E. Wulf

activity

20072017

most citedFractional magnetization plateaus and magnetic order in the Shastry Sutherland magnet TmB4

178 citations · 316 across the 10 of their papers we have counts for

collaborators

10 papers

cond-mat.str-el2017★ 11 cited

Quantum criticality in a three dimensional spin system at zero field and pressure

K. Yu. Povarov, A. Mannig, G. Perren +4

We report spontaneous appearance of antiferromagnetic order in a model gapped quantum paramagnet Ni(Cl $_{1 - x}$ Br $_{x}$ ) $_{2}$ $\cdot$ 4SC(NH $_{2}$ ) $_{2}$ induced by a change in bromine conce…

cond-mat.str-el2015★ 19 cited

Dynamics of a bond-disordered $S = 1$ quantum magnet near $z = 1$ criticality

K. Yu. Povarov, E. Wulf, D. Hüvonen +3

Neutron scattering is used to study NiCl $_{2 - 2 x}$ Br $_{2 x} \cdot$ 4SC(NH $_{2}$ ) $_{2}$ , $x = 0.06$ , a bond-disordered modification of the well-known gapped $S = 1$ antiferromagnetic quantum sp…

cond-mat.str-el2015★ 6 cited

Giant dielectric nonlinearities at a magnetic Bose-Einstein condensation

K. Yu. Povarov, A. Reichert, E. Wulf +1

We experimentally investigate the dielectric response of the low-dimensional gapped quantum magnet Cu $_{2}$ Cl $_{4} \cdot$ H $_{8}$ C $_{4}$ SO $_{2}$ near a magnetic field-induced quantum critica…

cond-mat.str-el2014★ 18 cited

Critical exponents and intrinsic broadening of the field-induced transition in NiCl $_{2}$ $\cdot$ 4SC(NH $_{2}$ ) $_{2}$

E. Wulf, D. Hüvonen, R. Schönemann +7

The field-induced ordering transition in the quantum spin system NiCl $_{2}$ $\cdot$ 4SC(NH $_{2}$ ) $_{2}$ is studied by means of neutron diffraction, AC magnetometry and relaxation calorimet…

cond-mat.str-el2013★ 24 cited

Criticality in a disordered quantum antiferromagnet by neutron diffraction

E. Wulf, D. Huvonen, J. -W. Kim +5

Field-induced magnetic ordering in the structurally disordered quantum magnets Ni(Cl $_{1 - x}$ Br $_{x}$ ) $_{2}$ $\cdot$ 4SC(NH $_{2}$ ) $_{2}$ , $x = 8$ % and 13%, is studied by means of neutron diffra…

cond-mat.str-el2012★ 16 cited

Magnetic-field induced multiferroicity in a quantum critical frustrated spin liquid

F. Schrettle, S. Krohns, P. Lunkenheimer +4

Dielectric spectroscopy is used to check for the onset of polar order in the quasi one-dimensional quantum spin system Sul-Cu2Cl4 when passing from the spin-liquid state into the o…