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Critical-current reduction in thin superconducting wires due to current crowding

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Academic year: 2021

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Figure

Fig. 2 shows examples of the four patterns we used to test the theoretical predictions of Ref
FIG. 2. SEM images of test structures measured in these experiments: (a) a straight line segment; (b) an optimally rounded 90  bend; (c) a 90  bend;
FIG. 4. Temperature dependence of (a) the critical current I c and (b) the width of the critical current distribution DI c for straight wires (black squares), optimally rounded corners (blue circles), sharp corners (red  trian-gles), and a wire with a stub

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