Search Results - "KÖTZLER, J"

Surface superconductivity in niobium for superconducting RF cavities by Casalbuoni, S., Knabbe, E.A., Kötzler, J., Lilje, L., von Sawilski, L., Schmüser, P., Steffen, B.

“…A systematic study is presented on the superconductivity (SC) parameters of the ultrapure niobium used for the fabrication of the nine-cell 1.3 GHz cavities…”
Get full text

Colloidal Crystals of Monodisperse FePt Nanoparticles Grown by a Three-Layer Technique of Controlled Oversaturation by Shevchenko, E., Talapin, D., Kornowski, A., Wiekhorst, F., Kötzler, J., Haase, M., Rogach, A., Weller, H.

“…Colloidal crystals of FePt nanocrystals have been produced by a three‐layer oversaturation technique. Faceted triangular and hexagonal platelets, pyramids, and…”
Get full text

Effect of La-doping on growth and superconductivity of Bi-2212 crystals by Jin, H, Kötzler, J

“…Single crystals of the layered superconductor Bi 2Sr 2(Ca 1− x La x )Cu 2O 8+ δ were successfully grown out by a self-flux method. Upon La-doping, the c-axis…”
Get full text

Temperature-dependent anisotropy effects on FMR and magnetization of FePt2 and CoPt3 nanocrystals by Wiekhorst, F, Shevchenko, E, Weller, H, Kötzler, J

“…We present magnetization isotherms and 9GHz ferromagnetic resonance (FMR) spectra recorded on powders containing 6nm-diameter nanocrystals, prepared by a…”
Get full text

Nanocrystalline soft magnetic materials: intergrain coupling and spin freezing effects by SKORVANEK, I, KOVAC, J, KÖTZLER, J

“…The static and dynamic magnetic properties of the nanocrystalline soft magnetic FeNbB alloys consisting of Fe‐nanograins embedded in an amorphous matrix were…”
Get full text

Growth and superconductivity of La-doped Bi-2201 whiskers by Jin, H, Kötzler, J

“…Superconducting whiskers were grown by the self-flux method from Bi 2Sr 2Ca 0.9La 0.1Cu 2O 8+δ + 0.2Bi 2O 3 melt. The whiskers of composition Bi 1.82Sr 1.38Ca…”
Get full text

Anisotropic dynamical scaling near the vortex-glass transition of twinned YBa2Cu3O7- delta by Kötzler, J, Kaufmann, M, Nakielski, G, Behr, R, Assmus, W

Get full text

Growth and characterization of BiSCCO 2 2 1 2 whiskers from melts containing various La contents by Jin, H, Skwirblies, S, Kötzler, J

“…Bi 2Sr 2− x La x CaCu 2O 8+δ superconducting whiskers were successfully grown from Bi-rich melts containing various La contents. Effect of La-doping on the…”
Get full text

Vortex dynamics in columnar-defected YBCO-films by Baumann, M, Wirth, G, Kötzler, J

“…By high-resolution SQUID-magnetometry, we study the influence of columnar defects of field-equivalent density B φ=1 T on the flux creep in thin YBa 2Cu 3O 7− δ…”
Get full text

Magnetization dynamics below Tc of EuO and EuS : Evidences for effects of dipolar-anisotropic fluctuations by GÖRLITZ, D, KÖTZLER, J

Get full text

Evidence for critical fluctuations in Bloch walls near their disordering temperature by KÖTZLER, J, GARANIN, D. A, HARTL, M, JAHN, L

Get full text

Enhancement of Bose-glass superconductivity in YBa2Cu3O7- delta thin films by Nakielski, G, Rickertsen, A, Steinborn, T, Wiesner, J, Wirth, G, Jansen, AG, Kötzler, J

Get full text

Dipolar Interactions in the Critical Dynamics of Heisenberg Ferromagnets by Kotzler, J

“…It is shown that in contrast to previous assumptions the real magnetic dipole interaction has to be considered as a possible source of deviations of the…”
Get full text

Fluctuation effects on the magnetization dynamics below the Curie temperature of ferro- and ferrimagnets by Kotzler, J., Gorlitz, D., Hartl, M., Marx, C.

“…Measurements of the linear dynamic susceptibility between 1 Hz and 20 GHz are reported for strongly uniaxial and weakly anisotropic cubic model magnets…”
Get full text

Strong critical fluctuations in domain walls in Sr hexaferrite: Effect of magnetic fields by Malang, M., Garanin, D., Kötzler, J.

“…The domain wall (DW) relaxation rate Γw of the uniaxial Sr hexaferrite in the region 0.9TC ≤ TC = 740 K, displays a deep minimum at T = 0.99TC due to a…”
Get full text

Relaxation-coupled order-parameter oscillation in a transverse Ising system by KÖTZLER, J, NEUHAUS-STEINMETZ, H, FROESE, A, GÖRLITZ, D

Get full text

Size and fluctuation effects on the dynamics of linear domain walls in an ising ferromagnet by KÖTZLER, J, GRAHL, M, SESSLER, I, FERRE, J

Get full text

Speeding-up and scaling of domain-wall relaxation near Tc of a uniaxial ferromagnet by GRAHL, M, KÖTZLER, J

Get full text

Structural and magnetic properties of Ni2MnIn Heusler alloy films by Kurfiß, M., Schultz, F., Anton, R., Meier, G., von Sawilski, L., Kötzler, J.

“…By co-evaporation of Ni and an alloy of Mn and In, thin films of the Heusler alloy Ni2MnIn are deposited at temperatures around 300∘C. Electron diffraction…”
Get full text

Domain-wall relaxation near the disorder transition of Bloch walls in Sr hexaferrite by Hartl-Malang, M, Kötzler, J, Garanin, DA

Get full text