Discovery of a metastable π-state in a superfluid 3He weak link

Nature

Volumn 392, Issue 6677, 1998, Pages 687-690

  Backhaus, S ^a   Pereverzev, S ^a   Simmonds, R W ^a   Loshak, A ^a   Davis, J C ^a   Packard, R E ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

HELIUM;

ARTICLE; CALIBRATION; CHEMICAL BINDING; CONDUCTOR; LIQUID; OSCILLATION; PRIORITY JOURNAL; QUANTUM MECHANICS; TEMPERATURE;

EID: 0032537195     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/33629     Document Type: Article

References (19)

1. Bulaevskii, L, N., Kuzii, V. V. & Sobyanin, A. A. Superconducting system with weak coupling to the current in the ground state. JETP Lett. 25, 290-293 (1977).
2. Geshkenbein, V. B., Larkin, A. I. & Barone, A. Vortices with half magnetic flux quanta in "heavy fermion" superconductors. Phys. Rev. B 36, 235-238 (1987).
3. Wollman, D. A., Van Harlingen, D. J., Lee, W. C., Ginsberg, D. M. & Legett, A. J. Experimental determination of the superconducting pairing state in YBCO from the phase coherence of YBCO-Pb dc SQUIDs. Phys. Rev. Lett. 74, 797-801 (1993).
4. 6.9. Phys. Rev. B 50, 6530-6533 (1994).
5. 7-δ. Phys. Rev. Lett. 74, 4523-4527 (1995).
6. 7-δ. Phys. Rev. Lett. 73, 593-597 (1994).
7. 7-δ. Nature 373, 225-229 (1995).
8. 6+δ superconductors. Science 271, 329-332 (1996).
9. Smerzi, A., Fantoni, S., Giovanazzi, S. & Shenoy, S. R. Quantum coherent atomic tunneling between two trapped Bose-Einstein condensates. Phys. Rev. Lett. 79, 4950-4953 (1997).
10. 3He. Nature 388, 449-451 (1997).
11. Paik, H. J. Superconducting tunable-diaphragm transducer for sensitive acceleration measurements. J. Appl. Phys. 47, 1168-1178 (1976).
12. Tilley, D. R. & Tilley, J. Superfluidity and Superconductivity (Hilger, New York, 1990).
13. 3He-B. J. Low Temp. Phys. 62, 277-300 (1986).
14. Backhaus, S., Pereverzev, S. V., Loshak, A., Davis, J. C. & Packard, R. E. Direct measurement of the current-phase relation of a superfluid He-3-B weak link. Science 278, 1435-1438 (1997).
15. Barone, A. & Paterno, G. Physics and Applications of the Josephson Effect Section 1.6 (Wiley, New York, 1982).
16. x2 - y2 symmetry. Rev. Mod. Phys. 67, 515-535 (1997).
17. 7-δ and Pb: direct evidence for mixed order parameter symmetry in high-Tc superconductors. Phys. Rev. Lett. 79, 3050-3053 (1997).
18. Vollhardt, D. & Wolfle, P. The Superfluid Phases of Helium-3 Section 7-2 (Taylor & Francis, New York, 1990).
19. 3He. Europhys. Lett. 7, 441-446 (1998).