3 papers
cond-mat.str-el2006
Magnon Bose condensation in symmetry breaking magnetic field
S. V. Maleyev, V. P. Plakhty, S. V. Grigoriev +2
Magnon Bose condensation (BC)in the symmetry breaking magnetic field is a result of unusual form of the Zeeman energy, which has terms linear in the spin-wave operators and terms m…
cond-mat.mtrl-sci2004
Spin structure and magnetic phase transitions in TbBaCo2O5.5
V. P. Plakhty, Yu. P. Chernenkov, S. N. Barilo +5
Spin ordering in TbBaCo2O5.5 and its temperature transformation is studied. Polymorphism due to the oxygen ordering with the average content close to 5.5 is investigated. One of ce…
cond-mat.mtrl-sci2004
X-ray Diffraction Study of Superstructure in GdBaCo2O5.5
Yu. P. Chernenkov, V. P. Plakhty, V. I. Fedorov +3
A single crystal of GdBaCo2O5.47(2) has been studied by means of X-ray diffraction. Appearance of superstructure reflections at T = 341.5(7) K gives an evidence of continuous trans…