14 Result(s)

Article

Magnetic and EPR studies of the EuFe₃(BO₃)₄ single crystal

Magnetic and electron paramagnetic resonance (EPR) properties of EuFe₃(BO₃)₄ single crystals have been studied over the temperature range of 300–4.2 K and in a magnetic field up to 5 T. The temperature, field an...

V. P. Dyakonov, R. Szymczak, A. D. Prokhorov, E. Zubov… in The European Physical Journal B (2010)

Article

Specific Heat of the Monoclinic Rare Earth Double Tungstates

The specific heat of ARE(WO₄)₂, where A=K, Rb and RE=Y, Nd, Gd, Yb, and Lu single crystals, has been studied. The samples were grown using the Top Seeded Solution Growth – Slow Cooling (TSSG-SC) method, and the r...

M. T. Borowiec, T. Zayarnyuk, A. Pikul, M. Gutowska… in Journal of Low Temperature Physics (2010)

Article

Magnetocaloric effect in (La_0.6Ca_0.4)_0.9Mn_1.1O₃

The results of investigations of the magnetization, susceptibility, and magnetic-field-induced changes in the entropy of polycrystalline manganite (La_0.6Ca_0.4)_0.9Mn_1.1O₃ near the magnetic phase transition have be...

É. E. Zubov, R. Puzhnyak, V. P. Pashchenko, V. I. Mikhaĭlov… in Physics of the Solid State (2009)

Article

Equal-Channel Multi-Angle Pressing Effect on the Properties of NbTi Alloy

An improvement of NbTi alloy functional properties by equal-channel multi-angle pressing (ECMAP) combined with hydrostatic extrusion, drawing and thermal treatment is revealed. The ECMAP method allows to incre...

V. A. Beloshenko, T. E. Konstantinova… in Journal of Superconductivity and Novel Mag… (2009)

Article

Influence of cobalt on the structural and magnetic Inhomogeneities, phase transitions, and magnetoresistive properties of La_0.6Sr_0.2Mn_{1.2 − x} Co _x O_{3 ± δ}

The structure and properties of magnetoresistive ceramics La_0.6Sr_0.2Mn_{1.2 − x} Co _x O3 ± δ (x = 0−0.3) sintered at a temperature of 1200°C are investigated...

A. V. Pashchenko, V. P. Pashchenko, A. A. Shemyakov… in Physics of the Solid State (2008)

Article

EPR of Yb³⁺ ions in a monoclinic KY(WO₄)₂ single crystal

The electron paramagnetic resonance (EPR) of Yb³⁺ ions in a KY(WO₄)₂ single crystal was investigated at T=4.2 K and fixed frequency of 9.38 GHz. The resonance absorption observed on the lowest Kramers doublet ...

A. D. Prokhorov, M. T. Borowiec, M. C. Pujol… in The European Physical Journal B (2007)

Article

Acoustical investigations of a La_0.75Sr_0.25MnO₃ single crystal

The acoustical, resistive, and magnetic properties of a La_0.75Sr_0.25MnO₃ lanthanum manganite single crystal are investigated in the temperature range involving the second-order magnetic phase transition. The acou...

A. V. Goltsev, K. V. Dyakonov, N. F. Kartenko, L. A. Kulakova… in Physics of the Solid State (2005)

Article

Spin-spin interaction and the EPR spectrum of KDy(WO₄)₂

The EPR spectrum of a KDy(WO₄)₂ monoclinic crystal is investigated. It is found that the EPR spectrum of magnetically concentrated materials at a low frequency (9.2 GHz) undergoes a substantial transformation in ...

I. M. Krygin, A. D. Prokhorov, V. P. Dyakonov, M. T. Borowiec… in Physics of the Solid State (2003)

Article

Noncollinear cluster ferromagnetism in lanthanum manganite perovskites with an excess of manganese

A theoretical substantiation is provided for realization of the spin structure in a weakly doped subsystem based on LaMnO₃, which is observed in compounds with an excess of manganese, (La_1−y Ca_y)_{1− x} Mn_1+x O₃, wh...

É. E. Zubov, V. P. Dyakonov, H. Szymczak in Journal of Experimental and Theoretical Physics (2002)

Article

Magnetic phase transition and magnetic structure of ground state in CsDyW O