Now showing items 1-10 of 25
Calculation of the diffusion coefficient of Au in Bi-2223 superconductors
(Iop Publishing Ltd, 2007)
Undoped Bi-2223 samples were prepared using a conventional solidstate reaction method. Doping of Au in Bi-2223 was carried out by means of diffusion from an evaporated Au film on pellets. We have investigated the effect ...
Role of diffusion-annealing time on the mechanical properties of bulk Bi-2223 superconductors diffusion-doped with Au
(Iop Publishing Ltd, 2007)
In order to investigate the role of Au doping and diffusion-annealing duration on the mechanical properties of Bi - Pb - Sr - Ca - Cu - O, Bi1.8Pb0.35Sr1.9Ca2.1Cu3Oy superconductors were prepared by standard solid- state ...
Investigation of mechanical and superconducting properties of iron diffusion-doped Bi-2223 superconductors
The mechanical and superconducting properties of the Fe diffusion-doped (Bi-Pb)-2223 superconductor have been investigated. First, iron was evaporated on Bi-2223 superconductor and then the Fe layered superconductor was ...
The effect of Sm -> Ca substitution on mechanical properties of BSCCO superconductors
(Physical Soc Republic China, 2007)
In order to investigate the effects of Sm substitution on the mechanical properties of Bi-Pb-Sr-Ca-Cu-O, Bi1.6Pb0.4Sr2Ca2-xSmxCu3Oy superconductors with x = 0.0, 0.0005, 0.001, 0.005, 0.01, 0.1, 0.5, 1.0, 1.5 were prepared ...
Pregnancy associated plasma protein-A levels in allergic rhinitis
(Blackwell Publishing, 2006)
[No Abstract Available]
The role of Lu doping on microstructural and superconducting properties of Bi2Sr2CaLuxCu2Oy superconducting system
Lutetium (Lu) added Bi2Sr2CaLuxCu2Oy superconducting samples with x = 0, 0.1, 0.3, 0.5, 0.7 and 1.0 are prepared by solid-state reaction method and annealed at 840 A degrees C for 50 h. The heating and cooling rates of the ...
Investigation of microstructural, Vickers microhardness and superconducting properties of YBa2Cu3-xGdxO7-delta (0 a parts per thousand currency sign x a parts per thousand currency sign 0.150) superconducting ceramics via experimental and theoretical approaches
This study manifests the change of pinning mechanism, electrical, structural, physical, mechanical and superconducting properties of YBa2Cu3-xGdxO7-delta superconductors samples prepared by the conventional solid-state ...
Preparation, structural and micromechanical properties of (Al/Mg) co-doped ZnO nanoparticles by sol-gel process
Zn0.90Mg0.10-xAlxO (x = 0.0, 0.1, 0.2, 0.3, 0.4, 0.5 and 0.10) nanoparticles were prepared by using sol-gel technique. The effects of Al and Mg doping on the structural and mechanical properties were investigated by using ...
Effect of annealing time on the structural, optical and electrical characteristics of DC sputtered ITO thin films
Using an Indium tin oxide (ITO) ceramic target (In2O3:SnO2, 90: 10 wt%), ITO thin films were deposited by conventional direct current magnetron sputtering technique onto glass substrates at room temperature. The obtained ...
Role of diffusion-annealing time on the superconducting, microstructural and mechanical properties of Cu-diffused bulk MgB2 superconductor
In this study, the effect of various annealing time (0.5, 1, 1.5 and 2 h) on microstructural, mechanical and superconducting properties of the Cu-diffused bulk MgB2 superconducting samples is investigated using X-ray ...