ANOMALOUS LITTLE-PARKS OSCILLATIONS IN MESOSCOPIC LOOPS

被引:82
作者
VLOEBERGHS, H
MOSHCHALKOV, VV
VANHAESENDONCK, C
JONCKHEERE, R
BRUYNSERAEDE, Y
机构
[1] INTERUNIV MICROELECTR CTR, B-3001 LOUVAIN, BELGIUM
[2] MV LOMONOSOV STATE UNIV, DEPT PHYS, HIGH TC SUPERCONDUCT LAB, MOSCOW, USSR
关键词
D O I
10.1103/PhysRevLett.69.1268
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Anomalous resistance oscillations have been observed in mesoscopic superconducting Al loops. As for the classical Little-Parks effect, the oscillation period is governed by the superconducting fluxoid quantization. The oscillation amplitude shows, however, an unusual magnetic-field and current dependence for low flux quanta, which is completely different from the Little-Parks oscillations.
引用
收藏
页码:1268 / 1271
页数:4
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