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Related papers: Inelastic Neutron Scattering in Weakly Coupled Tri…

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We performed inelastic neutron scattering experiments on single crystal samples of a linear magnetoelectric material Mn$_{3}$Ta$_{2}$O$_{8}$, which exhibits a collinear antiferromagnetic order, to reveal the spin dynamics. Numerous modes…

Strongly Correlated Electrons · Physics 2025-04-08 Hodaka Kikuchi , SHunsuke Hasegawa , Shinichiro Asai , Tao Hong , Kenta Kimura , Tsuyoshi Kimura , Shinichi Itoh , Takatsugu Masuda

We report comprehensive thermodynamic and neutron scattering measurements on the $S$ = 3/2 antiferromagnet Cs$_2$CoI$_4$, a member of the thoroughly studied family of frustrated magnets Cs$_2MX_4$ ($M$ = Cu, Co, Ru, $X$ = Br, Cl, I, O).…

Nuclear inelastic scattering (NIS) spectra were recorded for the spin-crossover complexes STP and ETP (STP = [Fe(1,1,1-trisf[N-(2-pyridylmethyl)-N-methylamino]methylg- ethane)](ClO4)2 and ETP =…

Inelastic neutron scattering is used to investigate magnetic excitations in the quasi-one-dimensional quantum spin-liquid system Cu2Cl4 D8C4SO2. Contrary to previously conjectured models that relied on bond-alternating nearest neighbor…

Strongly Correlated Electrons · Physics 2007-11-14 V. O. Garlea , A. Zheludev , L. -P. Regnault , J. -H. Chung , Y. Qiu , M. Boehm , K. Habicht , M. Meissner

Inelastic neutron scattering (INS) experiments have been performed on the Cu$_3$ triangular molecular nanomagnet using powder samples. In the medium resolution INS spectrum measured, there are two peaks at $\hbar\omega=0.5$ and 0.6 meV.…

Other Condensed Matter · Physics 2015-05-19 Kazuki Iida , Yiming Qiu , Taku J Sato

[Ni(HF$_2$)(3-Clpyridine)$_4$]BF$_4$ (NBCT) is a one-dimensional, $S = 1$ spin chain material that shows no magnetic neutron Bragg peaks down temperatures of 0.1 K. Previous work identified NBCT to be in the Haldane phase and near a quantum…

Single crystal inelastic neutron scattering is used to study spin wave excitations in the fully polarized state of the frustrated quantum ferro-antiferromagnet BaCdVO(PO$_4$)$_2$. The data analysis is based on a Heisenberg spin Hamiltonian…

Strongly Correlated Electrons · Physics 2021-04-07 V. K. Bhartiya , S. Hayashida , K. Yu. Povarov , Z. Yan , Y. Qiu , S. Raymond , A. Zheludev

By performing time-of-flight neutron scattering measurements on a large amount of single crystals of Sr$_2$RuO$_4$, we studied detailed structure of the imaginary part of the dynamic spin susceptibility over a wide range of phase space. In…

Strongly Correlated Electrons · Physics 2015-05-28 K. Iida , M. Kofu , N. Katayama , J. Lee , R. Kajimoto , Y. Inamura , M. Nakamura , M. Arai , Y. Yoshida , M. Fujita , K. Yamada , S. -H. Lee

Inelastic neutron scattering experiments were performed on single crystals of the heavy-fermion compound CeIn$_{3}$ for temperatures below and above the N\'eel temperature, $T_N$. In the antiferromagnetically ordered phase, well-defined…

Strongly Correlated Electrons · Physics 2009-11-10 W. Knafo , S. Raymond , B. Fak , G. Lapertot , P. C. Canfield , J. Flouquet

The A-site ordered chromate spinels LiGa1-xInxCr4O8 host a network of size-alternating spin-3/2 Cr3+ tetrahedra known as a 'breathing' pyrochlore lattice. For the x=0.05 composition, the complex magneto-structural ordering observed in the…

The inelastic neutron scattering (INS) spectrum is studied for the antiferromagnetic molecular wheel CsFe8, in the temperature range 2 - 60 K, and for transfer energies up 3.6 meV. A qualitative analysis shows that the observed peaks…

Strongly Correlated Electrons · Physics 2009-11-11 O. Waldmann , C. Dobe , H. U. Güdel , H. Mutka

To understand spin interactions in materials of the Cu$_2$Sb structure type, inelastic neutron scattering of Fe$_2$As single crystals was examined at different temperatures and incident neutron energies. The experimental phonon spectra…

Neutrons have played an important role in advancing our understanding of the pairing mechanism and the symmetry of the superconducting energy gap in the iron arsenide compounds. Neutron measurements of the phonon density-of-state are in…

Superconductivity · Physics 2014-07-15 R. Osborn , S. Rosenkranz , E. A. Goremychkin , A. D. Christianson

We report inelastic neutron scattering (INS) investigations on the bilayer Fe-based superconductor CsCa2Fe4As4F4 above and below its superconducting transition temperature Tc = 28.9 K to investigate the presence of a neutron spin resonance.…

Superconductivity · Physics 2020-08-25 D. T. Adroja , S. J. Blundell , F. Lang , H. Luo , Z. -C. Wang , G. -H. Cao

Inelastic neutron scattering provides a powerful probe of the magnetic excitations of quantum magnets. Altermagnets have recently emerged as a new class of magnets with vanishing net magnetization characteristic of antiferromagnets and with…

Strongly Correlated Electrons · Physics 2023-09-29 Thomas A. Maier , Satoshi Okamoto

The S = 1/2 triangular lattice antiferromagnet (TLAF) is a paradigmatic example of frustrated quantum magnetism. An ongoing challenge involves understanding the influence of exchange anisotropy on the collective behavior within such…

Magnetic excitations in a Ni$_4$ magnetic molecule were investigated by inelastic neutron scattering and bulk susceptibility ($\chi_\text{bulk}$) techniques. The magnetic excitation spectrum obtained from the inelastic neutron scattering…

Strongly Correlated Electrons · Physics 2015-06-04 K. Iida , S. -H. Lee , T. Onimaru , K. Matsubayashi , T. J. Sato

The transverse-field Ising model on the triangular lattice is expected to host an intermediate finite-temperature Kosterlitz-Thouless (KT) phase through a mapping of the spins on each triangular unit to a complex order parameter.…

We report on inelastic neutron scattering (INS) measurements on the molecular spin ring CsFe$_8$, in which eight spin-5/2 Fe(III) ions are coupled by nearest-neighbor antiferromagnetic Heisenberg interaction. We have recorded INS data on a…

Strongly Correlated Electrons · Physics 2010-01-22 J. Dreiser , O. Waldmann , C. Dobe , G. Carver , S. T. Ochsenbein , A. Sieber , H. U. Güdel , J. van Duijn , J. Taylor , A. Podlesnyak

Spin waves in non-collinear magnets with $C_{nv}$ symmetry are discussed in the context of inelastic neutron scattering in small-angle scattering geometry. In the framework of a minimal model including exchange coupling,…

Strongly Correlated Electrons · Physics 2023-09-22 Oleg I. Utesov
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