Electron-phonon interaction in transition-metal diborides TB2 (T=Zr,Nb,Ta) studied by point-contact spectroscopy

Physical Review B - Condensed Matter and Materials Physics

Volumn 66, Issue 14, 2002, Pages 1403011-1403014

  Naidyuk, Yu G ^a   Kvitnitskaya, O E ^a   Yanson, I K ^a   Drechsler, S L ^b   Behr, G ^b   Otani, S ^c  

^a B VERKIN INSTITUTE FOR LOW TEMPERATURE PHYSICS AND ENGINEERING   (Ukraine)

^b Leibniz Inst F Werkstoffforsch   (Germany)

^c NATIONAL INSTITUTE FOR MATERIALS SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

NIOBIUM; TANTALUM; TRANSITION ELEMENT; ZIRCONIUM;

ARTICLE; CONDUCTANCE; ELECTRON; ELEMENTARY PARTICLE; MATHEMATICAL ANALYSIS; MOLECULAR INTERACTION; SPECTROSCOPY;

EID: 20744445796     PISSN: 01631829     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (25)

1. J. Nagamatsu, N. Nakagawa, T. Muranaka, Y. Zenitani, and J. Akimitsu, Nature (London) 410, 63 (2001).
2. C. Buzea and T. Yamashita, Supercond. Sci. Technol. 14, R115 (2001).
3. V.A. Gasparov, N.S. Sidorov, I.I. Zver'kova, and M.P. Kulakov, Pis'ma Zh. Éksp. Teor. Fiz. 73, 601 (2001) [JETP Lett. 73, 532 (2001)].
4. I.K. Yanson, Fiz. Nizk. Temp. 9, 676 (1983) [Sov. J. Low Temp. Phys. 9, 343 (1983)].
5. S. Otani, M.M. Korsukova, and T. Mitsuhashi, J. Cryst. Growth 186, 582 (1998); 194, 430 (1998).
6. S. Otani, M.M. Korsukova, and T. Mitsuhashi, J. Cryst. Growth 186, 582 (1998); 194, 430 (1998).
7. I.O. Kulik, A.N. Omelyanchuk, and R.I. Shekhter, Fiz. Nizk. Temp. 3, 1543 (1977) [Sov. J. Low Temp. Phys. 3, 740 (1977)].
8. I.O. Kulik, Fiz. Nizk. Temp. 18, 450 (1992) [Sov. J. Low Temp. Phys. 18, 302 (1992)].
9. A. Wexler, Proc. Phys. Soc. London 89, 927 (1966).
10. PC spectra of Zr were measured by N.L. Bobrov and V.V. Fisun (unpublished).
11. A.V. Khotkevich and I.K. Yanson, Atlas of Point Contact Spectra of Electron-Phonon Interaction in Metals (Kluwer, Boston, 1995).
12. N.L. Bobrov et al., in New Trends in Superconductivity, Vol. 67 of NATO Science Series II: Mathematics, Physics and Chemistry, edited by J.F. Annett and S. Kruchinin, (Kluwer, Dordrecht, 2002), p. 225.
13. R. Osbom, E.A. Goremychkin, A.I. Kolesnikov, and D.G. Hinks, Phys. Rev. Lett. 87, 017005 (2001).
14. Y. Kong, O.V. Dolgov, O. Jepsen, and O.K. Andersen, Phys. Rev. B 64, 020501 (2001).
15. K.P. Bohnen, R. Heid, and B. Renker, Phys. Rev. Lett. 86, 5771 (2001).
16. S.V. Shulga et al., cond-mat/0103154 (unpublished).
17. D. Lampakis et al., cond-mat/0105447 (unpublished).
18. A.I. D'yachenko et al., cond-mat/0201200 (unpublished).
19. 2 reject multiple phonon nature of this maximum.
20. H. Rosner et al., Phys. Rev. B 64, 144516 (2001).
21. T. Aizava, W. Hayami, and S. Otani, Phys. Rev. B 65, 024303 (2001).
22. λ was calculated for a number of PC spectra selected by commonly used in PC spectroscopy criteria (Refs. 4 and 10). The scattering in λ was within 20% more likely due to deviation from the ballistic regime. Table II shows the maximal λ.
23. O.P. Balkashin et al., Solid State Commun. 100, 293 (1996).
24. I.O. Kulik and I.K. Yanson, Fiz. Nizk. Temp. 4, 1267 (1978) [Sov. J. Low Temp. Phys. 4, 596 (1978)].
25. I.K. Yanson et al., cond-mat/0206170 (unpublished).