Laboratory for Solid State Physics

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19972023

most citedSpatially Resolved Raman Spectroscopy of Single- and Few-Layer Graphene

2.5k citations

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Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

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154 papers · 1 filter

cond-mat.str-el2023★ 11 cited

Confinement of fractional excitations in a triangular lattice antiferromagnet

L. Facheris, S. D. Nabi, A. Glezer Moshe +6

High-resolution neutron and THz spectroscopies are used to study the magnetic excitation spectrum of Cs $_{2}$ CoBr $_{4}$ , a distorted-triangular-lattice antiferromagnet with nearly XY-t…

cond-mat.str-el2022★ 3 cited

Spin correlations in the frustrated ferro-antiferromagnet SrZnVO(PO4)2 near saturation

F. Landolt, K. Povarov, Z. Yan +5

Single crystal elastic and inelastic neutron scattering experiments are performed on the frustrated ferro-antiferromagnet SrZnVO(PO4)2 in high magnetic fields. The fully polarized…

cond-mat.str-el2022★ 25 cited

Spin Density Wave versus Fractional Magnetization Plateau in a Triangular Antiferromagnet

L. Facheris, K. Yu. Povarov, S. D. Nabi +7

We report an excellent realization of the highly non-classical incommensurate spin-density wave (SDW) state in the quantum frustrated antiferromagnetic insulator Cs $_{2}$ CoBr $_{4}$ . In…

cond-mat.str-el2021★ 5 cited

LT-scaling in depleted quantum spin ladders

Stanislaw Galeski, Kirill Yu. Povarov, Dominic Blosser +5

Using a combination of neutron scattering, calorimetry, Quantum Monte Carlo (QMC) simulations and analytic results we uncover confinement effects in depleted, partially magnetized…

cond-mat.str-el2021★ 26 cited

Giant magnetoresistance and topological Hall effect in the EuGa4 antiferromagnet

H. Zhang, X. Y. Zhu, Y. Xu +8

We report on systematic temperature- and magnetic field-dependent studies of the EuGa $_{4}$ binary compound, which crystallizes in a centrosymmetric tetragonal BaAl $_{4}$ -type structur…

cond-mat.str-el2021★ 14 cited

Electron Spin Resonance of the Interacting Spinon Liquid

Kirill Yu. Povarov, Timofei A. Soldatov, Ren-Bo Wang +3

We report experimental verification of the recently predicted collective modes of spinons, stabilized by backscattering interaction, in a model quantum spin chain material. We expl…

cond-mat.str-el2021★ 5 cited

Phase diagram and spin waves in the frustrated ferro-antiferromagnet SrZnVO(PO4)2

Florian Landolt, Zewu Yan, Severian Gvasaliya +4

Single crystals of the frustrated S=1/2 ferro-antiferromagnetic proximate square lattice material SrZnZnVO(PO $_{4}$ ) $_{2}$ are studied in magnetometric, calorimetric, neutron diffracti…

cond-mat.str-el2020★ 4 cited

Critical dielectric susceptibility at a magnetic BEC quantum critical point

S. Hayashida, L. Huberich, D. Flavián +4

Magnetic-field-induced phase transitions are investigated in the frustrated gapped quantum paramagnet Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ through dielectric and calorimetric measurement…

cond-mat.str-el2020★ 30 cited

Electronic correlations in the van der Waals ferromagnet Fe $_{3}$ GeTe $_{2}$ revealed by its charge dynamics

M. Corasaniti, R. Yang, K. Sen +5

The layered van der Waals ferromagnetic Fe $_{3}$ GeTe $_{2}$ harbours an unconventional interplay between topology and magnetism, leading to a large anomalous Hall conductivity at low te…

cond-mat.str-el2020★ 1 cited

Finite-temperature dynamics and the role of disorder in nearly critical Ni(Cl $_{1 - x}$ Br $_{x}$ ) $_{2}$ $\cdot$ 4SC(NH $_{2}$ ) $_{2}$

L. Facheris, D. Blosser, K. Yu. Povarov +3

Inelastic neutron scattering is used to investigate the temperature dependence of spin correlations in the 3-dimensional XY antiferromagnet Ni(Cl $_{1 - x}$ Br $_{x}$ ) $_{2}$ $\cdot$ 4SC(NH$_2…

cond-mat.str-el2020★ 9 cited

Magnetic phase diagram of the linear quantum ferro-antiferromagnet Cs $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$

D. Flavián, S. Hayashida, L. Huberich +5

A single-crystal sample of the frustrated quasi one-dimensional quantum magnet Cs $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ is investigated by magnetic and thermodynamic measurements.A combina…

cond-mat.str-el2020★ 18 cited

Magnetization plateaux cascade in the frustrated quantum antiferromagnet Cs $_{2}$ CoBr $_{4}$

K. Yu. Povarov, L. Facheris, S. Velja +4

We have found an unusual competition of two frustration mechanisms in the 2D quantum antiferromagnet Cs $_{2}$ CoBr $_{4}$ . The key actors are the alternation of single-ion planar anisotr…

cond-mat.str-el2020★ 13 cited

Spin Reversal of a Quantum Hall Ferromagnet at a Landau Level Crossing

M. Lupatini, P. Knüppel, S. Faelt +4

When Landau levels (LLs) become degenerate near the Fermi energy in the quantum Hall regime, interaction effects can drastically modify the electronic ground state. We study the qu…

cond-mat.str-el2019★ 3 cited

Microwave dynamics of pure and doped anisotropic S=1 chain antiferromagnet NiCl2-4SC(NH2)2

T. A. Soldatov, A. I. Smirnov, K. Yu. Povarov +2

We studied electron spin resonance in a quantum magnet NiCl2-4SC(NH2)2, demonstrating a field-induced quantum phase transition from a quantum-disordered phase to an antiferromagnet…

cond-mat.str-el2019★ 6 cited

Two Coupled Chains are Simpler than One: Field-induced Chirality in a Frustrated Quantum Spin Ladder

M. Pikulski, T. Shiroka, F. Casola +5

Although the frustrated spin chain (zigzag chain) is a Drosophila of frustrated magnetism, the understanding of a pair of coupled zigzag chains (frustrated spin ladder) in a magnet…

cond-mat.str-el2019★ 19 cited

One- and three-dimensional quantum phase transitions and anisotropy in Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$

S. Hayashida, D. Blosser, K. Yu. Povarov +5

Single crystal samples of the frustrated quasi one-dimensional quantum magnet Rb $_{2}$ Cu $_{2}$ Mo $_{3}$ O $_{12}$ are investigated by magnetic, thermodynamic, and electron spin resona…

cond-mat.str-el2019★ 19 cited

Presaturation phase with no dipolar order in a quantum ferro-antiferromagnet

V. K. Bhartiya, K. Yu. Povarov, D. Blosser +9

Magnetization, magnetocaloric, calorimetric, neutron and X-ray diffraction and inelastic neutron scattering measurements are performed on single crystals of BaCdVO(PO $_{4}$ ) $_{2}$ . The…

cond-mat.str-el2019★ 4 cited

Origin of magnetic anisotropy in the spin ladder compound (C $_{5}$ H $_{12}$ N) $_{2}$ CuBr $_{4}$

D. Blosser, V. K. Bhartiya, D. J. Voneshen +1

The $S = 1/2$ spin ladder compound (C $_{5}$ H $_{12}$ N) $_{2}$ CuBr $_{4}$ (BPCB) is studied by means of high-resolution inelastic neutron scattering. In agreement with previous studies we find…

cond-mat.str-el2019★ 1 cited

Dynamics and field-induced order in the layered spin $S = 1/2$ dimer system (C $_{5}$ H $_{6}$ N $_{2}$ F) $_{2}$ CuCl $_{4}$

Dominic Blosser, Mladen Horvatić, Robert Bewley +2

The quasi-two-dimensional Heisenberg spin $S = 1/2$ dimer system bis(2-amino-5-fluoro-pyridinium) tetrachlorocuprate(II) is studied by means of inelastic neutron scattering, calorime…

cond-mat.str-el2019★ 35 cited

Sign-switching of dimer correlations in SrCu $_{2}$ (BO $_{3}$ ) $_{2}$ under hydrostatic pressure

Simon Bettler, Lena Stoppel, Zewu Yan +2

Magnetic and vibrational excitations in SrCu $_{2}$ (BO $_{3}$ ) $_{2}$ are studied using Raman spectroscopy at hydrostatic pressures up to 34 kbar and temperatures down to 2.6 K. The frequen…

cond-mat.str-el2019★ 3 cited

Electron spin resonance study of spin relaxation in the strong-leg spin ladder with nonmagnetic dilution

Yu. V. Krasnikova, V. N. Glazkov, A. Ponomaryov +4

We have studied electron spin resonance (ESR) absorption spectra for the nonmagnetically diluted strong-leg spin ladder magnet ({C} $_{7}$ H $_{10}$ N) $_{2}$ Cu $_{(1 - x)}$ Zn $_{x}$ Br$_{4}…

cond-mat.str-el2019★ 9 cited

Chemical composition induced quantum phase transition in Cs $_{1 - x}$ Rb $_{x}$ FeCl $_{3}$

S. Hayashida, L. Stoppel, Z. Yan +3

The isostructural series of $S = 1$ quantum magnets Cs $_{1 - x}$ Rb $_{x}$ FeCl $_{3}$ is investigated, using both thermodynamic measurements and inelastic neutron scattering experiments.…

cond-mat.str-el2019★ 13 cited

Magnetic structure and spin waves in the frustrated ferro-antiferromagnet Pb $_{2}$ VO(PO $_{4}$ ) $_{2}$

Simon Bettler, Florian Landolt, Ömer M. Aksoy +9

Single crystal neutron diffraction, inelastic neutron scattering and electron spin resonance experiments are used to study the magnetic structure and spin waves in Pb $_{2}$ VO(PO $_{4}$ )…

cond-mat.str-el2018★ 10 cited

From order to randomness: Onset and evolution of the random-singlet state in bond-disordered BaCu $_{2}$ (Si $_{1 - x}$ Ge $_{x}$ ) $_{2}$ O $_{7}$ spin-chain compounds

T. Shiroka, F. Eggenschwiler, H. -R. Ott +1

Heisenberg-type spin-chain materials have been extensively studied over the years, yet not much is known about their behavior in the presence of disorder. Starting from BaCu $_{2}$ Si$…

Confinement of fractional excitations in a triangular lattice antiferromagnet

Spin correlations in the frustrated ferro-antiferromagnet SrZnVO(PO4)2 near saturation

Spin Density Wave versus Fractional Magnetization Plateau in a Triangular Antiferromagnet

LT-scaling in depleted quantum spin ladders

Giant magnetoresistance and topological Hall effect in the EuGa4 antiferromagnet

Electron Spin Resonance of the Interacting Spinon Liquid

Phase diagram and spin waves in the frustrated ferro-antiferromagnet SrZnVO(PO4)2

Critical dielectric susceptibility at a magnetic BEC quantum critical point

Electronic correlations in the van der Waals ferromagnet Fe3​GeTe2​ revealed by its charge dynamics

Finite-temperature dynamics and the role of disorder in nearly critical Ni(Cl1−x​Brx​)2​⋅4SC(NH2​)2​

Magnetic phase diagram of the linear quantum ferro-antiferromagnet Cs2​Cu2​Mo3​O12​

Magnetization plateaux cascade in the frustrated quantum antiferromagnet Cs2​CoBr4​

Spin Reversal of a Quantum Hall Ferromagnet at a Landau Level Crossing

Microwave dynamics of pure and doped anisotropic S=1 chain antiferromagnet NiCl2-4SC(NH2)2

Two Coupled Chains are Simpler than One: Field-induced Chirality in a Frustrated Quantum Spin Ladder

One- and three-dimensional quantum phase transitions and anisotropy in Rb2​Cu2​Mo3​O12​

Presaturation phase with no dipolar order in a quantum ferro-antiferromagnet

Origin of magnetic anisotropy in the spin ladder compound (C5​H12​N)2​CuBr4​

Dynamics and field-induced order in the layered spin S=1/2 dimer system (C5​H6​N2​F)2​CuCl4​

Sign-switching of dimer correlations in SrCu2​(BO3​)2​ under hydrostatic pressure