Magnetic interactions in disordered perovskite PbFeNbO and related compounds: Dominance of nearest-neighbor interaction
We show that the magnetism of double perovskite AFe 1/2 M 1/2 O 3 systems may be
described by the Heisenberg model on the simple cubic lattice, where only half of sites are …
described by the Heisenberg model on the simple cubic lattice, where only half of sites are …
Competing exchange interactions in Co-doped ZnO: Departure from the superexchange picture
S d'Ambrosio, V Pashchenko, JM Mignot… - Physical Review B …, 2012 - APS
We report the results of a comprehensive study of the exchange interactions in Co-doped
ZnO using inelastic neutron scattering, electron paramagnetic resonance, and magnetic …
ZnO using inelastic neutron scattering, electron paramagnetic resonance, and magnetic …
Exchange integrals in Mn-and Co-doped II-VI semiconductors
A Savoyant, S d'Ambrosio, RO Kuzian, AM Daré… - Physical Review B, 2014 - APS
Exchange integrals between nearest-neighbor (NN) transition metal ions in II-VI diluted
magnetic semiconductors (DMSs) are calculated within a local superexchange model, which …
magnetic semiconductors (DMSs) are calculated within a local superexchange model, which …
Lieb-Mattis ferrimagnetism in magnetic semiconductors
We show the possibility of long-range ferrimagnetic ordering with a saturation magnetization
of∼ 1 μ B per spin for arbitrarily low concentration of magnetic impurities in semiconductors …
of∼ 1 μ B per spin for arbitrarily low concentration of magnetic impurities in semiconductors …
Lieb-Mattis ferrimagnetism in diluted magnetic semiconductors
We show the possibility of long-range ferrimagnetic ordering with a saturation magnetisation
of the order of 1 Bohr magneton per spin for arbitrarily low concentration of magnetic …
of the order of 1 Bohr magneton per spin for arbitrarily low concentration of magnetic …