longitudinal field (LF) muon spin relaxation data of the {\it d}-metal alloy Ni$_{1-x}$V$_{x}$ are presented at several vanadium concentrations $x$ below and above the critical $x_c \approx 11$% where long-range ferromagnetic…

强关联电子 · 物理学 2015-06-23 A. Schroeder , R. Wang , P. J. Baker , F. L. Pratt , S. J. Blundell , T. Lancaster , I. Franke , J. S. Möller

Muon spin rotation and relaxation measurements have been carried out on the unconventional antiferromagnet Yb_3Pt_4. Oscillations are observed below T_N = 2.22(1) K, consistent with the antiferromagnetic (AFM) Neel temperature observed in…

强关联电子 · 物理学 2015-05-19 S. Zhao , D. E. MacLaughlin , O. O. Bernal , J. M. Mackie , C. Marques , Y. Janssen , M. C. Aronson

We present the results of a muon-spin relaxation (muSR) investigation into magnetic ordering in several families of layered quasi-two-dimensional molecular antiferromagnets based on transition metal ions such as S=1/2 Cu2+ bridged with…

We have performed muon spin rotation/relaxation (muSR) measurements on single crystals of the chiral helimagnet Cr1/3NbS2 at zero to low magnetic field. The transition from the paramagnetic to helical magnetically ordered phase at zero…

材料科学 · 物理学 2015-06-23 D. Braam , C. Gomez , S. Tezok , E. V. L. de Mello , L. Li , D. Mandrus , Hae-Young Kee , J. E. Sonier

The magnetic and quadrupolar ordered states of polycrystalline YbRu2Ge2 have been investigated using zero-field muon spin relaxation ({\mu}SR) and neutron diffraction measurements. Specific heat measurements show three successive phase…

强关联电子 · 物理学 2015-05-30 H. S. Jeevan , D. T. Adroja , A. D. Hillier , Z. Hossain , C. Ritter , C. Geibel

Whenever a compound exhibits a spontaneous muSR oscillation, long-range magnetic ordering is usually inferred. Here we show that some caution is required. The coherence length needs not to be large for a spontaneous muon spin precession to…

强关联电子 · 物理学 2014-12-22 P. Dalmas de Reotier , A. Yaouanc , A. Maisuradze

High transverse magnetic field and zero field muon spin rotation and relaxation measurements have been carried out in a lightly oxygen-doped high-Tc parent compound La2CuO4 in a temperature range from 2 K to 300 K. As in the stoichiometric…

Muon spin relaxation experiments have been performed in the pyrochlore iridate Pr_2Ir_2O_7 for temperatures in the range 0.025-250 K. Kubo-Toyabe relaxation functions are observed up to > 200 K, indicating static magnetism over this…

强关联电子 · 物理学 2009-11-13 D. E. MacLaughlin , Y. Ohta , Y. Machida , S. Nakatsuji , G. M. Luke , K. Ishida , R. H. Heffner , Lei Shu , O. O. Bernal

The low-temperature microscopic magnetic properties of the quasi-2D heavyfermion compound, CePt2In7 are investigated by using a positive muon-spin rotation and relaxation (?muSR) technique. Clear evidence for the formation of a commensurate…

We report results of muon spin relaxation and rotation ($\mu$SR) experiments on the spin-liquid candidate~YbMgGaO$_{4}$. No static magnetism $\gtrsim 0.003\mu_B$ per Yb ion, ordered or disordered, is observed down to 22~mK, a factor of two…

强关联电子 · 物理学 2020-07-22 Zhaofeng Ding , Zihao Zhu , Jian Zhang , Cheng Tan , Yanxing Yang , Douglas E. MacLaughlin , Lei Shu

The magnetic ground state of double perovskite Sr2DyRuO6 has been investigated using muon spin rotation and relaxation (muSR), neutron powder diffraction (NPD) and inelastic neutron scattering (INS), in addition to heat capacity and…

In the quasi-1D heavy-fermion system YbNi$_4$(P$_{1-x}$As$_x$)$_2$ the presence of a ferromagnetic (FM) quantum critical point (QCP) at $x_c$ $\approx 0.1$ with unconventional quantum critical exponents in the thermodynamic properties has…

强关联电子 · 物理学 2017-04-05 R. Sarkar , J. Spehling , P. Materne , H. Luetkens , C. Baines , M. Brando , C. Krellner , H. -H. Klauss

We report results of the first muon-spin rotation measurements performed on the low carrier density ferromagnet EuB$_6$. The ferromagnetic state is reached via two magnetic transitions at $T_{\rm m}=16.5$ K and $T_{\rm c}=12.6$ K. Two…

强关联电子 · 物理学 2009-11-10 M. L. Brooks , T. Lancaster , S. J. Blundell , W. Hayes , F. L. Pratt , Z. Fisk

We study the effects of 10% Cr substitution in Mn sites of Bi0.5Sr0.5MnO3 on the antiferromagnetic (AFM) (TN ~ 110 K) transition using structural, magnetic and electron paramagnetic resonance (EPR) techniques. Field cooled (FC) and zero…

强关联电子 · 物理学 2019-03-19 Bhagyashree K. S. , Lora Rita Goveas , S. V. Bhat

We have carried out the $^{11}$B NMR measurement on the itinerant paramagnetic systems U$M_{3}$B$_{2}$ ($M =$ Co, Ir) to investigate the low-dimensional characteristics of the $5f$-electrons due to the structural anisotropy. The recent…

强关联电子 · 物理学 2007-05-23 T. Fujimoto , H. Sakai , Y. Tokunaga , S. Kambe , R. E. Walstedt , S. Ikeda , J. Yamaura , T. D. Matsuda , Y. Haga , Y. Onuki
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