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Microstructure and superconductivity of Ir-doped superconductor
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10.1063/1.3290983
/content/aip/journal/apl/96/1/10.1063/1.3290983
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/1/10.1063/1.3290983

Figures

Image of FIG. 1.
FIG. 1.

Powder x-ray diffraction patterns for samples with , 0.10, 0.15, and 0.20. Backscattered electron images for the samples with (b) and 0.20 (c). The white phase is the phase.

Image of FIG. 2.
FIG. 2.

Temperature dependence of resistivity normalized to (300 K) for . The curves are vertically offset and separated by 0.2 units for clarity. Inset: enlarged temperature dependence of the resistivity around .

Image of FIG. 3.
FIG. 3.

(a) Temperature dependence of magnetization for samples. The data was measured under conditions of zero field cooling (ZFC) and field cooling (FC) at . (b) Temperature dependence of the resistivity, , for the sample under different applied fields from 0 to 10 T. Inset: the upper critical filed as a function of temperature.

Image of FIG. 4.
FIG. 4.

Calculated Fermi surfaces of with . (a) , (b) . (c) Lattice parameter ratio of as a function of x for ( and Ir). Data for is taken from Ref. 14.

Tables

Generic image for table
Table I.

Lattice parameters of the -axis and -axis, onset SC transition and midpoint SC transition temperatures for samples.

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/content/aip/journal/apl/96/1/10.1063/1.3290983
2010-01-08
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Microstructure and superconductivity of Ir-doped BaFe2As2 superconductor
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/1/10.1063/1.3290983
10.1063/1.3290983
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