Zakład St

thin magnetic films; interlayer exchange coupling; nanocrystyalline and amorphous thin films; colossal magnetoresistance; tunneling magnetoresistance; granular giant magnetoresitive ribbons; amorphous magnetic ribbons; nanocrystalline soft magnetic materials; rare earth-transition metal compounds; nanocomposite magnets; electron transport and magnetic properties, magnetic alloys and rare earth; perovskite manganites; computer simulations;

Technology: e-beam evaporation; flash evaporation; melt spinning in inert atmosphere; solid-state reaction; powder metalurgy; mechanical alloying; isostatic pressing;

Measurement equipment: FMR, VSM, XRD, transport measurements (CMR, TMR, GMR, I(V)); spectromag 4000; DSC; Faraday balance;

Research_group

PUBLICATIONS

PUBLICATIONS 1995

1. J. Baszynski, T. Tolinski, P.B. Sczaniecki,

FMR Evidence of the Magnetic Coupling in the Ag/Fe/Ag/Fe/Ag Multilayers,

phys. stat. solidi (a) 148, K41 (1995).

2. M. Kopcewicz, B. Idzikowski, J.Kovac, A. Wrzeciono,

Mossbauer Study of the Short Range Order in Amorphous Fe_80-xLa_xB₂₀ Alloys,

J.Magn. Magn. Mater. 140-144, 315 (1995).

3. A. Kowalczyk, V.Ivanov, J. Baszynski,

Exchange Coupling and Coercivity in Dy₃Co₁₁B₄ and Er₃Co₁₁B₄ Compounds,

J. Magn. Magn. Mater. 146, 182 (1995).

4. A. Kowalczyk,

Magnetism in Pr₃Co₁₁B₄,

phys. stat. sol. (a) 151, K49 (1995).

5. A. Kowalczyk, G. Czechowski, V. Ivanov, J.Baszynski,

Electrical Resistivity Dy₃Co₁₁B₄ and Er₃Co₁₁B₄ Compounds,

J. Magn. Magn. Mater. 139, 19 (1995).

6. H. Ratajczak, I. Goscianska,

Magnetoelastic Effect in Thin Films Evaporated from Fe-(Cu-Nb)-Si-B Alloy,

phys. stat. sol. (a) 152, 523 (1995).

7. I. Goscianska, H. Ratajczak, P. Sovak, M. Konc , P. Matta,

Structure and Some Magnetic Properties of FeCuVSiB and FeCuTaSiB Thin Films,

J. Magn. Magn. Mater. 140-144, 709 (1995).

8. H. Ratajczak, I. Goscianska,

Coercive Field of Evaporation Fe-Cu-V-Si-B,

Thin Films, phys. stat. sol. (a) 147, K31 (1995).

9. H. Ratajczak, I. Goscianska,

Badanie Wplywu Powierzchni i Grubosci na Wlasnosci Cienkich

Warstw Stopow o Strukturze Ultra-drobnoziarnistej,

Problemy Eksploatacji 5, 139 (1995).

10. H. Ratajczak, I. Goscianska,

Magnetostriction of Thin Films Prepared from Fe-Cu-Nb-Si-B Alloy,

J. Magn. Magn. Mater. 140-144, 711 (1995).

11. P. Stefanski, V. Ivanov,

Spin Reorientation Transition in HoFe₁₀Si₂ Compound,

J. Magn. Magn. Mater. 140-144 , 1585 (1995).

12. P. Stefanski, V. Ivanov,

Effect of the Vanadium Content on the Rare Earth Anisotropy

Behaviour in DyFe_12-xV_x Compounds,

J. Alloys Compounds 219, 199 (1995).

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Publications

PUBLICATIONS 1996

1. I. Goscianska, H. Ratajczak, P. Sovak, M. Konc , P. Matta,

Structures Changes and Crystallization of Thin Films of Fe-Cu-Nb-U-Si-B Type Alloys,

Acta physica slovaca 46, 155-158 (1996).

2. J. Dudas , A. Feher, I. Goscianska, H. Ratajczak, V. Kavecansky ,

Relationship Between Electrical Resistivity and Crystal Structure of Thulium Thin Films,

Acta physica slovaca 46, 179-182 (1996).

3. I. Goscianska, H. Ratajczak, P. Sovak, P. Matta, M. Konc ,

Magnetic Thin Films of Fe-(Cu-U)-Si-B Alloy,

J. Magn. Magn. Mat, 157/158, 321-322 (1996).

4. K. Chrzumnicka, J. Dubowik, R. Gontarz, I. Goscianska, H. Ratajczak, L. Smardz,

F. Stobiecki, B. Szymanski,

Soft Magnetic Properties of Co/Ti Multilayers,

J. Magn. Magn. Mat, 160, 349-350 (1996).

5. J. Baszynski, T. Tolinski,

Magnetic properties of ultra-thin iron films in Ag/Fe/Ag sandwiches,

J. Magn. Magn. Mat. 160, 345 (1996).

6. J. Baszynski, B. Szymanski and T. Tolinski,

Evidence of the oscillations in the interlayer coupling of Co sublayers across Co-Zr

amorphouse-like spacers,

J. Magn. Magn Mat. 156, 79 (1996).

7. J. Baszynski, T. Tolinski and B. Szymanski,

Biquadratic magnetic coupling in Fe/Zr superlattices,

Phys. Stat. Sol. (a) 153, 179 (1996).

8. B. Idzikowski, J. Kovac,

Magnetism in amorphous Tm_xCo_70-xB₃₀ alloys,

Acta Phys. Slov. 46, 159 (1996).

9. P.Stefanski, W. Suski, K. Wochowski and T. Mydlar,

Ground State Properties of Tm+3 ion in TmNi10Si2,

Solid St. Commun. 97, 465 (1996).

10. A.Kowalczyk, J.Baszynski, A.Szajek, J.Kovac and I.Skorvanek,

Temperature behavior of magnetization of DyCo2 compound,

J. Magn. Magn Mat. 152, L297 (1996).

11. A. Kowalczyk, V. Ivanov,

Temperature dependence of the electrical resistivity of Y3Co11B4

and Gd3Co11B4 compounds,

Phys. Status Sol.(b) 193, 155 (1996).

13. A.Szajek, A.Kowalczyk, J.Baszynski, A.Jezierski, T. Mydlarz,

The magnetic properties of the Laves-phase system Dy(Co1-xAlx)2,

J. Magn. Magn Mat. 157/158, 723 (1996).

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Publications

PUBLICATIONS 1997

1. J. Baszynski, T. Tolinski,

Magnetic anisotropy of Fe Films in MgO/Cu(t_Cu)/Fe/Cu systems,

Acta Physica Polonica A 91, 245 (1997).

2. M. Urbaniak, I. Goscianska, H. Ratajczak,

Thickness Dependence of Giant Magnetoresistance of Co₂₀Ag₈₀ Granular Films,

phys. stat.sol. (a) 160, 121 (1997).

3. A.Szlaferek, J.Baszynski, S.Waplak and K.Jozwiak,

Magnetic properties in Mn powder,

Acta Physica Polonica 92, 311 (1997).

4. A.Szlaferek and A.Wrzeciono,

Formation of MnBi by mechanical alloying,

Acta Physica Polonica 92, 315 (1997).

5. B. Idzikowski, A. Handstein, K.-H. Muller, L. Schultz,

Temperature dependence of magnetization of amorphous Tm-Co-B

alloys; Mean field analysis,

Mat. Sci. Forum 235-238, 801 (1997).

6 B.Idzikowski, K. Nenkov, A. Handstein, A. Hutten, K.-H.Muller,

Composition and temperature dependence of giant magnetoresistance in melt-spun

Co_xCu_100-x ribbons,

Acta Phys. Polonica 92, 307 (1997).

7. B. Idzikowski, M. Wolf, D. Eckert, A. Handstein, K.-H. Muller,

Structure and magnetic properties of melt-spun Nd₂Fe₁₄B/a-Fe/NdCu₂ ribbons,

Materials Science and Engineering A226-228, 672 (1997).

8. B. Idzikowski, M. Wolf, A. Handstein, K. Nenkov, F. Stobiecki, K.-H. Muller:

Inverse giant magnetoresisitance in granular Nd₂Fe₁₄B/a-Fe,

IEEE Trans. Magn. 33, 2559 (1997).

9. K.-H. Muller, B. Idzikowski, D. Eckert, K. Nenkov, H.-J. Engelmann,

A. Teresiak, M. Wolf,

Magnetoresistance and magnetization of melt-spun Dy-Cu alloys,

IEEE Trans. Magn. 33, 3565 (1997).

10. K.V. Kamenev, J. Kamarad, B. Idzikowski, Z. Arnold,

The effect of pressure on Curie temperature of R_xCo_70-xB₃₀

(R=Y, Ho, Tm) amorphous alloys,

J. Magn. Magn. Mater. 167, 254 (1997).

11. A. Kowalczyk,

The intersublattice exchange interactions in the R2Co7B3

Compounds (R=heavy rare earth),

J. Magn. Magn. Mat. 171, 113 (1997).

12. A. Kowalczyk, V. Ivanov,

Electrical resistivity studies on R2Co7B3 (R=Tb, Er, Tm) compounds,

Phys. Status Sol. (b) 201, 443 (1997).

13. A. Kowalczyk, L. Smardz,

Role of boron in Nd(Co1-XB)5 system,

Acta Physica Pol. (A) 92, 285 (1997).

14. A. Kowalczyk, L. Smardz,

Magnetic and electrical study of Tm3Co11B4 compound,

J. Alloys and Compounds 259, 59 (1997).

15. A. Kowalczyk, A.Szajek, J. Baszynski, J. Kovac, G. Chelkowska,

The influence of the partial substitution of Co by Al on the magnetic

properties of DyCo2 compound,

J. Magn. Magn. Mat. 166, 237 (1997).

16. A. Szajek, A. Jezierski, A. Kowalczyk, J. Baszynski S. Bartkowski,

M. Neunann, G. Borstel,

X-ray photoemission spectra of Dy(Co1-XAlX)2 systems,

Acta Physica Pol. (A) 91, 439 (1997).

17. J.Baszynski,

Surface Spin-Wave in Monocrystalline, Epitaxial Layers of Manganese Ferrite,

J. de Phys.IV. 7, C1-447 (1997).

18. P. Stefanski, W. Suski, K. Wochowski and T. Mydlarz,

Ground state properties of Tb⁺³ ion in TbNi₁₀Si₂,

Acta Physica Pol. (A) 92, 281 (1997).

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Publications

PUBLICATIONS 1998

1. J.Baszynski, J.Kovac, A.Kowalczyk,

Experimental evidence of the magnetic properties dependences versus

external electric field for La_1/3Nd_1/3Ca_1/3MnO₃,

Acta physica slovaca 68, 793 (1998).

2. B.Idzikowski, J.Baszynski, I.Skorvanek, K.-H.Muller, D.Eckert,

Microstructure and magnetic properties of amorphous and nanocrystalline

Fe₈₀M₇B₁₂Cu₁ (M=Nb, Ti or Mo) alloys,

J. Magn. Magn. Mater. 177-181, 941 (1998).

3. W.A. Kaczmarek, B.Idzikowski, K.-H.Muller,

XRD and VSM study of nanostructured SrFe₁₂O₁₉ powder,

J. Magn. Magn. Mater., 177-181, 921 (1998).

4. M.Kopcewicz, A.Grabias, B.Idzikowski,

Magnetic properties of nanocrystalline Fe₈Ti₇B₁₂Cu₁ alloy

investigated by the rf-Mö ssbauer technique,

J. Magn. Magn. Mater. 177-181, 1434 (1998).

5. Cs. S.Daroczi, Gy.Dóra, Z.E.Horvath, Z.Homonnay and B.Idzikowski,

Surface investigations on annealed and boron implanted

Fe₈₀Mo₇B₁₂Cu₁amorphous ribbon,

Vacuum 50, 343 (1998).

6. W.A.Kaczmarek, S.J.Campbell, E.Wu, B.Idzikowski, K.-H.Muller,

Structural and magnetic phases in ball milled strontium ferrite,

Materials Science Forum 269-272, 455 (1998).

7. B.Idzikowski, T.Tolinski, J.Kovac , A.Hoser,

Spin waves stiffness constants in amorphous Fe-B-Si-C alloy,

Acta physica slovaca 48, 659 (1998).

8. A.Jezierski, A.Kowalczyk, S.Mahl, M.Neumann, G.Borstel,

Electronic structure of Nd₃Co₁₁B₄,

J. Phys: Condens. Matter 10, (1998) 6277.

9. A.Kowalczyk, L.Smardz, A.Jezierski and J.Baszynski,

X-ray photoemission spectra and and electronic structure of

R₃Co₁₁B₄ (R=Nd, Gd) compounds,

acta physica slovaca 48, 619 (1998).

10. A.Kowalczyk, L.Smardz and A.Jezierski,

Electronic structure and magnetic properties of Gd₃Co₁₁B₄ compound,

J. Magn. Magn. Mater. 190, 205 (1998).

11. A.Kowalczyk and A.Jezierski,

Electron-transport properties and electronic structure of the Nd₃Co₁₁B₄ compounds,

J. Magn. Magn. Mat. 182, 137 (1998).

12. A.Kowalczyk and A.Jezierski,

Electrical resistivity of DyCo₃B₂compound,

J. Magn. Magn. Mater. 188, 361 (1998).

13. I.Goscianska, H.Ratajczak, M.Urbaniak, P.Sovak, A.Zorkovska, P.Matta, M.Konc,

Magnetic properties of thin films of FeCuRSiB type alloys (R-rare earth),

J. Phys. IV France 8, Pr2-233 (1998).

14. H.Ratajczak, I.Goscianska,

Magnetostriction of Fe-(Cu-U)-Si-B thin films,

Molecular Physics Reports 21, 175 (1998).

15. A. Szajek, J. Kovac, A. Kowalczyk,

The electronic and magnetic properties of Dy[Co_1-xSi_x]₂ compound,

Acta physica slovaca 48, 635 (1998).

16. A.Szlaferek,

Magnetic properties of two-phase magnets; a model approach,

J. Alloys Compounds 278, 260 (1998).

17. M.Jurczyk, J.Jakubowicz, A.Szlaferek,

-Fe magnet,aExchange coupled Nd-Fe-Co-M-B/

15^th Int. Workshop on Rare-Earth magnets and their Applications, 1998,

Dresden, Germany, (ed. L. Schultz and K.-H Mueller, vol.I, 271-280)

18. M. Jurczyk, J.Jakubowicz, A.Szlaferek,

Nd-Fe based nanocomposite magnets,

Acta physica slovaca 48, 739 (1998).

19. J.J.Bara, B.F.Bogacz, A.T.Pedziwiatr, P.Stefanski, A.Szlaferek, A.Wrzeciono,

Mössbauer spectral and magnetic investigations of RFe₁₀Cr₂ compounds (R=rare earth),

J. Alloys Compounds 265, 70 (1998).

20. P.Stefanski, A.Handstein, and K.-H.Muller,

Cristal field and exchange interactions in ThMn₁₂-type compounds (R=Tb, Tm),

phys. stat. sol. (b) 207, 199 (1998).

21. T.Tolinski, J.Baszynski,

Magnetic anisotropy and coercivity in MgO/Fe(t_Fe)/Ag films,

J. Phys. IV France 8, Pr2-229 (1998).

22. T.Tolinski, J.Baszynski,

Anomalous Coercivity in Hysteresis Loops of Antiferromagnetically Coupled

Fe/Ag/Fe Trilayers on MgO(001) Substrates,

phys. stat. sol. (a) 169, 139 (1998).

23. I.Goscianska, T.Tolinski, P.Sovak, H.Ratajczak, M.Konc,

Magnetic properties of Fe₈₆Zr₇B₆Cu₁ thin films,

Acta physica slovaca 48, 731 (1998).

24. I.Goscianska, T.Tolinski, P.Sovak, H.Ratajczak,

Some magnetic properties of Co-rich flash evaporated thin films,

Acta physica slovaca 48, 735 (1998).

25. I.Danielewicz-Ferchmin, A.R.Ferchmin, A.Szlaferek,

On the interrelations between charge and mass densities within a double layer,

Chem. Phys. Lett. 288, 197 (1998).

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Publications

PUBLICATIONS 1999

1. L. Smardz, A. Jezierski, A. Kowalczyk,

Electronic properties of DyCo₃B₂

J. Magn. Magn. Mat. 205, 209 (1999).

2. M. Timko, A. Szlaferek, A. Zentko, J. Kovac,

Magnetic properties of non-stoichiometric Ufe_x compounds obtained by ball milling,

J. Magn. Magn. Mat. 196-197, 655 (1999).

3. A. Szlaferek,

Microstructure dependence of the magnetic properties of nanocomposed magnets,

J. Alloys Compounds 282, 248 (1999).

4. J. Jakubowicz, A. Szlaferek, M. Jurczyk,

Magnetic properties of nanostructured Nd₂(Fe,Co,Cr)₁₄B/?-Fe magnets,

J. Alloys Compounds 283, 307 (1999).

5. M. Miglierini, M. Kopcewicz, B. Idzikowski, Z. E. Horvath,

A. Grabias, A.Skorvanek, P. Dluzewski, Cs. S. Daroczi,

Structure, hyperfine interactions and magnetic behaviour of amorphous and

nanocrystalline Fe₈₀M₇B₁₂Cu₁ (M= Nb, Ti or Mo) alloys,

J. Appl. Phys. 85, 1014 (1999).

6. M. Kopcewicz, A. Grabias, I. Skorvanek, J. Marcin, B. Idzikowski,

Moessbauer study of the magnetic properties of nanocrystalline Fe80.5Nb7B12.5 alloy,

J. Appl. Phys. 85, 4427 (1999).

7. B. Idzikowski, A. Jezierski, and K. Nenkov,

Magnetic properties, magnetoresistance, and electronic structure of cubic DyCu5,

J. Appl. Phys . 85, 4744 (1999).

8. B. Idzikowski, U.K. Roessler, D. Eckert, K. Nenkov, K.-H. Muller,

Spin-glass-like ordering in giant magnetoresistive CuCo,

Europhys. Lett. 45(6), 714 (1999).

9. U.K. Roessler, B. Idzikowski, D. Eckert, K. Nenkov,

K.-H. Muller, M. Kopcewicz, A. Grabias,

Structural, magnetic and magnetotransport properties of melt-spun Fe10Cu90,

IEEE Trans. Magn. 35, 2841 (1999).

10. B. Idzikowski, U.K. Rodler, A. Handstein, D. Eckert, M. Wolf, K. Nenkov, K.-H. Muller,

Glassy dynamics in giant magnetoresistive melt-spun Co-Cu,

J. Magn. 4, 76 (1999).

11. A. Grabias, M. Kopcewicz, B. Idzikowski,

Moessbauer study of the nanocrystalline Fe₈₀Ti₇B₁₂ Cu₁ alloy,

Nanostruct. Mater. 12, 899 (1999).

12 J. Baszynski, J. Kovac, A. Kowalczyk,

Exchange interaction between ferromagnetic and antiferromagnetic

phases in La_1/3Nd_1/3Ca_1/3MnO₃,,

J. Magn. Magn. Mat. 195, 93 (1999).

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Publications

PUBLICATIONS 2000

1. J. Baszynski, F. Walz, T. Tolinski,

Is the insulator-metal transition in perovskites associated with

the bulk magnetic phase transition?,

Sensors and Actuators 81, 37 (2000).

[2] J. Baszyński, T. Toliński, Gigantic low-field tunneling magnetoresistance in

La_0.7Sr_0.3MnO₃ perovskites at room temperature , Advances in Science and Technology 29,

Mass and Charge Transport in Inorganic Materials: Fundamentals to Devices, p.153, (2000).

proceedings of 'Mass and Charge Transport in Inorganic Materials' conference,

Venice-Jesolo Lido-Italy, May 28-June 2, 2000, oral presentation: A1-2: L08.

<<abstract.htm>>

3. I. Goscianska, T. Tolinski, H. Ratajczak, P. Sovak, R. Dlugos, M. Konc,

Magnetic properties of iron-based amorphous and nanocrystalline

Fe-Zr-X-B (X: Cu, Al) alloy films,

Acta Physica Polonica A 97, 463 (2000).

[4] J. Baszyński, B. Idzikowski, T. Toliński, A. Hoser, Correlation between magnetic

phases and insulator-metal transition in La_1/3Nd_1/3Ca_1/3MnO₃ perovskite,

Acta Physica Polonica A 97, 779 (2000).

[5] J. Baszyński, B. Idzikowski, T. Toliński, A. Hoser, Neutron diffraction study of

ferromagnetic ordering in La_1/3Nd_1/3Ca_1/3MnO₃ induced by electric field,

Acta Physica Polonica A 97, 831 (2000).

[5] J. Baszyński, T. Toliński, Magnetotunneling experiments using La_0.7Sr_0.3MnO₃

based break junctions, Acta Physica Polonica A 98, 567 (2000).

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Publications

PUBLICATIONS 2001

[1] A. Kowalczyk, G. Chełkowska, A. Szajek

X-ray photoemission spectra and electronic structure of GdCo₄B compound

Solid State Commun. 120 (2001) 407

[2] ] G. Chełkowska, A. Kowalczyk,, A. Szajek, A. Szlaferek,

X-ray photoemission spectra of UCo₄B compound

J. Magn. Magn.Mat. 236 (2001) 243

[3] A.Jezierski, A. Kowalczyk

Electronic Structure of DyCo₅ and DyCo₃B₂ compounds

Acta Physica Pol.(A) (2001) 100

[4] A.Szajek, A.Kowalczyk, L.Smardz

Influence of local environment on electronic properties of Co atoms in the Tm₃Co₁₁B₄ compound

J. Magn. Magn.Mat. 221 (2001) 119

[5] A. Kowalczyk, J. Baszyński, A. Szajek, A. Ślebarski, T. Toliński,

Electronic structure of doped LaMnO₃ perovskite studied by X-ray photoemission spectroscopy,

J. Phys.: Condens. Matter 13, (2001) 5519

[6] J. Baszyński, T. Toliński

Magneto-tunneling effects in La_1-xSr_xMnO₃ perovskite for x=0.3 and 0.4

Molecular Physics Reports 32, (2001) 52.

[7] M.Miglierini, M.Seberini, I.Toth, R.Grone, K.Vitazek, J.M.Greneche, B.Idzikowski;

Hyperfine field distributions of nanocrystalline alloys;

Scripta Materiala 44 (2001) 1353

[8] M..Miglierini, J-M Greneche,B.Idzikowski

Mossbauer effect study of nanocrystalline Fe-M-B-Cu alloys

Mater.Sci. Eng. 304-306 (2001) 937

[9] S.Ilkovic. M. Reiffers, B.Idzikowski, I. Bartko, K.-H. .Műller,

Electron-quasiparticle interaction and electrical resistivity of cubic _tcontact spectroscopy of cubic TmCu₅

J.Magn. Magn. Mat.226-230 (2001) 953

[10] L. Smardz, A. Szlaferek, A. Wrzeciono, K. Smardz,

Preparation and characterisation of Nd/Co multilayers

VI Konferencja Naukowo-Techniczna Zastosowania komputerów w elektrotechnice”, Poznań/Kiekrz 23-25 kwietnia 2001 r., s. 505-509,

[11] A. Wrzeciono, A. Szlaferek,

Magnesy nanokompozytowe

VI Konferencja Naukowo-Techniczna ” Zastosowania komputerów w elektrotechnice”, Poznań/Kiekrz 23-25 kwietnia 2001 r., s. 509-511,

[12] B.R. Bułka, P. Stefański,

Fano and Kondo resonance in electronic current through nanodvices,

Phys. Rev. Lett. 86 (2001) 5128.

[13] A. Szajek, L. Smardz, A. Szlaferek, A. Kowalczyk,

The electronic structure of the UCo₄B compound,

Acta Physica Polonica A 98 (2000) 599

[14] J. Baszyński, T. Toliński, Gigantic low-field tunneling magnetoresistance in La_0.7Sr_0.3MnO₃ perovskites at room temperature,

Advances in Sciences and technology 29, Mass and Charge Transport in Inorganic Materials, Fundamentas to Devices, p.153 (2000)

[15] J. Baszyński, T. Toliński,

Magnetotunneling experiments using La_0.7Sr_0.3MnO₃ based break junctions,

Acta Physica Polonica 98 (2000) 567

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Publications

PUBLICATIONS 2002

[1] I. Gościańska, T. Toliński, J. Dubowik, H. Ratajczak, P. Sovák, M. Konč,

Magnetic properties of nanocrystalline thin films of Fe-rich alloys,

Czechoslovak Journal of Physics 52, 185 (2002).

[2] A. Kowalczyk, T. Toliński, J. Baszyński, V. Ivanov,

Magneticand transport properties of Tm₂Co₇B₃ compound,

Czechoslovak Journal of Physics 52, 2002.

[3] J. Baszyński, T. Toliński, W. Kowalski, A. Kowalczyk,

Quantized conductance in heteronanocontacts between iron tip and a perovskite electrode

under high-bias voltages,

Czechoslovak Journal of Physics 52, 257 (2002).

[4] J. Baszyński, T. Toliński, W. Kowalski, A. Kowalczyk,

Ballistic magnetoresistance in perovskite magnetonanocontacts under high-bias voltages,

Czechoslovak Journal of Physics 52, 141 (2002).

[5] A. Szajek, A. Kowalczyk, J. Baszyński, T. Toliński, A. Ślebarski,

Core photoemission spectra of oxygen atoms in perovskite manganites La_1-xA_xMnO₃ (A = Sr, Pb),

Czechoslovak Journal of Physics 52, 261 (2002).

[6] J. Baszyński, T. Toliński, A. Kowalczyk, W. Kowalski,

Influence of the electronic structure on the differential conductance in manganite tunnel junctions,

J. Magn. Magn. Matter., 2002 in print.

[7] T. Toliński, G. Chełkowska, A. Kowalczyk, NdNi₄B and DyNi₄B compounds studied by

X-ray photoemission spectroscopy, Solid State Commun. 122 (2002) 145

[8] T. Toliński, A. Kowalczyk, A. Szlaferek, M. Timko, J. Kovac, Magnetic properties of hexagonal

RNi₄B (R = Ce, Nd, Gd, Dy), Solid State Commun. , in press

[9] T. Toliński, M. Pugaczowa-Michalska, G. Chełkowska, A. Szlaferek, A. Kowalczyk,

Electronic structure of GdNi₄B compound, Phys. Stat. Sol. b., in press

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Publications