Quantitative evaluation of the contribution of the double-exchange magnetic interaction in the total exchange integral in spiels Cd_1-Cu_Sr₂Se₄( = 0.05, 0.15, 0.20, 0.90, 0.95)KROK-KOWALSKI, J; WARCZEWSKI, J.Journal of magnetism and magnetic materials. 1990, Vol 83, Num 1-3, pp 485-486, issn 0304-8853, 2 p.Conference Paper

Correlations of the magnetic and electrical properties with the ionic radii of cations and anions for the series of ternary and quaternary spinel-type chromium compoundsKROK-KOWALSKI, J; WARCZEWSKI, J; NIKIFOROV, K et al.Journal of alloys and compounds. 2001, Vol 315, Num 1-2, pp 62-67, issn 0925-8388Article

Spin-glass-like behaviour and magnetic order in Mn[Cr_0.5Ga_1.5]S₄ spinelsGRON, T; KROK-KOWALSKI, J; PACYNA, A. W et al.The Journal of physics and chemistry of solids. 2009, Vol 70, Num 5, pp 900-905, issn 0022-3697, 6 p.Article

Double exchange magnetic interaction and giant negative magnetoresistivity in the spin glass state of the new compound CuCr1.6Sb0.4S4WARCZEWSKI, J; KROK-KOWALSKI, J; KOROLEVA, L. I et al.Journal of alloys and compounds. 2001, Vol 319, Num 1-2, pp 7-13, issn 0925-8388Article

Influence of the substitution of Cu ions for Cd ions on the crystallographic and magnetic properties of Cd_1-xCu_xCr₂Se₄ spinelsKROK-KOWALSKI, J; REJ, H; GRON, T et al.Journal of magnetism and magnetic materials. 1994, Vol 137, Num 3, pp 329-338, issn 0304-8853Article

Effect of double exchange on thermoelectric power of Cu_xCo_yCr_zSe₄GRON, T; MAZUR, S; DUDA, H et al.Journal of alloys and compounds. 2009, Vol 467, Num 1-2, pp 112-119, issn 0925-8388, 8 p.Article

Giant negative magnetoresistance in the vicinity of the ferromagnetic phase transition TC in Sm0.55Sr0.45MnO3WARCZEWSKI, J; KROK-KOWALSKI, J; KOROLEVA, L. I et al.Journal of alloys and compounds. 2007, Vol 430, Num 1-2, pp 43-46, issn 0925-8388, 4 p.Article

Nonlinear magnetic susceptibility and the spin glass state in the new nonstoichiometric spinel compounds Cu_1+xCr_15+ySb_0.5+zSe_4+t (where -0.02 ≤ x ≤ 0.01, 0.03 ≤ y ≤ 0.35, -0.2 ≤ _z ≤ -0.02, 0.01 ≤ t ≤ 0.08)KROK-KOWALSKI, J; WARCZEWSKI, J; DUDA, H et al.Journal of alloys and compounds. 2007, Vol 430, Num 1-2, pp 39-42, issn 0925-8388, 4 p.Article

On the statistical background of the correlation of the magnetic and electrical properties as well as of the creation of a spin-glass state in spinels with chromiumWARCZEWSKI, J; KROK-KOWALSKI, J; GUSIN, P et al.The Journal of physics and chemistry of solids. 2005, Vol 66, Num 11, pp 2044-2048, issn 0022-3697, 5 p.Conference Paper

Metamagnetism, giant negative magnetoresistance and spin glass state in the Sm1-xSrxMnO3 (x=0.33, 0.45) and RE0.55Sr0.45MnO3 (RE0.55 = Eu0.397Nd0.153, Tb0.25Nd0.30) manganites as well as in the CuCr2X4 (X = S, Se) spinels doped with SbWARCZEWSKI, J; KROK-KOWALSKI, J; GUSIN, P et al.Journal of alloys and compounds. 2008, Vol 464, Num 1-2, pp 38-41, issn 0925-8388, 4 p.Article

Magnetic properties of the single crystals of ZnCr_2-xIn_xSe₄ (0.0<x<0.15)KROK-KOWALSKI, J; WARCZEWSKI, J; MYDLARZ, T et al.Journal of magnetism and magnetic materials. 1992, Vol 111, Num 1-2, pp 50-52, issn 0304-8853Article

Spin glass state and its correlations with the magnetic and electrical properties as well as with the defectiveness in the spinels CuCr₂X₄ (X = S, Se) doped with SbKROK-KOWALSKI, J; WARCZEWSKI, J; KITA, A et al.Journal of alloys and compounds. 2007, Vol 430, Num 1-2, pp 47-53, issn 0925-8388, 7 p.Article

The influence of the concentration of Sb ions onto the local crystal and electronic structures of CuCr2-xSbxS4 (x = 0.3, 0.4, 0.5) studied by XANES and EXAFS measurements and LAPW numerical calculationsZAJDEL, P; KISIEL, A; DEMIN, R. V et al.Journal of alloys and compounds. 2005, Vol 401, Num 1-2, pp 145-149, issn 0925-8388, 5 p.Conference Paper

Influence of the Sb concentration onto the spin glass state in the spinel compounds CuCr2-xSbxS4 (where x = 0.3, 0.4)KROK-KOWALSKI, J; WARCZEWSKI, J; GUSIN, P et al.Journal of magnetism and magnetic materials. 2002, Vol 242-45, pp 921-923, issn 0304-8853, 2Conference Paper

Electrical and optical properties of AVO₄ (A=Fe, Cr, Al) compoundsGRON, T; DUDA, H; KROK-KOWALSKI, J et al.Radiation effects and defects in solids. 1995, Vol 133, Num 4, pp 341-348, issn 1042-0150Article

Antimony valence and the magnetization processes in the spinels (Cu)[CrSb]Se₄KROK-KOWALSKI, J; WARCZEWSKI, J; GUSIN, P et al.Journal of alloys and compounds. 2009, Vol 478, Num 1-2, pp 14-18, issn 0925-8388, 5 p.Article

Percolation limit and stability conditions for the spin glass state in the spinel families based on the two matrices CuCr2S4 and CuCr2Se4 doped by Sb ionsKROK-KOWALSKI, J; WARCZEWSKI, J; PACYNA, A et al.Journal of physics. Condensed matter (Print). 2009, Vol 21, Num 3, issn 0953-8984, 035402.1-035402.5Article

Giant magnetoresistance in spinel CuCr1.6Sb0.4S4KOROLEVA, L. I; DEMIN, R. V; WARCZEWSKI, J et al.Physica status solidi. A. Applied research. 2002, Vol 189, Num 3, pp 853-857, issn 0031-8965Conference Paper

On the relation of the r_o/r_a versus r_t/r_a plot with direct and RKKY exchanges in the compounds containing chromiumWARCZEWSKI, J; KROK-KOWALSKI, J; GUSIN, P et al.Physica status solidi. A. Applied research. 2002, Vol 189, Num 3, pp 965-970, issn 0031-8965Conference Paper

Ternary chlorides in the systems CsCl/ErCl₃ and RbCl/ErCl₃KROK-KOWALSKI, J; SEIFERT, H.-J; BÜCHEL, D et al.Thermochimica acta. 1996, Vol 282-83, pp 297-304, issn 0040-6031Article