Multiple protostellar systems-I. A deep near infrared survey of Taurus and Ophiuchus protostellar objects

G Duchene, J Bouvier, S Bontemps, P André… - Astronomy & …, 2004 - aanda.org
We performed a deep infrared imaging survey of 63 embedded young stellar objects (YSOs)
located in the Taurus and Ophiuchus clouds to search for companions. The sample includes …

The effect of Bi-2212 phase on the weak link behavior of Bi-2223 superconductors

H Salamati, P Kameli - Physica C: Superconductivity, 2004 - Elsevier
A systematic study of the weak link behavior for (Bi, Pb) 2Sr2Ca2Cu3Oy (Bi-2223)
polycrystalline samples has been done using the electrical resistivity and AC susceptibility …

The effect of sintering temperature on the intergranular properties of Bi2223 superconductors

P Kameli, H Salamati, M Eslami - Solid state communications, 2006 - Elsevier
A systematic study of the intergranular properties of (Bi, Pb) 2Sr2Ca2Cu3Oy (Bi2223)
polycrystalline samples has been done using the electrical resistivity and Ac susceptibility …

AC susceptibility study of Bi1. 66Pb0. 34Sr2Ca2− xMgxCu3Oy (x= 0, 0.2 and 0.4) superconductor systems

P Kameli, H Salamati, I Abdolhosseini - Journal of alloys and compounds, 2008 - Elsevier
A systematic study of the intergranular properties of Bi1. 66Pb0. 34Sr2Ca2− xMgxCu3Oy (x=
0, 0.2 and 0.4) samples has been done, using the AC susceptibility technique. The samples …

Influence of low temperature–low oxygen pressure post-annealing on critical current density of Bi (Pb) 2223/Ag superconductors

H Deng, P Hua, W Wang, C Dong, H Chen, F Wu… - Physica C …, 2000 - Elsevier
A Bi (Pb) 2223/Ag multifilamentary tape was manufactured using the traditional PIT method.
A series of the short samples cut from the tape were used to investigate the effect of low …

Investigation of Sm substitution on structural and superconducting properties of Y1Ba2− xSmxCu3O7− δ superconductors

L Sharifzadegan, H Sedghi - Physica C: Superconductivity and its …, 2018 - Elsevier
In this work, samples of a nominal composition Y 1 B a 2− x S mx C u 3 O 7− δ With Sm
substitution (X= 0.00, 0.01, 0.03, 0.05) were prepared by the solid state reaction method …

Sinter-forging conditions, texture and transport properties of Bi-2212 superconductors

R Caillard, V Garnier, G Desgardin - Physica C: Superconductivity, 2000 - Elsevier
The optimization of the sinter-forging process of the Bi–Sr–Ca–Cu–O (2212)
superconducting ceramic, synthesized by a polymer matrix method has been done. The …

The effect of Bi2201 phase on the intergranular critical field and current density in Bi2223 superconductors

E Guilmeau, B Andrzejewski, G Desgardin - Physica C: Superconductivity, 2002 - Elsevier
The phase equilibria between Bi2201, Bi2212 and Bi2223 were established relative to the
sintering temperature. By improving the sintering conditions (temperature, intermediate …

Thermomechanical treatment, structure and transport currents in multicore Bi (2223)/Ag tapes

P Kováč, I Hušek, A Rosova, W Pachla - Physica C: Superconductivity, 1999 - Elsevier
A set of 19 filament Bi (2223)/Ag tapes differing in thermomechanical treatment were
analyzed structurally (XRD, SEM and TEM) and electrically by transport Ic measurement in …

Investigation of a multi-set-point first heat treatment methodology for the silver-sheathed (Bi, Pb) 2Sr2Ca2Cu3Ox composite conductor

RM Baurceanu, VA Maroni, NM Merchant… - Superconductor …, 2002 - iopscience.iop.org
A new type of first heat treatment procedure for the silver-sheathed (Bi, Pb) 2 Sr 2 Ca 2 Cu 3
O x composite conductor (Ag/Bi-2223) has been investigated. This new procedure consists …