149 citations · 690 across the 22 of their papers we have counts for
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Temperature evolution of structural and magnetic properties of stoichiometric LiCu2O2: correlation of thermal expansion coefficient and magnetic order
S. A. Ivanov, P. Anil Kumar, R. Mathieu +3
Temperature-dependent crystallographic and magnetic studies on stoichiometric single crystals of LiCu2O2 are reported. The magnetic properties are similar to earlier findings demon…
Chemical pressure effects on structural, dielectric and magnetic properties of solid solutions Mn3-xCoxTeO6
S. A. Ivanov, R. Mathieu, P. Nordblad +6
The effects of Co2+ doping on the structural, magnetic and dielectric properties of the multiferroic frustrated antiferromagnet Mn3TeO6 have been investigated. Ceramic samples of t…
Spin and Dipole Ordering in Ni_2InSbO_6 and Ni_2ScSbO_6 with corundum-related structure
S. A. Ivanov, R. Mathieu, P. Nordblad +7
The complex metal oxides Ni2InSbO6 (NISO) and Ni2ScSbO6 (NSSO) have been prepared in form of polycrystalline powders by a solid state reaction route. The crystal structure and magn…
High-temperature structural phase transition in multiferroic LiCu_2O_2
S. A. Ivanov, A. A. Bush, K. E. Kamentsev +4
LiCu_2O_2 single crystals were studied in the temperature range 300-1100 K by means of heating-cooling curves of differential thermal analysis (DTA), thermogravimetry (TG), X-ray p…
Structural and magnetic properties of Mn3-xCdxTeO6 (x = 0, 1, 1.5 and 2)
S. A. Ivanov, R. Mathieu, P. Nordblad +4
Mn3TeO6 exhibits a corundum-related A3TeO6 structure and a complex magnetic structure involving two magnetic orbits for the Mn atoms [*]. Mn3-xCdxTeO6 (x=0, 1, 1.5 and 2) ceramics…
Investigation of the magnetic phase transition and magnetocaloric properties of the MnFeSbO ilmenite
M. Hudl, R. Mathieu, P. Nordblad +3
The magnetic phase transition and magnetocaloric properties of mineral and synthetic melanostibite MnFeSbO with ilmenite-type structure have been studied. MnFeSbO o…
New type of incommensurate magnetic ordering in Mn3TeO6
S. A. Ivanov, P. Nordblad, R. Mathieu +5
The complex metal oxide Mn3TeO6 exhibits a corundum related structure and has been prepared both in forms of single crystals by chemical transport reactions and of polycrystalline…
Structural and magnetic properties of the ordered perovskite Pb2CoTeO6
S. A. Ivanov, P. Nordblad, R. Mathieu +2
The complex perovskite Pb2CoTeO6 (PCTO) has been prepared as polycrystalline powders by solid state reaction route, and the crystal structure and magnetic properties have been inve…
Neutron diffraction studies and the magnetism of an ordered perovskite: Ba2CoTeO6
S. A. Ivanov, P. Nordblad, R. Mathieu +2
The complex perovskite Ba2CoTeO6 (BCTO) has been synthesised, and the crystal structure and magnetic properties have been investigated using a combination of X-ray and neutron powd…
Tuning of dielectric properties and magnetism of SrTiO3 by site-specific doping of Mn
D. Choudhury, S. Mukherjee, P. Mandal +12
Combining experiments with first principles calculations, we show that site-specific doping of Mn into SrTiO3 has a decisive influence on the dielectric properties of these doped s…
Fe/V and Fe/Co (001) superlattices: growth, anisotropy, magnetisation and magnetoresistance
P. Nordblad, A. Broddefalk, R. Mathieu +3
Some physical properties of bcc Fe/V and Fe/Co (001) superlattices are reviewed. The dependence of the magnetic anisotropy on the in-plane strain introduced by the lattice mismatch…
Magnetization of ultrathin (Ga,Mn)As layers
R. Mathieu, B. S. Sørensen, J. Sadowski +6
Kerr rotation and Superconducting QUantum Interference Device (SQUID) magnetometry measurements were performed on ultrathin (GaMn)As layers. The thinner layers (b…
Ferromagnetism and interlayer exchange coupling in short period (Ga,Mn)As/GaAs superlattices
R. Mathieu, P. Svedlindh, J. Sadowski +4
Magnetic properties of (Ga,Mn)As/GaAs superlattices are investigated. The structures contain magnetic (Ga,Mn)As layers, separated by thin layers of non-magnetic GaAs spacer. The sh…
Interlayer exchange coupling and giant magnetoresistance in Fe/V (001) superlattices
A. Broddefalk, R. Mathieu, P. Nordblad +4
Magnetization and magnetoresistivity studies of Fe/V (001) superlattices are reported. The first giant magnetoresistance peak with respect to the vanadium and iron layer thicknesse…
Magnetotransport in a bi-crystal film of La_0.7Sr_0.3MnO_3
R. Mathieu, P. Svedlindh, R. Chakalov +1
Transport properties of an epitaxial film of La_0.7Sr_0.3MnO_3 (LSMO), deposited epitaxially on a LaAlO_3 bi-crystal substrate having a misorientation angle of 9.2 deg., have been…
Cooling rate dependence of the antiferromagnetic domain structure of a single crystalline charge ordered manganite
R. Mathieu, P. Nordblad, A. R. Raju +1
The low temperature phase of single crystals of NdCaMnO and GdCaMnO manganites is investigated by squid magnetometry. NdCaMn…
Memory and chaos in an Ising spin glass
R. Mathieu, P. E. Jönsson, P. Nordblad +2
The non-equilibrium dynamics of the model 3d-Ising spin glass - FeMnTiO - has been investigated from the temperature and time dependence of the zero field coo…
Reentrant spin glass transition in LaNdKMnO: origin and effects on the colossal magnetoresistivity
R. Mathieu, P. Svedlindh, P. Nordblad
Magnetic, electric and structural properties of LaNdKMnO with 00.4 have been studied experimentally. A disordered magnetic state is for…
Memory and superposition in a spin glass
R. Mathieu, P. Jönsson, D. N. H. Nam +1
Non-equilibrium dynamics in a Ag(Mn) spin glass are investigated by measurements of the temperature dependence of the remanent magnetisation. Using specific cooling protocols befor…