512 citations · 4k across the 56 of their papers we have counts for
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Reentrant multiple- magnetic order and a "spin-cholesteric" phase in SrFeO
N. D. Andriushin, J. Muller, N. S. Pavlovskii +11
Spin-nematic and spin-smectic phases have been reported in magnetic materials, which break rotational symmetry while preserving translational symmetry along certain directions. How…
Spin structure and dynamics of the topological semimetal CoSnInS
Kelly J. Neubauer, Feng Ye, Yue Shi +7
The anomalous Hall effect (AHE), typically observed in ferromagnetic (FM) metals with broken time-reversal symmetry, depends on electronic and magnetic properties. In CoSn$_{…
Electron-phonon coupling in the charge density wave state of CsVSb
Yaofeng Xie, Yongkai Li, Philippe Bourges +9
Metallic materials with kagome lattice structure are interesting because their electronic structures can host flat bands, Dirac cones, and van Hove singularities, resulting in stro…
Topological magnon insulators in two-dimensional van der Waals ferromagnets CrSiTe and CrGeTe: towards intrinsic gap-tunability
Fengfeng Zhu, Lichuan Zhang, Xiao Wang +14
The bosonic analogues of topological insulators have been proposed in numerous theoretical works, but their experimental realization is still very rare, especially for spin systems…
Field-angle resolved magnetic excitations as a probe of hidden-order symmetry in CeB6
P. Y. Portnichenko, A. Akbari, S. E. Nikitin +17
In contrast to magnetic order formed by electrons' dipolar moments, ordering phenomena associated with higher-order multipoles (quadrupoles, octupoles, etc.) are more difficult to…
Magnetic structure and excitations of the topological semimetal YbMnBi
Jian-Rui Soh, Henrik Jacobsen, Bachir Ouladdiaf +9
We investigated the magnetic structure and dynamics of YbMnBi, with elastic and inelastic neutron scattering, to shed light on the topological nature of the charge carriers in…
Large positive correlation between the effective electron mass and the multipolar fluctuation in the heavy-fermion metal CeLaB
D. J. Jang, P. Y. Portnichenko, A. S. Cameron +8
For the last few decades, researchers have been intrigued by multipolar ordering phenomena while looking for the related quantum criticality in the heavy-fermion Kondo system Ce$_{…
Interacting chains of orbital polarons in "Colossal" magnetoresistive La1-xSrxMnO3 revealed by spin and lattice dynamics
Martine Hennion, Sylvain Petit, Alexandre Ivanov +2
The origin of the effect of colossal magneto-resistance (CMR) remains still unexplained. In this work we revisit the spin dynamics of the pseudo-cubic La1-xSrxMnO3 along the Mn-O-M…
Higgs mode and its decay in a two dimensional antiferromagnet
A. Jain, M. Krautloher, J. Porras +9
Condensed-matter analogs of the Higgs boson in particle physics allow insights into its behavior in different symmetries and dimensionalities. Evidence for the Higgs mode has been…
Europium mixed-valence, long-range magnetic order, and dynamic magnetic response in EuCu(SiGe)
Kirill S. Nemkovski, Denis P. Kozlenko, Pavel A. Alekseev +9
In mixed-valence or heavy-fermion systems, the hybridization between local orbitals and conduction band states can cause the suppression of long-range magnetic order, which com…
Resonant magnetic exciton mode in the heavy-fermion antiferromagnet CeB6
G. Friemel, Yuan Li, A. V. Dukhnenko +6
Resonant magnetic excitations are widely recognized as hallmarks of unconventional superconductivity in copper oxides, iron pnictides, and heavy-fermion compounds. Numerous model c…
Neutron scattering study of the magnetic phase diagram of underdoped YBa(2)Cu(3)O(6+x)
D. Haug, V. Hinkov, Y. Sidis +6
We present a neutron triple-axis and resonant spin-echo spectroscopy study of the spin correlations in untwinned YBCO crystals with x= 0.3, 0.35, and 0.45 as a function of temperat…
Incommensurate magnetic order and dynamics induced by spinless impurities in YBaCuO
A. Suchaneck, V. Hinkov, D. Haug +8
We report an inelastic-neutron-scattering and muon-spin-relaxation study of the effect of 2% spinless (Zn) impurities on the magnetic order and dynamics of YBaCuO,…
Magnetic-field-enhanced incommensurate magnetic order in the underdoped high-temperature superconductor YBa(2)Cu(3)O(6.45)
D. Haug, V. Hinkov, A. Suchaneck +10
We present a neutron-scattering study of the static and dynamic spin correlations in the underdoped high-temperature superconductor YBa(2)Cu(3)O(6.45) in magnetic fields up to 15 T…
Quantized spin waves in the metallic state of magnetoresistive manganites
S. Petit, M. Hennion, F. Moussa +4
High resolution spin waves measurements have been carried out in ferromagnetic (F) La(1-x)(Sr,Ca)xMnO3 with x(Sr)=0.15, 0.175, 0.2, 0.3 and x(Ca)=0.3. In all q-directions, close to…
Spin, orbital ordering and magnetic dynamics of LaVO3: magnetization, heat capacity and neutron scattering studies
L. D. Tung, A. Ivanov, J. Schefer +3
We report the results of magnetization, heat capacity and neutron scattering studies of LaVO3 single crystals. From the neutron diffraction studies, it was found that the compound…
Electronic liquid crystal state in the high-temperature superconductor YBCO(6.45)
V. Hinkov, D. Haug, B. Fauque +6
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures a…
Odd and even magnetic resonant modes in highly overdoped Bi_2 Sr_2 Ca Cu_2 O_{8+delta}
L. Capogna, B. Fauque, Y. Sidis +9
We present inelastic neutron scattering data on highly overdoped Bi_2 Sr_2 Ca Cu_2 O_{8+δ} single crystals with superconducting transition temperature T_C=70 K and, for comparison,…
Doping Dependence of Bilayer Resonant Spin Excitations in
S. Pailhès, C. Ulrich, B. Fauqué +6
Resonant magnetic modes with odd and even symmetries were studied by inelastic neutron scattering experiments in the bilayer high- superconductor $\rm Y_{1-x}Ca_{x}Ba_2Cu_3O_{…
Two-Dimensional Geometry of Spin Excitations in the High Temperature Superconductor YBa2Cu3O6+x
V. Hinkov, S. Pailhes, P. Bourges +7
The fundamental building block of the copper oxide superconductors is a Cu4O4 square plaquette. In most of these materials, the plaquettes are slightly distorted and form a rectang…
Confined spin waves reveal an assembly of nanosize domains in ferromagnetic La(1-x)CaxMnO3 (x=0.17,0.2)
M. Hennion, F. Moussa, P. Lehouelleur +4
We report a study of spin-waves in ferromagnetic LaCaMnO, at concentrations x=0.17 and x=0.2 very close to the metallic transition (x=0.225). Below T, in the…
The role of electronic correlations on the phonon modes of MnO and NiO
E. M. L. Chung, D. McK. Paul, G. Balakrishnan +3
The possibility of magnetic-order induced phonon anisotropy in single crystals of MnO and NiO is investigated using inelastic neutron scattering. Below Tn both compounds exhibit a…
Magnetic Order and Dynamics in an Orbitally Degenerate Ferromagnetic Insulator
C. Ulrich, G. Khaliullin, S. Okamoto +6
Neutron scattering was used to determine the spin structure and the magnon spectrum of the Mott--Hubbard insulator YTiO. The magnetic structure is complex, comprising substanti…
Spin Dynamics and Orbital State in LaTiO_3
B. Keimer, D. Casa, A. Ivanov +6
A neutron scattering study of the Mott-Hubbard insulator LaTiO (T K) reveals a spin wave spectrum that is well described by a nearest-neighbor superexchange con…