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Observation of Leggett's Mode in Mg1-xAlxB2

Published online by Cambridge University Press:  01 February 2011

Yaroslav Ponomarev ,
Svetoslav Kuzmichev ,
Mikhail Mikheev ,
Marina Sudakova ,
Sergei Tchesnokov ,
Boris Bulychev ,
Evgenii Maksimov  and
Sergei Krasnosvobodtsev
Yaroslav Ponomarev
Affiliation:
[email protected], Moscow State University, Low Temperature Physics and Superconductivity, Moscow State University, Vorob'evi Gori,, 119899, Moscow, Moscow, N/A, 119899, Russian Federation, 007-095-9393941
Svetoslav Kuzmichev
Affiliation:
[email protected], Moscow State University, Moscow, N/A, 119899, Russian Federation
Mikhail Mikheev
Affiliation:
[email protected], Moscow State University, Moscow, N/A, 119899, Russian Federation
Marina Sudakova
Affiliation:
[email protected], Moscow State University, Moscow, N/A, 119899, Russian Federation
Sergei Tchesnokov
Affiliation:
[email protected], Moscow State University, Moscow, N/A, 119899, Russian Federation
Boris Bulychev
Affiliation:
[email protected], Moscow State University, Moscow, N/A, 119899, Russian Federation
Evgenii Maksimov
Affiliation:
[email protected], P.N. Lebedev Institute of Physics RAS, Moscow, N/A, 117924, Russian Federation
Sergei Krasnosvobodtsev
Affiliation:
[email protected], P.N. Lebedev Institute of Physics RAS, Moscow, N/A, 117924, Russian Federation
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Abstract

A detailed investigation of multiband superconductivity and Leggett's collective mode in the Mg1-xAlxB2 system was carried out using tunneling and Andreev spectroscopy

Keywords

defectselectronic structuresuperconducting
Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 946: Symposium HH – Recent Advances in Superconductivity , 2006 , 0946-HH05-09
Copyright
Copyright © Materials Research Society 2006

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References

1 Liu, A.Y., Mazin, I.I. and Kortus, J., Phys. Rev. Lett. 87, 087005 (2001).Google Scholar
2 Choi, H.J., Roundy, D., Sun, H. et al. , Nature 418, 758 (2002).Google Scholar
3 Giubileo, F. et al. , Europhys. Lett. 58, 764 (2002).Google Scholar
4 Szabo, P. et al. , Phys. Rev. Lett. 87, 137005 (2001).Google Scholar
5 Gonnelli, R.S. et al. , Phys. Rev. Lett. 89, 247004 (2002).Google Scholar
6 Iavarone, M. et al. , Phys. Rev. Lett. 89, 187002 (2002).Google Scholar
7 Neaton, J.B., Perali, A., arXiv: cond-mat/0104098.Google Scholar
8 Ponomarev, Ya.G., Kuzmichev, S.A. et al. , arXiv: cond-mat/0303640.Google Scholar
9 Ponomarev, Ya.G., Kuzmichev, S.A. et al. , Sol. State Commun. 129, 85 (2004).Google Scholar
10 Ponomarev, Ya.G., Kuzmichev, S.A. et al. , JETP Letters 79, 484 (2004).Google Scholar
11 Leggett, A J., Prog. Theor. Phys. 36, 901 (1966).Google Scholar
12 Sharapov, S.G., Gusynin, V.P. and Beck, H., arXiv: cond-mat/0205131 vl.Google Scholar
13 Agterberg, D.F., Demler, E. and Janko, B., Phys. Rev. B 66, 214507 (2002).Google Scholar
14 Ponomarev, Ya.G., Tsokur, E.B., Sudakova, M.V. et al. , Solid State Comm. 111, 513 (1999).Google Scholar
15 Maksimov, E.G., Arseev, P.I., Maslova, N.S., Solid State Comm. 111, 391 (1999).Google Scholar
16 Nicol, E.J., Carbotte, J.P., arXiv: cond-mat/0409335 vl.Google Scholar
17 Golubov, A.A. et al. , J. Phys.: Condens. Matter 14, 1353 (2002).Google Scholar
18 Kortus, J., Dolgov, O.V., Kremer, R.K., Phys. Rev. Lett. 94, 027002–1 (2005).Google Scholar