Zobrazeno 1 - 10
of 147
pro vyhledávání: '"O.J. Żogał"'
Publikováno v:
Journal of Alloys and Compounds. 688:478-488
Single crystals of the filled skutterudite compound ThFe 4 As 12 were examined down to T = 0.4 K and in magnetic fields up to B = 9 T. Electron transport properties combined with results of Hall-effect measurements indicate semimetallic properties wi
Publikováno v:
Journal of Alloys and Compounds. 587:190-198
Polycrystalline samples of LuAs with a residual resistivity ratio (RRR) between 2.52 and 3.38 were examined by: X-ray diffraction, magnetisation, resistivity, magnetoresistivity, Hall coefficient and thermoelectric power S(T), in addition to the nucl
Autor:
Dominique Massiot, Natalya Shitsevalova, O.J. Żogał, Pierre Florian, D.F. Borshchevsky, S. Paluch
Publikováno v:
Solid State Communications. 149:693-696
11 B and 89 Y MAS NMR spectra at room temperature and magnetization in the temperature range (2–300 K) were measured on a powder specimen of Y B4. The three different 11 B Knight shifts (34.7, 12.6 and 5.4 ppm) for the crystallographic sites B1(4e)
Autor:
I. V. Svechkarev, A. Czopnik, A. Hackemer, O.J. Żogał, A. E. Baranovskiy, G. E. Grechnev, A. S. Panfilov
Publikováno v:
Acta Physica Polonica A. 113:243-246
The effect of a uniform pressure on the magnetic susceptibility was measured for YbPb3 compound, wherein a degeneracy point of the energy bands is located just below the Fermi level and responsible for the anomalous diamagnetism. Theoretical analysis
Autor:
O.J. Żogał, I. V. Svechkarev, G. E. Grechnev, A. E. Baranovskiy, A. Czopnik, A. Hackemer, A. S. Panfilov
Publikováno v:
Low Temperature Physics. 33:1028-1032
In the compound YbPb3, the anomalous diamagnetism of which is due to the presence of a point of degeneracy of the energy bands near the Fermi level, the influence of hydrostatic pressure of up to 2kbar on the magnetic susceptibility at fixed temperat
Autor:
S. Paluch, O.J. Żogał, Walter Wolf, V. B. Filippov, B. Jäger, Natalya Shitsevalova, P. Herzig, Yu. B. Paderno
Publikováno v:
Journal of Physics: Condensed Matter. 18:2525-2535
Three metallic dodecaborides, YB12, ZrB12 and LuB12, have been investigated by electric-field gradient (EFG) measurements at the boron sites using the 11B nuclear magnetic resonance (NMR) technique and by performing first-principles calculations. The
Autor:
Olle Eriksson, N. Yu. Shitsevalova, I. V. Svechkarev, A. E. Baranovskiy, O.J. Żogał, G. E. Grechnev, V. B. Filippov, A. V. Logosha
Publikováno v:
physica status solidi c. 3:229-232
The electronic structures of RB 6 , RB 1 2 and RB 2 C 2 borides are studied ab initio by using the full-potential linear muffin-tin orbital method. This study includes the promising materials for spin electronics with reported high temperature ferrom
Publikováno v:
Solid State Communications. 130:215-218
First principles electronic structure calculations have been performed for YH2. From the wave functions and densities of states the various hyperfine interactions necessary for an evaluation of the 89Y spin-lattice relaxation rates are derived. Very
Publikováno v:
Solid State Nuclear Magnetic Resonance. 25:133-137
Proton magnetic resonance absorption spectra of yttrium dihydride (YH2+x), with x=0.10, were recorded in the temperature ranges 4.2–310 K at 36.01 MHz and 150–400 K at 299.8 MHz. The evidence of proton self-diffusion follows from the changes of l
Publikováno v:
Solid State Communications. 122:469-472
We report on the first observation of the 89Y NMR signal in the hexagonal trideuteride phase YD2.98 at 14.7 MHz (7.04 T) and 302 K. In this phase the 89Y nuclei are in an environment characterized by the shift tensor components δiso=361, δ aniso =9