Search Results - "Stepanov, Yu.P."

Anisotropic pinning defects in BaZrO3-doped YBa2Cu3O6+x films in high magnetic fields by Traito, K., Safonchik, M., Peurla, M., Huhtinen, H., Paturi, P., Shakhov, M.A., Stepanov, Yu.P., Laiho, R.

“…Angular dependence of the resistivity, the irreversibility field and the critical current of undoped and BaZrO3-(BZO)-doped YBa2Cu3O6+x (YBCO) thin films are…”
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Superconducting Properties of Films Deposited From Micro-, Nanocrystalline and Optimally BZO-Doped YBCO Targets by Huhtinen, H., Peurla, M., Shakhov, M.A., Stepanov, Yu.P., Paturi, P., Raittila, J., Palai, R., Laiho, R.

“…Thin YBa 2 Cu 3 O 6+x (YBCO) films are prepared by pulsed laser deposition (PLD) from pure micro- (mu) and nanocrystalline (n) targets and a n-target optimally…”
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Effect of excess oxygen on the electrical and magnetic properties of [La.sub.1-x][Ag.sub.x]Mn[O.sub.3] at 77 K T 300 K by Baikov, Yu.M, Nikulin, E.I, Stepanov, Yu.P

“…A study has been made of the magnetic and electrical properties of oxygen-enriched [La.sub.1-x][Ag.sub.x]Mn[O.sub.3.1] manganites at 77 K < T < 300 K. The…”
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Persistent photoconductivity of ZnO by Laiho, R., Stepanov, Yu.P., Vlasenko, M.P., Vlasenko, L.S.

“…Persistent photoconductivity is observed in ZnO single crystals and ceramics together with persistence of electron paramagnetic resonance (EPR) spectra of…”
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Preparation of superconducting YBa2Cu3O7−δ nanopowder by deoxydation in Ar before final oxygenation by Raittila, J, Huhtinen, H, Paturi, P, Stepanov, Yu.P

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Anisotropic pinning defects in BaZrO 3-doped YBa 2Cu 3O 6+ x films in high magnetic fields by Traito, K., Safonchik, M., Peurla, M., Huhtinen, H., Paturi, P., Shakhov, M.A., Stepanov, Yu.P., Laiho, R.

“…Angular dependence of the resistivity, the irreversibility field and the critical current of undoped and BaZrO 3-(BZO)-doped YBa 2Cu 3O 6+ x (YBCO) thin films…”
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Low-field magnetic properties of LaMnO3+δ with 0.065≤δ≤0.154 by Laiho, R., Lisunov, K.G., Lähderanta, E., Petrenko, P.A., Salminen, J., Stamov, V.N., Stepanov, Yu.P., Zakhvalinskii, V.S.

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Preparation of superconducting YBa 2Cu 3O 7− δ nanopowder by deoxydation in Ar before final oxygenation by Raittila, J, Huhtinen, H, Paturi, P, Stepanov, Yu.P

“…Superconducting YBa 2Cu 3O 7− δ nanopowder is prepared by the citrate-gel modification of the sol–gel method. Most important advantages of this method are the…”
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Low-field magnetic properties of LaMnO 3+ δ with 0.065≤ δ≤0.154 by Laiho, R., Lisunov, K.G., Lähderanta, E., Petrenko, P.A., Salminen, J., Stamov, V.N., Stepanov, Yu.P., Zakhvalinskii, V.S.

“…In a weak (B=2 G) magnetic field LaMnO 3+ δ exhibits at δ=0.065 below the paramagnetic-to-ferromagnetic (FM) Curie temperature, T C, a mixed (spin-glass and…”
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Microwave absorption in micron- and nano-size YBaCuO powders by Laiho, R, Lähderanta, E, Stepanov, Yu.P, Vlasenko, L.S

“…Size-dependent effects of microwave absorption are investigated in micron and submicron size YBaCuO powders. It is shown that the hysteresis and step-like…”
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Field-modulated microwave absorption in thin YBaCuO films by Huhtinen, H, Laiho, R, Lähderanta, E, Paturi, P, Stepanov, Yu.P, Vlasenko, L.S

“…Hysteretic behaviour of field-modulated microwave absorption is investigated in thin YBaCuO films with thickness d≈50 or 400 nm, by scanning the external…”
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Magnetization of submicron superconducting YBCO particles: isolated single vortices versus critical state model by Fleisher, V.G., Laiho, R., Lähderanta, E., Stepanov, Yu.P., Traito, K.B.

“…Strong suppression of the ratio of the thermoremanent ( M TR) and the field-cooled ( M FC) magnetizations M TR/ M FC, exceeding two orders of magnitude, when…”
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Temperature dependence of the Meissner penetration length in submicron vortex-free and vortex-trapped YBaCuO particles: test for applicability of the modified London equation by Blinov, E.V., Fleisher, V.G., Laiho, R., Lähderanta, E., Stepanov, Yu.P., Traito, K.B.

“…To test the applicability of the modified London equation (MLE) the method based on comparison of the temperature dependencies of the penetration length λ ab…”
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Temperature dependence of the magnetic field penetration depth versus oxygen ordering in submicron YBCO particles by Fleisher, V.G., Laiho, R., Lähderanta, E., Stepanov, Yu.P., Traito, K.B.

“…The influence of oxygen ordering on the temperature dependence of the magnetic field penetration depth λ is investigated in submicron YBa 2Cu 3O 6+ x particles…”
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