Search Results - "Lewandowski, S.J."

Changes in cluster magnetism and suppression of local superconductivity in amorphous FeCrB alloy irradiated by Ar+ ions by Okunev, V.D., Samoilenko, Z.A., Szymczak, H., Szewczyk, A., Szymczak, R., Lewandowski, S.J., Aleshkevych, P., Malinowski, A., Gierłowski, P., Więckowski, J., Wolny-Marszałek, M., Jeżabek, M., Varyukhin, V.N., Antoshina, I.A.

“…We show that сluster magnetism in ferromagnetic amorphous Fe67Cr18B15 alloy is related to the presence of large, D=150–250Å, α-(Fe Cr) clusters responsible for…”
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The effect of magnetic order in amorphous LaSrMnO films on an anomaly in the variable range hopping by Okunev, V.D., Samoilenko, Z.A., Pafomov, N.N., Plehov, A.L., Szymczak, R., Szymczak, H., Lewandowski, S.J.

“…Anomalies of a variable range hopping (VRH) in amorphous LaSrMnO films containing ferromagnetic (FM) and antiferromagnetic (AFM) crystalline clusters are…”
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Influence of a strontium-enriched intergranular cluster network on the electrical conductivity of [In.sub.2][O.sub.3]-SrO ceramics by Samoilenko, Z.A, Okunev, V.D, Lewandowski, S.J, Aleshkevych, P, Nikolaenko, Yu. M, Pushenko, E.I, Abaloshev, O, Gierlowski, P, Bondarchuk, A.N, Glot, A.B

“…A metastable hexagonal R-phase is revealed in polycrystalline [In.sub.2][O.sub.3]-SrO samples, which has the form of a network made up of mesoscopic clusters…”
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Order parameter and barrier height in LaSrMnO cluster glasses by Okunev, V.D., Samoilenko, Z.A., Szymczak, H., Lewandowski, S.J., Szymczak, R.

“…Using the results of magnetization measurements of LaSrMnO cluster glasses, it is shown that the concentration of frozen magnetic moments exponentially…”
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Disordering of the electronic structure of YBaCuO amorphous films upon incorporation of crystalline clusters formed in laser-induced plasma into their composition by Okunev, V. D., Lewandowski, S. J., D’yachenko, T. A., Abal’oshev, A., Gierłowski, P., Isaev, V. A.

“…The effect of crystalline clusters formed in a laser-induced plasma on the optical properties of YBa 2 Cu 3 O 6 + x amorphous films prepared by pulsed laser…”
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Fabrication and microwave properties of Y-Ba-Cu-O and Bi-Ca-Sr-Cu-O thin films by Sobolewski, R., Konopka, J., Kula, W., Gierlowski, P., Konopka, A., Lewandowski, S.J.

“…Studies are reported of the interaction of Y-Ba-Cu-O and Bi-Ca-Sr-Cu-O thin films with microwaves. The films were prepared on cubic zirconia and magnesium…”
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Effect of laser irradiation on the structure and properties of dielectric column clusters in the YBaCuO superconducting films by Okunev, V. D., Samoilenko, Z. A., Lewandowski, S. J., D’yachenko, T. A., Isaev, V. A., Pushenko, E. I., Varyukhin, V. N., Gierlowski, P., Barbanera, S.

“…The effect of laser irradiation on the structure and properties of the YBa 2 Cu 3 O 7 − δ epitaxial super-conducting films ( T c = 90–91 K) that are grown on…”
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Magnetic Properties of FeSeTe Compound Crystallized from Liquid Phase by Lewandowski, S.J., Berkowski, M., Tarenkov, V.Yu, D'yachenko, A.I., Abal'oshev, A., Abal'osheva, I., Gawryluk, D., Domukhovski, V., Sidorov, S.L., Boichenko, D.I.

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Onset of variable-range hopping at ferromagnetic phase nucleation in amorphous paramagnetic LaSrMnO films by Okunev, V.D., Samoilenko, Z.A., Pafomov, N.N., D'yachenko, T.A., Plehov, A.L., Szymczak, R., Baran, M., Szymczak, H., Lewandowski, S.J.

“…The nucleation of ferromagnetic phase in amorphous LaSrMnO films during amorphous state-crystal transition has been studied. It is shown, that due to growth of…”
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Effect of cluster structure on the transition from spin-dependent tunneling to percolation mechanism of conductivity in LaSr(Ca)MnO thin films by Okunev, V.D., Samoilenko, Z.A., Pafomov, N.N., Plehov, A.L., Szymczak, R., Baran, M., Szymczak, H., Lewandowski, S.J., Gierłowski, P., Abal'oshev, A.

“…We found that the transition from spin-dependent tunneling to percolation mechanism of conductivity in monocrystalline LaCa(Sr)MnO films containing metallic…”
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Spin-dependent tunneling in dielectric LaSrMnO films with mesoscopic conducting clusters by Okunev, V.D., Samoilenko, Z.A., Abal'oshev, A., Baran, M., Berkowski, M., Gierłowski, P., Lewandowski, S.J., Szewczyk, A., Szymczak, H., Szymczak, R.

“…The structure and electrical properties of laser-ablated LaSrMnO thin films containing mesoscopic clusters with metallic conductivity in an insulator matrix…”
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Investigation of the metastable states of Josephson multi-junction systems involving high temperature superconductors by Abal’osheva, I.S., Lewandowski, S.J.

“…The properties of Josephson junctions of d-wave superconductors, characterized by unusual, non-sinusoidal current-phase relationship (CPR) have been actively…”
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The influence of the CeO 2 buffered r-sapphire microstructure on the quality of the YBCO films determined by microwave measurements by Gaži, Š., Španková, M., Chromik, Š., Vávra, I., Štrbı́k, V., Gierlowski, P., Lewandowski, S.J., Beňačka, Š.

“…Superconducting YBa 2Cu 3O 7 (YBCO) thin films were prepared by different deposition techniques (magnetron sputtering, laser ablation) on CeO 2 buffered…”
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Strong pinning by correlated and point disorder in YBa 2Cu 3O 7− δ thin films by Abal'osheva, I., Abal'oshev, A., Gierłowski, P., Lewandowski, S.J., van der Beek, C.J., Indenbom, M.V., Konczykowski, M., Barbanera, S.

“…We present a detailed study of the critical current density of YBa 2Cu 3O 7− δ thin films grown by pulsed laser deposition. Among the salient features are the…”
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Acoustic and acoustoelectric studies of manganite films by Ilisavskii, Y., Goltsev, A., Dyakonov, K., Popov, V., Yakhkind, E., Dyakonov, V.P., Gierłowski, P., Klimov, A., Lewandowski, S.J., Szymczak, H.

“…We report on acoustic and acoustoelectric (AE) studies of La sub(0.67)Ca sub(0.33 )MnO sub(3) (LCMO) films deposited on a LiNbO sub(3) substrate. Surface…”
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Acoustoelectric currents in manganite thin films by Dyakonov, K., Goltsev, A., Kulakova, L., Yakhkind, E., Popov, V., Abal’oshev, A.V., Dyakonov, V.P., Gierłowski, P., Klimov, A., Lewandowski, S.J., Szymczak, H.

“…Recently an anomalous acoustoelectrical (AE) effect produced by surface acoustic waves (SAW) in thin La 0.67Ca 0.33MnO 3 films deposited on a piezoelectric…”
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Laser irradiation effects in YBa 2Cu 3O 7 amorphous films by Konopka, J., Lewandowski, S.J., Okunev, V.D., Samoilenko, Z.A., Abal'oshev, A., Abal'osheva, I., Klimov, A., Gierłowski, P., Barbanera, S.

“…The effect of laser irradiation on coupling energy of O and Cu atoms in YBa 2Cu 2O 7 thin films was investigated by measuring the changes in structure, optical…”
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The influence of the CeO2 buffered r-sapphire microstructure on the quality of the YBCO films determined by microwave measurements by GAZI, S, SPANKOVA, M, CHROMIK, S, VAVRA, I, STRBIK, V, GIERLOWSKI, P, LEWANDOWSKI, S. J, BENACKA, S

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Strong pinning by correlated and point disorder in YBa2Cu3O7−δ thin films by Abal'osheva, I., Abal'oshev, A., Gierłowski, P., Lewandowski, S.J., van der Beek, C.J., Indenbom, M.V., Konczykowski, M., Barbanera, S.

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Josephson-like effects in coherent motion of vortices in a periodic potential by Jung, G, Lewandowski, S.J, Shapiro, B.Ya, Yuzhelevski, Y

“…Resonant quasi-Josephson effects induced by coherent vortex motion in artificial reversible periodic potential structures have been investigated. Periodic…”
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