Summary
We discuss the response of a superconducting weak-link ring to externally applied adiabatic noise and show that this can be used as a probe of the low-lying energy eigenstates of the ring. We compare the observable consequences of this with new experimental results.
Similar content being viewed by others
References
For recent review articles on weak-link phenomena see:A. Widom andY. Srivastava:Phys. Rep.,148, 1 (1987);T. D. Clark:Macroscopic Quantum Objects, inQuantum Implications: Essays in Honour of David Bohm, edited byB. J. Hiley andF. D. Peat (Routledge Kegan Paul, London, 1987), and inSolid State Science, Past Present and Predicted, edited byD. L. Waire andC. G. Windsor (Adam Hilger, Bristol, 1987).
A. O. Caldeira andA. J. Leggett:Phys. Rev. Lett.,46, 211 (1981).
A. O. Caldeira andA. J. Leggett:Ann. Phys. (N.Y.),149, 374 (1983).
A. J. Leggett: inProceedings of the 1983 NATO ASI on Percolation, Localization and Superconductivity (Pergamon, 1984).
A. J. Leggett: inProceedings of the International Symposium on the Foundations of Quantum Mechanics, edited byS. Kamefuchi (Tokyo, 1983), p. 74.
SQUID 85:Superconducting Quantum Interference Devices and their Applications, inProceedings of the III International Conference on Superconducting Quantum Devices, Berlin (West), June 1985 edited byH. D. Hahlbohm andH. Lübbing (Walter de Gruyter, Berlin-New York, 1985), p. 243.
R. de Bruyn Ouboter:Proceedings of the International Symposium on the Foundations of Quantum Mechanics, edited byS. Kamefuchi (Tokyo, 1983), p. 83.
D. Bol, R. van Weelderen andR. de Bruyn Ouboter:Physica B,126, 423 (1983).
C. D. Tesche:Phys. Lett. A,104, 355 (1984).
C. D. Tesche:Ann. N.Y. Acad. Sci.,480, 36 (1986).
H. Prance, T. P. Spiller, J. E. Mutton, R. J. Prance, T. D. Clark andR. Nest:Phys. Lett. A,115, 125 (1986).
T. P. Spiller, D. A. Poulton, T. D. Clark, R. J. Prance andH. Prance:The dynamics of a quantum circuit connected to a classical lossy oscillator, submitted toEurophys. Lett.
R. J. Prance, J. E. Mutton, H. Prance, T. D. Clark, A. Widom andG. Megaloudis:Helv. Phys. Acta,56, 789 (1983).
J. E. Mutton, R. J. Prance andT. D. Clark:Phys. Lett. A,104, 375 (1984).
E.g. M. Tinkham:Introduction to Superconductivity (McGraw-Hill, 1975), p. 72.
B. D. Josephson:Phys. Lett.,1, 251 (1962).
A. Widom:J. Low Temp. Phys.,37, 449 (1979).
R. J. Prance, T. D. Clark, J. E. Mutton, H. Prance, T. P. Spiller andR. Nest:Phys. Lett. A,107, 133 (1985).
H. Prance, R. J. Prance, T. P. Spiller, J. E. Mutton, T. D. Clark andR. Nest:Phys. Lett. A,111, 199 (1985).
T. P. Spiller, T. D. Clark, R. J. Prance, H. Prance andD. A. Poulton:Nuovo Cimento B,105, 749 (1990).
J. E. Zimmerman andN. V. Frederick:Appl. Phys. Lett.,19, 16 (1971).
A. P. Long, T. D. Clark andR. J. Prance:Rev. Sci. Instrum.,51, 8 (1980).
H. Prance, T. P. Spiller, J. E. Mutton, R. J. Prance, T. D. Clark andR. Nest:Phys. Lett. A,115, 125 (1986).
S. Weinreb:IEEE Microwave Theory Tech.,28, 1041 (1980).
C. A. Liechti:IEEE Trans. Microwave Theory Tech.,24, 279 (1976).
Gallium Arsenide—Materials, Devices and Circuits, edited byM. J. Howes andD. V. Morgan (Wiley, Chichester, 1985), p. 400.
Author information
Authors and Affiliations
Additional information
The authors of this paper have agreed to not receive the proofs for correction.
Rights and permissions
About this article
Cite this article
Prance, R.J., Spiller, T.P., Prance, H. et al. The response of a superconducting weak-link ring to external adiabatic noise. Nuov Cim B 106, 431–450 (1991). https://doi.org/10.1007/BF02725694
Received:
Published:
Issue Date:
DOI: https://doi.org/10.1007/BF02725694