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Title: The transport behavior near the junction interface in ramp Josephson junctions with a graded barrier

Journal Article · · International Journal of Modern Physics B

The stationary properties of high-{Tc} ramp type Josephson junctions with a graded Y{sub 1{minus}x}Pr{sub x}Ba{sub 2}Cu{sub 3}O{sub y} barrier have been studied. In such a structure the composition of the Y{sub 1{minus}x}Pr{sub x}Ba{sub 2}Cu{sub 3}O{sub y} barrier is continually changed as x increasing from 0 to 1 at one side of the PrBCO and vice versa at the other side. The critical current of these junctions showed a nearly linear dependence on the temperature. The experimental results were discussed in comparing with theoretical models.

Research Organization:
Univ. of Hong Kong (HK)
OSTI ID:
20015164
Journal Information:
International Journal of Modern Physics B, Vol. 13, Issue 29-31; Conference: Second International Conference of New Theories, Discoveries and Applications of Superconductors and Related Materials (New{sup 3}SC-2), Las Vegas, NV (US), 06/01/1999; Other Information: PBD: 20 Dec 1999; ISSN 0217-9792
Country of Publication:
United States
Language:
English