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Diffusion and growth mechanism of superconductor grown by bronze technique
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10.1063/1.3453502
/content/aip/journal/apl/96/23/10.1063/1.3453502
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/23/10.1063/1.3453502

Figures

Image of FIG. 1.
FIG. 1.

Scanning electron image of the interdiffusion zone, where is grown in the Nb/(Cu–Sn) diffusion couple at annealed for 330 h (Ref. 3).

Image of FIG. 2.
FIG. 2.

Nearest neighbors are shown in with A15 crystal structure (a) Sn atom is surrounded by 12 Nb atoms and (b) Nb atom is surrounded by 10 Nb atoms and 4 Sn atoms.

Image of FIG. 3.
FIG. 3.

(a) Growth rate of the product phase in Cu(Sn)/Nb diffusion couple for two different atom percentages of Sn, 7 and 8 at. % are shown. (b) Activation energy for the parabolic growth for two different atom percentages of Sn, 7 and 8 at. % are shown (Ref. 3).

Image of FIG. 4.
FIG. 4.

Isothermal section from the Nb–Cu–Sn system at . The contact line between the two end-compositions of the diffusion couple and the corresponding diffusion path is also shown.

Tables

Generic image for table
Table I.

The difference in chemical potential of elements between two different interfaces as shown in Fig. 1 is listed.

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/content/aip/journal/apl/96/23/10.1063/1.3453502
2010-06-10
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Diffusion and growth mechanism of Nb3Sn superconductor grown by bronze technique
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/23/10.1063/1.3453502
10.1063/1.3453502
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