187 citations · 1.7k across the 40 of their papers we have counts for
40 papers
Role of alkaline metal in the rare-earth triangular antiferromagnet KYbO
Franziska Grußler, Mamoun Hemmida, Sebastian Bachus +4
We report crystal structure and magnetic behavior of the triangular antiferromagnet KYbO, the A-site substituted version of the quantum spin liquid candidate NaYbO. The rep…
Frustration on a centred pyrochlore lattice in metal-organic frameworks
Rajah Nutakki, Richard Röß-Ohlenroth, Dirk Volkmer +6
Geometric frustration inhibits magnetic systems from ordering, opening a window to unconventional phases of matter. The paradigmatic frustrated lattice in three dimensions to host…
Magnetic correlations in infinite-layer nickelates: an experimental and theoretical multi-method study
R. A. Ortiz, P. Puphal, M. Klett +12
We report a comprehensive study of magnetic correlations in LaNiO, a parent compound of the recently discovered family of infinite-layer (IL) nickelate superconductors, using…
On the complexity of spinels: Magnetic, electronic, and polar ground states
V. Tsurkan, H. -A. Krug von Nidda, J. Deisenhofer +2
This review summarizes more than 100 years of research on spinel compounds, mainly focusing on the progress in understanding their magnetic, electronic, and polar properties during…
Evidence for electronically-driven ferroelectricity in the family of strongly correlated dimerized BEDT-TTF molecular conductors
Elena Gati, Jonas K. H. Fischer, Peter Lunkenheimer +10
By applying measurements of the dielectric constants and relative length changes to the dimerized molecular conductor -(BEDT-TTF)Hg(SCN)Cl, we provide evidence for order…
Weak ferromagnetism and glassy state in kappa-(BEDT-TTF)2Hg(SCN)2Br
M. Hemmida, H. -A. Krug von Nidda, B. Miksch +8
Since the first observation of weak ferromagnetism in the charge-transfer salt kappa-(BEDT-TTF)2-Cu[N(CN)2]Cl [U. Welp et al., Phys. Rev. Lett. 69, 840 (1992)], no further evidence…
Structure, magnetic susceptibility and specific heat of the spin-orbital-liquid candidate FeSc2S4 : Influence of fe off-stoichiometry
V. Tsurkan, L. Prodan, V. Felea +7
We report structural, susceptibility and specific heat studies of stoichiometric and off-stoichiometric poly- and single crystals of the A-site spinel compound FeSc2S4. In stoichio…
Structural, magnetic, electric, dielectric, and thermodynamic properties of multiferroic GeV4S8
S. Widmann, A. Günther, E. Ruff +4
The lacunar spinel GeV4S8 undergoes orbital and ferroelectric ordering at the Jahn-Teller transition around 30 K and exhibits antiferromagnetic order below about 14 K. In addition…
On the multiferroic skyrmion-host GaV4S8
S. Widmann, E. Ruff, A. Günther +6
The lacunar spinel GaV4S8 exhibits orbital ordering at 44 K and shows a complex magnetic phase diagram below 12.7 K, which includes ferromagnetic and cycloidal spin order. At low b…
Evidence for a Ru Kondo Lattice in LaCuRuO
Stefan Riegg, Sebastian Widmann, Betina Meir +7
Rare -electron derived heavy-fermion properties of the solid-solution series LaCuRuTiO were studied for by resistivity, susceptibility,…
Magnetic Excitations in the Multiferroic Néel-type Skyrmion Host GaVS
Dieter Ehlers, Ioannis Stasinopoulos, Vladimir Tsurkan +6
Broadband microwave spectroscopy has been performed on single-crystalline GaVS, which exhibits a complex magnetic phase diagram including cycloidal, Néel-type skyrmion latt…
ESR evidence for partial melting of the orbital order in LaMnO below the Jahn-Teller transition
S. Schaile, H. -A. Krug von Nidda, J. Deisenhofer +3
We report on high-temperature electron spin resonance studies of a detwinned LaMnO single crystal across the Jahn-Teller transition at = 750 K. The anisotropy of t…
Quasi-two-dimensional magnetism of Cu[CH(COO)][CHNH]
R. Nath, M. Padmanabhan, S. Baby +5
We report structural and magnetic properties of the spin- quantum antiferromagnet Cu[CH(COO)][CHNH] by means of single-crystal x-ray diffractio…
Spin correlations and Dzyaloshinskii-Moriya interaction in CsCuCl
M. A. Fayzullin, R. M. Eremina, M. V. Eremin +7
We report on electron spin resonance (ESR) studies of the spin relaxation in CsCuCl. The main source of the ESR linewidth at temperatures K is attributed to th…
Unconventional magnetostructural transition in CoCr2O4 at high magnetic fields
V. Tsurkan, S. Zherlitsyn, S. Yasin +6
The magnetic-field and temperature dependencies of ultrasound propagation and magnetization of single-crystalline CoCr2O4 have been studied in static and pulsed magnetic fields up…
Electron spin resonance and exchange paths in the orthorhombic dimer system Sr2VO4
J. Deisenhofer, S. Schaile, J. Teyssier +9
We report on magnetization and electron spin resonance (ESR) measurements of SrVO with orthorhombic symmetry. In this dimer system the ions are in tetrahedral en…
Electron spin resonance in Eu based Fe pnictides
H. -A. Krug von Nidda, S. Kraus, S. Schaile +9
The phase diagrams of EuFeCoAs and EuFeAsP are investigated by Eu electron spin resonance (ESR)…
Korringa-like relaxation in the high-temperature phase of A-site ordered YBaMn2O6
S. Schaile, H. -A. Krug von Nidda, J. Deisenhofer +3
We report on high-temperature electron spin resonance studies of A-site ordered YBaMn2O6 and disordered Y0.5Ba0.5MnO3. In the disordered sample we find that the linewidth is govern…
Reciprocal-space structure and dispersion of the magnetic resonant mode in the superconducting phase of Rb(x)Fe(2-y)Se2 single crystals
G. Friemel, J. T. Park, T. A. Maier +8
Inelastic neutron scattering is employed to study the reciprocal-space structure and dispersion of magnetic excitations in the normal and superconducting states of single-crystalli…
Magnetization and specific heat of the dimer system CuTe2O5
R. M. Eremina, T. P. Gavrilova, A. Günther +7
We report on magnetization and specific heat measurements on single-crystalline CuTe2O5. The experimental data are directly compared to theoretical results for two different spin s…
Anisotropic magnetism, superconductivity, and the phase diagram of Rb(1-x)Fe(2-y)Se2
V. Tsurkan, J. Deisenhofer, A. Günther +3
We report the crystal growth and structural, magnetic, conductivity, and specific heat investigations of Rb(1-x)Fe(2-y)Se2 single crystals with varying stoichiometry prepared by se…
Magnetic Resonant Mode in the Low-Energy Spin-Excitation Spectrum of Superconducting Rb2Fe4Se5 Single Crystals
J. T. Park, G. Friemel, Yuan Li +8
We have studied the low-energy spin-excitation spectrum of the single-crystalline Rb2Fe4Se5 superconductor (Tc = 32 K) by means of inelastic neutron scattering. In the superconduct…
Magneto-structural transitions in a frustrated magnet at high fields
V. Tsurkan, S. Zherlitsyn, V. Felea +7
Ultrasound and magnetization studies of bond-frustrated ZnCr2S4 spinel are performed in static magnetic fields up to 18 T and in pulsed fields up to 62 T. At temperatures below the…
Phase separation and frustrated square lattice magnetism of Na1.5VOPO4F0.5
A. A. Tsirlin, R. Nath, A. M. Abakumov +7
Crystal structure, electronic structure, and magnetic behavior of the spin-1/2 quantum magnet Na1.5VOPO4F0.5 are reported. The disorder of Na atoms leads to a sequence of structura…