English
Related papers

Related papers: Uncompensated Antiferromagnetic Ordering of UAu$_2…

200 papers

Spatial inversion symmetry in crystal structures is closely related to the superconducting (SC) and magnetic properties of materials. Recently, several theoretical proposals that predict various interesting phenomena caused by the breaking…

This paper is aiming to review some of the neutron scattering studies performed on URu2Si2 in Grenoble. This compound has been studied for a quarter of century because of a so-called hidden order ground state visible by most of the bulk…

Strongly Correlated Electrons · Physics 2014-07-17 Frederic Bourdarot , Stephane Raymond , Louis-Pierre Regnault

The physical properties of the antiferroquadrupolar state occurring in TmTe below TQ=1.8 K have been studied using neutron diffraction in applied magnetic fields. A field-induced antiferromagnetic component k = (1/2,1/2,1/2) is observed…

Strongly Correlated Electrons · Physics 2015-06-24 J. M. Mignot , A. Gukasov , C. P. Yang , P. Link , T. Matsumura , T. Suzuki

We have made extensive reciprocal space maps in the heavy-fermion superconductor URu2Si2 using high-resolution time-of-flight single-crystal neutron diffraction to search for signs of a hidden order parameter related to the 17.5 K phase…

Strongly Correlated Electrons · Physics 2007-05-23 M. J. Bull , B. Fåk , K. A. McEwen , J. A. Mydosh

Zero-field muon-spin relaxation measurements of the frustrated triangular quantum magnet AgNiO2 are consistent with a model of charge disproportionation that has been advanced to explain the structural and magnetic properties of this…

Strongly Correlated Electrons · Physics 2009-11-13 T. Lancaster , S. J. Blundell , P. J. Baker , M. L. Brooks , W. Hayes , F. L. Pratt , R. Coldea , T. Soergel , M. Jansen

Neutron diffraction has been used to study the magnetic order in RuSr{2}GdCu2O8. The Ru moments order antiferromagnetically at T{N}=136(2)K, coincident with the previously reported onset of ferromagnetism. Neighboring spins are antiparallel…

Superconductivity · Physics 2009-10-31 J. W. Lynn , B. Keimer , C. Ulrich , C. Bernhard , J. L. Tallon

We discuss possible approaches to the problem of the URu2Si2 "Hidden Order" (HO) which remains unsolved after tremendous efforts of researches. Suppose there is no spatial symmetry breaking at the HO transition temperature and solely the…

Strongly Correlated Electrons · Physics 2018-10-15 Vladimir E. Dmitrienko , Viacheslav A. Chizhikov

We have carried out $^{63,65}$Cu NMR spectra measurements in magnetic field up to about 45~T on single crystal of a multiferroic triangular antiferromagnet CuCrO$_2$. The measurements were performed for magnetic fields aligned along the…

Strongly Correlated Electrons · Physics 2016-12-21 Yu. A. Sakhratov , L. E. Svistov , P. L. Kuhns , H. D. Zhou , A. P. Reyes

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…

An antiferro ordering of an electric hexadecapole moment is discussed as a promising candidate for the long standing mystery of the hidden order phase in URu$_{2}$Si$_{2}$. Based on localized $f$-electron picture, we discuss the rationale…

Strongly Correlated Electrons · Physics 2015-05-27 Hiroaki Kusunose , Hisatomo Harima

Combination of neutron scattering and thermal expansion measurements under pressure shows that the so-called hidden order phase of URu2Si2 reenters in magnetic field when antiferromagnetism (AF) collapses at H_AF (T). Macroscopic pressure…

We present the results of the first neutron powder and single crystal diffraction studies of the coupled spin tetrahedra systems ${\CuTeX}$ (X=Cl, Br). Incommensurate antiferromagnetic order with the propagation vectors…

Strongly Correlated Electrons · Physics 2009-11-10 O. Zaharko , A. Daoud-Aladine , S. Streule , J. Mesot , P. -J. Brown , H. Berger

We focus on a broad class of tetragonal itinerant systems sharing a tendency towards the spontaneous formation of incommensurate magnetism with ordering wavevectors $\mathbf{Q}_{1,2}=(\pi-\delta,0)/(0,\pi-\delta)$ or…

Superconductivity · Physics 2018-11-12 Morten H. Christensen , Brian M. Andersen , Panagiotis Kotetes

Antiferromagnets are magnetically ordered materials which exhibit no net moment and thus are insensitive to magnetic fields. Antiferromagnetic spintronics aims to take advantage of this insensitivity for enhanced stability, while at the…

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 tetragonal heavy-fermion metal YbRh$_2$Si$_2$ orders antiferromagnetically at $T_{\rm N} = 70$ mK and exhibits an unconventional quantum critical point (QCP) of Kondo-destroying type at $B_{\rm N} = 60$ mT, for the magnetic field…

Superconductivity · Physics 2022-04-28 Erwin Schuberth , S. Wirth , F. Steglich

Neutron diffraction is used to examine the polarization of weak static antiferromagnetism in high quality single crystalline URu2Si2. As previously documented, elastic Bragg-like diffraction develops for temperature T<T_{HO}= 17.5 K at…

Strongly Correlated Electrons · Physics 2015-06-18 K. A. Ross , L. Harriger , Z. Yamani , W. J. L. Buyers , J. D. Garrett , A. A. Menovsky , J. A. Mydosh , C. L. Broholm

Quasi-one-dimensional RbMn$_{6}$Bi$_{5}$, the first pressure-induced ternary Mn-based superconductor, exhibits a phase diagram analogous to those of cuprate and iron-based superconductors, with superconductivity neighboring…

Superconductivity · Physics 2026-01-21 Chao Mu , Long Chen , Jiabin Song , Wei Wu , Gang Wang , Jinguang Cheng , Zheng Li , Jianlin Luo

We have performed 31P nuclear magnetic resonance (NMR) experiments on the filled skutterudite compound PrFe4P12 to investigate the exotic ordered phase at low temperatures and low magnetic fields. Analysis of the NMR line splitting in the…

Strongly Correlated Electrons · Physics 2007-05-23 J. Kikuchi , M. Takigawa , H. Sugawara , H. Sato

We present neutron scattering measurements on powder samples of the spinel FeSc2S4 that reveal a previously unobserved magnetic ordering transition occurring at 11.8(2)~K. Magnetic ordering occurs subsequent to a subtle cubic-to-tetragonal…

Strongly Correlated Electrons · Physics 2016-12-21 K. W. Plumb , Jennifer Morey , J. A. Rodriguez-Rivera , Hui Wu , A. A. Podlesnyak , T. M. McQueen , C. L. Broholm