REVERSIBILITY AND NOISE SENSITIVITY OF JOSEPHSON ARRAYS

被引:37
作者
TSANG, KY [1 ]
STROGATZ, SH [1 ]
WIESENFELD, K [1 ]
机构
[1] MIT,DEPT MATH,CAMBRIDGE,MA 02139
关键词
D O I
10.1103/PhysRevLett.66.1094
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We predict that series arrays of point-contact Josephson junctions, shunted by a resistive load, should be unusually sensitive to noise. This behavior stems from a dynamical symmetry which prohibits the existence of in-phase attractors. Simulations verify that breaking the symmetry can radically improve the phase-locking performance of the array.
引用
收藏
页码:1094 / 1097
页数:4
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