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Related papers: Putative spin liquid in the triangle-based iridate…

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The family of edge-sharing tri-coordinated iridates and ruthenates has emerged in recent years as a major platform for Kitaev spin liquid physics, where spins fractionalize into emergent magnetic fluxes and Majorana fermions with Dirac-like…

EuTiO_3, which is a G-type antiferromagnet below T_N = 5.5 K, has some fascinating properties at high temperatures, suggesting that macroscopically hidden dynamically fluctuating weak magnetism exists at high temperatures. This conjecture…

Materials Science · Physics 2014-09-04 Z. Guguchia , H. Keller , R. K. Kremer , J. Kohler , H. Luetkens , T. Goko , A. Amato , A. Bussmann-Holder

Some strongly frustrated magnets such as the "spin-ice" compounds fail to produce any magnetic order at finite temperatures even in the presence of magnetic field. Still they have very unusual low-temperature thermodynamic properties…

Materials Science · Physics 2010-05-18 P. N. Timonin

Non-Fermi liquid behavior in some fermionic systems have attracted significant interest in last few decades. Certain pyrochlore iridates with stronger spin-orbit coupling strength have recently been added to the list. Here, we provide…

Strongly Correlated Electrons · Physics 2022-01-03 Md Salman Khan , Ilaria Carlomagno , Carlo Meneghini , P. K. Biswas , Fabrice Bert , Subham Majumdar , Sugata Ray

The structure and magnetic properties of rare-earth ions Tm$^{3+}$ kagom\'{e} lattice Tm$_3$Sb$_3$Mg$_2$O$_{14}$ are studied by X-ray diffraction, magnetic susceptibility and muon spin relaxation ($\mu$SR) experiments. The existence of a…

Strongly Correlated Electrons · Physics 2023-10-02 Yanxing Yang , Kaiwen Chen , Zhaofeng Ding , Adrian D. Hillier , Lei Shu

Inelastic neutron scattering studies in single crystals of TbInO3 and TbIn0.95Mn0.05O3 with nearly-triangular antiferromagnetic lattice are reported. At low energies, a broad and apparently gapless continuum of magnetic excitations, located…

Strongly Correlated Electrons · Physics 2019-07-10 M. G. Kim , B. Winn , S. Chi , A. T. Savici , J. A. Rodriguez-Rivera , W. C. Chen , X. Xu , Y. Li , J. W. Kim , S. -W. Cheong , V. Kiryukhin

Motivated by experiments on the double perovskites La2ZnIrO6 and La2MgIrO6, we study the magnetism of spin-orbit coupled j=1/2 iridium moments on the three-dimensional, geometrically frustrated, face-centered cubic lattice. The…

Strongly Correlated Electrons · Physics 2015-09-30 A. M. Cook , S. Matern , C. Hickey , A. A. Aczel , A. Paramekanti

We report muon spin relaxation measurements on two Ti3+ containing perovskites, LaTiO3 and YTiO3, which display long range magnetic order at low temperature. For both materials, oscillations in the time-dependence of the muon polarization…

Strongly Correlated Electrons · Physics 2009-11-13 P. J. Baker , T. Lancaster , S. J. Blundell , W. Hayes , F. L. Pratt , M. Itoh , S. Kuroiwa , J. Akimitsu

We present zero field muon spin lattice relaxation measurements of a Dysprosium triangle molecular magnet. The local magnetic fields sensed by the implanted muons indicate the coexistence of static and dynamic internal magnetic fields below…

Strongly Correlated Electrons · Physics 2015-05-20 Z. Salman , S. R. Giblin , Y. Lan , A. K. Powell , R. Scheuermann , R. Tingle , R. Sessoli

We present a muon-spin relaxation investigation of the Ising chain magnet Ca_{3}Co_{2-x}Mn_{x}O_{6} (x~0.95). We find dynamic spin fluctuations persisting down to the lowest measured temperature of 1.6 K. The previously observed transition…

Strongly Correlated Electrons · Physics 2009-08-27 T. Lancaster , S. J. Blundell , P. J. Baker , H. J. Lewtas , W. Hayes , F. L. Pratt , H. T. Yi , S. -W. Cheong

We present a comprehensive experimental investigation of the temperature evolution of magnetic states in triangular-lattice delafossite YbCuSe$_2$. Magnetization measurements on high-quality single crystals reveal easy-plane anisotropy.…

Strongly Correlated Electrons · Physics 2026-04-08 K. Bhattacharya , Y. Tokiwa , M. Majumder

We report results of a muon spin relaxation study of slow magnetic fluctuations in the pseudogap phase of underdoped single-crystalline YBa$_{2}$Cu$_{3}$O$_{y}$, $y = 6.77$ and 6.83. The dependence of the dynamic muon spin relaxation rate…

We report magnetization, heat capacity, 7Li - nuclear magnetic resonance (NMR), and muSR (muon spin roration) measurements on the honeycomb 4d5 spin liquid candidate Li2RhO3. The magnetization in small magnetic fields provides evidence of…

Strongly Correlated Electrons · Physics 2017-09-27 P. Khuntia , S. Manni , F. R. Foronda , T. Lancaster , S. J. Blundell , P. Gegenwart , M. Baenitz

We report ac susceptibility and high-frequency electron spin resonance (ESR) measurements on the geometrically frustrated compound Ba$_3$NbFe$_3$Si$_2$O$_{14}$ with the N\'{e}el temperature $T_N=27 K$. An unusually large…

Strongly Correlated Electrons · Physics 2011-08-10 K. -Y. Choi , Z. -X. Wang , A. Ozarowski , J. van Tol , H. D. Zhou , C. R. Wiebe , N. S. Dalal

We report discovery of a new iridate family K$_x$Ir$_y$O$_2$ with depleted triangular lattice planes made up of edge sharing IrO$_6$ octahedra separated by K planes. Such a material interpolates between the triangular and honeycomb lattices…

Strongly Correlated Electrons · Physics 2019-08-23 Kavita Mehlawat , Yogesh Singh

We report a study of the geometrically frustrated magnetic material Tb2Sn2O7 by the positive muon spin relaxation technique. No signature of a static magnetically ordered state is detected while neutron magnetic reflections are observed in…

Strongly Correlated Electrons · Physics 2009-11-11 P. Dalmas de Reotier , A. Yaouanc , L. Keller , A. Cervellino , B. Roessli , C. Baines , A. Forget , C. Vaju , P. C. M. Gubbens , A. Amato , P. J. C. King

We report low-temperature muon spin relaxation/rotation (muSR) measurements on single crystals of the actinide superconductor UTe2. Below 5 K we observe a continuous slowing down of magnetic fluctuations that persists through the…

The magnetic properties of polycrystaline La0.5Ba0.5CoO2.5+d (d = 0.44 and 0.485) where investigated using muon spin relaxation and bulk magnetization experiments. Below a Curie temperature of T_C = 160 K and 180 K, respectively, a magnetic…

Strongly Correlated Electrons · Physics 2011-11-23 M. Stingaciu , H. Luetkens , Y. G. Pashkevich , E. Pomjakushina , K. Conder , H. -H. Klauss

We report a study of the triangular lattice Heisenberg magnet NiGa2S4 by the positive muon spin rotation and relaxation technique. We unravel three temperature regimes: (i) below T_c = 9.2(2) K a spontaneous static magnetic field at the…

Strongly Correlated Electrons · Physics 2009-11-13 A. Yaouanc , P. Dalmas de Reotier , Y. Chapuis , C. Marin , G. Lapertot , A. Cervellino , A. Amato

We present the results of x-ray scattering and muon-spin relaxation ($\mu^{+}$SR) measurements on the iron-pnictide compound FeCrAs. Polarized non-resonant magnetic x-ray scattering results reveal the 120$^\circ$ periodicity expected from…

Strongly Correlated Electrons · Physics 2019-04-30 B. M. Huddart , M. T. Birch , F. L. Pratt , S. J. Blundell , D. G. Porter , S. J. Clark , W. Wu , S. R. Julian , P. D. Hatton , T. Lancaster