Search Results - "Venturini, EL"

Ferroelectric/relaxor crossover in compositionally disordered perovskites by Samara, G. A., Venturini, E. L.

“…A significant result from research on the influence of hydrostatic pressure on the dielectric properties of compositionally disordered ABO 3 perovskites has…”
Get full text

Synthesis of highly magnetic iron nanoparticles suitable for field structuring using a β-diketone surfactant by Huber, Dale L, Venturini, Eugene L, Martin, James E, Provencio, Paula P, Patel, Rina J

“…We describe the synthesis of highly magnetic iron nanoparticles using a novel surfactant, a β-diketone. We have produced 6 nm iron nanoparticles with an…”
Get full text

Pressure-induced crossover from long-to-short-range order in [Pb(Zn{sub 1/3}Nb{sub 2/3})O{sub 3}]{sub 0.905}(PbTiO{sub 3}){sub 0.095} single crystal by Samara, G. A., Venturini, E. L., Schmidt, V. Hugo

“…A pressure-induced crossover from normal ferroelectric-to-relaxor behavior has been observed in single crystal [Pb(Zn{sub 1/3}Nb{sub 2/3})O{sub 3}]{sub…”
Get full text

Dielectric and magnetic properties of Fe- and Nb-doped CaCu3Ti4O12 by GRUBBS, R. K, VENTUNNI, E. L, CLEM, P. G, RICHARDSON, J. J, TUTTLE, B. A, SAMARA, G. A

Get full text

Synthesis and properties of Tl–Ba–Ca–Cu–O superconductors by Siegal, M. P., Venturini, E. L., Morosin, B., Aselage, T. L.

“…We review the synthesis methods and properties of single crystal, powder, and thin film TlBaCaCuO high-temperature superconducting (Tl-HTS) materials. With…”
Get full text

Time dependent properties of iron nanoparticles by Humfeld, K.D., Giri, A.K., Majetich, S.A., Venturini, E.L.

“…The magnetic relaxation and AC response of dilute dispersions of monodisperse Fe nanoparticles are reported. Magnetic relaxation shows the effect of magnetic…”
Get full text

Enhancement of the superconducting properties of TlBa2CaCu2O7+δ thin films via postannealing by Siegal, M. P., Venturini, E. L., Newcomer, P. P., Morosin, B., Overmyer, D. L., Dominguez, F., Dunn, R.

“…The superconducting properties of TlBa2CaCu2O7+δ(Tl-1212) films are greatly enhanced by annealing in unreactive ambients such as nitrogen at temperatures…”
Get full text

Stability of Tl–Ba–Ca–Cu–O superconducting thin films by Siegal, M. P., Overmyer, D. L., Venturini, E. L., Padilla, R. R., Provencio, P. N.

“…We report the stability of TlBa2CaCu2O7 and Tl2Ba2CaCu2O8 on LaAlO3(100) epitaxial thin films, under a variety of conditions. All films are stable in acetone…”
Get full text

Dipolar centers in incipient ferroelectrics : Mn and fe in KTaO3 by VENTURINI, E. L, SAMARA, G. A, LAGUTA, V. V, GLINCHUK, M. D, KONDOVA, I. V

Get full text

A new hybrid two-zone/crucible furnace process for the growth of epitaxial Tl2Ba2CaCu2O8 superconducting films by Siegal, M. P., Overmyer, D. L., Venturini, E. L., Dominguez, F., Padilla, R. R.

“…Epitaxial Tl2Ba2CaCu2O8 (Tl-2212) films ∼5500 Å thick are grown on LaAlO3(100) substrates using a new hybrid two-zone/crucible furnace process enabling precise…”
Get full text

On Tl-1212 superconductor single crystals: structure and magnetism changes on annealing by Morosin, B., Venturini, E.L., Dunn, R.G., Newcomer, P.P.

“…The complete crystal structure of several single crystals with nominal stoichiometry TlBa 2CaCu 2O 7 (Tl-1212) has been determined by least-squares refinement…”
Get full text

Sequential electron beam evaporated films of Tl2CaBa2Cu2Oy with zero resistance at 97 K by GINLEY, D. S, KWAK, J. F, HELLMER, R. P, BAUGHMAN, R. J, VENTURINI, E. L, MOROSIN, B

Get full text

Low-temperature formation of epitaxial Tl2Ca2Ba2Cu3O10 thin films in reduced O2 pressure by LEE, W. Y, GARRISON, S. M, KAWASAKI, M, VENTURINI, E. L, AHN, B. T, BOYERS, R, SALEM, J, SAVOY, R, VAZQUEZ, J

“…Epitaxial Tl2Ca2Ba2Cu3O10 films on (100) LaAlO3 are prepared by post-annealing 2Tl:2Ca:2Ba:3Cu precursor films at 830–860 °C in ≂0.03–0.15 atm of O2. These…”
Get full text

Stability of the Tl-1223 phases by Aselage, T. L., Venturini, E. L., Voigt, J. A., Miller, D. J.

“…The thermodynamic stability of TlBa2Ca2Cu3O9–y (1223) and substitutionally related phases has been studied by performing extended high-temperature anneals in a…”
Get full text

Strongly enhanced vortex pinning in high-energy, heavy-ion-irradiated, superconducting TlBaCaCuO films by Venturini, E.L., Newcomer, P.P., Schöne, H., Doyle, B.L., Myers, K.E.

“…Lattice damage introduced in high-temperature superconducting Tl 2Ba 2CaCu 2O y thin films by irradiation with 60 MeV Cu 9+ ions produces a large enhancement…”
Get full text

Magnetic response of dilute cobalt nanoparticles in an organic matrix: The effects of aging and interface chemistry by WILCOXON, J. P, VENTURINI, E. L, PROVENCIO, P

Get full text

Importance of thermodynamics and kinetics in the growth of thin film TlBaCaCuO superconductors by Siegal, M.P., Overmyer, D.L., Venturini, E.L., Newcomer, P.P., Dunn, R., Dominguez, F., Padilla, R.R., Sokolowski, S.S.

“…The importance of near-equilibrium thermodynamics in the growth of TlBaCaCuO materials is well-documented; i.e. the independent control of sample temperature,…”
Get full text

Structural and compositional characterization of rubidium-containing crystals of the Tl–Ba–Ca–Cu–O superconductors by Morosin, B, Venturini, E.L, Dunn, R.G, Newcomer Provencio, P, Missert, N, Padilla, R.R

“…Large single crystals of the Tl–Ba–Ca–Cu–O superconductors have been grown from fluxes including up to 30 mol% Rb of the amount of Tl employed. Various phases…”
Get full text

Superconducting properties of strontium copper oxyfluoride, Sr2CuO2F2+δ by MOROSIN, B, VENTURINI, E. L, SCHIRBER, J. E, DUNN, R. G, NEWCOMER, P. P

Get full text

Orthorhombic-tetragonal phase transition in high-temperature superconductor YBa2Cu3O7 by EATOUGH, M. O, GINLEY, D. S, MOROSIN, B, VENTURINI, E. L

“…We have determined the effect of elevated temperature on the crystal structure and lattice parameters of the single-phase high-temperature superconductor…”
Get full text