作者: K Iida , T Kono , T Kaneko , K Katagiri , N Sakai
DOI: 10.1088/0953-2048/17/2/060
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摘要: Ag-added Y–Ba–Cu–O bulk superconductors were joined using Er–Ba–Cu–O solder and different Er211 contents. Microstructural analysis revealed that the volume fraction of at joint with a composition Er123:Er211 = 4:1 was same as for expected initial composition. That is, this seems to be optimum, since mass balance maintained during crystal growth from stage final stage. The trapped-field distribution uniform only single peak indicated strong coupling achieved.