A. Gukasov

activity

20012023

most citedElectric-field-induced spin-flop in BiFeO3 single crystals at room-temperature

599 citations · 1.1k across the 22 of their papers we have counts for

collaborators

Showing cond-mat.str-elShow all

19 papers · 1 filter

cond-mat.str-el2023★ 1 cited

Magnetic structure of the magnetoelectric material Ba $_{2}$ MnGe $_{2}$ O $_{7}$

A. Sazonov, H. Thoma, R. Dutta +7

A detailed investigation of Ba $_{2}$ MnGe $_{2}$ O $_{7}$ was performed in its low-temperature magnetoelectric state combining neutron diffraction with magnetization measurements on single c…

cond-mat.str-el2021★ 10 cited

Emergent 1/3 magnetization plateaus in pyroxene CoGeO $_{3}$

H. Guo, L. Zhao, M. Baenitz +6

Despite the absence of an apparent triangular pattern in the crystal structure, we observe unusually well pronounced 1/3 magnetization plateaus in the quasi one-dimensional Ising s…

cond-mat.str-el2021★ 3 cited

Single-crystal investigations on the multiferroic material LiFe(WO $_{4}$ ) $_{2}$

S. Biesenkamp, D. Gorkov, D. Brüning +9

The crystal and magnetic structure of multiferroic LiFe(WO $_{4}$ ) $_{2}$ were investigated by temperature and magnetic-field dependent specific heat, susceptibility and neutron diffract…

cond-mat.str-el2021

Neutron diffraction study of magnetism in van der Waals layered MnBi $_{2 n}$ Te $_{3 n + 1}$

Lei Ding, Chaowei Hu, Erxi Feng +6

Two-dimensional van der Waals MnBi $_{2 n}$ Te $_{3 n + 1}$ (n = 1, 2, 3, 4) compounds have been recently found to be intrinsic magnetic topological insulators rendering quantum anomalous…

cond-mat.str-el2019★ 18 cited

Magnetization density distribution of Sr $_{2}$ IrO $_{4}$ : Deviation from a local $j_{eff} = 1/2$ picture

Jaehong Jeong, Benjamin Lenz, Arsen Gukasov +10

$5 d$ iridium oxides are of huge interest due to the potential for new quantum states driven by strong spin-orbit coupling. The strontium iridate Sr $_{2}$ IrO $_{4}$ is particularly in th…

cond-mat.str-el2016★ 27 cited

Exploring metamagnetism of single crystalline \eun\ by neutron scattering

X. Fabreges, A. Gukasov, P. Bonville +3

We present here a neutron diffraction study, both in zero field and as a function of magnetic field, of the magnetic structure of the tetragonal intermetallic \eun\ on a single cry…

cond-mat.str-el2015

Gradual localization of 5f states in orthorhombic UTX ferromagnets - polarized neutron diffraction study of Ru substituted UCoGe

Michal Valiska, Jiri Pospisil, Anne Stunault +13

We report on a microscopic study of the evolution of ferromagnetism in the Ru substituted ferromagnetic superconductor (FM SC) UCoGe crystallizing in the orthorhombic TiNiSi-type s…

cond-mat.str-el2014★ 8 cited

Coexistence of different magnetic moments in CeRuSn probed by polarized neutrons

K. Prokes, S. Hartwig, A. Gukasov +4

We report on the spin densities in CeRuSn determined at elevated and at low temperatures using polarized neutron diffraction. At 285 K, where the CeRuSn crystal structure, commensu…

cond-mat.str-el2013★ 1 cited

Field-induced magnetic structures in Tb2Ti2O7 spin liquid under field H || [111]

A. P. Sazonov, A. Gukasov, H. B. Cao +4

We have studied the field-induced magnetic structures of Tb2Ti2O7 pyrochlore by single-crystal neutron diffraction under a field applied along the [111] local anisotropy axis, up t…

cond-mat.str-el2011

Tb $_{2}$ Ti $_{2}$ O $_{7}$ , a two singlet spin-liquid pyrochlore

P. Bonville, I. Mirebeau, A. Gukasov +2

The pyrochlore compound \tbti\ is known to remain in a spin-liquid state down to the lowest attainable temperature (0.05\,K), whereas current theories predict it should order into…

cond-mat.str-el2010★ 26 cited

Field evolution of the magnetic structures in Er $_{2}$ Ti $_{2}$ O $_{7}$ through the critical point

H. B. Cao, I. Mirebeau, A. Gukasov +2

We have measured neutron diffraction patterns in a single crystal sample of the pyrochlore compound Er $_{2}$ Ti $_{2}$ O $_{7}$ in the antiferromagnetic phase (T=0.3\,K), as a function of th…

cond-mat.str-el2010★ 18 cited

Field-Induced magnetic structures in Tb2Ti2O7 at low temperatures: From spin-ice to spin-flip structures

A. P. Sazonov, A. Gukasov, I. Mirebeau +4

We studied the field-induced magnetic structures of the Tb2Ti2O7 pyrochlore by single-crystal neutron diffraction with a magnetic field applied along a [110] axis, focusing on the…

cond-mat.str-el2009★ 5 cited

Spin Density and Non-Collinear Magnetization in Frustrated Pyrochlore \tbti from Polarized Neutron Scattering

Arsen Gukasov, Huibo Cao, Isabelle Mirebeau +1

We used a local susceptibility approach in extensive polarized neutron diffraction studies of the spin liquid \tbti. For a magnetic field applied along the [110] and [111] directio…

cond-mat.str-el2009★ 13 cited

Ising versus XY anisotropy in frustrated R $_{2}$ Ti $_{2}$ O $_{7}$ compounds as seen by polarized neutrons

H. Cao, A. Gukasov, I. Mirebeau +3

We studied the field induced magnetic order in R $_{2}$ Ti $_{2}$ O $_{7}$ pyrochlore compounds with either uniaxial (R=Ho, Tb) or planar (R=Er, Yb) anisotropy, by polarized neutron diffr…

cond-mat.str-el2008★ 34 cited

Field induced spin ice like orders in spin liquid Tb $_{2}$ Ti $_{2}$ O $_{7}$

H. Cao, A. Gukasov, I. Mirebeau +2

We have studied the field induced magnetic structures in the spin liquid Tb $_{2}$ Ti $_{2}$ O $_{7}$ , in a wide temperature (0.3 $<$ $T$ $<$ 270 K) and field (0 $<$ $H$ $<$ 7 T) range, by single cry…

cond-mat.str-el2008★ 140 cited

The nature of the magnetic order in Ca3Co2O6

S. Agrestini, L. C. Chapon, A. Daoud-Aladine +5

We present a detailed powder and single crystal neutron diffraction study of the spin chain compound Ca3Co2O6. Below 25 K, the system orders magnetically with a modulated partially…

cond-mat.str-el2004★ 17 cited

Structural aspects of metamagnetism in Ca_{2-x}Sr_{x}RuO_4 (0.2 < x < 0.5): field tuning of orbital occupation

M. Kriener, P. Steffens, J. Baier +12

The crystal structure of Ca_{2-x}Sr_xRuO_4 with 0.2 < x < 1.0 has been studied by diffraction techniques and by high resolution capacitance dilatometry as a function of temperature…

cond-mat.str-el2002★ 37 cited

Anomalous spin density distribution on oxygen and Ru in Ca $_{1.5}$ Sr $_{0.5}$ RuO $_{4}$ : A polarised neutron diffraction study

A. Gukasov, M. Braden, R. J. Papoular +2

By means of polarized neutron diffraction in a magnetic field of 7.0 T at 1.6 K an anomalously large magnetization density is observed on the in-plane oxygen in Ca $_{1.5}$ Sr$_{0.5}…

cond-mat.str-el2001★ 5 cited

Antiferroquadrupolar Order in the Magnetic Semiconductor TmTe

J. M. Mignot, A. Gukasov, C. P. Yang +3

The physical properties of the antiferroquadrupolar state occurring in TmTe below TQ=1.8 K have been studied using neutron diffraction in applied magnetic fields. A field-induced a…

Magnetic structure of the magnetoelectric material Ba2​MnGe2​O7​

Emergent 1/3 magnetization plateaus in pyroxene CoGeO3​

Single-crystal investigations on the multiferroic material LiFe(WO4​)2​

Neutron diffraction study of magnetism in van der Waals layered MnBi2n​Te3n+1​

Magnetization density distribution of Sr2​IrO4​: Deviation from a local jeff​=1/2 picture