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19972023
most citedSpatially Resolved Raman Spectroscopy of Single- and Few-Layer Graphene

2.5k citations

Showing 2011 · cond-mat.str-elShow all

14 papers · 2 filters

cond-mat.str-el2011★ 75 cited

Spectral and thermodynamic properties of a strong-leg quantum spin ladder

D. Schmidiger, P. Bouillot, S. Muhlbauer +4

The strong-leg S=1/2 Heisenberg spin ladder system (C7H10N)2CuBr4 is investigated using Density Matrix Renormalization Group (DMRG) calculations, inelastic neutron scattering, and…

cond-mat.str-el2011★ 29 cited

Magnetic phase diagram of the frustrated S=1/2 chain magnet LiCu_2O_2

A. A. Bush, V. N. Glazkov, M. Hagiwara +7

We present the results of the magnetization and dielectric constant measurements on untwinned single crystal samples of the frustrated S=1/2 chain cuprate LiCu_2O_2. Novel magnetic…

cond-mat.str-el2011★ 19 cited

Disorder instability of the magnon condensate in a frustrated spin ladder

E. Wulf, S. Mühlbauer, T. Yankova +1

The effect of disorder is studied on the field-induced quantum phase transition in the frustrated spin-ladder compound H8C4SO2Cu2(Cl[1-x]Brx)4 using bulk magnetic and thermodynamic…

cond-mat.str-el2011★ 23 cited

Crystals for neutron scattering studies of quantum magnetism

T. Yankova, D. Huvonen, S. Muhlbauer +8

We review a strategy for targeted synthesis of large single crystal samples of prototype quantum magnets for inelastic neutron scattering experiments. Four case studies of organic…

cond-mat.str-el2011★ 17 cited

Incommensurate Magnetic Order in TbTe

F. S. Pfuner, S. N. Gvasaliya, O. Zaharko +6

We report a neutron diffraction study of the magnetic phase transitions in the charge-density-wave (CDW) TbTe compound. We discover that in the paramagnetic phase there are str…

cond-mat.str-el2011★ 17 cited

Magnetic order and transitions in the spin-web compound Cu3TeO6

Martin Mansson, Krunoslav Prsa, Jun Sugiyama +3

The spin-web compound Cu3TeO6, belongs to an intriguing group of materials where magnetism is governed by 3d9 copper Cu2+ ions. This compound has been sparsely experimentally studi…

cond-mat.str-el2011★ 5 cited

Magnetic order and frustrated dynamics in Li(Ni0.8Co0.1Mn0.1)O2: a study by μ+SR and SQUID magnetometry

J. Magnus Wikberg, Martin Mansson, Mohammed Dahbi +2

Recently, the mixed transition metal oxides of the form Li(Ni1-y-zCoyMnz)O2, have become the center of attention as promising candidates for novel battery material. These materials…

cond-mat.str-el2011★ 8 cited

Microscopic Magnetic Nature of the Quasi-one-Dimensional Antiferromagnet BaCo2V2O8

M. Mansson, K. Prsa, J. Sugiyama +5

The title compound belongs to a wide group of quasi-one-dimensional (Q1D) antiferromagnets (AF) and its Co2+ ions form Q1D screw-chains along the c-axis. We here present the first…

cond-mat.str-el2011★ 59 cited

Continuous magnetic and structural phase transitions in Fe1+yTe

I. A. Zaliznyak, Z. J. Xu, J. S. Wen +7

We report a sequence of continuous phase transformations in iron telluride, Fe1+yTe (y~0.1), which is observed by combining neutron diffraction, magnetic susceptibility, and specif…

cond-mat.str-el2011★ 25 cited

Double-k phase of the Dzyaloshinskii-Moriya helimagnet Ba2CuGe2O7

S. Mühlbauer, S. N. Gvasaliya, E. Pomjakushina +1

Neutron diffraction is used to re-investigate the magnetic phase diagram of the noncentrosymmetric tetragonal antiferromagnet Ba2CuGe2O7. A novel incommensurate double-k magnetic p…

cond-mat.str-el2011★ 32 cited

Anisotropic in-plane optical conductivity in detwinned Ba(Fe1-xCox)2As2

A. Lucarelli, A. Dusza, A. Sanna +4

We study the anisotropic in-plane optical conductivity of detwinned Ba(Fe1-xCox)2As2 single crystals for x=0, 2.5% and 4.5% in a broad energy range (3 meV-5 eV) across their struct…

cond-mat.str-el2011★ 30 cited

Long-lived magnons throughout the Brillouin zone of the strong-leg spin ladder (CHN)CuBr

D. Schmidiger, S. Muehlbauer, S. N. Gvasaliya +2

Inelastic neutron scattering is used to measure spin excitations in fully deuterated single crystal samples of the strong-leg antiferromagnetic S=1/2 spin ladder compound (CH$_…

cond-mat.str-el2011★ 9 cited

Comment on "Transition from Bose glass to a condensate of triplons in TlKCuCl"

A. Zheludev, D. Hüvonen

We argue that the interpretation of the calorimetric data for disordered quantum antiferromagnets TlKCuCl in terms of Bose Glass physics by F. Yamada {\it et al.} i…

cond-mat.str-el2011★ 25 cited

Low Temperature Dynamics of Magnons in a Spin-1/2 Ladder Compound

B. Náfrádi, T. Keller, H. Manaka +2

We have used a combination of neutron resonant spin-echo and triple-axis spectroscopies to determine the energy, fine structure, and linewidth of the magnon resonance in the model…